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Unified Diff: source/libvpx/third_party/libyuv/source/row_neon64.cc

Issue 996503002: libvpx: Pull from upstream (Closed) Base URL: https://chromium.googlesource.com/chromium/deps/libvpx.git@master
Patch Set: Created 5 years, 9 months ago
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Index: source/libvpx/third_party/libyuv/source/row_neon64.cc
diff --git a/source/libvpx/third_party/libyuv/source/row_neon64.cc b/source/libvpx/third_party/libyuv/source/row_neon64.cc
index 21111cf60f395d6fb03af4cfabaf952ee9ca5737..ddccd5d98b7c7710a70db5fd121f72d99e4dd73d 100644
--- a/source/libvpx/third_party/libyuv/source/row_neon64.cc
+++ b/source/libvpx/third_party/libyuv/source/row_neon64.cc
@@ -1,5 +1,5 @@
/*
- * Copyright 2011 The LibYuv Project Authors. All rights reserved.
+ * Copyright 2014 The LibYuv Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
@@ -15,113 +15,157 @@ namespace libyuv {
extern "C" {
#endif
-// This module is for GCC Neon
+// This module is for GCC Neon armv8 64 bit.
#if !defined(LIBYUV_DISABLE_NEON) && defined(__aarch64__)
// Read 8 Y, 4 U and 4 V from 422
#define READYUV422 \
MEMACCESS(0) \
- "vld1.8 {d0}, [%0]! \n" \
+ "ld1 {v0.8b}, [%0], #8 \n" \
MEMACCESS(1) \
- "vld1.32 {d2[0]}, [%1]! \n" \
+ "ld1 {v1.s}[0], [%1], #4 \n" \
MEMACCESS(2) \
- "vld1.32 {d2[1]}, [%2]! \n"
+ "ld1 {v1.s}[1], [%2], #4 \n"
// Read 8 Y, 2 U and 2 V from 422
#define READYUV411 \
MEMACCESS(0) \
- "vld1.8 {d0}, [%0]! \n" \
+ "ld1 {v0.8b}, [%0], #8 \n" \
MEMACCESS(1) \
- "vld1.16 {d2[0]}, [%1]! \n" \
+ "ld1 {v2.h}[0], [%1], #2 \n" \
MEMACCESS(2) \
- "vld1.16 {d2[1]}, [%2]! \n" \
- "vmov.u8 d3, d2 \n" \
- "vzip.u8 d2, d3 \n"
+ "ld1 {v2.h}[1], [%2], #2 \n" \
+ "zip1 v1.8b, v2.8b, v2.8b \n"
// Read 8 Y, 8 U and 8 V from 444
#define READYUV444 \
MEMACCESS(0) \
- "vld1.8 {d0}, [%0]! \n" \
+ "ld1 {v0.8b}, [%0], #8 \n" \
MEMACCESS(1) \
- "vld1.8 {d2}, [%1]! \n" \
+ "ld1 {v1.d}[0], [%1], #8 \n" \
MEMACCESS(2) \
- "vld1.8 {d3}, [%2]! \n" \
- "vpaddl.u8 q1, q1 \n" \
- "vrshrn.u16 d2, q1, #1 \n"
+ "ld1 {v1.d}[1], [%2], #8 \n" \
+ "uaddlp v1.8h, v1.16b \n" \
+ "rshrn v1.8b, v1.8h, #1 \n"
// Read 8 Y, and set 4 U and 4 V to 128
#define READYUV400 \
MEMACCESS(0) \
- "vld1.8 {d0}, [%0]! \n" \
- "vmov.u8 d2, #128 \n"
+ "ld1 {v0.8b}, [%0], #8 \n" \
+ "movi v1.8b , #128 \n"
// Read 8 Y and 4 UV from NV12
#define READNV12 \
MEMACCESS(0) \
- "vld1.8 {d0}, [%0]! \n" \
+ "ld1 {v0.8b}, [%0], #8 \n" \
MEMACCESS(1) \
- "vld1.8 {d2}, [%1]! \n" \
- "vmov.u8 d3, d2 \n"/* split odd/even uv apart */\
- "vuzp.u8 d2, d3 \n" \
- "vtrn.u32 d2, d3 \n"
+ "ld1 {v2.8b}, [%1], #8 \n" \
+ "uzp1 v1.8b, v2.8b, v2.8b \n" \
+ "uzp2 v3.8b, v2.8b, v2.8b \n" \
+ "ins v1.s[1], v3.s[0] \n"
// Read 8 Y and 4 VU from NV21
#define READNV21 \
MEMACCESS(0) \
- "vld1.8 {d0}, [%0]! \n" \
+ "ld1 {v0.8b}, [%0], #8 \n" \
MEMACCESS(1) \
- "vld1.8 {d2}, [%1]! \n" \
- "vmov.u8 d3, d2 \n"/* split odd/even uv apart */\
- "vuzp.u8 d3, d2 \n" \
- "vtrn.u32 d2, d3 \n"
+ "ld1 {v2.8b}, [%1], #8 \n" \
+ "uzp1 v3.8b, v2.8b, v2.8b \n" \
+ "uzp2 v1.8b, v2.8b, v2.8b \n" \
+ "ins v1.s[1], v3.s[0] \n"
// Read 8 YUY2
#define READYUY2 \
MEMACCESS(0) \
- "vld2.8 {d0, d2}, [%0]! \n" \
- "vmov.u8 d3, d2 \n" \
- "vuzp.u8 d2, d3 \n" \
- "vtrn.u32 d2, d3 \n"
+ "ld2 {v0.8b, v1.8b}, [%0], #16 \n" \
+ "uzp2 v3.8b, v1.8b, v1.8b \n" \
+ "uzp1 v1.8b, v1.8b, v1.8b \n" \
+ "ins v1.s[1], v3.s[0] \n"
// Read 8 UYVY
#define READUYVY \
MEMACCESS(0) \
- "vld2.8 {d2, d3}, [%0]! \n" \
- "vmov.u8 d0, d3 \n" \
- "vmov.u8 d3, d2 \n" \
- "vuzp.u8 d2, d3 \n" \
- "vtrn.u32 d2, d3 \n"
-
-#define YUV422TORGB \
- "veor.u8 d2, d26 \n"/*subtract 128 from u and v*/\
- "vmull.s8 q8, d2, d24 \n"/* u/v B/R component */\
- "vmull.s8 q9, d2, d25 \n"/* u/v G component */\
- "vmov.u8 d1, #0 \n"/* split odd/even y apart */\
- "vtrn.u8 d0, d1 \n" \
- "vsub.s16 q0, q0, q15 \n"/* offset y */\
- "vmul.s16 q0, q0, q14 \n" \
- "vadd.s16 d18, d19 \n" \
- "vqadd.s16 d20, d0, d16 \n" /* B */ \
- "vqadd.s16 d21, d1, d16 \n" \
- "vqadd.s16 d22, d0, d17 \n" /* R */ \
- "vqadd.s16 d23, d1, d17 \n" \
- "vqadd.s16 d16, d0, d18 \n" /* G */ \
- "vqadd.s16 d17, d1, d18 \n" \
- "vqshrun.s16 d0, q10, #6 \n" /* B */ \
- "vqshrun.s16 d1, q11, #6 \n" /* G */ \
- "vqshrun.s16 d2, q8, #6 \n" /* R */ \
- "vmovl.u8 q10, d0 \n"/* set up for reinterleave*/\
- "vmovl.u8 q11, d1 \n" \
- "vmovl.u8 q8, d2 \n" \
- "vtrn.u8 d20, d21 \n" \
- "vtrn.u8 d22, d23 \n" \
- "vtrn.u8 d16, d17 \n" \
- "vmov.u8 d21, d16 \n"
-
-static vec8 kUVToRB = { 127, 127, 127, 127, 102, 102, 102, 102,
- 0, 0, 0, 0, 0, 0, 0, 0 };
-static vec8 kUVToG = { -25, -25, -25, -25, -52, -52, -52, -52,
- 0, 0, 0, 0, 0, 0, 0, 0 };
+ "ld2 {v2.8b, v3.8b}, [%0], #16 \n" \
+ "orr v0.8b, v3.8b, v3.8b \n" \
+ "uzp1 v1.8b, v2.8b, v2.8b \n" \
+ "uzp2 v3.8b, v2.8b, v2.8b \n" \
+ "ins v1.s[1], v3.s[0] \n"
+
+#define YUV422TORGB_SETUP_REG \
+ "ld1r {v24.8h}, [%[kUVBiasBGR]], #2 \n" \
+ "ld1r {v25.8h}, [%[kUVBiasBGR]], #2 \n" \
+ "ld1r {v26.8h}, [%[kUVBiasBGR]] \n" \
+ "ld1r {v31.4s}, [%[kYToRgb]] \n" \
+ "movi v27.8h, #128 \n" \
+ "movi v28.8h, #102 \n" \
+ "movi v29.8h, #25 \n" \
+ "movi v30.8h, #52 \n"
+
+#define YUV422TORGB(vR, vG, vB) \
+ "uxtl v0.8h, v0.8b \n" /* Extract Y */ \
+ "shll v2.8h, v1.8b, #8 \n" /* Replicate UV */ \
+ "ushll2 v3.4s, v0.8h, #0 \n" /* Y */ \
+ "ushll v0.4s, v0.4h, #0 \n" \
+ "mul v3.4s, v3.4s, v31.4s \n" \
+ "mul v0.4s, v0.4s, v31.4s \n" \
+ "sqshrun v0.4h, v0.4s, #16 \n" \
+ "sqshrun2 v0.8h, v3.4s, #16 \n" /* Y */ \
+ "uaddw v1.8h, v2.8h, v1.8b \n" /* Replicate UV */ \
+ "mov v2.d[0], v1.d[1] \n" /* Extract V */ \
+ "uxtl v2.8h, v2.8b \n" \
+ "uxtl v1.8h, v1.8b \n" /* Extract U */ \
+ "mul v3.8h, v1.8h, v27.8h \n" \
+ "mul v5.8h, v1.8h, v29.8h \n" \
+ "mul v6.8h, v2.8h, v30.8h \n" \
+ "mul v7.8h, v2.8h, v28.8h \n" \
+ "sqadd v6.8h, v6.8h, v5.8h \n" \
+ "sqadd " #vB ".8h, v24.8h, v0.8h \n" /* B */ \
+ "sqadd " #vG ".8h, v25.8h, v0.8h \n" /* G */ \
+ "sqadd " #vR ".8h, v26.8h, v0.8h \n" /* R */ \
+ "sqadd " #vB ".8h, " #vB ".8h, v3.8h \n" /* B */ \
+ "sqsub " #vG ".8h, " #vG ".8h, v6.8h \n" /* G */ \
+ "sqadd " #vR ".8h, " #vR ".8h, v7.8h \n" /* R */ \
+ "sqshrun " #vB ".8b, " #vB ".8h, #6 \n" /* B */ \
+ "sqshrun " #vG ".8b, " #vG ".8h, #6 \n" /* G */ \
+ "sqshrun " #vR ".8b, " #vR ".8h, #6 \n" /* R */ \
+
+// YUV to RGB conversion constants.
+// Y contribution to R,G,B. Scale and bias.
+#define YG 18997 /* round(1.164 * 64 * 256 * 256 / 257) */
+#define YGB 1160 /* 1.164 * 64 * 16 - adjusted for even error distribution */
+
+// U and V contributions to R,G,B.
+#define UB -128 /* -min(128, round(2.018 * 64)) */
+#define UG 25 /* -round(-0.391 * 64) */
+#define VG 52 /* -round(-0.813 * 64) */
+#define VR -102 /* -round(1.596 * 64) */
+
+// Bias values to subtract 16 from Y and 128 from U and V.
+#define BB (UB * 128 - YGB)
+#define BG (UG * 128 + VG * 128 - YGB)
+#define BR (VR * 128 - YGB)
+
+static vec16 kUVBiasBGR = { BB, BG, BR, 0, 0, 0, 0, 0 };
+static vec32 kYToRgb = { 0x0101 * YG, 0, 0, 0 };
+
+#undef YG
+#undef YGB
+#undef UB
+#undef UG
+#undef VG
+#undef VR
+#undef BB
+#undef BG
+#undef BR
+
+#define RGBTOUV_SETUP_REG \
+ "movi v20.8h, #56, lsl #0 \n" /* UB/VR coefficient (0.875) / 2 */ \
+ "movi v21.8h, #37, lsl #0 \n" /* UG coefficient (-0.5781) / 2 */ \
+ "movi v22.8h, #19, lsl #0 \n" /* UR coefficient (-0.2969) / 2 */ \
+ "movi v23.8h, #9, lsl #0 \n" /* VB coefficient (-0.1406) / 2 */ \
+ "movi v24.8h, #47, lsl #0 \n" /* VG coefficient (-0.7344) / 2 */ \
+ "movi v25.16b, #0x80 \n" /* 128.5 (0x8080 in 16-bit) */
+
#ifdef HAS_I444TOARGBROW_NEON
void I444ToARGBRow_NEON(const uint8* src_y,
@@ -130,31 +174,24 @@ void I444ToARGBRow_NEON(const uint8* src_y,
uint8* dst_argb,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV444
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %4, %4, #8 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n" /* A */
MEMACCESS(3)
- "vst4.8 {d20, d21, d22, d23}, [%3]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%3], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
"+r"(dst_argb), // %3
"+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I444TOARGBROW_NEON
@@ -166,31 +203,24 @@ void I422ToARGBRow_NEON(const uint8* src_y,
uint8* dst_argb,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV422
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %4, %4, #8 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n" /* A */
MEMACCESS(3)
- "vst4.8 {d20, d21, d22, d23}, [%3]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%3], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
"+r"(dst_argb), // %3
"+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I422TOARGBROW_NEON
@@ -202,31 +232,24 @@ void I411ToARGBRow_NEON(const uint8* src_y,
uint8* dst_argb,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV411
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %4, %4, #8 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n" /* A */
MEMACCESS(3)
- "vst4.8 {d20, d21, d22, d23}, [%3]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%3], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
"+r"(dst_argb), // %3
"+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I411TOARGBROW_NEON
@@ -238,32 +261,24 @@ void I422ToBGRARow_NEON(const uint8* src_y,
uint8* dst_bgra,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV422
- YUV422TORGB
+ YUV422TORGB(v21, v22, v23)
"subs %4, %4, #8 \n"
- "vswp.u8 d20, d22 \n"
- "vmov.u8 d19, #255 \n"
+ "movi v20.8b, #255 \n" /* A */
MEMACCESS(3)
- "vst4.8 {d19, d20, d21, d22}, [%3]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%3], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
"+r"(dst_bgra), // %3
"+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I422TOBGRAROW_NEON
@@ -275,32 +290,24 @@ void I422ToABGRRow_NEON(const uint8* src_y,
uint8* dst_abgr,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV422
- YUV422TORGB
+ YUV422TORGB(v20, v21, v22)
"subs %4, %4, #8 \n"
- "vswp.u8 d20, d22 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n" /* A */
MEMACCESS(3)
- "vst4.8 {d20, d21, d22, d23}, [%3]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%3], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
"+r"(dst_abgr), // %3
"+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I422TOABGRROW_NEON
@@ -312,31 +319,24 @@ void I422ToRGBARow_NEON(const uint8* src_y,
uint8* dst_rgba,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV422
- YUV422TORGB
+ YUV422TORGB(v23, v22, v21)
"subs %4, %4, #8 \n"
- "vmov.u8 d19, #255 \n"
+ "movi v20.8b, #255 \n" /* A */
MEMACCESS(3)
- "vst4.8 {d19, d20, d21, d22}, [%3]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%3], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
"+r"(dst_rgba), // %3
"+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I422TORGBAROW_NEON
@@ -348,30 +348,23 @@ void I422ToRGB24Row_NEON(const uint8* src_y,
uint8* dst_rgb24,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV422
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %4, %4, #8 \n"
MEMACCESS(3)
- "vst3.8 {d20, d21, d22}, [%3]! \n"
- "bgt 1b \n"
- : "+r"(src_y), // %0
- "+r"(src_u), // %1
- "+r"(src_v), // %2
- "+r"(dst_rgb24), // %3
- "+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ "st3 {v20.8b,v21.8b,v22.8b}, [%3], #24 \n"
+ "b.gt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_rgb24), // %3
+ "+r"(width) // %4
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I422TORGB24ROW_NEON
@@ -383,46 +376,33 @@ void I422ToRAWRow_NEON(const uint8* src_y,
uint8* dst_raw,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV422
- YUV422TORGB
+ YUV422TORGB(v20, v21, v22)
"subs %4, %4, #8 \n"
- "vswp.u8 d20, d22 \n"
MEMACCESS(3)
- "vst3.8 {d20, d21, d22}, [%3]! \n"
- "bgt 1b \n"
- : "+r"(src_y), // %0
- "+r"(src_u), // %1
- "+r"(src_v), // %2
- "+r"(dst_raw), // %3
- "+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ "st3 {v20.8b,v21.8b,v22.8b}, [%3], #24 \n"
+ "b.gt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(dst_raw), // %3
+ "+r"(width) // %4
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I422TORAWROW_NEON
#define ARGBTORGB565 \
- "vshr.u8 d20, d20, #3 \n" /* B */ \
- "vshr.u8 d21, d21, #2 \n" /* G */ \
- "vshr.u8 d22, d22, #3 \n" /* R */ \
- "vmovl.u8 q8, d20 \n" /* B */ \
- "vmovl.u8 q9, d21 \n" /* G */ \
- "vmovl.u8 q10, d22 \n" /* R */ \
- "vshl.u16 q9, q9, #5 \n" /* G */ \
- "vshl.u16 q10, q10, #11 \n" /* R */ \
- "vorr q0, q8, q9 \n" /* BG */ \
- "vorr q0, q0, q10 \n" /* BGR */
+ "shll v0.8h, v22.8b, #8 \n" /* R */ \
+ "shll v20.8h, v20.8b, #8 \n" /* B */ \
+ "shll v21.8h, v21.8b, #8 \n" /* G */ \
+ "sri v0.8h, v21.8h, #5 \n" /* RG */ \
+ "sri v0.8h, v20.8h, #11 \n" /* RGB */
#ifdef HAS_I422TORGB565ROW_NEON
void I422ToRGB565Row_NEON(const uint8* src_y,
@@ -431,49 +411,36 @@ void I422ToRGB565Row_NEON(const uint8* src_y,
uint8* dst_rgb565,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV422
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %4, %4, #8 \n"
ARGBTORGB565
MEMACCESS(3)
- "vst1.8 {q0}, [%3]! \n" // store 8 pixels RGB565.
- "bgt 1b \n"
+ "st1 {v0.8h}, [%3], #16 \n" // store 8 pixels RGB565.
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
"+r"(dst_rgb565), // %3
"+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I422TORGB565ROW_NEON
#define ARGBTOARGB1555 \
- "vshr.u8 q10, q10, #3 \n" /* B */ \
- "vshr.u8 d22, d22, #3 \n" /* R */ \
- "vshr.u8 d23, d23, #7 \n" /* A */ \
- "vmovl.u8 q8, d20 \n" /* B */ \
- "vmovl.u8 q9, d21 \n" /* G */ \
- "vmovl.u8 q10, d22 \n" /* R */ \
- "vmovl.u8 q11, d23 \n" /* A */ \
- "vshl.u16 q9, q9, #5 \n" /* G */ \
- "vshl.u16 q10, q10, #10 \n" /* R */ \
- "vshl.u16 q11, q11, #15 \n" /* A */ \
- "vorr q0, q8, q9 \n" /* BG */ \
- "vorr q1, q10, q11 \n" /* RA */ \
- "vorr q0, q0, q1 \n" /* BGRA */
+ "shll v0.8h, v23.8b, #8 \n" /* A */ \
+ "shll v22.8h, v22.8b, #8 \n" /* R */ \
+ "shll v20.8h, v20.8b, #8 \n" /* B */ \
+ "shll v21.8h, v21.8b, #8 \n" /* G */ \
+ "sri v0.8h, v22.8h, #1 \n" /* AR */ \
+ "sri v0.8h, v21.8h, #6 \n" /* ARG */ \
+ "sri v0.8h, v20.8h, #11 \n" /* ARGB */
#ifdef HAS_I422TOARGB1555ROW_NEON
void I422ToARGB1555Row_NEON(const uint8* src_y,
@@ -482,44 +449,38 @@ void I422ToARGB1555Row_NEON(const uint8* src_y,
uint8* dst_argb1555,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV422
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %4, %4, #8 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n"
ARGBTOARGB1555
MEMACCESS(3)
- "vst1.8 {q0}, [%3]! \n" // store 8 pixels ARGB1555.
- "bgt 1b \n"
+ "st1 {v0.8h}, [%3], #16 \n" // store 8 pixels RGB565.
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
"+r"(dst_argb1555), // %3
"+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I422TOARGB1555ROW_NEON
#define ARGBTOARGB4444 \
- "vshr.u8 d20, d20, #4 \n" /* B */ \
- "vbic.32 d21, d21, d4 \n" /* G */ \
- "vshr.u8 d22, d22, #4 \n" /* R */ \
- "vbic.32 d23, d23, d4 \n" /* A */ \
- "vorr d0, d20, d21 \n" /* BG */ \
- "vorr d1, d22, d23 \n" /* RA */ \
- "vzip.u8 d0, d1 \n" /* BGRA */
+ /* Input v20.8b<=B, v21.8b<=G, v22.8b<=R, v23.8b<=A, v4.8b<=0x0f */ \
+ "ushr v20.8b, v20.8b, #4 \n" /* B */ \
+ "bic v21.8b, v21.8b, v4.8b \n" /* G */ \
+ "ushr v22.8b, v22.8b, #4 \n" /* R */ \
+ "bic v23.8b, v23.8b, v4.8b \n" /* A */ \
+ "orr v0.8b, v20.8b, v21.8b \n" /* BG */ \
+ "orr v1.8b, v22.8b, v23.8b \n" /* RA */ \
+ "zip1 v0.16b, v0.16b, v1.16b \n" /* BGRA */
#ifdef HAS_I422TOARGB4444ROW_NEON
void I422ToARGB4444Row_NEON(const uint8* src_y,
@@ -528,33 +489,26 @@ void I422ToARGB4444Row_NEON(const uint8* src_y,
uint8* dst_argb4444,
int width) {
asm volatile (
- MEMACCESS(5)
- "vld1.8 {d24}, [%5] \n"
- MEMACCESS(6)
- "vld1.8 {d25}, [%6] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- "vmov.u8 d4, #0x0f \n" // bits to clear with vbic.
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
+ "movi v4.16b, #0x0f \n" // bits to clear with vbic.
"1: \n"
READYUV422
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %4, %4, #8 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n"
ARGBTOARGB4444
MEMACCESS(3)
- "vst1.8 {q0}, [%3]! \n" // store 8 pixels ARGB4444.
- "bgt 1b \n"
+ "st1 {v0.8h}, [%3], #16 \n" // store 8 pixels ARGB4444.
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
"+r"(dst_argb4444), // %3
"+r"(width) // %4
- : "r"(&kUVToRB), // %5
- "r"(&kUVToG) // %6
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_I422TOARGB4444ROW_NEON
@@ -564,29 +518,22 @@ void YToARGBRow_NEON(const uint8* src_y,
uint8* dst_argb,
int width) {
asm volatile (
- MEMACCESS(3)
- "vld1.8 {d24}, [%3] \n"
- MEMACCESS(4)
- "vld1.8 {d25}, [%4] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUV400
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %2, %2, #8 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n"
MEMACCESS(1)
- "vst4.8 {d20, d21, d22, d23}, [%1]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%1], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(dst_argb), // %1
"+r"(width) // %2
- : "r"(&kUVToRB), // %3
- "r"(&kUVToG) // %4
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_YTOARGBROW_NEON
@@ -596,22 +543,21 @@ void I400ToARGBRow_NEON(const uint8* src_y,
uint8* dst_argb,
int width) {
asm volatile (
- ".p2align 2 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n"
"1: \n"
MEMACCESS(0)
- "vld1.8 {d20}, [%0]! \n"
- "vmov d21, d20 \n"
- "vmov d22, d20 \n"
+ "ld1 {v20.8b}, [%0], #8 \n"
+ "orr v21.8b, v20.8b, v20.8b \n"
+ "orr v22.8b, v20.8b, v20.8b \n"
"subs %2, %2, #8 \n"
MEMACCESS(1)
- "vst4.8 {d20, d21, d22, d23}, [%1]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%1], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(dst_argb), // %1
"+r"(width) // %2
:
- : "cc", "memory", "d20", "d21", "d22", "d23"
+ : "cc", "memory", "v20", "v21", "v22", "v23"
);
}
#endif // HAS_I400TOARGBROW_NEON
@@ -622,30 +568,23 @@ void NV12ToARGBRow_NEON(const uint8* src_y,
uint8* dst_argb,
int width) {
asm volatile (
- MEMACCESS(4)
- "vld1.8 {d24}, [%4] \n"
- MEMACCESS(5)
- "vld1.8 {d25}, [%5] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READNV12
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %3, %3, #8 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n"
MEMACCESS(2)
- "vst4.8 {d20, d21, d22, d23}, [%2]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%2], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_uv), // %1
"+r"(dst_argb), // %2
"+r"(width) // %3
- : "r"(&kUVToRB), // %4
- "r"(&kUVToG) // %5
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_NV12TOARGBROW_NEON
@@ -656,30 +595,23 @@ void NV21ToARGBRow_NEON(const uint8* src_y,
uint8* dst_argb,
int width) {
asm volatile (
- MEMACCESS(4)
- "vld1.8 {d24}, [%4] \n"
- MEMACCESS(5)
- "vld1.8 {d25}, [%5] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READNV21
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %3, %3, #8 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n"
MEMACCESS(2)
- "vst4.8 {d20, d21, d22, d23}, [%2]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%2], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_uv), // %1
"+r"(dst_argb), // %2
"+r"(width) // %3
- : "r"(&kUVToRB), // %4
- "r"(&kUVToG) // %5
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_NV21TOARGBROW_NEON
@@ -690,30 +622,23 @@ void NV12ToRGB565Row_NEON(const uint8* src_y,
uint8* dst_rgb565,
int width) {
asm volatile (
- MEMACCESS(4)
- "vld1.8 {d24}, [%4] \n"
- MEMACCESS(5)
- "vld1.8 {d25}, [%5] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READNV12
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %3, %3, #8 \n"
ARGBTORGB565
MEMACCESS(2)
- "vst1.8 {q0}, [%2]! \n" // store 8 pixels RGB565.
- "bgt 1b \n"
+ "st1 {v0.8h}, [%2], 16 \n" // store 8 pixels RGB565.
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_uv), // %1
"+r"(dst_rgb565), // %2
"+r"(width) // %3
- : "r"(&kUVToRB), // %4
- "r"(&kUVToG) // %5
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_NV12TORGB565ROW_NEON
@@ -724,30 +649,23 @@ void NV21ToRGB565Row_NEON(const uint8* src_y,
uint8* dst_rgb565,
int width) {
asm volatile (
- MEMACCESS(4)
- "vld1.8 {d24}, [%4] \n"
- MEMACCESS(5)
- "vld1.8 {d25}, [%5] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READNV21
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %3, %3, #8 \n"
ARGBTORGB565
MEMACCESS(2)
- "vst1.8 {q0}, [%2]! \n" // store 8 pixels RGB565.
- "bgt 1b \n"
+ "st1 {v0.8h}, [%2], 16 \n" // store 8 pixels RGB565.
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_uv), // %1
"+r"(dst_rgb565), // %2
"+r"(width) // %3
- : "r"(&kUVToRB), // %4
- "r"(&kUVToG) // %5
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_NV21TORGB565ROW_NEON
@@ -757,29 +675,22 @@ void YUY2ToARGBRow_NEON(const uint8* src_yuy2,
uint8* dst_argb,
int width) {
asm volatile (
- MEMACCESS(3)
- "vld1.8 {d24}, [%3] \n"
- MEMACCESS(4)
- "vld1.8 {d25}, [%4] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READYUY2
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %2, %2, #8 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n"
MEMACCESS(1)
- "vst4.8 {d20, d21, d22, d23}, [%1]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%1], #32 \n"
+ "b.gt 1b \n"
: "+r"(src_yuy2), // %0
"+r"(dst_argb), // %1
"+r"(width) // %2
- : "r"(&kUVToRB), // %3
- "r"(&kUVToG) // %4
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_YUY2TOARGBROW_NEON
@@ -789,29 +700,22 @@ void UYVYToARGBRow_NEON(const uint8* src_uyvy,
uint8* dst_argb,
int width) {
asm volatile (
- MEMACCESS(3)
- "vld1.8 {d24}, [%3] \n"
- MEMACCESS(4)
- "vld1.8 {d25}, [%4] \n"
- "vmov.u8 d26, #128 \n"
- "vmov.u16 q14, #74 \n"
- "vmov.u16 q15, #16 \n"
- ".p2align 2 \n"
+ YUV422TORGB_SETUP_REG
"1: \n"
READUYVY
- YUV422TORGB
+ YUV422TORGB(v22, v21, v20)
"subs %2, %2, #8 \n"
- "vmov.u8 d23, #255 \n"
+ "movi v23.8b, #255 \n"
MEMACCESS(1)
- "vst4.8 {d20, d21, d22, d23}, [%1]! \n"
- "bgt 1b \n"
+ "st4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%1], 32 \n"
+ "b.gt 1b \n"
: "+r"(src_uyvy), // %0
"+r"(dst_argb), // %1
"+r"(width) // %2
- : "r"(&kUVToRB), // %3
- "r"(&kUVToG) // %4
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : [kUVBiasBGR]"r"(&kUVBiasBGR),
+ [kYToRgb]"r"(&kYToRgb)
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v20",
+ "v21", "v22", "v23", "v24", "v25", "v26", "v27", "v28", "v29", "v30"
);
}
#endif // HAS_UYVYTOARGBROW_NEON
@@ -821,16 +725,15 @@ void UYVYToARGBRow_NEON(const uint8* src_uyvy,
void SplitUVRow_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
int width) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld2 {v0.16b, v1.16b}, [%0], #32 \n" // load 16 pairs of UV
+ "ld2 {v0.16b,v1.16b}, [%0], #32 \n" // load 16 pairs of UV
"subs %3, %3, #16 \n" // 16 processed per loop
MEMACCESS(1)
"st1 {v0.16b}, [%1], #16 \n" // store U
MEMACCESS(2)
"st1 {v1.16b}, [%2], #16 \n" // store V
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_uv), // %0
"+r"(dst_u), // %1
"+r"(dst_v), // %2
@@ -846,7 +749,6 @@ void SplitUVRow_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
void MergeUVRow_NEON(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
int width) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld1 {v0.16b}, [%0], #16 \n" // load U
@@ -854,8 +756,8 @@ void MergeUVRow_NEON(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
"ld1 {v1.16b}, [%1], #16 \n" // load V
"subs %3, %3, #16 \n" // 16 processed per loop
MEMACCESS(2)
- "st2 {v0.16b, v1.16b}, [%2], #32 \n" // store 16 pairs of UV
- "bgt 1b \n"
+ "st2 {v0.16b,v1.16b}, [%2], #32 \n" // store 16 pairs of UV
+ "b.gt 1b \n"
:
"+r"(src_u), // %0
"+r"(src_v), // %1
@@ -871,14 +773,13 @@ void MergeUVRow_NEON(const uint8* src_u, const uint8* src_v, uint8* dst_uv,
#ifdef HAS_COPYROW_NEON
void CopyRow_NEON(const uint8* src, uint8* dst, int count) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld1 {v0.8b-v3.8b}, [%0], #32 \n" // load 32
+ "ld1 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 32
"subs %2, %2, #32 \n" // 32 processed per loop
MEMACCESS(1)
- "st1 {v0.8b-v3.8b}, [%1], #32 \n" // store 32
- "bgt 1b \n"
+ "st1 {v0.8b,v1.8b,v2.8b,v3.8b}, [%1], #32 \n" // store 32
+ "b.gt 1b \n"
: "+r"(src), // %0
"+r"(dst), // %1
"+r"(count) // %2 // Output registers
@@ -888,35 +789,36 @@ void CopyRow_NEON(const uint8* src, uint8* dst, int count) {
}
#endif // HAS_COPYROW_NEON
-// SetRow8 writes 'count' bytes using a 32 bit value repeated.
-#ifdef HAS_SETROW_NEON
-void SetRow_NEON(uint8* dst, uint32 v32, int count) {
+// SetRow writes 'count' bytes using an 8 bit value repeated.
+void SetRow_NEON(uint8* dst, uint8 v8, int count) {
asm volatile (
- "dup v0.4s, %w2 \n" // duplicate 4 ints
- "1: \n"
+ "dup v0.16b, %w2 \n" // duplicate 16 bytes
+ "1: \n"
"subs %1, %1, #16 \n" // 16 bytes per loop
MEMACCESS(0)
"st1 {v0.16b}, [%0], #16 \n" // store
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(dst), // %0
"+r"(count) // %1
- : "r"(v32) // %2
+ : "r"(v8) // %2
: "cc", "memory", "v0"
);
}
-#endif // HAS_SETROW_NEON
-// TODO(fbarchard): Make fully assembler
-// SetRow32 writes 'count' words using a 32 bit value repeated.
-#ifdef HAS_ARGBSETROWS_NEON
-void ARGBSetRows_NEON(uint8* dst, uint32 v32, int width,
- int dst_stride, int height) {
- for (int y = 0; y < height; ++y) {
- SetRow_NEON(dst, v32, width << 2);
- dst += dst_stride;
- }
+void ARGBSetRow_NEON(uint8* dst, uint32 v32, int count) {
+ asm volatile (
+ "dup v0.4s, %w2 \n" // duplicate 4 ints
+ "1: \n"
+ "subs %1, %1, #4 \n" // 4 ints per loop
+ MEMACCESS(0)
+ "st1 {v0.16b}, [%0], #16 \n" // store
+ "b.gt 1b \n"
+ : "+r"(dst), // %0
+ "+r"(count) // %1
+ : "r"(v32) // %2
+ : "cc", "memory", "v0"
+ );
}
-#endif // HAS_ARGBSETROWS_NEON
#ifdef HAS_MIRRORROW_NEON
void MirrorRow_NEON(const uint8* src, uint8* dst, int width) {
@@ -925,7 +827,6 @@ void MirrorRow_NEON(const uint8* src, uint8* dst, int width) {
"add %0, %0, %2 \n"
"sub %0, %0, #16 \n"
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld1 {v0.16b}, [%0], %3 \n" // src -= 16
@@ -935,7 +836,7 @@ void MirrorRow_NEON(const uint8* src, uint8* dst, int width) {
"st1 {v0.D}[1], [%1], #8 \n" // dst += 16
MEMACCESS(1)
"st1 {v0.D}[0], [%1], #8 \n"
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src), // %0
"+r"(dst), // %1
"+r"(width) // %2
@@ -953,7 +854,6 @@ void MirrorUVRow_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
"add %0, %0, %3, lsl #1 \n"
"sub %0, %0, #16 \n"
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld2 {v0.8b, v1.8b}, [%0], %4 \n" // src -= 16
@@ -961,10 +861,10 @@ void MirrorUVRow_NEON(const uint8* src_uv, uint8* dst_u, uint8* dst_v,
"rev64 v0.8b, v0.8b \n"
"rev64 v1.8b, v1.8b \n"
MEMACCESS(1)
- "st1 {v0.8b}, [%1], #8 \n" // dst += 8
+ "st1 {v0.8b}, [%1], #8 \n" // dst += 8
MEMACCESS(2)
- "st1 {v1.8b}, [%2], #8 \n"
- "bgt 1b \n"
+ "st1 {v1.8b}, [%2], #8 \n"
+ "b.gt 1b \n"
: "+r"(src_uv), // %0
"+r"(dst_u), // %1
"+r"(dst_v), // %2
@@ -982,7 +882,6 @@ void ARGBMirrorRow_NEON(const uint8* src, uint8* dst, int width) {
"add %0, %0, %2, lsl #2 \n"
"sub %0, %0, #16 \n"
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld1 {v0.16b}, [%0], %3 \n" // src -= 16
@@ -992,7 +891,7 @@ void ARGBMirrorRow_NEON(const uint8* src, uint8* dst, int width) {
"st1 {v0.D}[1], [%1], #8 \n" // dst += 16
MEMACCESS(1)
"st1 {v0.D}[0], [%1], #8 \n"
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src), // %0
"+r"(dst), // %1
"+r"(width) // %2
@@ -1006,14 +905,13 @@ void ARGBMirrorRow_NEON(const uint8* src, uint8* dst, int width) {
void RGB24ToARGBRow_NEON(const uint8* src_rgb24, uint8* dst_argb, int pix) {
asm volatile (
"movi v4.8b, #255 \n" // Alpha
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld3 {v1.8b-v3.8b}, [%0], #24 \n" // load 8 pixels of RGB24.
+ "ld3 {v1.8b,v2.8b,v3.8b}, [%0], #24 \n" // load 8 pixels of RGB24.
"subs %2, %2, #8 \n" // 8 processed per loop.
MEMACCESS(1)
- "st4 {v1.8b-v4.8b}, [%1], #32 \n" // store 8 pixels of ARGB.
- "bgt 1b \n"
+ "st4 {v1.8b,v2.8b,v3.8b,v4.8b}, [%1], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_rgb24), // %0
"+r"(dst_argb), // %1
"+r"(pix) // %2
@@ -1027,16 +925,15 @@ void RGB24ToARGBRow_NEON(const uint8* src_rgb24, uint8* dst_argb, int pix) {
void RAWToARGBRow_NEON(const uint8* src_raw, uint8* dst_argb, int pix) {
asm volatile (
"movi v5.8b, #255 \n" // Alpha
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld3 {v0.8b-v2.8b}, [%0], #24 \n" // read r g b
+ "ld3 {v0.8b,v1.8b,v2.8b}, [%0], #24 \n" // read r g b
"subs %2, %2, #8 \n" // 8 processed per loop.
- "mov v3.8b, v1.8b \n" // move g
- "mov v4.8b, v0.8b \n" // move r
+ "orr v3.8b, v1.8b, v1.8b \n" // move g
+ "orr v4.8b, v0.8b, v0.8b \n" // move r
MEMACCESS(1)
- "st4 {v2.8b-v5.8b}, [%1], #32 \n" // store b g r a
- "bgt 1b \n"
+ "st4 {v2.8b,v3.8b,v4.8b,v5.8b}, [%1], #32 \n" // store b g r a
+ "b.gt 1b \n"
: "+r"(src_raw), // %0
"+r"(dst_argb), // %1
"+r"(pix) // %2
@@ -1047,118 +944,127 @@ void RAWToARGBRow_NEON(const uint8* src_raw, uint8* dst_argb, int pix) {
#endif // HAS_RAWTOARGBROW_NEON
#define RGB565TOARGB \
- "vshrn.u16 d6, q0, #5 \n" /* G xxGGGGGG */ \
- "vuzp.u8 d0, d1 \n" /* d0 xxxBBBBB RRRRRxxx */ \
- "vshl.u8 d6, d6, #2 \n" /* G GGGGGG00 upper 6 */ \
- "vshr.u8 d1, d1, #3 \n" /* R 000RRRRR lower 5 */ \
- "vshl.u8 q0, q0, #3 \n" /* B,R BBBBB000 upper 5 */ \
- "vshr.u8 q2, q0, #5 \n" /* B,R 00000BBB lower 3 */ \
- "vorr.u8 d0, d0, d4 \n" /* B */ \
- "vshr.u8 d4, d6, #6 \n" /* G 000000GG lower 2 */ \
- "vorr.u8 d2, d1, d5 \n" /* R */ \
- "vorr.u8 d1, d4, d6 \n" /* G */
+ "shrn v6.8b, v0.8h, #5 \n" /* G xxGGGGGG */ \
+ "shl v6.8b, v6.8b, #2 \n" /* G GGGGGG00 upper 6 */ \
+ "ushr v4.8b, v6.8b, #6 \n" /* G 000000GG lower 2 */ \
+ "orr v1.8b, v4.8b, v6.8b \n" /* G */ \
+ "xtn v2.8b, v0.8h \n" /* B xxxBBBBB */ \
+ "ushr v0.8h, v0.8h, #11 \n" /* R 000RRRRR */ \
+ "xtn2 v2.16b,v0.8h \n" /* R in upper part */ \
+ "shl v2.16b, v2.16b, #3 \n" /* R,B BBBBB000 upper 5 */ \
+ "ushr v0.16b, v2.16b, #5 \n" /* R,B 00000BBB lower 3 */ \
+ "orr v0.16b, v0.16b, v2.16b \n" /* R,B */ \
+ "dup v2.2D, v0.D[1] \n" /* R */
#ifdef HAS_RGB565TOARGBROW_NEON
void RGB565ToARGBRow_NEON(const uint8* src_rgb565, uint8* dst_argb, int pix) {
asm volatile (
- "vmov.u8 d3, #255 \n" // Alpha
- ".p2align 2 \n"
+ "movi v3.8b, #255 \n" // Alpha
"1: \n"
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // load 8 RGB565 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // load 8 RGB565 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
RGB565TOARGB
MEMACCESS(1)
- "vst4.8 {d0, d1, d2, d3}, [%1]! \n" // store 8 pixels of ARGB.
- "bgt 1b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%1], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_rgb565), // %0
"+r"(dst_argb), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "q0", "q1", "q2", "q3" // Clobber List
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v6" // Clobber List
);
}
#endif // HAS_RGB565TOARGBROW_NEON
#define ARGB1555TOARGB \
- "vshrn.u16 d7, q0, #8 \n" /* A Arrrrrxx */ \
- "vshr.u8 d6, d7, #2 \n" /* R xxxRRRRR */ \
- "vshrn.u16 d5, q0, #5 \n" /* G xxxGGGGG */ \
- "vmovn.u16 d4, q0 \n" /* B xxxBBBBB */ \
- "vshr.u8 d7, d7, #7 \n" /* A 0000000A */ \
- "vneg.s8 d7, d7 \n" /* A AAAAAAAA upper 8 */ \
- "vshl.u8 d6, d6, #3 \n" /* R RRRRR000 upper 5 */ \
- "vshr.u8 q1, q3, #5 \n" /* R,A 00000RRR lower 3 */ \
- "vshl.u8 q0, q2, #3 \n" /* B,G BBBBB000 upper 5 */ \
- "vshr.u8 q2, q0, #5 \n" /* B,G 00000BBB lower 3 */ \
- "vorr.u8 q1, q1, q3 \n" /* R,A */ \
- "vorr.u8 q0, q0, q2 \n" /* B,G */ \
+ "ushr v2.8h, v0.8h, #10 \n" /* R xxxRRRRR */ \
+ "shl v2.8h, v2.8h, #3 \n" /* R RRRRR000 upper 5 */ \
+ "xtn v3.8b, v2.8h \n" /* RRRRR000 AAAAAAAA */ \
+ \
+ "sshr v2.8h, v0.8h, #15 \n" /* A AAAAAAAA */ \
+ "xtn2 v3.16b, v2.8h \n" \
+ \
+ "xtn v2.8b, v0.8h \n" /* B xxxBBBBB */ \
+ "shrn2 v2.16b,v0.8h, #5 \n" /* G xxxGGGGG */ \
+ \
+ "ushr v1.16b, v3.16b, #5 \n" /* R,A 00000RRR lower 3 */ \
+ "shl v0.16b, v2.16b, #3 \n" /* B,G BBBBB000 upper 5 */ \
+ "ushr v2.16b, v0.16b, #5 \n" /* B,G 00000BBB lower 3 */ \
+ \
+ "orr v0.16b, v0.16b, v2.16b \n" /* B,G */ \
+ "orr v2.16b, v1.16b, v3.16b \n" /* R,A */ \
+ "dup v1.2D, v0.D[1] \n" \
+ "dup v3.2D, v2.D[1] \n"
// RGB555TOARGB is same as ARGB1555TOARGB but ignores alpha.
#define RGB555TOARGB \
- "vshrn.u16 d6, q0, #5 \n" /* G xxxGGGGG */ \
- "vuzp.u8 d0, d1 \n" /* d0 xxxBBBBB xRRRRRxx */ \
- "vshl.u8 d6, d6, #3 \n" /* G GGGGG000 upper 5 */ \
- "vshr.u8 d1, d1, #2 \n" /* R 00xRRRRR lower 5 */ \
- "vshl.u8 q0, q0, #3 \n" /* B,R BBBBB000 upper 5 */ \
- "vshr.u8 q2, q0, #5 \n" /* B,R 00000BBB lower 3 */ \
- "vorr.u8 d0, d0, d4 \n" /* B */ \
- "vshr.u8 d4, d6, #5 \n" /* G 00000GGG lower 3 */ \
- "vorr.u8 d2, d1, d5 \n" /* R */ \
- "vorr.u8 d1, d4, d6 \n" /* G */
+ "ushr v2.8h, v0.8h, #10 \n" /* R xxxRRRRR */ \
+ "shl v2.8h, v2.8h, #3 \n" /* R RRRRR000 upper 5 */ \
+ "xtn v3.8b, v2.8h \n" /* RRRRR000 */ \
+ \
+ "xtn v2.8b, v0.8h \n" /* B xxxBBBBB */ \
+ "shrn2 v2.16b,v0.8h, #5 \n" /* G xxxGGGGG */ \
+ \
+ "ushr v1.16b, v3.16b, #5 \n" /* R 00000RRR lower 3 */ \
+ "shl v0.16b, v2.16b, #3 \n" /* B,G BBBBB000 upper 5 */ \
+ "ushr v2.16b, v0.16b, #5 \n" /* B,G 00000BBB lower 3 */ \
+ \
+ "orr v0.16b, v0.16b, v2.16b \n" /* B,G */ \
+ "orr v2.16b, v1.16b, v3.16b \n" /* R */ \
+ "dup v1.2D, v0.D[1] \n" /* G */ \
#ifdef HAS_ARGB1555TOARGBROW_NEON
void ARGB1555ToARGBRow_NEON(const uint8* src_argb1555, uint8* dst_argb,
int pix) {
asm volatile (
- "vmov.u8 d3, #255 \n" // Alpha
- ".p2align 2 \n"
+ "movi v3.8b, #255 \n" // Alpha
"1: \n"
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // load 8 ARGB1555 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // load 8 ARGB1555 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
ARGB1555TOARGB
MEMACCESS(1)
- "vst4.8 {d0, d1, d2, d3}, [%1]! \n" // store 8 pixels of ARGB.
- "bgt 1b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%1], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_argb1555), // %0
"+r"(dst_argb), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "q0", "q1", "q2", "q3" // Clobber List
+ : "cc", "memory", "v0", "v1", "v2", "v3" // Clobber List
);
}
#endif // HAS_ARGB1555TOARGBROW_NEON
#define ARGB4444TOARGB \
- "vuzp.u8 d0, d1 \n" /* d0 BG, d1 RA */ \
- "vshl.u8 q2, q0, #4 \n" /* B,R BBBB0000 */ \
- "vshr.u8 q1, q0, #4 \n" /* G,A 0000GGGG */ \
- "vshr.u8 q0, q2, #4 \n" /* B,R 0000BBBB */ \
- "vorr.u8 q0, q0, q2 \n" /* B,R BBBBBBBB */ \
- "vshl.u8 q2, q1, #4 \n" /* G,A GGGG0000 */ \
- "vorr.u8 q1, q1, q2 \n" /* G,A GGGGGGGG */ \
- "vswp.u8 d1, d2 \n" /* B,R,G,A -> B,G,R,A */
+ "shrn v1.8b, v0.8h, #8 \n" /* v1(l) AR */ \
+ "xtn2 v1.16b, v0.8h \n" /* v1(h) GB */ \
+ "shl v2.16b, v1.16b, #4 \n" /* B,R BBBB0000 */ \
+ "ushr v3.16b, v1.16b, #4 \n" /* G,A 0000GGGG */ \
+ "ushr v0.16b, v2.16b, #4 \n" /* B,R 0000BBBB */ \
+ "shl v1.16b, v3.16b, #4 \n" /* G,A GGGG0000 */ \
+ "orr v2.16b, v0.16b, v2.16b \n" /* B,R BBBBBBBB */ \
+ "orr v3.16b, v1.16b, v3.16b \n" /* G,A GGGGGGGG */ \
+ "dup v0.2D, v2.D[1] \n" \
+ "dup v1.2D, v3.D[1] \n"
#ifdef HAS_ARGB4444TOARGBROW_NEON
void ARGB4444ToARGBRow_NEON(const uint8* src_argb4444, uint8* dst_argb,
int pix) {
asm volatile (
- "vmov.u8 d3, #255 \n" // Alpha
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // load 8 ARGB4444 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // load 8 ARGB4444 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
ARGB4444TOARGB
MEMACCESS(1)
- "vst4.8 {d0, d1, d2, d3}, [%1]! \n" // store 8 pixels of ARGB.
- "bgt 1b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%1], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_argb4444), // %0
"+r"(dst_argb), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "q0", "q1", "q2" // Clobber List
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4" // Clobber List
);
}
#endif // HAS_ARGB4444TOARGBROW_NEON
@@ -1166,14 +1072,13 @@ void ARGB4444ToARGBRow_NEON(const uint8* src_argb4444, uint8* dst_argb,
#ifdef HAS_ARGBTORGB24ROW_NEON
void ARGBToRGB24Row_NEON(const uint8* src_argb, uint8* dst_rgb24, int pix) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v1.8b-v4.8b}, [%0], #32 \n" // load 8 pixels of ARGB.
+ "ld4 {v1.8b,v2.8b,v3.8b,v4.8b}, [%0], #32 \n" // load 8 ARGB pixels
"subs %2, %2, #8 \n" // 8 processed per loop.
MEMACCESS(1)
- "st3 {v1.8b-v3.8b}, [%1], #24 \n" // store 8 pixels of RGB24.
- "bgt 1b \n"
+ "st3 {v1.8b,v2.8b,v3.8b}, [%1], #24 \n" // store 8 pixels of RGB24.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_rgb24), // %1
"+r"(pix) // %2
@@ -1186,16 +1091,15 @@ void ARGBToRGB24Row_NEON(const uint8* src_argb, uint8* dst_rgb24, int pix) {
#ifdef HAS_ARGBTORAWROW_NEON
void ARGBToRAWRow_NEON(const uint8* src_argb, uint8* dst_raw, int pix) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v1.8b-v4.8b}, [%0], #32 \n" // load b g r a
+ "ld4 {v1.8b,v2.8b,v3.8b,v4.8b}, [%0], #32 \n" // load b g r a
"subs %2, %2, #8 \n" // 8 processed per loop.
- "mov v4.8b, v2.8b \n" // mov g
- "mov v5.8b, v1.8b \n" // mov b
+ "orr v4.8b, v2.8b, v2.8b \n" // mov g
+ "orr v5.8b, v1.8b, v1.8b \n" // mov b
MEMACCESS(1)
- "st3 {v3.8b-v5.8b}, [%1], #24 \n" // store r g b
- "bgt 1b \n"
+ "st3 {v3.8b,v4.8b,v5.8b}, [%1], #24 \n" // store r g b
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_raw), // %1
"+r"(pix) // %2
@@ -1208,14 +1112,13 @@ void ARGBToRAWRow_NEON(const uint8* src_argb, uint8* dst_raw, int pix) {
#ifdef HAS_YUY2TOYROW_NEON
void YUY2ToYRow_NEON(const uint8* src_yuy2, uint8* dst_y, int pix) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld2 {v0.16b, v1.16b}, [%0], #32 \n" // load 16 pixels of YUY2.
+ "ld2 {v0.16b,v1.16b}, [%0], #32 \n" // load 16 pixels of YUY2.
"subs %2, %2, #16 \n" // 16 processed per loop.
MEMACCESS(1)
"st1 {v0.16b}, [%1], #16 \n" // store 16 pixels of Y.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_yuy2), // %0
"+r"(dst_y), // %1
"+r"(pix) // %2
@@ -1228,14 +1131,13 @@ void YUY2ToYRow_NEON(const uint8* src_yuy2, uint8* dst_y, int pix) {
#ifdef HAS_UYVYTOYROW_NEON
void UYVYToYRow_NEON(const uint8* src_uyvy, uint8* dst_y, int pix) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld2 {v0.16b, v1.16b}, [%0], #32 \n" // load 16 pixels of UYVY.
+ "ld2 {v0.16b,v1.16b}, [%0], #32 \n" // load 16 pixels of UYVY.
"subs %2, %2, #16 \n" // 16 processed per loop.
MEMACCESS(1)
"st1 {v1.16b}, [%1], #16 \n" // store 16 pixels of Y.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_uyvy), // %0
"+r"(dst_y), // %1
"+r"(pix) // %2
@@ -1249,16 +1151,15 @@ void UYVYToYRow_NEON(const uint8* src_uyvy, uint8* dst_y, int pix) {
void YUY2ToUV422Row_NEON(const uint8* src_yuy2, uint8* dst_u, uint8* dst_v,
int pix) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v0.8b-v3.8b}, [%0], #32 \n" // load 16 pixels of YUY2.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 16 YUY2 pixels
"subs %3, %3, #16 \n" // 16 pixels = 8 UVs.
MEMACCESS(1)
"st1 {v1.8b}, [%1], #8 \n" // store 8 U.
MEMACCESS(2)
"st1 {v3.8b}, [%2], #8 \n" // store 8 V.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_yuy2), // %0
"+r"(dst_u), // %1
"+r"(dst_v), // %2
@@ -1273,16 +1174,15 @@ void YUY2ToUV422Row_NEON(const uint8* src_yuy2, uint8* dst_u, uint8* dst_v,
void UYVYToUV422Row_NEON(const uint8* src_uyvy, uint8* dst_u, uint8* dst_v,
int pix) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v0.8b-v3.8b}, [%0], #32 \n" // load 16 pixels of UYVY.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 16 UYVY pixels
"subs %3, %3, #16 \n" // 16 pixels = 8 UVs.
MEMACCESS(1)
"st1 {v0.8b}, [%1], #8 \n" // store 8 U.
MEMACCESS(2)
"st1 {v2.8b}, [%2], #8 \n" // store 8 V.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_uyvy), // %0
"+r"(dst_u), // %1
"+r"(dst_v), // %2
@@ -1296,29 +1196,29 @@ void UYVYToUV422Row_NEON(const uint8* src_uyvy, uint8* dst_u, uint8* dst_v,
#ifdef HAS_YUY2TOUVROW_NEON
void YUY2ToUVRow_NEON(const uint8* src_yuy2, int stride_yuy2,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_yuy2b = src_yuy2 + stride_yuy2;
asm volatile (
- "add %x1, %x0, %w1, sxtw \n" // stride + src_yuy2
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v0.8b-v3.8b}, [%0], #32 \n" // load 16 pixels of YUY2.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 16 pixels
"subs %4, %4, #16 \n" // 16 pixels = 8 UVs.
MEMACCESS(1)
- "ld4 {v4.8b-v7.8b}, [%1], #32 \n" // load next row YUY2.
+ "ld4 {v4.8b,v5.8b,v6.8b,v7.8b}, [%1], #32 \n" // load next row
"urhadd v1.8b, v1.8b, v5.8b \n" // average rows of U
"urhadd v3.8b, v3.8b, v7.8b \n" // average rows of V
MEMACCESS(2)
"st1 {v1.8b}, [%2], #8 \n" // store 8 U.
MEMACCESS(3)
"st1 {v3.8b}, [%3], #8 \n" // store 8 V.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_yuy2), // %0
- "+r"(stride_yuy2), // %1
+ "+r"(src_yuy2b), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7" // Clobber List
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4",
+ "v5", "v6", "v7" // Clobber List
);
}
#endif // HAS_YUY2TOUVROW_NEON
@@ -1326,84 +1226,33 @@ void YUY2ToUVRow_NEON(const uint8* src_yuy2, int stride_yuy2,
#ifdef HAS_UYVYTOUVROW_NEON
void UYVYToUVRow_NEON(const uint8* src_uyvy, int stride_uyvy,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_uyvyb = src_uyvy + stride_uyvy;
asm volatile (
- "add %x1, %x0, %w1, sxtw \n" // stride + src_uyvy
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v0.8b-v3.8b}, [%0], #32 \n" // load 16 pixels of UYVY.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 16 pixels
"subs %4, %4, #16 \n" // 16 pixels = 8 UVs.
MEMACCESS(1)
- "ld4 {v4.8b-v7.8b}, [%1], #32 \n" // load next row UYVY.
+ "ld4 {v4.8b,v5.8b,v6.8b,v7.8b}, [%1], #32 \n" // load next row
"urhadd v0.8b, v0.8b, v4.8b \n" // average rows of U
"urhadd v2.8b, v2.8b, v6.8b \n" // average rows of V
MEMACCESS(2)
"st1 {v0.8b}, [%2], #8 \n" // store 8 U.
MEMACCESS(3)
"st1 {v2.8b}, [%3], #8 \n" // store 8 V.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_uyvy), // %0
- "+r"(stride_uyvy), // %1
+ "+r"(src_uyvyb), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7" // Clobber List
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4",
+ "v5", "v6", "v7" // Clobber List
);
}
#endif // HAS_UYVYTOUVROW_NEON
-#ifdef HAS_HALFROW_NEON
-void HalfRow_NEON(const uint8* src_uv, int src_uv_stride,
- uint8* dst_uv, int pix) {
- asm volatile (
- // change the stride to row 2 pointer
- "add %x1, %x0, %w1, sxtw \n"
- "1: \n"
- MEMACCESS(0)
- "ld1 {v0.16b}, [%0], #16 \n" // load row 1 16 pixels.
- "subs %3, %3, #16 \n" // 16 processed per loop
- MEMACCESS(1)
- "ld1 {v1.16b}, [%1], #16 \n" // load row 2 16 pixels.
- "urhadd v0.16b, v0.16b, v1.16b \n" // average row 1 and 2
- MEMACCESS(2)
- "st1 {v0.16b}, [%2], #16 \n"
- "bgt 1b \n"
- : "+r"(src_uv), // %0
- "+r"(src_uv_stride), // %1
- "+r"(dst_uv), // %2
- "+r"(pix) // %3
- :
- : "cc", "memory", "v0", "v1" // Clobber List
- );
-}
-#endif // HAS_HALFROW_NEON
-
-// Select 2 channels from ARGB on alternating pixels. e.g. BGBGBGBG
-#ifdef HAS_ARGBTOBAYERROW_NEON
-void ARGBToBayerRow_NEON(const uint8* src_argb, uint8* dst_bayer,
- uint32 selector, int pix) {
- asm volatile (
- "mov v2.s[0], %w3 \n" // selector
- "1: \n"
- MEMACCESS(0)
- "ld1 {v0.16b, v1.16b}, [%0], 32 \n" // load row 8 pixels.
- "subs %2, %2, #8 \n" // 8 processed per loop
- "tbl v4.8b, {v0.16b}, v2.8b \n" // look up 4 pixels
- "tbl v5.8b, {v1.16b}, v2.8b \n" // look up 4 pixels
- "trn1 v4.4s, v4.4s, v5.4s \n" // combine 8 pixels
- MEMACCESS(1)
- "st1 {v4.8b}, [%1], #8 \n" // store 8.
- "bgt 1b \n"
- : "+r"(src_argb), // %0
- "+r"(dst_bayer), // %1
- "+r"(pix) // %2
- : "r"(selector) // %3
- : "cc", "memory", "v0", "v1", "v2", "v4", "v5" // Clobber List
- );
-}
-#endif // HAS_ARGBTOBAYERROW_NEON
-
// Select G channels from ARGB. e.g. GGGGGGGG
#ifdef HAS_ARGBTOBAYERGGROW_NEON
void ARGBToBayerGGRow_NEON(const uint8* src_argb, uint8* dst_bayer,
@@ -1411,11 +1260,11 @@ void ARGBToBayerGGRow_NEON(const uint8* src_argb, uint8* dst_bayer,
asm volatile (
"1: \n"
MEMACCESS(0)
- "ld4 {v0.8b-v3.8b}, [%0], #32 \n" // load row 8 pixels.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load row 8 pixels
"subs %2, %2, #8 \n" // 8 processed per loop
MEMACCESS(1)
"st1 {v1.8b}, [%1], #8 \n" // store 8 G's.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_bayer), // %1
"+r"(pix) // %2
@@ -1439,7 +1288,7 @@ void ARGBShuffleRow_NEON(const uint8* src_argb, uint8* dst_argb,
"tbl v1.16b, {v0.16b}, v2.16b \n" // look up 4 pixels
MEMACCESS(1)
"st1 {v1.16b}, [%1], #16 \n" // store 4.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_argb), // %1
"+r"(pix) // %2
@@ -1455,19 +1304,18 @@ void I422ToYUY2Row_NEON(const uint8* src_y,
const uint8* src_v,
uint8* dst_yuy2, int width) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld2 {v0.8b, v1.8b}, [%0], #16 \n" // load 16 Ys
- "mov v2.8b, v1.8b \n"
+ "orr v2.8b, v1.8b, v1.8b \n"
MEMACCESS(1)
"ld1 {v1.8b}, [%1], #8 \n" // load 8 Us
MEMACCESS(2)
"ld1 {v3.8b}, [%2], #8 \n" // load 8 Vs
"subs %4, %4, #16 \n" // 16 pixels
MEMACCESS(3)
- "st4 {v0.8b-v3.8b}, [%3], #32 \n" // Store 8 YUY2/16 pixels.
- "bgt 1b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%3], #32 \n" // Store 16 pixels.
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
@@ -1485,19 +1333,18 @@ void I422ToUYVYRow_NEON(const uint8* src_y,
const uint8* src_v,
uint8* dst_uyvy, int width) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld2 {v1.8b, v2.8b}, [%0], #16 \n" // load 16 Ys
- "mov v3.8b, v2.8b \n"
+ "ld2 {v1.8b,v2.8b}, [%0], #16 \n" // load 16 Ys
+ "orr v3.8b, v2.8b, v2.8b \n"
MEMACCESS(1)
"ld1 {v0.8b}, [%1], #8 \n" // load 8 Us
MEMACCESS(2)
"ld1 {v2.8b}, [%2], #8 \n" // load 8 Vs
"subs %4, %4, #16 \n" // 16 pixels
MEMACCESS(3)
- "st4 {v0.8b-v3.8b}, [%3], #32 \n" // Store 8 UYVY/16 pixels.
- "bgt 1b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%3], #32 \n" // Store 16 pixels.
+ "b.gt 1b \n"
: "+r"(src_y), // %0
"+r"(src_u), // %1
"+r"(src_v), // %2
@@ -1512,20 +1359,19 @@ void I422ToUYVYRow_NEON(const uint8* src_y,
#ifdef HAS_ARGBTORGB565ROW_NEON
void ARGBToRGB565Row_NEON(const uint8* src_argb, uint8* dst_rgb565, int pix) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "vld4.8 {d20, d21, d22, d23}, [%0]! \n" // load 8 pixels of ARGB.
+ "ld4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%0], #32 \n" // load 8 pixels
"subs %2, %2, #8 \n" // 8 processed per loop.
ARGBTORGB565
MEMACCESS(1)
- "vst1.8 {q0}, [%1]! \n" // store 8 pixels RGB565.
- "bgt 1b \n"
+ "st1 {v0.16b}, [%1], #16 \n" // store 8 pixels RGB565.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_rgb565), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "q0", "q8", "q9", "q10", "q11"
+ : "cc", "memory", "v0", "v20", "v21", "v22", "v23"
);
}
#endif // HAS_ARGBTORGB565ROW_NEON
@@ -1534,20 +1380,19 @@ void ARGBToRGB565Row_NEON(const uint8* src_argb, uint8* dst_rgb565, int pix) {
void ARGBToARGB1555Row_NEON(const uint8* src_argb, uint8* dst_argb1555,
int pix) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "vld4.8 {d20, d21, d22, d23}, [%0]! \n" // load 8 pixels of ARGB.
+ "ld4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%0], #32 \n" // load 8 pixels
"subs %2, %2, #8 \n" // 8 processed per loop.
ARGBTOARGB1555
MEMACCESS(1)
- "vst1.8 {q0}, [%1]! \n" // store 8 pixels ARGB1555.
- "bgt 1b \n"
+ "st1 {v0.16b}, [%1], #16 \n" // store 8 pixels ARGB1555.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_argb1555), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "q0", "q8", "q9", "q10", "q11"
+ : "cc", "memory", "v0", "v20", "v21", "v22", "v23"
);
}
#endif // HAS_ARGBTOARGB1555ROW_NEON
@@ -1556,21 +1401,20 @@ void ARGBToARGB1555Row_NEON(const uint8* src_argb, uint8* dst_argb1555,
void ARGBToARGB4444Row_NEON(const uint8* src_argb, uint8* dst_argb4444,
int pix) {
asm volatile (
- "vmov.u8 d4, #0x0f \n" // bits to clear with vbic.
- ".p2align 2 \n"
+ "movi v4.16b, #0x0f \n" // bits to clear with vbic.
"1: \n"
MEMACCESS(0)
- "vld4.8 {d20, d21, d22, d23}, [%0]! \n" // load 8 pixels of ARGB.
+ "ld4 {v20.8b,v21.8b,v22.8b,v23.8b}, [%0], #32 \n" // load 8 pixels
"subs %2, %2, #8 \n" // 8 processed per loop.
ARGBTOARGB4444
MEMACCESS(1)
- "vst1.8 {q0}, [%1]! \n" // store 8 pixels ARGB4444.
- "bgt 1b \n"
+ "st1 {v0.16b}, [%1], #16 \n" // store 8 pixels ARGB4444.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_argb4444), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "q0", "q8", "q9", "q10", "q11"
+ : "cc", "memory", "v0", "v1", "v4", "v20", "v21", "v22", "v23"
);
}
#endif // HAS_ARGBTOARGB4444ROW_NEON
@@ -1582,10 +1426,9 @@ void ARGBToYRow_NEON(const uint8* src_argb, uint8* dst_y, int pix) {
"movi v5.8b, #65 \n" // G * 0.5078 coefficient
"movi v6.8b, #33 \n" // R * 0.2578 coefficient
"movi v7.8b, #16 \n" // Add 16 constant
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v0.8b-v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
"umull v3.8h, v0.8b, v4.8b \n" // B
"umlal v3.8h, v1.8b, v5.8b \n" // G
@@ -1594,7 +1437,7 @@ void ARGBToYRow_NEON(const uint8* src_argb, uint8* dst_y, int pix) {
"uqadd v0.8b, v0.8b, v7.8b \n"
MEMACCESS(1)
"st1 {v0.8b}, [%1], #8 \n" // store 8 pixels Y.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_y), // %1
"+r"(pix) // %2
@@ -1610,10 +1453,9 @@ void ARGBToYJRow_NEON(const uint8* src_argb, uint8* dst_y, int pix) {
"movi v4.8b, #15 \n" // B * 0.11400 coefficient
"movi v5.8b, #75 \n" // G * 0.58700 coefficient
"movi v6.8b, #38 \n" // R * 0.29900 coefficient
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v0.8b-v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
"umull v3.8h, v0.8b, v4.8b \n" // B
"umlal v3.8h, v1.8b, v5.8b \n" // G
@@ -1621,7 +1463,7 @@ void ARGBToYJRow_NEON(const uint8* src_argb, uint8* dst_y, int pix) {
"sqrshrun v0.8b, v3.8h, #7 \n" // 15 bit to 8 bit Y
MEMACCESS(1)
"st1 {v0.8b}, [%1], #8 \n" // store 8 pixels Y.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_y), // %1
"+r"(pix) // %2
@@ -1636,41 +1478,41 @@ void ARGBToYJRow_NEON(const uint8* src_argb, uint8* dst_y, int pix) {
void ARGBToUV444Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
int pix) {
asm volatile (
- "vmov.u8 d24, #112 \n" // UB / VR 0.875 coefficient
- "vmov.u8 d25, #74 \n" // UG -0.5781 coefficient
- "vmov.u8 d26, #38 \n" // UR -0.2969 coefficient
- "vmov.u8 d27, #18 \n" // VB -0.1406 coefficient
- "vmov.u8 d28, #94 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ "movi v24.8b, #112 \n" // UB / VR 0.875 coefficient
+ "movi v25.8b, #74 \n" // UG -0.5781 coefficient
+ "movi v26.8b, #38 \n" // UR -0.2969 coefficient
+ "movi v27.8b, #18 \n" // VB -0.1406 coefficient
+ "movi v28.8b, #94 \n" // VG -0.7344 coefficient
+ "movi v29.16b,#0x80 \n" // 128.5
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 ARGB pixels.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
"subs %3, %3, #8 \n" // 8 processed per loop.
- "vmull.u8 q2, d0, d24 \n" // B
- "vmlsl.u8 q2, d1, d25 \n" // G
- "vmlsl.u8 q2, d2, d26 \n" // R
- "vadd.u16 q2, q2, q15 \n" // +128 -> unsigned
+ "umull v4.8h, v0.8b, v24.8b \n" // B
+ "umlsl v4.8h, v1.8b, v25.8b \n" // G
+ "umlsl v4.8h, v2.8b, v26.8b \n" // R
+ "add v4.8h, v4.8h, v29.8h \n" // +128 -> unsigned
- "vmull.u8 q3, d2, d24 \n" // R
- "vmlsl.u8 q3, d1, d28 \n" // G
- "vmlsl.u8 q3, d0, d27 \n" // B
- "vadd.u16 q3, q3, q15 \n" // +128 -> unsigned
+ "umull v3.8h, v2.8b, v24.8b \n" // R
+ "umlsl v3.8h, v1.8b, v28.8b \n" // G
+ "umlsl v3.8h, v0.8b, v27.8b \n" // B
+ "add v3.8h, v3.8h, v29.8h \n" // +128 -> unsigned
- "vqshrn.u16 d0, q2, #8 \n" // 16 bit to 8 bit U
- "vqshrn.u16 d1, q3, #8 \n" // 16 bit to 8 bit V
+ "uqshrn v0.8b, v4.8h, #8 \n" // 16 bit to 8 bit U
+ "uqshrn v1.8b, v3.8h, #8 \n" // 16 bit to 8 bit V
MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels U.
MEMACCESS(2)
- "vst1.8 {d1}, [%2]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%2], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_u), // %1
"+r"(dst_v), // %2
"+r"(pix) // %3
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4",
+ "v24", "v25", "v26", "v27", "v28", "v29"
);
}
#endif // HAS_ARGBTOUV444ROW_NEON
@@ -1680,49 +1522,41 @@ void ARGBToUV444Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
void ARGBToUV422Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
int pix) {
asm volatile (
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ RGBTOUV_SETUP_REG
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ARGB pixels.
- MEMACCESS(0)
- "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ARGB pixels.
+ "ld4 {v0.16b,v1.16b,v2.16b,v3.16b}, [%0], #64 \n" // load 16 pixels.
- "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
- "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
- "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
+ "uaddlp v0.8h, v0.16b \n" // B 16 bytes -> 8 shorts.
+ "uaddlp v1.8h, v1.16b \n" // G 16 bytes -> 8 shorts.
+ "uaddlp v2.8h, v2.16b \n" // R 16 bytes -> 8 shorts.
"subs %3, %3, #16 \n" // 16 processed per loop.
- "vmul.s16 q8, q0, q10 \n" // B
- "vmls.s16 q8, q1, q11 \n" // G
- "vmls.s16 q8, q2, q12 \n" // R
- "vadd.u16 q8, q8, q15 \n" // +128 -> unsigned
+ "mul v3.8h, v0.8h, v20.8h \n" // B
+ "mls v3.8h, v1.8h, v21.8h \n" // G
+ "mls v3.8h, v2.8h, v22.8h \n" // R
+ "add v3.8h, v3.8h, v25.8h \n" // +128 -> unsigned
- "vmul.s16 q9, q2, q10 \n" // R
- "vmls.s16 q9, q1, q14 \n" // G
- "vmls.s16 q9, q0, q13 \n" // B
- "vadd.u16 q9, q9, q15 \n" // +128 -> unsigned
+ "mul v4.8h, v2.8h, v20.8h \n" // R
+ "mls v4.8h, v1.8h, v24.8h \n" // G
+ "mls v4.8h, v0.8h, v23.8h \n" // B
+ "add v4.8h, v4.8h, v25.8h \n" // +128 -> unsigned
- "vqshrn.u16 d0, q8, #8 \n" // 16 bit to 8 bit U
- "vqshrn.u16 d1, q9, #8 \n" // 16 bit to 8 bit V
+ "uqshrn v0.8b, v3.8h, #8 \n" // 16 bit to 8 bit U
+ "uqshrn v1.8b, v4.8h, #8 \n" // 16 bit to 8 bit V
MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels U.
MEMACCESS(2)
- "vst1.8 {d1}, [%2]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%2], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_u), // %1
"+r"(dst_v), // %2
"+r"(pix) // %3
:
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v20", "v21", "v22", "v23", "v24", "v25"
);
}
#endif // HAS_ARGBTOUV422ROW_NEON
@@ -1732,128 +1566,108 @@ void ARGBToUV422Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
void ARGBToUV411Row_NEON(const uint8* src_argb, uint8* dst_u, uint8* dst_v,
int pix) {
asm volatile (
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ RGBTOUV_SETUP_REG
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ARGB pixels.
- MEMACCESS(0)
- "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ARGB pixels.
- "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
- "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
- "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v0.16b,v1.16b,v2.16b,v3.16b}, [%0], #64 \n" // load 16 pixels.
+ "uaddlp v0.8h, v0.16b \n" // B 16 bytes -> 8 shorts.
+ "uaddlp v1.8h, v1.16b \n" // G 16 bytes -> 8 shorts.
+ "uaddlp v2.8h, v2.16b \n" // R 16 bytes -> 8 shorts.
MEMACCESS(0)
- "vld4.8 {d8, d10, d12, d14}, [%0]! \n" // load 8 more ARGB pixels.
- MEMACCESS(0)
- "vld4.8 {d9, d11, d13, d15}, [%0]! \n" // load last 8 ARGB pixels.
- "vpaddl.u8 q4, q4 \n" // B 16 bytes -> 8 shorts.
- "vpaddl.u8 q5, q5 \n" // G 16 bytes -> 8 shorts.
- "vpaddl.u8 q6, q6 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v4.16b,v5.16b,v6.16b,v7.16b}, [%0], #64 \n" // load next 16.
+ "uaddlp v4.8h, v4.16b \n" // B 16 bytes -> 8 shorts.
+ "uaddlp v5.8h, v5.16b \n" // G 16 bytes -> 8 shorts.
+ "uaddlp v6.8h, v6.16b \n" // R 16 bytes -> 8 shorts.
- "vpadd.u16 d0, d0, d1 \n" // B 16 shorts -> 8 shorts.
- "vpadd.u16 d1, d8, d9 \n" // B
- "vpadd.u16 d2, d2, d3 \n" // G 16 shorts -> 8 shorts.
- "vpadd.u16 d3, d10, d11 \n" // G
- "vpadd.u16 d4, d4, d5 \n" // R 16 shorts -> 8 shorts.
- "vpadd.u16 d5, d12, d13 \n" // R
+ "addp v0.8h, v0.8h, v4.8h \n" // B 16 shorts -> 8 shorts.
+ "addp v1.8h, v1.8h, v5.8h \n" // G 16 shorts -> 8 shorts.
+ "addp v2.8h, v2.8h, v6.8h \n" // R 16 shorts -> 8 shorts.
- "vrshr.u16 q0, q0, #1 \n" // 2x average
- "vrshr.u16 q1, q1, #1 \n"
- "vrshr.u16 q2, q2, #1 \n"
+ "urshr v0.8h, v0.8h, #1 \n" // 2x average
+ "urshr v1.8h, v1.8h, #1 \n"
+ "urshr v2.8h, v2.8h, #1 \n"
"subs %3, %3, #32 \n" // 32 processed per loop.
- "vmul.s16 q8, q0, q10 \n" // B
- "vmls.s16 q8, q1, q11 \n" // G
- "vmls.s16 q8, q2, q12 \n" // R
- "vadd.u16 q8, q8, q15 \n" // +128 -> unsigned
- "vmul.s16 q9, q2, q10 \n" // R
- "vmls.s16 q9, q1, q14 \n" // G
- "vmls.s16 q9, q0, q13 \n" // B
- "vadd.u16 q9, q9, q15 \n" // +128 -> unsigned
- "vqshrn.u16 d0, q8, #8 \n" // 16 bit to 8 bit U
- "vqshrn.u16 d1, q9, #8 \n" // 16 bit to 8 bit V
- MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels U.
+ "mul v3.8h, v0.8h, v20.8h \n" // B
+ "mls v3.8h, v1.8h, v21.8h \n" // G
+ "mls v3.8h, v2.8h, v22.8h \n" // R
+ "add v3.8h, v3.8h, v25.8h \n" // +128 -> unsigned
+ "mul v4.8h, v2.8h, v20.8h \n" // R
+ "mls v4.8h, v1.8h, v24.8h \n" // G
+ "mls v4.8h, v0.8h, v23.8h \n" // B
+ "add v4.8h, v4.8h, v25.8h \n" // +128 -> unsigned
+ "uqshrn v0.8b, v3.8h, #8 \n" // 16 bit to 8 bit U
+ "uqshrn v1.8b, v4.8h, #8 \n" // 16 bit to 8 bit V
+ MEMACCESS(1)
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels U.
MEMACCESS(2)
- "vst1.8 {d1}, [%2]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%2], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_u), // %1
"+r"(dst_v), // %2
"+r"(pix) // %3
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v20", "v21", "v22", "v23", "v24", "v25"
);
}
#endif // HAS_ARGBTOUV411ROW_NEON
// 16x2 pixels -> 8x1. pix is number of argb pixels. e.g. 16.
#define RGBTOUV(QB, QG, QR) \
- "vmul.s16 q8, " #QB ", q10 \n" /* B */ \
- "vmls.s16 q8, " #QG ", q11 \n" /* G */ \
- "vmls.s16 q8, " #QR ", q12 \n" /* R */ \
- "vadd.u16 q8, q8, q15 \n" /* +128 -> unsigned */ \
- "vmul.s16 q9, " #QR ", q10 \n" /* R */ \
- "vmls.s16 q9, " #QG ", q14 \n" /* G */ \
- "vmls.s16 q9, " #QB ", q13 \n" /* B */ \
- "vadd.u16 q9, q9, q15 \n" /* +128 -> unsigned */ \
- "vqshrn.u16 d0, q8, #8 \n" /* 16 bit to 8 bit U */ \
- "vqshrn.u16 d1, q9, #8 \n" /* 16 bit to 8 bit V */
+ "mul v3.8h, " #QB ",v20.8h \n" /* B */ \
+ "mul v4.8h, " #QR ",v20.8h \n" /* R */ \
+ "mls v3.8h, " #QG ",v21.8h \n" /* G */ \
+ "mls v4.8h, " #QG ",v24.8h \n" /* G */ \
+ "mls v3.8h, " #QR ",v22.8h \n" /* R */ \
+ "mls v4.8h, " #QB ",v23.8h \n" /* B */ \
+ "add v3.8h, v3.8h, v25.8h \n" /* +128 -> unsigned */ \
+ "add v4.8h, v4.8h, v25.8h \n" /* +128 -> unsigned */ \
+ "uqshrn v0.8b, v3.8h, #8 \n" /* 16 bit to 8 bit U */ \
+ "uqshrn v1.8b, v4.8h, #8 \n" /* 16 bit to 8 bit V */
// TODO(fbarchard): Consider vhadd vertical, then vpaddl horizontal, avoid shr.
+// TODO(fbarchard): consider ptrdiff_t for all strides.
+
#ifdef HAS_ARGBTOUVROW_NEON
void ARGBToUVRow_NEON(const uint8* src_argb, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_argb_1 = src_argb + src_stride_argb;
asm volatile (
- "add %1, %0, %1 \n" // src_stride + src_argb
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ RGBTOUV_SETUP_REG
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ARGB pixels.
- MEMACCESS(0)
- "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ARGB pixels.
- "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
- "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
- "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
- MEMACCESS(1)
- "vld4.8 {d8, d10, d12, d14}, [%1]! \n" // load 8 more ARGB pixels.
+ "ld4 {v0.16b,v1.16b,v2.16b,v3.16b}, [%0], #64 \n" // load 16 pixels.
+ "uaddlp v0.8h, v0.16b \n" // B 16 bytes -> 8 shorts.
+ "uaddlp v1.8h, v1.16b \n" // G 16 bytes -> 8 shorts.
+ "uaddlp v2.8h, v2.16b \n" // R 16 bytes -> 8 shorts.
+
MEMACCESS(1)
- "vld4.8 {d9, d11, d13, d15}, [%1]! \n" // load last 8 ARGB pixels.
- "vpadal.u8 q0, q4 \n" // B 16 bytes -> 8 shorts.
- "vpadal.u8 q1, q5 \n" // G 16 bytes -> 8 shorts.
- "vpadal.u8 q2, q6 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v4.16b,v5.16b,v6.16b,v7.16b}, [%1], #64 \n" // load next 16
+ "uadalp v0.8h, v4.16b \n" // B 16 bytes -> 8 shorts.
+ "uadalp v1.8h, v5.16b \n" // G 16 bytes -> 8 shorts.
+ "uadalp v2.8h, v6.16b \n" // R 16 bytes -> 8 shorts.
- "vrshr.u16 q0, q0, #1 \n" // 2x average
- "vrshr.u16 q1, q1, #1 \n"
- "vrshr.u16 q2, q2, #1 \n"
+ "urshr v0.8h, v0.8h, #1 \n" // 2x average
+ "urshr v1.8h, v1.8h, #1 \n"
+ "urshr v2.8h, v2.8h, #1 \n"
"subs %4, %4, #16 \n" // 32 processed per loop.
- RGBTOUV(q0, q1, q2)
+ RGBTOUV(v0.8h, v1.8h, v2.8h)
MEMACCESS(2)
- "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%2], #8 \n" // store 8 pixels U.
MEMACCESS(3)
- "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%3], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
- "+r"(src_stride_argb), // %1
+ "+r"(src_argb_1), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v20", "v21", "v22", "v23", "v24", "v25"
);
}
#endif // HAS_ARGBTOUVROW_NEON
@@ -1862,50 +1676,45 @@ void ARGBToUVRow_NEON(const uint8* src_argb, int src_stride_argb,
#ifdef HAS_ARGBTOUVJROW_NEON
void ARGBToUVJRow_NEON(const uint8* src_argb, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_argb_1 = src_argb + src_stride_argb;
asm volatile (
- "add %1, %0, %1 \n" // src_stride + src_argb
- "vmov.s16 q10, #127 / 2 \n" // UB / VR 0.500 coefficient
- "vmov.s16 q11, #84 / 2 \n" // UG -0.33126 coefficient
- "vmov.s16 q12, #43 / 2 \n" // UR -0.16874 coefficient
- "vmov.s16 q13, #20 / 2 \n" // VB -0.08131 coefficient
- "vmov.s16 q14, #107 / 2 \n" // VG -0.41869 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ "movi v20.8h, #63, lsl #0 \n" // UB/VR coeff (0.500) / 2
+ "movi v21.8h, #42, lsl #0 \n" // UG coeff (-0.33126) / 2
+ "movi v22.8h, #21, lsl #0 \n" // UR coeff (-0.16874) / 2
+ "movi v23.8h, #10, lsl #0 \n" // VB coeff (-0.08131) / 2
+ "movi v24.8h, #53, lsl #0 \n" // VG coeff (-0.41869) / 2
+ "movi v25.16b, #0x80 \n" // 128.5 (0x8080 in 16-bit)
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ARGB pixels.
- MEMACCESS(0)
- "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ARGB pixels.
- "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
- "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
- "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v0.16b,v1.16b,v2.16b,v3.16b}, [%0], #64 \n" // load 16 pixels.
+ "uaddlp v0.8h, v0.16b \n" // B 16 bytes -> 8 shorts.
+ "uaddlp v1.8h, v1.16b \n" // G 16 bytes -> 8 shorts.
+ "uaddlp v2.8h, v2.16b \n" // R 16 bytes -> 8 shorts.
MEMACCESS(1)
- "vld4.8 {d8, d10, d12, d14}, [%1]! \n" // load 8 more ARGB pixels.
- MEMACCESS(1)
- "vld4.8 {d9, d11, d13, d15}, [%1]! \n" // load last 8 ARGB pixels.
- "vpadal.u8 q0, q4 \n" // B 16 bytes -> 8 shorts.
- "vpadal.u8 q1, q5 \n" // G 16 bytes -> 8 shorts.
- "vpadal.u8 q2, q6 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v4.16b,v5.16b,v6.16b,v7.16b}, [%1], #64 \n" // load next 16
+ "uadalp v0.8h, v4.16b \n" // B 16 bytes -> 8 shorts.
+ "uadalp v1.8h, v5.16b \n" // G 16 bytes -> 8 shorts.
+ "uadalp v2.8h, v6.16b \n" // R 16 bytes -> 8 shorts.
- "vrshr.u16 q0, q0, #1 \n" // 2x average
- "vrshr.u16 q1, q1, #1 \n"
- "vrshr.u16 q2, q2, #1 \n"
+ "urshr v0.8h, v0.8h, #1 \n" // 2x average
+ "urshr v1.8h, v1.8h, #1 \n"
+ "urshr v2.8h, v2.8h, #1 \n"
"subs %4, %4, #16 \n" // 32 processed per loop.
- RGBTOUV(q0, q1, q2)
+ RGBTOUV(v0.8h, v1.8h, v2.8h)
MEMACCESS(2)
- "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%2], #8 \n" // store 8 pixels U.
MEMACCESS(3)
- "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%3], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
- "+r"(src_stride_argb), // %1
+ "+r"(src_argb_1), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v20", "v21", "v22", "v23", "v24", "v25"
);
}
#endif // HAS_ARGBTOUVJROW_NEON
@@ -1913,50 +1722,40 @@ void ARGBToUVJRow_NEON(const uint8* src_argb, int src_stride_argb,
#ifdef HAS_BGRATOUVROW_NEON
void BGRAToUVRow_NEON(const uint8* src_bgra, int src_stride_bgra,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_bgra_1 = src_bgra + src_stride_bgra;
asm volatile (
- "add %1, %0, %1 \n" // src_stride + src_bgra
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ RGBTOUV_SETUP_REG
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 BGRA pixels.
- MEMACCESS(0)
- "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 BGRA pixels.
- "vpaddl.u8 q3, q3 \n" // B 16 bytes -> 8 shorts.
- "vpaddl.u8 q2, q2 \n" // G 16 bytes -> 8 shorts.
- "vpaddl.u8 q1, q1 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v0.16b,v1.16b,v2.16b,v3.16b}, [%0], #64 \n" // load 16 pixels.
+ "uaddlp v0.8h, v3.16b \n" // B 16 bytes -> 8 shorts.
+ "uaddlp v3.8h, v2.16b \n" // G 16 bytes -> 8 shorts.
+ "uaddlp v2.8h, v1.16b \n" // R 16 bytes -> 8 shorts.
MEMACCESS(1)
- "vld4.8 {d8, d10, d12, d14}, [%1]! \n" // load 8 more BGRA pixels.
- MEMACCESS(1)
- "vld4.8 {d9, d11, d13, d15}, [%1]! \n" // load last 8 BGRA pixels.
- "vpadal.u8 q3, q7 \n" // B 16 bytes -> 8 shorts.
- "vpadal.u8 q2, q6 \n" // G 16 bytes -> 8 shorts.
- "vpadal.u8 q1, q5 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v4.16b,v5.16b,v6.16b,v7.16b}, [%1], #64 \n" // load 16 more
+ "uadalp v0.8h, v7.16b \n" // B 16 bytes -> 8 shorts.
+ "uadalp v3.8h, v6.16b \n" // G 16 bytes -> 8 shorts.
+ "uadalp v2.8h, v5.16b \n" // R 16 bytes -> 8 shorts.
- "vrshr.u16 q1, q1, #1 \n" // 2x average
- "vrshr.u16 q2, q2, #1 \n"
- "vrshr.u16 q3, q3, #1 \n"
+ "urshr v0.8h, v0.8h, #1 \n" // 2x average
+ "urshr v1.8h, v3.8h, #1 \n"
+ "urshr v2.8h, v2.8h, #1 \n"
"subs %4, %4, #16 \n" // 32 processed per loop.
- RGBTOUV(q3, q2, q1)
+ RGBTOUV(v0.8h, v1.8h, v2.8h)
MEMACCESS(2)
- "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%2], #8 \n" // store 8 pixels U.
MEMACCESS(3)
- "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%3], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_bgra), // %0
- "+r"(src_stride_bgra), // %1
+ "+r"(src_bgra_1), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v20", "v21", "v22", "v23", "v24", "v25"
);
}
#endif // HAS_BGRATOUVROW_NEON
@@ -1964,50 +1763,40 @@ void BGRAToUVRow_NEON(const uint8* src_bgra, int src_stride_bgra,
#ifdef HAS_ABGRTOUVROW_NEON
void ABGRToUVRow_NEON(const uint8* src_abgr, int src_stride_abgr,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_abgr_1 = src_abgr + src_stride_abgr;
asm volatile (
- "add %1, %0, %1 \n" // src_stride + src_abgr
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ RGBTOUV_SETUP_REG
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 ABGR pixels.
- MEMACCESS(0)
- "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 ABGR pixels.
- "vpaddl.u8 q2, q2 \n" // B 16 bytes -> 8 shorts.
- "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
- "vpaddl.u8 q0, q0 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v0.16b,v1.16b,v2.16b,v3.16b}, [%0], #64 \n" // load 16 pixels.
+ "uaddlp v3.8h, v2.16b \n" // B 16 bytes -> 8 shorts.
+ "uaddlp v2.8h, v1.16b \n" // G 16 bytes -> 8 shorts.
+ "uaddlp v1.8h, v0.16b \n" // R 16 bytes -> 8 shorts.
MEMACCESS(1)
- "vld4.8 {d8, d10, d12, d14}, [%1]! \n" // load 8 more ABGR pixels.
- MEMACCESS(1)
- "vld4.8 {d9, d11, d13, d15}, [%1]! \n" // load last 8 ABGR pixels.
- "vpadal.u8 q2, q6 \n" // B 16 bytes -> 8 shorts.
- "vpadal.u8 q1, q5 \n" // G 16 bytes -> 8 shorts.
- "vpadal.u8 q0, q4 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v4.16b,v5.16b,v6.16b,v7.16b}, [%1], #64 \n" // load 16 more.
+ "uadalp v3.8h, v6.16b \n" // B 16 bytes -> 8 shorts.
+ "uadalp v2.8h, v5.16b \n" // G 16 bytes -> 8 shorts.
+ "uadalp v1.8h, v4.16b \n" // R 16 bytes -> 8 shorts.
- "vrshr.u16 q0, q0, #1 \n" // 2x average
- "vrshr.u16 q1, q1, #1 \n"
- "vrshr.u16 q2, q2, #1 \n"
+ "urshr v0.8h, v3.8h, #1 \n" // 2x average
+ "urshr v2.8h, v2.8h, #1 \n"
+ "urshr v1.8h, v1.8h, #1 \n"
"subs %4, %4, #16 \n" // 32 processed per loop.
- RGBTOUV(q2, q1, q0)
+ RGBTOUV(v0.8h, v2.8h, v1.8h)
MEMACCESS(2)
- "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%2], #8 \n" // store 8 pixels U.
MEMACCESS(3)
- "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%3], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_abgr), // %0
- "+r"(src_stride_abgr), // %1
+ "+r"(src_abgr_1), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v20", "v21", "v22", "v23", "v24", "v25"
);
}
#endif // HAS_ABGRTOUVROW_NEON
@@ -2015,50 +1804,40 @@ void ABGRToUVRow_NEON(const uint8* src_abgr, int src_stride_abgr,
#ifdef HAS_RGBATOUVROW_NEON
void RGBAToUVRow_NEON(const uint8* src_rgba, int src_stride_rgba,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_rgba_1 = src_rgba + src_stride_rgba;
asm volatile (
- "add %1, %0, %1 \n" // src_stride + src_rgba
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ RGBTOUV_SETUP_REG
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d2, d4, d6}, [%0]! \n" // load 8 RGBA pixels.
- MEMACCESS(0)
- "vld4.8 {d1, d3, d5, d7}, [%0]! \n" // load next 8 RGBA pixels.
- "vpaddl.u8 q0, q1 \n" // B 16 bytes -> 8 shorts.
- "vpaddl.u8 q1, q2 \n" // G 16 bytes -> 8 shorts.
- "vpaddl.u8 q2, q3 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v0.16b,v1.16b,v2.16b,v3.16b}, [%0], #64 \n" // load 16 pixels.
+ "uaddlp v0.8h, v1.16b \n" // B 16 bytes -> 8 shorts.
+ "uaddlp v1.8h, v2.16b \n" // G 16 bytes -> 8 shorts.
+ "uaddlp v2.8h, v3.16b \n" // R 16 bytes -> 8 shorts.
MEMACCESS(1)
- "vld4.8 {d8, d10, d12, d14}, [%1]! \n" // load 8 more RGBA pixels.
- MEMACCESS(1)
- "vld4.8 {d9, d11, d13, d15}, [%1]! \n" // load last 8 RGBA pixels.
- "vpadal.u8 q0, q5 \n" // B 16 bytes -> 8 shorts.
- "vpadal.u8 q1, q6 \n" // G 16 bytes -> 8 shorts.
- "vpadal.u8 q2, q7 \n" // R 16 bytes -> 8 shorts.
+ "ld4 {v4.16b,v5.16b,v6.16b,v7.16b}, [%1], #64 \n" // load 16 more.
+ "uadalp v0.8h, v5.16b \n" // B 16 bytes -> 8 shorts.
+ "uadalp v1.8h, v6.16b \n" // G 16 bytes -> 8 shorts.
+ "uadalp v2.8h, v7.16b \n" // R 16 bytes -> 8 shorts.
- "vrshr.u16 q0, q0, #1 \n" // 2x average
- "vrshr.u16 q1, q1, #1 \n"
- "vrshr.u16 q2, q2, #1 \n"
+ "urshr v0.8h, v0.8h, #1 \n" // 2x average
+ "urshr v1.8h, v1.8h, #1 \n"
+ "urshr v2.8h, v2.8h, #1 \n"
"subs %4, %4, #16 \n" // 32 processed per loop.
- RGBTOUV(q0, q1, q2)
+ RGBTOUV(v0.8h, v1.8h, v2.8h)
MEMACCESS(2)
- "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%2], #8 \n" // store 8 pixels U.
MEMACCESS(3)
- "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%3], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_rgba), // %0
- "+r"(src_stride_rgba), // %1
+ "+r"(src_rgba_1), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v20", "v21", "v22", "v23", "v24", "v25"
);
}
#endif // HAS_RGBATOUVROW_NEON
@@ -2066,50 +1845,40 @@ void RGBAToUVRow_NEON(const uint8* src_rgba, int src_stride_rgba,
#ifdef HAS_RGB24TOUVROW_NEON
void RGB24ToUVRow_NEON(const uint8* src_rgb24, int src_stride_rgb24,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_rgb24_1 = src_rgb24 + src_stride_rgb24;
asm volatile (
- "add %1, %0, %1 \n" // src_stride + src_rgb24
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ RGBTOUV_SETUP_REG
"1: \n"
MEMACCESS(0)
- "vld3.8 {d0, d2, d4}, [%0]! \n" // load 8 RGB24 pixels.
- MEMACCESS(0)
- "vld3.8 {d1, d3, d5}, [%0]! \n" // load next 8 RGB24 pixels.
- "vpaddl.u8 q0, q0 \n" // B 16 bytes -> 8 shorts.
- "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
- "vpaddl.u8 q2, q2 \n" // R 16 bytes -> 8 shorts.
- MEMACCESS(1)
- "vld3.8 {d8, d10, d12}, [%1]! \n" // load 8 more RGB24 pixels.
+ "ld3 {v0.16b,v1.16b,v2.16b}, [%0], #48 \n" // load 16 pixels.
+ "uaddlp v0.8h, v0.16b \n" // B 16 bytes -> 8 shorts.
+ "uaddlp v1.8h, v1.16b \n" // G 16 bytes -> 8 shorts.
+ "uaddlp v2.8h, v2.16b \n" // R 16 bytes -> 8 shorts.
MEMACCESS(1)
- "vld3.8 {d9, d11, d13}, [%1]! \n" // load last 8 RGB24 pixels.
- "vpadal.u8 q0, q4 \n" // B 16 bytes -> 8 shorts.
- "vpadal.u8 q1, q5 \n" // G 16 bytes -> 8 shorts.
- "vpadal.u8 q2, q6 \n" // R 16 bytes -> 8 shorts.
+ "ld3 {v4.16b,v5.16b,v6.16b}, [%1], #48 \n" // load 16 more.
+ "uadalp v0.8h, v4.16b \n" // B 16 bytes -> 8 shorts.
+ "uadalp v1.8h, v5.16b \n" // G 16 bytes -> 8 shorts.
+ "uadalp v2.8h, v6.16b \n" // R 16 bytes -> 8 shorts.
- "vrshr.u16 q0, q0, #1 \n" // 2x average
- "vrshr.u16 q1, q1, #1 \n"
- "vrshr.u16 q2, q2, #1 \n"
+ "urshr v0.8h, v0.8h, #1 \n" // 2x average
+ "urshr v1.8h, v1.8h, #1 \n"
+ "urshr v2.8h, v2.8h, #1 \n"
"subs %4, %4, #16 \n" // 32 processed per loop.
- RGBTOUV(q0, q1, q2)
+ RGBTOUV(v0.8h, v1.8h, v2.8h)
MEMACCESS(2)
- "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%2], #8 \n" // store 8 pixels U.
MEMACCESS(3)
- "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%3], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_rgb24), // %0
- "+r"(src_stride_rgb24), // %1
+ "+r"(src_rgb24_1), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v20", "v21", "v22", "v23", "v24", "v25"
);
}
#endif // HAS_RGB24TOUVROW_NEON
@@ -2117,50 +1886,40 @@ void RGB24ToUVRow_NEON(const uint8* src_rgb24, int src_stride_rgb24,
#ifdef HAS_RAWTOUVROW_NEON
void RAWToUVRow_NEON(const uint8* src_raw, int src_stride_raw,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_raw_1 = src_raw + src_stride_raw;
asm volatile (
- "add %1, %0, %1 \n" // src_stride + src_raw
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ RGBTOUV_SETUP_REG
"1: \n"
MEMACCESS(0)
- "vld3.8 {d0, d2, d4}, [%0]! \n" // load 8 RAW pixels.
- MEMACCESS(0)
- "vld3.8 {d1, d3, d5}, [%0]! \n" // load next 8 RAW pixels.
- "vpaddl.u8 q2, q2 \n" // B 16 bytes -> 8 shorts.
- "vpaddl.u8 q1, q1 \n" // G 16 bytes -> 8 shorts.
- "vpaddl.u8 q0, q0 \n" // R 16 bytes -> 8 shorts.
- MEMACCESS(1)
- "vld3.8 {d8, d10, d12}, [%1]! \n" // load 8 more RAW pixels.
+ "ld3 {v0.16b,v1.16b,v2.16b}, [%0], #48 \n" // load 8 RAW pixels.
+ "uaddlp v2.8h, v2.16b \n" // B 16 bytes -> 8 shorts.
+ "uaddlp v1.8h, v1.16b \n" // G 16 bytes -> 8 shorts.
+ "uaddlp v0.8h, v0.16b \n" // R 16 bytes -> 8 shorts.
MEMACCESS(1)
- "vld3.8 {d9, d11, d13}, [%1]! \n" // load last 8 RAW pixels.
- "vpadal.u8 q2, q6 \n" // B 16 bytes -> 8 shorts.
- "vpadal.u8 q1, q5 \n" // G 16 bytes -> 8 shorts.
- "vpadal.u8 q0, q4 \n" // R 16 bytes -> 8 shorts.
+ "ld3 {v4.16b,v5.16b,v6.16b}, [%1], #48 \n" // load 8 more RAW pixels
+ "uadalp v2.8h, v6.16b \n" // B 16 bytes -> 8 shorts.
+ "uadalp v1.8h, v5.16b \n" // G 16 bytes -> 8 shorts.
+ "uadalp v0.8h, v4.16b \n" // R 16 bytes -> 8 shorts.
- "vrshr.u16 q0, q0, #1 \n" // 2x average
- "vrshr.u16 q1, q1, #1 \n"
- "vrshr.u16 q2, q2, #1 \n"
+ "urshr v2.8h, v2.8h, #1 \n" // 2x average
+ "urshr v1.8h, v1.8h, #1 \n"
+ "urshr v0.8h, v0.8h, #1 \n"
"subs %4, %4, #16 \n" // 32 processed per loop.
- RGBTOUV(q2, q1, q0)
+ RGBTOUV(v2.8h, v1.8h, v0.8h)
MEMACCESS(2)
- "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%2], #8 \n" // store 8 pixels U.
MEMACCESS(3)
- "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%3], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_raw), // %0
- "+r"(src_stride_raw), // %1
+ "+r"(src_raw_1), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v20", "v21", "v22", "v23", "v24", "v25"
);
}
#endif // HAS_RAWTOUVROW_NEON
@@ -2169,70 +1928,74 @@ void RAWToUVRow_NEON(const uint8* src_raw, int src_stride_raw,
#ifdef HAS_RGB565TOUVROW_NEON
void RGB565ToUVRow_NEON(const uint8* src_rgb565, int src_stride_rgb565,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_rgb565_1 = src_rgb565 + src_stride_rgb565;
asm volatile (
- "add %1, %0, %1 \n" // src_stride + src_argb
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ "movi v22.8h, #56, lsl #0 \n" // UB / VR coeff (0.875) / 2
+ "movi v23.8h, #37, lsl #0 \n" // UG coeff (-0.5781) / 2
+ "movi v24.8h, #19, lsl #0 \n" // UR coeff (-0.2969) / 2
+ "movi v25.8h, #9 , lsl #0 \n" // VB coeff (-0.1406) / 2
+ "movi v26.8h, #47, lsl #0 \n" // VG coeff (-0.7344) / 2
+ "movi v27.16b, #0x80 \n" // 128.5 (0x8080 in 16-bit)
"1: \n"
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // load 8 RGB565 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // load 8 RGB565 pixels.
RGB565TOARGB
- "vpaddl.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
- "vpaddl.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
- "vpaddl.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "uaddlp v16.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uaddlp v18.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uaddlp v20.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // next 8 RGB565 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // next 8 RGB565 pixels.
RGB565TOARGB
- "vpaddl.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
- "vpaddl.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
- "vpaddl.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+ "uaddlp v17.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uaddlp v19.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uaddlp v21.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
MEMACCESS(1)
- "vld1.8 {q0}, [%1]! \n" // load 8 RGB565 pixels.
+ "ld1 {v0.16b}, [%1], #16 \n" // load 8 RGB565 pixels.
RGB565TOARGB
- "vpadal.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
- "vpadal.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
- "vpadal.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "uadalp v16.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uadalp v18.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uadalp v20.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
MEMACCESS(1)
- "vld1.8 {q0}, [%1]! \n" // next 8 RGB565 pixels.
+ "ld1 {v0.16b}, [%1], #16 \n" // next 8 RGB565 pixels.
RGB565TOARGB
- "vpadal.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
- "vpadal.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
- "vpadal.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+ "uadalp v17.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uadalp v19.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uadalp v21.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
- "vrshr.u16 q4, q4, #1 \n" // 2x average
- "vrshr.u16 q5, q5, #1 \n"
- "vrshr.u16 q6, q6, #1 \n"
+ "ins v16.D[1], v17.D[0] \n"
+ "ins v18.D[1], v19.D[0] \n"
+ "ins v20.D[1], v21.D[0] \n"
+
+ "urshr v4.8h, v16.8h, #1 \n" // 2x average
+ "urshr v5.8h, v18.8h, #1 \n"
+ "urshr v6.8h, v20.8h, #1 \n"
"subs %4, %4, #16 \n" // 16 processed per loop.
- "vmul.s16 q8, q4, q10 \n" // B
- "vmls.s16 q8, q5, q11 \n" // G
- "vmls.s16 q8, q6, q12 \n" // R
- "vadd.u16 q8, q8, q15 \n" // +128 -> unsigned
- "vmul.s16 q9, q6, q10 \n" // R
- "vmls.s16 q9, q5, q14 \n" // G
- "vmls.s16 q9, q4, q13 \n" // B
- "vadd.u16 q9, q9, q15 \n" // +128 -> unsigned
- "vqshrn.u16 d0, q8, #8 \n" // 16 bit to 8 bit U
- "vqshrn.u16 d1, q9, #8 \n" // 16 bit to 8 bit V
+ "mul v16.8h, v4.8h, v22.8h \n" // B
+ "mls v16.8h, v5.8h, v23.8h \n" // G
+ "mls v16.8h, v6.8h, v24.8h \n" // R
+ "add v16.8h, v16.8h, v27.8h \n" // +128 -> unsigned
+ "mul v17.8h, v6.8h, v22.8h \n" // R
+ "mls v17.8h, v5.8h, v26.8h \n" // G
+ "mls v17.8h, v4.8h, v25.8h \n" // B
+ "add v17.8h, v17.8h, v27.8h \n" // +128 -> unsigned
+ "uqshrn v0.8b, v16.8h, #8 \n" // 16 bit to 8 bit U
+ "uqshrn v1.8b, v17.8h, #8 \n" // 16 bit to 8 bit V
MEMACCESS(2)
- "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%2], #8 \n" // store 8 pixels U.
MEMACCESS(3)
- "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%3], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_rgb565), // %0
- "+r"(src_stride_rgb565), // %1
+ "+r"(src_rgb565_1), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24",
+ "v25", "v26", "v27"
);
}
#endif // HAS_RGB565TOUVROW_NEON
@@ -2241,70 +2004,69 @@ void RGB565ToUVRow_NEON(const uint8* src_rgb565, int src_stride_rgb565,
#ifdef HAS_ARGB1555TOUVROW_NEON
void ARGB1555ToUVRow_NEON(const uint8* src_argb1555, int src_stride_argb1555,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_argb1555_1 = src_argb1555 + src_stride_argb1555;
asm volatile (
- "add %1, %0, %1 \n" // src_stride + src_argb
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ RGBTOUV_SETUP_REG
"1: \n"
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // load 8 ARGB1555 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // load 8 ARGB1555 pixels.
RGB555TOARGB
- "vpaddl.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
- "vpaddl.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
- "vpaddl.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "uaddlp v16.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uaddlp v17.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uaddlp v18.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // next 8 ARGB1555 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // next 8 ARGB1555 pixels.
RGB555TOARGB
- "vpaddl.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
- "vpaddl.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
- "vpaddl.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+ "uaddlp v26.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uaddlp v27.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uaddlp v28.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
MEMACCESS(1)
- "vld1.8 {q0}, [%1]! \n" // load 8 ARGB1555 pixels.
+ "ld1 {v0.16b}, [%1], #16 \n" // load 8 ARGB1555 pixels.
RGB555TOARGB
- "vpadal.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
- "vpadal.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
- "vpadal.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "uadalp v16.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uadalp v17.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uadalp v18.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
MEMACCESS(1)
- "vld1.8 {q0}, [%1]! \n" // next 8 ARGB1555 pixels.
+ "ld1 {v0.16b}, [%1], #16 \n" // next 8 ARGB1555 pixels.
RGB555TOARGB
- "vpadal.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
- "vpadal.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
- "vpadal.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+ "uadalp v26.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uadalp v27.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uadalp v28.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
+
+ "ins v16.D[1], v26.D[0] \n"
+ "ins v17.D[1], v27.D[0] \n"
+ "ins v18.D[1], v28.D[0] \n"
- "vrshr.u16 q4, q4, #1 \n" // 2x average
- "vrshr.u16 q5, q5, #1 \n"
- "vrshr.u16 q6, q6, #1 \n"
+ "urshr v4.8h, v16.8h, #1 \n" // 2x average
+ "urshr v5.8h, v17.8h, #1 \n"
+ "urshr v6.8h, v18.8h, #1 \n"
"subs %4, %4, #16 \n" // 16 processed per loop.
- "vmul.s16 q8, q4, q10 \n" // B
- "vmls.s16 q8, q5, q11 \n" // G
- "vmls.s16 q8, q6, q12 \n" // R
- "vadd.u16 q8, q8, q15 \n" // +128 -> unsigned
- "vmul.s16 q9, q6, q10 \n" // R
- "vmls.s16 q9, q5, q14 \n" // G
- "vmls.s16 q9, q4, q13 \n" // B
- "vadd.u16 q9, q9, q15 \n" // +128 -> unsigned
- "vqshrn.u16 d0, q8, #8 \n" // 16 bit to 8 bit U
- "vqshrn.u16 d1, q9, #8 \n" // 16 bit to 8 bit V
+ "mul v2.8h, v4.8h, v20.8h \n" // B
+ "mls v2.8h, v5.8h, v21.8h \n" // G
+ "mls v2.8h, v6.8h, v22.8h \n" // R
+ "add v2.8h, v2.8h, v25.8h \n" // +128 -> unsigned
+ "mul v3.8h, v6.8h, v20.8h \n" // R
+ "mls v3.8h, v5.8h, v24.8h \n" // G
+ "mls v3.8h, v4.8h, v23.8h \n" // B
+ "add v3.8h, v3.8h, v25.8h \n" // +128 -> unsigned
+ "uqshrn v0.8b, v2.8h, #8 \n" // 16 bit to 8 bit U
+ "uqshrn v1.8b, v3.8h, #8 \n" // 16 bit to 8 bit V
MEMACCESS(2)
- "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%2], #8 \n" // store 8 pixels U.
MEMACCESS(3)
- "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%3], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_argb1555), // %0
- "+r"(src_stride_argb1555), // %1
+ "+r"(src_argb1555_1), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6",
+ "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24", "v25",
+ "v26", "v27", "v28"
);
}
#endif // HAS_ARGB1555TOUVROW_NEON
@@ -2313,70 +2075,70 @@ void ARGB1555ToUVRow_NEON(const uint8* src_argb1555, int src_stride_argb1555,
#ifdef HAS_ARGB4444TOUVROW_NEON
void ARGB4444ToUVRow_NEON(const uint8* src_argb4444, int src_stride_argb4444,
uint8* dst_u, uint8* dst_v, int pix) {
+ const uint8* src_argb4444_1 = src_argb4444 + src_stride_argb4444;
asm volatile (
- "add %1, %0, %1 \n" // src_stride + src_argb
- "vmov.s16 q10, #112 / 2 \n" // UB / VR 0.875 coefficient
- "vmov.s16 q11, #74 / 2 \n" // UG -0.5781 coefficient
- "vmov.s16 q12, #38 / 2 \n" // UR -0.2969 coefficient
- "vmov.s16 q13, #18 / 2 \n" // VB -0.1406 coefficient
- "vmov.s16 q14, #94 / 2 \n" // VG -0.7344 coefficient
- "vmov.u16 q15, #0x8080 \n" // 128.5
- ".p2align 2 \n"
+ RGBTOUV_SETUP_REG
"1: \n"
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // load 8 ARGB4444 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // load 8 ARGB4444 pixels.
ARGB4444TOARGB
- "vpaddl.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
- "vpaddl.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
- "vpaddl.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "uaddlp v16.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uaddlp v17.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uaddlp v18.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // next 8 ARGB4444 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // next 8 ARGB4444 pixels.
ARGB4444TOARGB
- "vpaddl.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
- "vpaddl.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
- "vpaddl.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+ "uaddlp v26.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uaddlp v27.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uaddlp v28.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
MEMACCESS(1)
- "vld1.8 {q0}, [%1]! \n" // load 8 ARGB4444 pixels.
+ "ld1 {v0.16b}, [%1], #16 \n" // load 8 ARGB4444 pixels.
ARGB4444TOARGB
- "vpadal.u8 d8, d0 \n" // B 8 bytes -> 4 shorts.
- "vpadal.u8 d10, d1 \n" // G 8 bytes -> 4 shorts.
- "vpadal.u8 d12, d2 \n" // R 8 bytes -> 4 shorts.
+ "uadalp v16.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uadalp v17.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uadalp v18.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
MEMACCESS(1)
- "vld1.8 {q0}, [%1]! \n" // next 8 ARGB4444 pixels.
+ "ld1 {v0.16b}, [%1], #16 \n" // next 8 ARGB4444 pixels.
ARGB4444TOARGB
- "vpadal.u8 d9, d0 \n" // B 8 bytes -> 4 shorts.
- "vpadal.u8 d11, d1 \n" // G 8 bytes -> 4 shorts.
- "vpadal.u8 d13, d2 \n" // R 8 bytes -> 4 shorts.
+ "uadalp v26.4h, v0.8b \n" // B 8 bytes -> 4 shorts.
+ "uadalp v27.4h, v1.8b \n" // G 8 bytes -> 4 shorts.
+ "uadalp v28.4h, v2.8b \n" // R 8 bytes -> 4 shorts.
- "vrshr.u16 q4, q4, #1 \n" // 2x average
- "vrshr.u16 q5, q5, #1 \n"
- "vrshr.u16 q6, q6, #1 \n"
+ "ins v16.D[1], v26.D[0] \n"
+ "ins v17.D[1], v27.D[0] \n"
+ "ins v18.D[1], v28.D[0] \n"
+
+ "urshr v4.8h, v16.8h, #1 \n" // 2x average
+ "urshr v5.8h, v17.8h, #1 \n"
+ "urshr v6.8h, v18.8h, #1 \n"
"subs %4, %4, #16 \n" // 16 processed per loop.
- "vmul.s16 q8, q4, q10 \n" // B
- "vmls.s16 q8, q5, q11 \n" // G
- "vmls.s16 q8, q6, q12 \n" // R
- "vadd.u16 q8, q8, q15 \n" // +128 -> unsigned
- "vmul.s16 q9, q6, q10 \n" // R
- "vmls.s16 q9, q5, q14 \n" // G
- "vmls.s16 q9, q4, q13 \n" // B
- "vadd.u16 q9, q9, q15 \n" // +128 -> unsigned
- "vqshrn.u16 d0, q8, #8 \n" // 16 bit to 8 bit U
- "vqshrn.u16 d1, q9, #8 \n" // 16 bit to 8 bit V
+ "mul v2.8h, v4.8h, v20.8h \n" // B
+ "mls v2.8h, v5.8h, v21.8h \n" // G
+ "mls v2.8h, v6.8h, v22.8h \n" // R
+ "add v2.8h, v2.8h, v25.8h \n" // +128 -> unsigned
+ "mul v3.8h, v6.8h, v20.8h \n" // R
+ "mls v3.8h, v5.8h, v24.8h \n" // G
+ "mls v3.8h, v4.8h, v23.8h \n" // B
+ "add v3.8h, v3.8h, v25.8h \n" // +128 -> unsigned
+ "uqshrn v0.8b, v2.8h, #8 \n" // 16 bit to 8 bit U
+ "uqshrn v1.8b, v3.8h, #8 \n" // 16 bit to 8 bit V
MEMACCESS(2)
- "vst1.8 {d0}, [%2]! \n" // store 8 pixels U.
+ "st1 {v0.8b}, [%2], #8 \n" // store 8 pixels U.
MEMACCESS(3)
- "vst1.8 {d1}, [%3]! \n" // store 8 pixels V.
- "bgt 1b \n"
+ "st1 {v1.8b}, [%3], #8 \n" // store 8 pixels V.
+ "b.gt 1b \n"
: "+r"(src_argb4444), // %0
- "+r"(src_stride_argb4444), // %1
+ "+r"(src_argb4444_1), // %1
"+r"(dst_u), // %2
"+r"(dst_v), // %3
"+r"(pix) // %4
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7",
- "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6",
+ "v16", "v17", "v18", "v19", "v20", "v21", "v22", "v23", "v24", "v25",
+ "v26", "v27", "v28"
+
);
}
#endif // HAS_ARGB4444TOUVROW_NEON
@@ -2384,29 +2146,29 @@ void ARGB4444ToUVRow_NEON(const uint8* src_argb4444, int src_stride_argb4444,
#ifdef HAS_RGB565TOYROW_NEON
void RGB565ToYRow_NEON(const uint8* src_rgb565, uint8* dst_y, int pix) {
asm volatile (
- "vmov.u8 d24, #13 \n" // B * 0.1016 coefficient
- "vmov.u8 d25, #65 \n" // G * 0.5078 coefficient
- "vmov.u8 d26, #33 \n" // R * 0.2578 coefficient
- "vmov.u8 d27, #16 \n" // Add 16 constant
- ".p2align 2 \n"
+ "movi v24.8b, #13 \n" // B * 0.1016 coefficient
+ "movi v25.8b, #65 \n" // G * 0.5078 coefficient
+ "movi v26.8b, #33 \n" // R * 0.2578 coefficient
+ "movi v27.8b, #16 \n" // Add 16 constant
"1: \n"
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // load 8 RGB565 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // load 8 RGB565 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
RGB565TOARGB
- "vmull.u8 q2, d0, d24 \n" // B
- "vmlal.u8 q2, d1, d25 \n" // G
- "vmlal.u8 q2, d2, d26 \n" // R
- "vqrshrun.s16 d0, q2, #7 \n" // 16 bit to 8 bit Y
- "vqadd.u8 d0, d27 \n"
- MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.
- "bgt 1b \n"
+ "umull v3.8h, v0.8b, v24.8b \n" // B
+ "umlal v3.8h, v1.8b, v25.8b \n" // G
+ "umlal v3.8h, v2.8b, v26.8b \n" // R
+ "sqrshrun v0.8b, v3.8h, #7 \n" // 16 bit to 8 bit Y
+ "uqadd v0.8b, v0.8b, v27.8b \n"
+ MEMACCESS(1)
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels Y.
+ "b.gt 1b \n"
: "+r"(src_rgb565), // %0
"+r"(dst_y), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q12", "q13"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v6",
+ "v24", "v25", "v26", "v27"
);
}
#endif // HAS_RGB565TOYROW_NEON
@@ -2414,29 +2176,28 @@ void RGB565ToYRow_NEON(const uint8* src_rgb565, uint8* dst_y, int pix) {
#ifdef HAS_ARGB1555TOYROW_NEON
void ARGB1555ToYRow_NEON(const uint8* src_argb1555, uint8* dst_y, int pix) {
asm volatile (
- "vmov.u8 d24, #13 \n" // B * 0.1016 coefficient
- "vmov.u8 d25, #65 \n" // G * 0.5078 coefficient
- "vmov.u8 d26, #33 \n" // R * 0.2578 coefficient
- "vmov.u8 d27, #16 \n" // Add 16 constant
- ".p2align 2 \n"
+ "movi v4.8b, #13 \n" // B * 0.1016 coefficient
+ "movi v5.8b, #65 \n" // G * 0.5078 coefficient
+ "movi v6.8b, #33 \n" // R * 0.2578 coefficient
+ "movi v7.8b, #16 \n" // Add 16 constant
"1: \n"
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // load 8 ARGB1555 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // load 8 ARGB1555 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
ARGB1555TOARGB
- "vmull.u8 q2, d0, d24 \n" // B
- "vmlal.u8 q2, d1, d25 \n" // G
- "vmlal.u8 q2, d2, d26 \n" // R
- "vqrshrun.s16 d0, q2, #7 \n" // 16 bit to 8 bit Y
- "vqadd.u8 d0, d27 \n"
- MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.
- "bgt 1b \n"
+ "umull v3.8h, v0.8b, v4.8b \n" // B
+ "umlal v3.8h, v1.8b, v5.8b \n" // G
+ "umlal v3.8h, v2.8b, v6.8b \n" // R
+ "sqrshrun v0.8b, v3.8h, #7 \n" // 16 bit to 8 bit Y
+ "uqadd v0.8b, v0.8b, v7.8b \n"
+ MEMACCESS(1)
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels Y.
+ "b.gt 1b \n"
: "+r"(src_argb1555), // %0
"+r"(dst_y), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q12", "q13"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7"
);
}
#endif // HAS_ARGB1555TOYROW_NEON
@@ -2444,29 +2205,28 @@ void ARGB1555ToYRow_NEON(const uint8* src_argb1555, uint8* dst_y, int pix) {
#ifdef HAS_ARGB4444TOYROW_NEON
void ARGB4444ToYRow_NEON(const uint8* src_argb4444, uint8* dst_y, int pix) {
asm volatile (
- "vmov.u8 d24, #13 \n" // B * 0.1016 coefficient
- "vmov.u8 d25, #65 \n" // G * 0.5078 coefficient
- "vmov.u8 d26, #33 \n" // R * 0.2578 coefficient
- "vmov.u8 d27, #16 \n" // Add 16 constant
- ".p2align 2 \n"
+ "movi v24.8b, #13 \n" // B * 0.1016 coefficient
+ "movi v25.8b, #65 \n" // G * 0.5078 coefficient
+ "movi v26.8b, #33 \n" // R * 0.2578 coefficient
+ "movi v27.8b, #16 \n" // Add 16 constant
"1: \n"
MEMACCESS(0)
- "vld1.8 {q0}, [%0]! \n" // load 8 ARGB4444 pixels.
+ "ld1 {v0.16b}, [%0], #16 \n" // load 8 ARGB4444 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
ARGB4444TOARGB
- "vmull.u8 q2, d0, d24 \n" // B
- "vmlal.u8 q2, d1, d25 \n" // G
- "vmlal.u8 q2, d2, d26 \n" // R
- "vqrshrun.s16 d0, q2, #7 \n" // 16 bit to 8 bit Y
- "vqadd.u8 d0, d27 \n"
- MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.
- "bgt 1b \n"
+ "umull v3.8h, v0.8b, v24.8b \n" // B
+ "umlal v3.8h, v1.8b, v25.8b \n" // G
+ "umlal v3.8h, v2.8b, v26.8b \n" // R
+ "sqrshrun v0.8b, v3.8h, #7 \n" // 16 bit to 8 bit Y
+ "uqadd v0.8b, v0.8b, v27.8b \n"
+ MEMACCESS(1)
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels Y.
+ "b.gt 1b \n"
: "+r"(src_argb4444), // %0
"+r"(dst_y), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q12", "q13"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v24", "v25", "v26", "v27"
);
}
#endif // HAS_ARGB4444TOYROW_NEON
@@ -2474,28 +2234,27 @@ void ARGB4444ToYRow_NEON(const uint8* src_argb4444, uint8* dst_y, int pix) {
#ifdef HAS_BGRATOYROW_NEON
void BGRAToYRow_NEON(const uint8* src_bgra, uint8* dst_y, int pix) {
asm volatile (
- "vmov.u8 d4, #33 \n" // R * 0.2578 coefficient
- "vmov.u8 d5, #65 \n" // G * 0.5078 coefficient
- "vmov.u8 d6, #13 \n" // B * 0.1016 coefficient
- "vmov.u8 d7, #16 \n" // Add 16 constant
- ".p2align 2 \n"
+ "movi v4.8b, #33 \n" // R * 0.2578 coefficient
+ "movi v5.8b, #65 \n" // G * 0.5078 coefficient
+ "movi v6.8b, #13 \n" // B * 0.1016 coefficient
+ "movi v7.8b, #16 \n" // Add 16 constant
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 pixels of BGRA.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
- "vmull.u8 q8, d1, d4 \n" // R
- "vmlal.u8 q8, d2, d5 \n" // G
- "vmlal.u8 q8, d3, d6 \n" // B
- "vqrshrun.s16 d0, q8, #7 \n" // 16 bit to 8 bit Y
- "vqadd.u8 d0, d7 \n"
- MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.
- "bgt 1b \n"
+ "umull v16.8h, v1.8b, v4.8b \n" // R
+ "umlal v16.8h, v2.8b, v5.8b \n" // G
+ "umlal v16.8h, v3.8b, v6.8b \n" // B
+ "sqrshrun v0.8b, v16.8h, #7 \n" // 16 bit to 8 bit Y
+ "uqadd v0.8b, v0.8b, v7.8b \n"
+ MEMACCESS(1)
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels Y.
+ "b.gt 1b \n"
: "+r"(src_bgra), // %0
"+r"(dst_y), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "q8"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v16"
);
}
#endif // HAS_BGRATOYROW_NEON
@@ -2503,28 +2262,27 @@ void BGRAToYRow_NEON(const uint8* src_bgra, uint8* dst_y, int pix) {
#ifdef HAS_ABGRTOYROW_NEON
void ABGRToYRow_NEON(const uint8* src_abgr, uint8* dst_y, int pix) {
asm volatile (
- "vmov.u8 d4, #33 \n" // R * 0.2578 coefficient
- "vmov.u8 d5, #65 \n" // G * 0.5078 coefficient
- "vmov.u8 d6, #13 \n" // B * 0.1016 coefficient
- "vmov.u8 d7, #16 \n" // Add 16 constant
- ".p2align 2 \n"
+ "movi v4.8b, #33 \n" // R * 0.2578 coefficient
+ "movi v5.8b, #65 \n" // G * 0.5078 coefficient
+ "movi v6.8b, #13 \n" // B * 0.1016 coefficient
+ "movi v7.8b, #16 \n" // Add 16 constant
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 pixels of ABGR.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
- "vmull.u8 q8, d0, d4 \n" // R
- "vmlal.u8 q8, d1, d5 \n" // G
- "vmlal.u8 q8, d2, d6 \n" // B
- "vqrshrun.s16 d0, q8, #7 \n" // 16 bit to 8 bit Y
- "vqadd.u8 d0, d7 \n"
- MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.
- "bgt 1b \n"
+ "umull v16.8h, v0.8b, v4.8b \n" // R
+ "umlal v16.8h, v1.8b, v5.8b \n" // G
+ "umlal v16.8h, v2.8b, v6.8b \n" // B
+ "sqrshrun v0.8b, v16.8h, #7 \n" // 16 bit to 8 bit Y
+ "uqadd v0.8b, v0.8b, v7.8b \n"
+ MEMACCESS(1)
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels Y.
+ "b.gt 1b \n"
: "+r"(src_abgr), // %0
- "+r"(dst_y), // %1
+ "+r"(dst_y), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "q8"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v16"
);
}
#endif // HAS_ABGRTOYROW_NEON
@@ -2532,28 +2290,27 @@ void ABGRToYRow_NEON(const uint8* src_abgr, uint8* dst_y, int pix) {
#ifdef HAS_RGBATOYROW_NEON
void RGBAToYRow_NEON(const uint8* src_rgba, uint8* dst_y, int pix) {
asm volatile (
- "vmov.u8 d4, #13 \n" // B * 0.1016 coefficient
- "vmov.u8 d5, #65 \n" // G * 0.5078 coefficient
- "vmov.u8 d6, #33 \n" // R * 0.2578 coefficient
- "vmov.u8 d7, #16 \n" // Add 16 constant
- ".p2align 2 \n"
+ "movi v4.8b, #13 \n" // B * 0.1016 coefficient
+ "movi v5.8b, #65 \n" // G * 0.5078 coefficient
+ "movi v6.8b, #33 \n" // R * 0.2578 coefficient
+ "movi v7.8b, #16 \n" // Add 16 constant
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 pixels of RGBA.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
- "vmull.u8 q8, d1, d4 \n" // B
- "vmlal.u8 q8, d2, d5 \n" // G
- "vmlal.u8 q8, d3, d6 \n" // R
- "vqrshrun.s16 d0, q8, #7 \n" // 16 bit to 8 bit Y
- "vqadd.u8 d0, d7 \n"
- MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.
- "bgt 1b \n"
+ "umull v16.8h, v1.8b, v4.8b \n" // B
+ "umlal v16.8h, v2.8b, v5.8b \n" // G
+ "umlal v16.8h, v3.8b, v6.8b \n" // R
+ "sqrshrun v0.8b, v16.8h, #7 \n" // 16 bit to 8 bit Y
+ "uqadd v0.8b, v0.8b, v7.8b \n"
+ MEMACCESS(1)
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels Y.
+ "b.gt 1b \n"
: "+r"(src_rgba), // %0
- "+r"(dst_y), // %1
+ "+r"(dst_y), // %1
"+r"(pix) // %2
:
- : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "q8"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v16"
);
}
#endif // HAS_RGBATOYROW_NEON
@@ -2561,28 +2318,27 @@ void RGBAToYRow_NEON(const uint8* src_rgba, uint8* dst_y, int pix) {
#ifdef HAS_RGB24TOYROW_NEON
void RGB24ToYRow_NEON(const uint8* src_rgb24, uint8* dst_y, int pix) {
asm volatile (
- "vmov.u8 d4, #13 \n" // B * 0.1016 coefficient
- "vmov.u8 d5, #65 \n" // G * 0.5078 coefficient
- "vmov.u8 d6, #33 \n" // R * 0.2578 coefficient
- "vmov.u8 d7, #16 \n" // Add 16 constant
- ".p2align 2 \n"
+ "movi v4.8b, #13 \n" // B * 0.1016 coefficient
+ "movi v5.8b, #65 \n" // G * 0.5078 coefficient
+ "movi v6.8b, #33 \n" // R * 0.2578 coefficient
+ "movi v7.8b, #16 \n" // Add 16 constant
"1: \n"
MEMACCESS(0)
- "vld3.8 {d0, d1, d2}, [%0]! \n" // load 8 pixels of RGB24.
+ "ld3 {v0.8b,v1.8b,v2.8b}, [%0], #24 \n" // load 8 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
- "vmull.u8 q8, d0, d4 \n" // B
- "vmlal.u8 q8, d1, d5 \n" // G
- "vmlal.u8 q8, d2, d6 \n" // R
- "vqrshrun.s16 d0, q8, #7 \n" // 16 bit to 8 bit Y
- "vqadd.u8 d0, d7 \n"
- MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.
- "bgt 1b \n"
+ "umull v16.8h, v0.8b, v4.8b \n" // B
+ "umlal v16.8h, v1.8b, v5.8b \n" // G
+ "umlal v16.8h, v2.8b, v6.8b \n" // R
+ "sqrshrun v0.8b, v16.8h, #7 \n" // 16 bit to 8 bit Y
+ "uqadd v0.8b, v0.8b, v7.8b \n"
+ MEMACCESS(1)
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels Y.
+ "b.gt 1b \n"
: "+r"(src_rgb24), // %0
- "+r"(dst_y), // %1
- "+r"(pix) // %2
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
:
- : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "q8"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v16"
);
}
#endif // HAS_RGB24TOYROW_NEON
@@ -2590,28 +2346,27 @@ void RGB24ToYRow_NEON(const uint8* src_rgb24, uint8* dst_y, int pix) {
#ifdef HAS_RAWTOYROW_NEON
void RAWToYRow_NEON(const uint8* src_raw, uint8* dst_y, int pix) {
asm volatile (
- "vmov.u8 d4, #33 \n" // R * 0.2578 coefficient
- "vmov.u8 d5, #65 \n" // G * 0.5078 coefficient
- "vmov.u8 d6, #13 \n" // B * 0.1016 coefficient
- "vmov.u8 d7, #16 \n" // Add 16 constant
- ".p2align 2 \n"
+ "movi v4.8b, #33 \n" // R * 0.2578 coefficient
+ "movi v5.8b, #65 \n" // G * 0.5078 coefficient
+ "movi v6.8b, #13 \n" // B * 0.1016 coefficient
+ "movi v7.8b, #16 \n" // Add 16 constant
"1: \n"
MEMACCESS(0)
- "vld3.8 {d0, d1, d2}, [%0]! \n" // load 8 pixels of RAW.
+ "ld3 {v0.8b,v1.8b,v2.8b}, [%0], #24 \n" // load 8 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
- "vmull.u8 q8, d0, d4 \n" // B
- "vmlal.u8 q8, d1, d5 \n" // G
- "vmlal.u8 q8, d2, d6 \n" // R
- "vqrshrun.s16 d0, q8, #7 \n" // 16 bit to 8 bit Y
- "vqadd.u8 d0, d7 \n"
- MEMACCESS(1)
- "vst1.8 {d0}, [%1]! \n" // store 8 pixels Y.
- "bgt 1b \n"
+ "umull v16.8h, v0.8b, v4.8b \n" // B
+ "umlal v16.8h, v1.8b, v5.8b \n" // G
+ "umlal v16.8h, v2.8b, v6.8b \n" // R
+ "sqrshrun v0.8b, v16.8h, #7 \n" // 16 bit to 8 bit Y
+ "uqadd v0.8b, v0.8b, v7.8b \n"
+ MEMACCESS(1)
+ "st1 {v0.8b}, [%1], #8 \n" // store 8 pixels Y.
+ "b.gt 1b \n"
: "+r"(src_raw), // %0
- "+r"(dst_y), // %1
- "+r"(pix) // %2
+ "+r"(dst_y), // %1
+ "+r"(pix) // %2
:
- : "cc", "memory", "d0", "d1", "d2", "d3", "d4", "d5", "d6", "d7", "q8"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v16"
);
}
#endif // HAS_RAWTOYROW_NEON
@@ -2621,96 +2376,98 @@ void RAWToYRow_NEON(const uint8* src_raw, uint8* dst_y, int pix) {
void InterpolateRow_NEON(uint8* dst_ptr,
const uint8* src_ptr, ptrdiff_t src_stride,
int dst_width, int source_y_fraction) {
+ int y1_fraction = source_y_fraction;
+ int y0_fraction = 256 - y1_fraction;
+ const uint8* src_ptr1 = src_ptr + src_stride;
asm volatile (
"cmp %4, #0 \n"
- "beq 100f \n"
- "add %2, %1 \n"
+ "b.eq 100f \n"
"cmp %4, #64 \n"
- "beq 75f \n"
+ "b.eq 75f \n"
"cmp %4, #128 \n"
- "beq 50f \n"
+ "b.eq 50f \n"
"cmp %4, #192 \n"
- "beq 25f \n"
+ "b.eq 25f \n"
- "vdup.8 d5, %4 \n"
- "rsb %4, #256 \n"
- "vdup.8 d4, %4 \n"
+ "dup v5.16b, %w4 \n"
+ "dup v4.16b, %w5 \n"
// General purpose row blend.
"1: \n"
MEMACCESS(1)
- "vld1.8 {q0}, [%1]! \n"
+ "ld1 {v0.16b}, [%1], #16 \n"
MEMACCESS(2)
- "vld1.8 {q1}, [%2]! \n"
+ "ld1 {v1.16b}, [%2], #16 \n"
"subs %3, %3, #16 \n"
- "vmull.u8 q13, d0, d4 \n"
- "vmull.u8 q14, d1, d4 \n"
- "vmlal.u8 q13, d2, d5 \n"
- "vmlal.u8 q14, d3, d5 \n"
- "vrshrn.u16 d0, q13, #8 \n"
- "vrshrn.u16 d1, q14, #8 \n"
- MEMACCESS(0)
- "vst1.8 {q0}, [%0]! \n"
- "bgt 1b \n"
+ "umull v2.8h, v0.8b, v4.8b \n"
+ "umull2 v3.8h, v0.16b, v4.16b \n"
+ "umlal v2.8h, v1.8b, v5.8b \n"
+ "umlal2 v3.8h, v1.16b, v5.16b \n"
+ "rshrn v0.8b, v2.8h, #8 \n"
+ "rshrn2 v0.16b, v3.8h, #8 \n"
+ MEMACCESS(0)
+ "st1 {v0.16b}, [%0], #16 \n"
+ "b.gt 1b \n"
"b 99f \n"
// Blend 25 / 75.
"25: \n"
MEMACCESS(1)
- "vld1.8 {q0}, [%1]! \n"
+ "ld1 {v0.16b}, [%1], #16 \n"
MEMACCESS(2)
- "vld1.8 {q1}, [%2]! \n"
+ "ld1 {v1.16b}, [%2], #16 \n"
"subs %3, %3, #16 \n"
- "vrhadd.u8 q0, q1 \n"
- "vrhadd.u8 q0, q1 \n"
+ "urhadd v0.16b, v0.16b, v1.16b \n"
+ "urhadd v0.16b, v0.16b, v1.16b \n"
MEMACCESS(0)
- "vst1.8 {q0}, [%0]! \n"
- "bgt 25b \n"
+ "st1 {v0.16b}, [%0], #16 \n"
+ "b.gt 25b \n"
"b 99f \n"
// Blend 50 / 50.
"50: \n"
MEMACCESS(1)
- "vld1.8 {q0}, [%1]! \n"
+ "ld1 {v0.16b}, [%1], #16 \n"
MEMACCESS(2)
- "vld1.8 {q1}, [%2]! \n"
+ "ld1 {v1.16b}, [%2], #16 \n"
"subs %3, %3, #16 \n"
- "vrhadd.u8 q0, q1 \n"
+ "urhadd v0.16b, v0.16b, v1.16b \n"
MEMACCESS(0)
- "vst1.8 {q0}, [%0]! \n"
- "bgt 50b \n"
+ "st1 {v0.16b}, [%0], #16 \n"
+ "b.gt 50b \n"
"b 99f \n"
// Blend 75 / 25.
"75: \n"
MEMACCESS(1)
- "vld1.8 {q1}, [%1]! \n"
+ "ld1 {v1.16b}, [%1], #16 \n"
MEMACCESS(2)
- "vld1.8 {q0}, [%2]! \n"
+ "ld1 {v0.16b}, [%2], #16 \n"
"subs %3, %3, #16 \n"
- "vrhadd.u8 q0, q1 \n"
- "vrhadd.u8 q0, q1 \n"
+ "urhadd v0.16b, v0.16b, v1.16b \n"
+ "urhadd v0.16b, v0.16b, v1.16b \n"
MEMACCESS(0)
- "vst1.8 {q0}, [%0]! \n"
- "bgt 75b \n"
+ "st1 {v0.16b}, [%0], #16 \n"
+ "b.gt 75b \n"
"b 99f \n"
// Blend 100 / 0 - Copy row unchanged.
"100: \n"
MEMACCESS(1)
- "vld1.8 {q0}, [%1]! \n"
+ "ld1 {v0.16b}, [%1], #16 \n"
"subs %3, %3, #16 \n"
MEMACCESS(0)
- "vst1.8 {q0}, [%0]! \n"
- "bgt 100b \n"
+ "st1 {v0.16b}, [%0], #16 \n"
+ "b.gt 100b \n"
"99: \n"
: "+r"(dst_ptr), // %0
"+r"(src_ptr), // %1
- "+r"(src_stride), // %2
+ "+r"(src_ptr1), // %2
"+r"(dst_width), // %3
- "+r"(source_y_fraction) // %4
+ "+r"(y1_fraction), // %4
+ "+r"(y0_fraction) // %5
:
- : "cc", "memory", "q0", "q1", "d4", "d5", "q13", "q14"
+ : "cc", "memory", "v0", "v1", "v3", "v4", "v5"
);
}
#endif // HAS_INTERPOLATEROW_NEON
@@ -2720,55 +2477,59 @@ void InterpolateRow_NEON(uint8* dst_ptr,
void ARGBBlendRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
uint8* dst_argb, int width) {
asm volatile (
- "subs %3, #8 \n"
- "blt 89f \n"
+ "subs %3, %3, #8 \n"
+ "b.lt 89f \n"
// Blend 8 pixels.
"8: \n"
MEMACCESS(0)
- "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 pixels of ARGB0.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 ARGB0 pixels
MEMACCESS(1)
- "vld4.8 {d4, d5, d6, d7}, [%1]! \n" // load 8 pixels of ARGB1.
+ "ld4 {v4.8b,v5.8b,v6.8b,v7.8b}, [%1], #32 \n" // load 8 ARGB1 pixels
"subs %3, %3, #8 \n" // 8 processed per loop.
- "vmull.u8 q10, d4, d3 \n" // db * a
- "vmull.u8 q11, d5, d3 \n" // dg * a
- "vmull.u8 q12, d6, d3 \n" // dr * a
- "vqrshrn.u16 d20, q10, #8 \n" // db >>= 8
- "vqrshrn.u16 d21, q11, #8 \n" // dg >>= 8
- "vqrshrn.u16 d22, q12, #8 \n" // dr >>= 8
- "vqsub.u8 q2, q2, q10 \n" // dbg - dbg * a / 256
- "vqsub.u8 d6, d6, d22 \n" // dr - dr * a / 256
- "vqadd.u8 q0, q0, q2 \n" // + sbg
- "vqadd.u8 d2, d2, d6 \n" // + sr
- "vmov.u8 d3, #255 \n" // a = 255
+ "umull v16.8h, v4.8b, v3.8b \n" // db * a
+ "umull v17.8h, v5.8b, v3.8b \n" // dg * a
+ "umull v18.8h, v6.8b, v3.8b \n" // dr * a
+ "uqrshrn v16.8b, v16.8h, #8 \n" // db >>= 8
+ "uqrshrn v17.8b, v17.8h, #8 \n" // dg >>= 8
+ "uqrshrn v18.8b, v18.8h, #8 \n" // dr >>= 8
+ "uqsub v4.8b, v4.8b, v16.8b \n" // db - (db * a / 256)
+ "uqsub v5.8b, v5.8b, v17.8b \n" // dg - (dg * a / 256)
+ "uqsub v6.8b, v6.8b, v18.8b \n" // dr - (dr * a / 256)
+ "uqadd v0.8b, v0.8b, v4.8b \n" // + sb
+ "uqadd v1.8b, v1.8b, v5.8b \n" // + sg
+ "uqadd v2.8b, v2.8b, v6.8b \n" // + sr
+ "movi v3.8b, #255 \n" // a = 255
MEMACCESS(2)
- "vst4.8 {d0, d1, d2, d3}, [%2]! \n" // store 8 pixels of ARGB.
- "bge 8b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%2], #32 \n" // store 8 ARGB pixels
+ "b.ge 8b \n"
"89: \n"
- "adds %3, #8-1 \n"
- "blt 99f \n"
+ "adds %3, %3, #8-1 \n"
+ "b.lt 99f \n"
// Blend 1 pixels.
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0[0],d1[0],d2[0],d3[0]}, [%0]! \n" // load 1 pixel ARGB0.
+ "ld4 {v0.b,v1.b,v2.b,v3.b}[0], [%0], #4 \n" // load 1 pixel ARGB0.
MEMACCESS(1)
- "vld4.8 {d4[0],d5[0],d6[0],d7[0]}, [%1]! \n" // load 1 pixel ARGB1.
+ "ld4 {v4.b,v5.b,v6.b,v7.b}[0], [%1], #4 \n" // load 1 pixel ARGB1.
"subs %3, %3, #1 \n" // 1 processed per loop.
- "vmull.u8 q10, d4, d3 \n" // db * a
- "vmull.u8 q11, d5, d3 \n" // dg * a
- "vmull.u8 q12, d6, d3 \n" // dr * a
- "vqrshrn.u16 d20, q10, #8 \n" // db >>= 8
- "vqrshrn.u16 d21, q11, #8 \n" // dg >>= 8
- "vqrshrn.u16 d22, q12, #8 \n" // dr >>= 8
- "vqsub.u8 q2, q2, q10 \n" // dbg - dbg * a / 256
- "vqsub.u8 d6, d6, d22 \n" // dr - dr * a / 256
- "vqadd.u8 q0, q0, q2 \n" // + sbg
- "vqadd.u8 d2, d2, d6 \n" // + sr
- "vmov.u8 d3, #255 \n" // a = 255
+ "umull v16.8h, v4.8b, v3.8b \n" // db * a
+ "umull v17.8h, v5.8b, v3.8b \n" // dg * a
+ "umull v18.8h, v6.8b, v3.8b \n" // dr * a
+ "uqrshrn v16.8b, v16.8h, #8 \n" // db >>= 8
+ "uqrshrn v17.8b, v17.8h, #8 \n" // dg >>= 8
+ "uqrshrn v18.8b, v18.8h, #8 \n" // dr >>= 8
+ "uqsub v4.8b, v4.8b, v16.8b \n" // db - (db * a / 256)
+ "uqsub v5.8b, v5.8b, v17.8b \n" // dg - (dg * a / 256)
+ "uqsub v6.8b, v6.8b, v18.8b \n" // dr - (dr * a / 256)
+ "uqadd v0.8b, v0.8b, v4.8b \n" // + sb
+ "uqadd v1.8b, v1.8b, v5.8b \n" // + sg
+ "uqadd v2.8b, v2.8b, v6.8b \n" // + sr
+ "movi v3.8b, #255 \n" // a = 255
MEMACCESS(2)
- "vst4.8 {d0[0],d1[0],d2[0],d3[0]}, [%2]! \n" // store 1 pixel.
- "bge 1b \n"
+ "st4 {v0.b,v1.b,v2.b,v3.b}[0], [%2], #4 \n" // store 1 pixel.
+ "b.ge 1b \n"
"99: \n"
@@ -2777,7 +2538,8 @@ void ARGBBlendRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
"+r"(dst_argb), // %2
"+r"(width) // %3
:
- : "cc", "memory", "q0", "q1", "q2", "q3", "q10", "q11", "q12"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v16", "v17", "v18"
);
}
#endif // HAS_ARGBBLENDROW_NEON
@@ -2789,22 +2551,22 @@ void ARGBAttenuateRow_NEON(const uint8* src_argb, uint8* dst_argb, int width) {
// Attenuate 8 pixels.
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 pixels of ARGB.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 ARGB pixels
"subs %2, %2, #8 \n" // 8 processed per loop.
- "vmull.u8 q10, d0, d3 \n" // b * a
- "vmull.u8 q11, d1, d3 \n" // g * a
- "vmull.u8 q12, d2, d3 \n" // r * a
- "vqrshrn.u16 d0, q10, #8 \n" // b >>= 8
- "vqrshrn.u16 d1, q11, #8 \n" // g >>= 8
- "vqrshrn.u16 d2, q12, #8 \n" // r >>= 8
- MEMACCESS(1)
- "vst4.8 {d0, d1, d2, d3}, [%1]! \n" // store 8 pixels of ARGB.
- "bgt 1b \n"
+ "umull v4.8h, v0.8b, v3.8b \n" // b * a
+ "umull v5.8h, v1.8b, v3.8b \n" // g * a
+ "umull v6.8h, v2.8b, v3.8b \n" // r * a
+ "uqrshrn v0.8b, v4.8h, #8 \n" // b >>= 8
+ "uqrshrn v1.8b, v5.8h, #8 \n" // g >>= 8
+ "uqrshrn v2.8b, v6.8h, #8 \n" // r >>= 8
+ MEMACCESS(1)
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%1], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_argb), // %1
"+r"(width) // %2
:
- : "cc", "memory", "q0", "q1", "q10", "q11", "q12"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6"
);
}
#endif // HAS_ARGBATTENUATEROW_NEON
@@ -2815,41 +2577,40 @@ void ARGBAttenuateRow_NEON(const uint8* src_argb, uint8* dst_argb, int width) {
void ARGBQuantizeRow_NEON(uint8* dst_argb, int scale, int interval_size,
int interval_offset, int width) {
asm volatile (
- "vdup.u16 q8, %2 \n"
- "vshr.u16 q8, q8, #1 \n" // scale >>= 1
- "vdup.u16 q9, %3 \n" // interval multiply.
- "vdup.u16 q10, %4 \n" // interval add
+ "dup v4.8h, %w2 \n"
+ "ushr v4.8h, v4.8h, #1 \n" // scale >>= 1
+ "dup v5.8h, %w3 \n" // interval multiply.
+ "dup v6.8h, %w4 \n" // interval add
// 8 pixel loop.
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d2, d4, d6}, [%0] \n" // load 8 pixels of ARGB.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0] \n" // load 8 pixels of ARGB.
"subs %1, %1, #8 \n" // 8 processed per loop.
- "vmovl.u8 q0, d0 \n" // b (0 .. 255)
- "vmovl.u8 q1, d2 \n"
- "vmovl.u8 q2, d4 \n"
- "vqdmulh.s16 q0, q0, q8 \n" // b * scale
- "vqdmulh.s16 q1, q1, q8 \n" // g
- "vqdmulh.s16 q2, q2, q8 \n" // r
- "vmul.u16 q0, q0, q9 \n" // b * interval_size
- "vmul.u16 q1, q1, q9 \n" // g
- "vmul.u16 q2, q2, q9 \n" // r
- "vadd.u16 q0, q0, q10 \n" // b + interval_offset
- "vadd.u16 q1, q1, q10 \n" // g
- "vadd.u16 q2, q2, q10 \n" // r
- "vqmovn.u16 d0, q0 \n"
- "vqmovn.u16 d2, q1 \n"
- "vqmovn.u16 d4, q2 \n"
- MEMACCESS(0)
- "vst4.8 {d0, d2, d4, d6}, [%0]! \n" // store 8 pixels of ARGB.
- "bgt 1b \n"
+ "uxtl v0.8h, v0.8b \n" // b (0 .. 255)
+ "uxtl v1.8h, v1.8b \n"
+ "uxtl v2.8h, v2.8b \n"
+ "sqdmulh v0.8h, v0.8h, v4.8h \n" // b * scale
+ "sqdmulh v1.8h, v1.8h, v4.8h \n" // g
+ "sqdmulh v2.8h, v2.8h, v4.8h \n" // r
+ "mul v0.8h, v0.8h, v5.8h \n" // b * interval_size
+ "mul v1.8h, v1.8h, v5.8h \n" // g
+ "mul v2.8h, v2.8h, v5.8h \n" // r
+ "add v0.8h, v0.8h, v6.8h \n" // b + interval_offset
+ "add v1.8h, v1.8h, v6.8h \n" // g
+ "add v2.8h, v2.8h, v6.8h \n" // r
+ "uqxtn v0.8b, v0.8h \n"
+ "uqxtn v1.8b, v1.8h \n"
+ "uqxtn v2.8b, v2.8h \n"
+ MEMACCESS(0)
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(dst_argb), // %0
"+r"(width) // %1
: "r"(scale), // %2
"r"(interval_size), // %3
"r"(interval_offset) // %4
- : "cc", "memory", "q0", "q1", "q2", "q3", "q8", "q9", "q10"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6"
);
}
#endif // HAS_ARGBQUANTIZEROW_NEON
@@ -2861,36 +2622,35 @@ void ARGBQuantizeRow_NEON(uint8* dst_argb, int scale, int interval_size,
void ARGBShadeRow_NEON(const uint8* src_argb, uint8* dst_argb, int width,
uint32 value) {
asm volatile (
- "vdup.u32 q0, %3 \n" // duplicate scale value.
- "vzip.u8 d0, d1 \n" // d0 aarrggbb.
- "vshr.u16 q0, q0, #1 \n" // scale / 2.
+ "dup v0.4s, %w3 \n" // duplicate scale value.
+ "zip1 v0.8b, v0.8b, v0.8b \n" // v0.8b aarrggbb.
+ "ushr v0.8h, v0.8h, #1 \n" // scale / 2.
// 8 pixel loop.
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "vld4.8 {d20, d22, d24, d26}, [%0]! \n" // load 8 pixels of ARGB.
+ "ld4 {v4.8b,v5.8b,v6.8b,v7.8b}, [%0], #32 \n" // load 8 ARGB pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
- "vmovl.u8 q10, d20 \n" // b (0 .. 255)
- "vmovl.u8 q11, d22 \n"
- "vmovl.u8 q12, d24 \n"
- "vmovl.u8 q13, d26 \n"
- "vqrdmulh.s16 q10, q10, d0[0] \n" // b * scale * 2
- "vqrdmulh.s16 q11, q11, d0[1] \n" // g
- "vqrdmulh.s16 q12, q12, d0[2] \n" // r
- "vqrdmulh.s16 q13, q13, d0[3] \n" // a
- "vqmovn.u16 d20, q10 \n"
- "vqmovn.u16 d22, q11 \n"
- "vqmovn.u16 d24, q12 \n"
- "vqmovn.u16 d26, q13 \n"
- MEMACCESS(1)
- "vst4.8 {d20, d22, d24, d26}, [%1]! \n" // store 8 pixels of ARGB.
- "bgt 1b \n"
+ "uxtl v4.8h, v4.8b \n" // b (0 .. 255)
+ "uxtl v5.8h, v5.8b \n"
+ "uxtl v6.8h, v6.8b \n"
+ "uxtl v7.8h, v7.8b \n"
+ "sqrdmulh v4.8h, v4.8h, v0.h[0] \n" // b * scale * 2
+ "sqrdmulh v5.8h, v5.8h, v0.h[1] \n" // g
+ "sqrdmulh v6.8h, v6.8h, v0.h[2] \n" // r
+ "sqrdmulh v7.8h, v7.8h, v0.h[3] \n" // a
+ "uqxtn v4.8b, v4.8h \n"
+ "uqxtn v5.8b, v5.8h \n"
+ "uqxtn v6.8b, v6.8h \n"
+ "uqxtn v7.8b, v7.8h \n"
+ MEMACCESS(1)
+ "st4 {v4.8b,v5.8b,v6.8b,v7.8b}, [%1], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_argb), // %1
"+r"(width) // %2
: "r"(value) // %3
- : "cc", "memory", "q0", "q10", "q11", "q12", "q13"
+ : "cc", "memory", "v0", "v4", "v5", "v6", "v7"
);
}
#endif // HAS_ARGBSHADEROW_NEON
@@ -2901,28 +2661,27 @@ void ARGBShadeRow_NEON(const uint8* src_argb, uint8* dst_argb, int width,
#ifdef HAS_ARGBGRAYROW_NEON
void ARGBGrayRow_NEON(const uint8* src_argb, uint8* dst_argb, int width) {
asm volatile (
- "vmov.u8 d24, #15 \n" // B * 0.11400 coefficient
- "vmov.u8 d25, #75 \n" // G * 0.58700 coefficient
- "vmov.u8 d26, #38 \n" // R * 0.29900 coefficient
- ".p2align 2 \n"
+ "movi v24.8b, #15 \n" // B * 0.11400 coefficient
+ "movi v25.8b, #75 \n" // G * 0.58700 coefficient
+ "movi v26.8b, #38 \n" // R * 0.29900 coefficient
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d1, d2, d3}, [%0]! \n" // load 8 ARGB pixels.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
- "vmull.u8 q2, d0, d24 \n" // B
- "vmlal.u8 q2, d1, d25 \n" // G
- "vmlal.u8 q2, d2, d26 \n" // R
- "vqrshrun.s16 d0, q2, #7 \n" // 15 bit to 8 bit B
- "vmov d1, d0 \n" // G
- "vmov d2, d0 \n" // R
- MEMACCESS(1)
- "vst4.8 {d0, d1, d2, d3}, [%1]! \n" // store 8 ARGB pixels.
- "bgt 1b \n"
+ "umull v4.8h, v0.8b, v24.8b \n" // B
+ "umlal v4.8h, v1.8b, v25.8b \n" // G
+ "umlal v4.8h, v2.8b, v26.8b \n" // R
+ "sqrshrun v0.8b, v4.8h, #7 \n" // 15 bit to 8 bit B
+ "orr v1.8b, v0.8b, v0.8b \n" // G
+ "orr v2.8b, v0.8b, v0.8b \n" // R
+ MEMACCESS(1)
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%1], #32 \n" // store 8 pixels.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_argb), // %1
"+r"(width) // %2
:
- : "cc", "memory", "q0", "q1", "q2", "q12", "q13"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v24", "v25", "v26"
);
}
#endif // HAS_ARGBGRAYROW_NEON
@@ -2935,40 +2694,39 @@ void ARGBGrayRow_NEON(const uint8* src_argb, uint8* dst_argb, int width) {
#ifdef HAS_ARGBSEPIAROW_NEON
void ARGBSepiaRow_NEON(uint8* dst_argb, int width) {
asm volatile (
- "vmov.u8 d20, #17 \n" // BB coefficient
- "vmov.u8 d21, #68 \n" // BG coefficient
- "vmov.u8 d22, #35 \n" // BR coefficient
- "vmov.u8 d24, #22 \n" // GB coefficient
- "vmov.u8 d25, #88 \n" // GG coefficient
- "vmov.u8 d26, #45 \n" // GR coefficient
- "vmov.u8 d28, #24 \n" // BB coefficient
- "vmov.u8 d29, #98 \n" // BG coefficient
- "vmov.u8 d30, #50 \n" // BR coefficient
- ".p2align 2 \n"
+ "movi v20.8b, #17 \n" // BB coefficient
+ "movi v21.8b, #68 \n" // BG coefficient
+ "movi v22.8b, #35 \n" // BR coefficient
+ "movi v24.8b, #22 \n" // GB coefficient
+ "movi v25.8b, #88 \n" // GG coefficient
+ "movi v26.8b, #45 \n" // GR coefficient
+ "movi v28.8b, #24 \n" // BB coefficient
+ "movi v29.8b, #98 \n" // BG coefficient
+ "movi v30.8b, #50 \n" // BR coefficient
"1: \n"
MEMACCESS(0)
- "vld4.8 {d0, d1, d2, d3}, [%0] \n" // load 8 ARGB pixels.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0] \n" // load 8 ARGB pixels.
"subs %1, %1, #8 \n" // 8 processed per loop.
- "vmull.u8 q2, d0, d20 \n" // B to Sepia B
- "vmlal.u8 q2, d1, d21 \n" // G
- "vmlal.u8 q2, d2, d22 \n" // R
- "vmull.u8 q3, d0, d24 \n" // B to Sepia G
- "vmlal.u8 q3, d1, d25 \n" // G
- "vmlal.u8 q3, d2, d26 \n" // R
- "vmull.u8 q8, d0, d28 \n" // B to Sepia R
- "vmlal.u8 q8, d1, d29 \n" // G
- "vmlal.u8 q8, d2, d30 \n" // R
- "vqshrn.u16 d0, q2, #7 \n" // 16 bit to 8 bit B
- "vqshrn.u16 d1, q3, #7 \n" // 16 bit to 8 bit G
- "vqshrn.u16 d2, q8, #7 \n" // 16 bit to 8 bit R
- MEMACCESS(0)
- "vst4.8 {d0, d1, d2, d3}, [%0]! \n" // store 8 ARGB pixels.
- "bgt 1b \n"
+ "umull v4.8h, v0.8b, v20.8b \n" // B to Sepia B
+ "umlal v4.8h, v1.8b, v21.8b \n" // G
+ "umlal v4.8h, v2.8b, v22.8b \n" // R
+ "umull v5.8h, v0.8b, v24.8b \n" // B to Sepia G
+ "umlal v5.8h, v1.8b, v25.8b \n" // G
+ "umlal v5.8h, v2.8b, v26.8b \n" // R
+ "umull v6.8h, v0.8b, v28.8b \n" // B to Sepia R
+ "umlal v6.8h, v1.8b, v29.8b \n" // G
+ "umlal v6.8h, v2.8b, v30.8b \n" // R
+ "uqshrn v0.8b, v4.8h, #7 \n" // 16 bit to 8 bit B
+ "uqshrn v1.8b, v5.8h, #7 \n" // 16 bit to 8 bit G
+ "uqshrn v2.8b, v6.8h, #7 \n" // 16 bit to 8 bit R
+ MEMACCESS(0)
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // store 8 pixels.
+ "b.gt 1b \n"
: "+r"(dst_argb), // %0
"+r"(width) // %1
:
- : "cc", "memory", "q0", "q1", "q2", "q3",
- "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7",
+ "v20", "v21", "v22", "v24", "v25", "v26", "v28", "v29", "v30"
);
}
#endif // HAS_ARGBSEPIAROW_NEON
@@ -2981,60 +2739,59 @@ void ARGBColorMatrixRow_NEON(const uint8* src_argb, uint8* dst_argb,
const int8* matrix_argb, int width) {
asm volatile (
MEMACCESS(3)
- "vld1.8 {q2}, [%3] \n" // load 3 ARGB vectors.
- "vmovl.s8 q0, d4 \n" // B,G coefficients s16.
- "vmovl.s8 q1, d5 \n" // R,A coefficients s16.
+ "ld1 {v2.16b}, [%3] \n" // load 3 ARGB vectors.
+ "sxtl v0.8h, v2.8b \n" // B,G coefficients s16.
+ "sxtl2 v1.8h, v2.16b \n" // R,A coefficients s16.
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "vld4.8 {d16, d18, d20, d22}, [%0]! \n" // load 8 ARGB pixels.
+ "ld4 {v16.8b,v17.8b,v18.8b,v19.8b}, [%0], #32 \n" // load 8 pixels.
"subs %2, %2, #8 \n" // 8 processed per loop.
- "vmovl.u8 q8, d16 \n" // b (0 .. 255) 16 bit
- "vmovl.u8 q9, d18 \n" // g
- "vmovl.u8 q10, d20 \n" // r
- "vmovl.u8 q15, d22 \n" // a
- "vmul.s16 q12, q8, d0[0] \n" // B = B * Matrix B
- "vmul.s16 q13, q8, d1[0] \n" // G = B * Matrix G
- "vmul.s16 q14, q8, d2[0] \n" // R = B * Matrix R
- "vmul.s16 q15, q8, d3[0] \n" // A = B * Matrix A
- "vmul.s16 q4, q9, d0[1] \n" // B += G * Matrix B
- "vmul.s16 q5, q9, d1[1] \n" // G += G * Matrix G
- "vmul.s16 q6, q9, d2[1] \n" // R += G * Matrix R
- "vmul.s16 q7, q9, d3[1] \n" // A += G * Matrix A
- "vqadd.s16 q12, q12, q4 \n" // Accumulate B
- "vqadd.s16 q13, q13, q5 \n" // Accumulate G
- "vqadd.s16 q14, q14, q6 \n" // Accumulate R
- "vqadd.s16 q15, q15, q7 \n" // Accumulate A
- "vmul.s16 q4, q10, d0[2] \n" // B += R * Matrix B
- "vmul.s16 q5, q10, d1[2] \n" // G += R * Matrix G
- "vmul.s16 q6, q10, d2[2] \n" // R += R * Matrix R
- "vmul.s16 q7, q10, d3[2] \n" // A += R * Matrix A
- "vqadd.s16 q12, q12, q4 \n" // Accumulate B
- "vqadd.s16 q13, q13, q5 \n" // Accumulate G
- "vqadd.s16 q14, q14, q6 \n" // Accumulate R
- "vqadd.s16 q15, q15, q7 \n" // Accumulate A
- "vmul.s16 q4, q15, d0[3] \n" // B += A * Matrix B
- "vmul.s16 q5, q15, d1[3] \n" // G += A * Matrix G
- "vmul.s16 q6, q15, d2[3] \n" // R += A * Matrix R
- "vmul.s16 q7, q15, d3[3] \n" // A += A * Matrix A
- "vqadd.s16 q12, q12, q4 \n" // Accumulate B
- "vqadd.s16 q13, q13, q5 \n" // Accumulate G
- "vqadd.s16 q14, q14, q6 \n" // Accumulate R
- "vqadd.s16 q15, q15, q7 \n" // Accumulate A
- "vqshrun.s16 d16, q12, #6 \n" // 16 bit to 8 bit B
- "vqshrun.s16 d18, q13, #6 \n" // 16 bit to 8 bit G
- "vqshrun.s16 d20, q14, #6 \n" // 16 bit to 8 bit R
- "vqshrun.s16 d22, q15, #6 \n" // 16 bit to 8 bit A
- MEMACCESS(1)
- "vst4.8 {d16, d18, d20, d22}, [%1]! \n" // store 8 ARGB pixels.
- "bgt 1b \n"
+ "uxtl v16.8h, v16.8b \n" // b (0 .. 255) 16 bit
+ "uxtl v17.8h, v17.8b \n" // g
+ "uxtl v18.8h, v18.8b \n" // r
+ "uxtl v19.8h, v19.8b \n" // a
+ "mul v22.8h, v16.8h, v0.h[0] \n" // B = B * Matrix B
+ "mul v23.8h, v16.8h, v0.h[4] \n" // G = B * Matrix G
+ "mul v24.8h, v16.8h, v1.h[0] \n" // R = B * Matrix R
+ "mul v25.8h, v16.8h, v1.h[4] \n" // A = B * Matrix A
+ "mul v4.8h, v17.8h, v0.h[1] \n" // B += G * Matrix B
+ "mul v5.8h, v17.8h, v0.h[5] \n" // G += G * Matrix G
+ "mul v6.8h, v17.8h, v1.h[1] \n" // R += G * Matrix R
+ "mul v7.8h, v17.8h, v1.h[5] \n" // A += G * Matrix A
+ "sqadd v22.8h, v22.8h, v4.8h \n" // Accumulate B
+ "sqadd v23.8h, v23.8h, v5.8h \n" // Accumulate G
+ "sqadd v24.8h, v24.8h, v6.8h \n" // Accumulate R
+ "sqadd v25.8h, v25.8h, v7.8h \n" // Accumulate A
+ "mul v4.8h, v18.8h, v0.h[2] \n" // B += R * Matrix B
+ "mul v5.8h, v18.8h, v0.h[6] \n" // G += R * Matrix G
+ "mul v6.8h, v18.8h, v1.h[2] \n" // R += R * Matrix R
+ "mul v7.8h, v18.8h, v1.h[6] \n" // A += R * Matrix A
+ "sqadd v22.8h, v22.8h, v4.8h \n" // Accumulate B
+ "sqadd v23.8h, v23.8h, v5.8h \n" // Accumulate G
+ "sqadd v24.8h, v24.8h, v6.8h \n" // Accumulate R
+ "sqadd v25.8h, v25.8h, v7.8h \n" // Accumulate A
+ "mul v4.8h, v19.8h, v0.h[3] \n" // B += A * Matrix B
+ "mul v5.8h, v19.8h, v0.h[7] \n" // G += A * Matrix G
+ "mul v6.8h, v19.8h, v1.h[3] \n" // R += A * Matrix R
+ "mul v7.8h, v19.8h, v1.h[7] \n" // A += A * Matrix A
+ "sqadd v22.8h, v22.8h, v4.8h \n" // Accumulate B
+ "sqadd v23.8h, v23.8h, v5.8h \n" // Accumulate G
+ "sqadd v24.8h, v24.8h, v6.8h \n" // Accumulate R
+ "sqadd v25.8h, v25.8h, v7.8h \n" // Accumulate A
+ "sqshrun v16.8b, v22.8h, #6 \n" // 16 bit to 8 bit B
+ "sqshrun v17.8b, v23.8h, #6 \n" // 16 bit to 8 bit G
+ "sqshrun v18.8b, v24.8h, #6 \n" // 16 bit to 8 bit R
+ "sqshrun v19.8b, v25.8h, #6 \n" // 16 bit to 8 bit A
+ MEMACCESS(1)
+ "st4 {v16.8b,v17.8b,v18.8b,v19.8b}, [%1], #32 \n" // store 8 pixels.
+ "b.gt 1b \n"
: "+r"(src_argb), // %0
"+r"(dst_argb), // %1
"+r"(width) // %2
: "r"(matrix_argb) // %3
- : "cc", "memory", "q0", "q1", "q2", "q3", "q4", "q5", "q6", "q7", "q8", "q9",
- "q10", "q11", "q12", "q13", "q14", "q15"
+ : "cc", "memory", "v0", "v1", "v2", "v3", "v4", "v5", "v6", "v7", "v16", "v17",
+ "v18", "v19", "v22", "v23", "v24", "v25"
);
}
#endif // HAS_ARGBCOLORMATRIXROW_NEON
@@ -3046,12 +2803,11 @@ void ARGBMultiplyRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
uint8* dst_argb, int width) {
asm volatile (
// 8 pixel loop.
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v0.8b-v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
MEMACCESS(1)
- "ld4 {v4.8b-v7.8b}, [%1], #32 \n" // load 8 more ARGB pixels.
+ "ld4 {v4.8b,v5.8b,v6.8b,v7.8b}, [%1], #32 \n" // load 8 more pixels.
"subs %3, %3, #8 \n" // 8 processed per loop.
"umull v0.8h, v0.8b, v4.8b \n" // multiply B
"umull v1.8h, v1.8b, v5.8b \n" // multiply G
@@ -3062,8 +2818,8 @@ void ARGBMultiplyRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
"rshrn v2.8b, v2.8h, #8 \n" // 16 bit to 8 bit R
"rshrn v3.8b, v3.8h, #8 \n" // 16 bit to 8 bit A
MEMACCESS(2)
- "st4 {v0.8b-v3.8b}, [%2], #32 \n" // store 8 ARGB pixels.
- "bgt 1b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%2], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_argb0), // %0
"+r"(src_argb1), // %1
@@ -3081,20 +2837,19 @@ void ARGBAddRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
uint8* dst_argb, int width) {
asm volatile (
// 8 pixel loop.
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v0.8b-v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
MEMACCESS(1)
- "ld4 {v4.8b-v7.8b}, [%1], #32 \n" // load 8 more ARGB pixels.
+ "ld4 {v4.8b,v5.8b,v6.8b,v7.8b}, [%1], #32 \n" // load 8 more pixels.
"subs %3, %3, #8 \n" // 8 processed per loop.
"uqadd v0.8b, v0.8b, v4.8b \n"
"uqadd v1.8b, v1.8b, v5.8b \n"
"uqadd v2.8b, v2.8b, v6.8b \n"
"uqadd v3.8b, v3.8b, v7.8b \n"
MEMACCESS(2)
- "st4 {v0.8b-v3.8b}, [%2], #32 \n" // store 8 ARGB pixels.
- "bgt 1b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%2], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_argb0), // %0
"+r"(src_argb1), // %1
@@ -3112,20 +2867,19 @@ void ARGBSubtractRow_NEON(const uint8* src_argb0, const uint8* src_argb1,
uint8* dst_argb, int width) {
asm volatile (
// 8 pixel loop.
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
- "ld4 {v0.8b-v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
+ "ld4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%0], #32 \n" // load 8 ARGB pixels.
MEMACCESS(1)
- "ld4 {v4.8b-v7.8b}, [%1], #32 \n" // load 8 more ARGB pixels.
+ "ld4 {v4.8b,v5.8b,v6.8b,v7.8b}, [%1], #32 \n" // load 8 more pixels.
"subs %3, %3, #8 \n" // 8 processed per loop.
"uqsub v0.8b, v0.8b, v4.8b \n"
"uqsub v1.8b, v1.8b, v5.8b \n"
"uqsub v2.8b, v2.8b, v6.8b \n"
"uqsub v3.8b, v3.8b, v7.8b \n"
MEMACCESS(2)
- "st4 {v0.8b-v3.8b}, [%2], #32 \n" // store 8 ARGB pixels.
- "bgt 1b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%2], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_argb0), // %0
"+r"(src_argb1), // %1
@@ -3148,7 +2902,6 @@ void SobelRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
asm volatile (
"movi v3.8b, #255 \n" // alpha
// 8 pixel loop.
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld1 {v0.8b}, [%0], #8 \n" // load 8 sobelx.
@@ -3156,11 +2909,11 @@ void SobelRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
"ld1 {v1.8b}, [%1], #8 \n" // load 8 sobely.
"subs %3, %3, #8 \n" // 8 processed per loop.
"uqadd v0.8b, v0.8b, v1.8b \n" // add
- "mov v1.8b, v0.8b \n"
- "mov v2.8b, v0.8b \n"
+ "orr v1.8b, v0.8b, v0.8b \n"
+ "orr v2.8b, v0.8b, v0.8b \n"
MEMACCESS(2)
- "st4 {v0.8b-v3.8b}, [%2], #32 \n" // store 8 ARGB pixels.
- "bgt 1b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%2], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_sobelx), // %0
"+r"(src_sobely), // %1
"+r"(dst_argb), // %2
@@ -3177,7 +2930,6 @@ void SobelToPlaneRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
uint8* dst_y, int width) {
asm volatile (
// 16 pixel loop.
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld1 {v0.16b}, [%0], #16 \n" // load 16 sobelx.
@@ -3187,7 +2939,7 @@ void SobelToPlaneRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
"uqadd v0.16b, v0.16b, v1.16b \n" // add
MEMACCESS(2)
"st1 {v0.16b}, [%2], #16 \n" // store 16 pixels.
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_sobelx), // %0
"+r"(src_sobely), // %1
"+r"(dst_y), // %2
@@ -3209,7 +2961,6 @@ void SobelXYRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
asm volatile (
"movi v3.8b, #255 \n" // alpha
// 8 pixel loop.
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld1 {v2.8b}, [%0], #8 \n" // load 8 sobelx.
@@ -3218,8 +2969,8 @@ void SobelXYRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
"subs %3, %3, #8 \n" // 8 processed per loop.
"uqadd v1.8b, v0.8b, v2.8b \n" // add
MEMACCESS(2)
- "st4 {v0.8b-v3.8b}, [%2], #32 \n" // store 8 ARGB pixels.
- "bgt 1b \n"
+ "st4 {v0.8b,v1.8b,v2.8b,v3.8b}, [%2], #32 \n" // store 8 ARGB pixels
+ "b.gt 1b \n"
: "+r"(src_sobelx), // %0
"+r"(src_sobely), // %1
"+r"(dst_argb), // %2
@@ -3238,7 +2989,6 @@ void SobelXYRow_NEON(const uint8* src_sobelx, const uint8* src_sobely,
void SobelXRow_NEON(const uint8* src_y0, const uint8* src_y1,
const uint8* src_y2, uint8* dst_sobelx, int width) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld1 {v0.8b}, [%0],%5 \n" // top
@@ -3263,7 +3013,7 @@ void SobelXRow_NEON(const uint8* src_y0, const uint8* src_y1,
"uqxtn v0.8b, v0.8h \n"
MEMACCESS(3)
"st1 {v0.8b}, [%3], #8 \n" // store 8 sobelx
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_y0), // %0
"+r"(src_y1), // %1
"+r"(src_y2), // %2
@@ -3284,7 +3034,6 @@ void SobelXRow_NEON(const uint8* src_y0, const uint8* src_y1,
void SobelYRow_NEON(const uint8* src_y0, const uint8* src_y1,
uint8* dst_sobely, int width) {
asm volatile (
- ".p2align 2 \n"
"1: \n"
MEMACCESS(0)
"ld1 {v0.8b}, [%0],%4 \n" // left
@@ -3309,7 +3058,7 @@ void SobelYRow_NEON(const uint8* src_y0, const uint8* src_y1,
"uqxtn v0.8b, v0.8h \n"
MEMACCESS(2)
"st1 {v0.8b}, [%2], #8 \n" // store 8 sobely
- "bgt 1b \n"
+ "b.gt 1b \n"
: "+r"(src_y0), // %0
"+r"(src_y1), // %1
"+r"(dst_sobely), // %2
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