Index: simd/jcsamss2-64.asm |
diff --git a/simd/jcsamss2-64.asm b/simd/jcsamss2-64.asm |
deleted file mode 100644 |
index 9cd4d1c713c355f2fccca245c4630a36cddaa381..0000000000000000000000000000000000000000 |
--- a/simd/jcsamss2-64.asm |
+++ /dev/null |
@@ -1,330 +0,0 @@ |
-; |
-; jcsamss2-64.asm - downsampling (64-bit SSE2) |
-; |
-; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB |
-; Copyright 2009 D. R. Commander |
-; |
-; Based on |
-; x86 SIMD extension for IJG JPEG library |
-; Copyright (C) 1999-2006, MIYASAKA Masaru. |
-; For conditions of distribution and use, see copyright notice in jsimdext.inc |
-; |
-; This file should be assembled with NASM (Netwide Assembler), |
-; can *not* be assembled with Microsoft's MASM or any compatible |
-; assembler (including Borland's Turbo Assembler). |
-; NASM is available from http://nasm.sourceforge.net/ or |
-; http://sourceforge.net/project/showfiles.php?group_id=6208 |
-; |
-; [TAB8] |
- |
-%include "jsimdext.inc" |
- |
-; -------------------------------------------------------------------------- |
- SECTION SEG_TEXT |
- BITS 64 |
-; |
-; Downsample pixel values of a single component. |
-; This version handles the common case of 2:1 horizontal and 1:1 vertical, |
-; without smoothing. |
-; |
-; GLOBAL(void) |
-; jsimd_h2v1_downsample_sse2 (JDIMENSION image_width, int max_v_samp_factor, |
-; JDIMENSION v_samp_factor, JDIMENSION width_blocks, |
-; JSAMPARRAY input_data, JSAMPARRAY output_data); |
-; |
- |
-; r10 = JDIMENSION image_width |
-; r11 = int max_v_samp_factor |
-; r12 = JDIMENSION v_samp_factor |
-; r13 = JDIMENSION width_blocks |
-; r14 = JSAMPARRAY input_data |
-; r15 = JSAMPARRAY output_data |
- |
- align 16 |
- global EXTN(jsimd_h2v1_downsample_sse2) PRIVATE |
- |
-EXTN(jsimd_h2v1_downsample_sse2): |
- push rbp |
- mov rax,rsp |
- mov rbp,rsp |
- collect_args |
- |
- mov ecx, r13d |
- shl rcx,3 ; imul rcx,DCTSIZE (rcx = output_cols) |
- jz near .return |
- |
- mov edx, r10d |
- |
- ; -- expand_right_edge |
- |
- push rcx |
- shl rcx,1 ; output_cols * 2 |
- sub rcx,rdx |
- jle short .expand_end |
- |
- mov rax, r11 |
- test rax,rax |
- jle short .expand_end |
- |
- cld |
- mov rsi, r14 ; input_data |
-.expandloop: |
- push rax |
- push rcx |
- |
- mov rdi, JSAMPROW [rsi] |
- add rdi,rdx |
- mov al, JSAMPLE [rdi-1] |
- |
- rep stosb |
- |
- pop rcx |
- pop rax |
- |
- add rsi, byte SIZEOF_JSAMPROW |
- dec rax |
- jg short .expandloop |
- |
-.expand_end: |
- pop rcx ; output_cols |
- |
- ; -- h2v1_downsample |
- |
- mov eax, r12d ; rowctr |
- test eax,eax |
- jle near .return |
- |
- mov rdx, 0x00010000 ; bias pattern |
- movd xmm7,edx |
- pcmpeqw xmm6,xmm6 |
- pshufd xmm7,xmm7,0x00 ; xmm7={0, 1, 0, 1, 0, 1, 0, 1} |
- psrlw xmm6,BYTE_BIT ; xmm6={0xFF 0x00 0xFF 0x00 ..} |
- |
- mov rsi, r14 ; input_data |
- mov rdi, r15 ; output_data |
-.rowloop: |
- push rcx |
- push rdi |
- push rsi |
- |
- mov rsi, JSAMPROW [rsi] ; inptr |
- mov rdi, JSAMPROW [rdi] ; outptr |
- |
- cmp rcx, byte SIZEOF_XMMWORD |
- jae short .columnloop |
- |
-.columnloop_r8: |
- movdqa xmm0, XMMWORD [rsi+0*SIZEOF_XMMWORD] |
- pxor xmm1,xmm1 |
- mov rcx, SIZEOF_XMMWORD |
- jmp short .downsample |
- |
-.columnloop: |
- movdqa xmm0, XMMWORD [rsi+0*SIZEOF_XMMWORD] |
- movdqa xmm1, XMMWORD [rsi+1*SIZEOF_XMMWORD] |
- |
-.downsample: |
- movdqa xmm2,xmm0 |
- movdqa xmm3,xmm1 |
- |
- pand xmm0,xmm6 |
- psrlw xmm2,BYTE_BIT |
- pand xmm1,xmm6 |
- psrlw xmm3,BYTE_BIT |
- |
- paddw xmm0,xmm2 |
- paddw xmm1,xmm3 |
- paddw xmm0,xmm7 |
- paddw xmm1,xmm7 |
- psrlw xmm0,1 |
- psrlw xmm1,1 |
- |
- packuswb xmm0,xmm1 |
- |
- movdqa XMMWORD [rdi+0*SIZEOF_XMMWORD], xmm0 |
- |
- sub rcx, byte SIZEOF_XMMWORD ; outcol |
- add rsi, byte 2*SIZEOF_XMMWORD ; inptr |
- add rdi, byte 1*SIZEOF_XMMWORD ; outptr |
- cmp rcx, byte SIZEOF_XMMWORD |
- jae short .columnloop |
- test rcx,rcx |
- jnz short .columnloop_r8 |
- |
- pop rsi |
- pop rdi |
- pop rcx |
- |
- add rsi, byte SIZEOF_JSAMPROW ; input_data |
- add rdi, byte SIZEOF_JSAMPROW ; output_data |
- dec rax ; rowctr |
- jg near .rowloop |
- |
-.return: |
- uncollect_args |
- pop rbp |
- ret |
- |
-; -------------------------------------------------------------------------- |
-; |
-; Downsample pixel values of a single component. |
-; This version handles the standard case of 2:1 horizontal and 2:1 vertical, |
-; without smoothing. |
-; |
-; GLOBAL(void) |
-; jsimd_h2v2_downsample_sse2 (JDIMENSION image_width, int max_v_samp_factor, |
-; JDIMENSION v_samp_factor, JDIMENSION width_blocks, |
-; JSAMPARRAY input_data, JSAMPARRAY output_data); |
-; |
- |
-; r10 = JDIMENSION image_width |
-; r11 = int max_v_samp_factor |
-; r12 = JDIMENSION v_samp_factor |
-; r13 = JDIMENSION width_blocks |
-; r14 = JSAMPARRAY input_data |
-; r15 = JSAMPARRAY output_data |
- |
- align 16 |
- global EXTN(jsimd_h2v2_downsample_sse2) PRIVATE |
- |
-EXTN(jsimd_h2v2_downsample_sse2): |
- push rbp |
- mov rax,rsp |
- mov rbp,rsp |
- collect_args |
- |
- mov ecx, r13d |
- shl rcx,3 ; imul rcx,DCTSIZE (rcx = output_cols) |
- jz near .return |
- |
- mov edx, r10d |
- |
- ; -- expand_right_edge |
- |
- push rcx |
- shl rcx,1 ; output_cols * 2 |
- sub rcx,rdx |
- jle short .expand_end |
- |
- mov rax, r11 |
- test rax,rax |
- jle short .expand_end |
- |
- cld |
- mov rsi, r14 ; input_data |
-.expandloop: |
- push rax |
- push rcx |
- |
- mov rdi, JSAMPROW [rsi] |
- add rdi,rdx |
- mov al, JSAMPLE [rdi-1] |
- |
- rep stosb |
- |
- pop rcx |
- pop rax |
- |
- add rsi, byte SIZEOF_JSAMPROW |
- dec rax |
- jg short .expandloop |
- |
-.expand_end: |
- pop rcx ; output_cols |
- |
- ; -- h2v2_downsample |
- |
- mov eax, r12d ; rowctr |
- test rax,rax |
- jle near .return |
- |
- mov rdx, 0x00020001 ; bias pattern |
- movd xmm7,edx |
- pcmpeqw xmm6,xmm6 |
- pshufd xmm7,xmm7,0x00 ; xmm7={1, 2, 1, 2, 1, 2, 1, 2} |
- psrlw xmm6,BYTE_BIT ; xmm6={0xFF 0x00 0xFF 0x00 ..} |
- |
- mov rsi, r14 ; input_data |
- mov rdi, r15 ; output_data |
-.rowloop: |
- push rcx |
- push rdi |
- push rsi |
- |
- mov rdx, JSAMPROW [rsi+0*SIZEOF_JSAMPROW] ; inptr0 |
- mov rsi, JSAMPROW [rsi+1*SIZEOF_JSAMPROW] ; inptr1 |
- mov rdi, JSAMPROW [rdi] ; outptr |
- |
- cmp rcx, byte SIZEOF_XMMWORD |
- jae short .columnloop |
- |
-.columnloop_r8: |
- movdqa xmm0, XMMWORD [rdx+0*SIZEOF_XMMWORD] |
- movdqa xmm1, XMMWORD [rsi+0*SIZEOF_XMMWORD] |
- pxor xmm2,xmm2 |
- pxor xmm3,xmm3 |
- mov rcx, SIZEOF_XMMWORD |
- jmp short .downsample |
- |
-.columnloop: |
- movdqa xmm0, XMMWORD [rdx+0*SIZEOF_XMMWORD] |
- movdqa xmm1, XMMWORD [rsi+0*SIZEOF_XMMWORD] |
- movdqa xmm2, XMMWORD [rdx+1*SIZEOF_XMMWORD] |
- movdqa xmm3, XMMWORD [rsi+1*SIZEOF_XMMWORD] |
- |
-.downsample: |
- movdqa xmm4,xmm0 |
- movdqa xmm5,xmm1 |
- pand xmm0,xmm6 |
- psrlw xmm4,BYTE_BIT |
- pand xmm1,xmm6 |
- psrlw xmm5,BYTE_BIT |
- paddw xmm0,xmm4 |
- paddw xmm1,xmm5 |
- |
- movdqa xmm4,xmm2 |
- movdqa xmm5,xmm3 |
- pand xmm2,xmm6 |
- psrlw xmm4,BYTE_BIT |
- pand xmm3,xmm6 |
- psrlw xmm5,BYTE_BIT |
- paddw xmm2,xmm4 |
- paddw xmm3,xmm5 |
- |
- paddw xmm0,xmm1 |
- paddw xmm2,xmm3 |
- paddw xmm0,xmm7 |
- paddw xmm2,xmm7 |
- psrlw xmm0,2 |
- psrlw xmm2,2 |
- |
- packuswb xmm0,xmm2 |
- |
- movdqa XMMWORD [rdi+0*SIZEOF_XMMWORD], xmm0 |
- |
- sub rcx, byte SIZEOF_XMMWORD ; outcol |
- add rdx, byte 2*SIZEOF_XMMWORD ; inptr0 |
- add rsi, byte 2*SIZEOF_XMMWORD ; inptr1 |
- add rdi, byte 1*SIZEOF_XMMWORD ; outptr |
- cmp rcx, byte SIZEOF_XMMWORD |
- jae near .columnloop |
- test rcx,rcx |
- jnz near .columnloop_r8 |
- |
- pop rsi |
- pop rdi |
- pop rcx |
- |
- add rsi, byte 2*SIZEOF_JSAMPROW ; input_data |
- add rdi, byte 1*SIZEOF_JSAMPROW ; output_data |
- dec rax ; rowctr |
- jg near .rowloop |
- |
-.return: |
- uncollect_args |
- pop rbp |
- ret |
- |
-; For some reason, the OS X linker does not honor the request to align the |
-; segment unless we do this. |
- align 16 |