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Unified Diff: third_party/boringssl/linux-arm/crypto/modes/ghashv8-armx32.S

Issue 2354623003: Pull boringssl generated source from boringssl_gen (Closed)
Patch Set: . Created 4 years, 3 months ago
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Index: third_party/boringssl/linux-arm/crypto/modes/ghashv8-armx32.S
diff --git a/third_party/boringssl/linux-arm/crypto/modes/ghashv8-armx32.S b/third_party/boringssl/linux-arm/crypto/modes/ghashv8-armx32.S
deleted file mode 100644
index 0e1e631486e300f3b9573e556b1d025e44f88ca7..0000000000000000000000000000000000000000
--- a/third_party/boringssl/linux-arm/crypto/modes/ghashv8-armx32.S
+++ /dev/null
@@ -1,236 +0,0 @@
-#if defined(__arm__)
-#include <openssl/arm_arch.h>
-
-.text
-.fpu neon
-.code 32
-.globl gcm_init_v8
-.hidden gcm_init_v8
-.type gcm_init_v8,%function
-.align 4
-gcm_init_v8:
- vld1.64 {q9},[r1] @ load input H
- vmov.i8 q11,#0xe1
- vshl.i64 q11,q11,#57 @ 0xc2.0
- vext.8 q3,q9,q9,#8
- vshr.u64 q10,q11,#63
- vdup.32 q9,d18[1]
- vext.8 q8,q10,q11,#8 @ t0=0xc2....01
- vshr.u64 q10,q3,#63
- vshr.s32 q9,q9,#31 @ broadcast carry bit
- vand q10,q10,q8
- vshl.i64 q3,q3,#1
- vext.8 q10,q10,q10,#8
- vand q8,q8,q9
- vorr q3,q3,q10 @ H<<<=1
- veor q12,q3,q8 @ twisted H
- vst1.64 {q12},[r0]! @ store Htable[0]
-
- @ calculate H^2
- vext.8 q8,q12,q12,#8 @ Karatsuba pre-processing
-.byte 0xa8,0x0e,0xa8,0xf2 @ pmull q0,q12,q12
- veor q8,q8,q12
-.byte 0xa9,0x4e,0xa9,0xf2 @ pmull2 q2,q12,q12
-.byte 0xa0,0x2e,0xa0,0xf2 @ pmull q1,q8,q8
-
- vext.8 q9,q0,q2,#8 @ Karatsuba post-processing
- veor q10,q0,q2
- veor q1,q1,q9
- veor q1,q1,q10
-.byte 0x26,0x4e,0xe0,0xf2 @ pmull q10,q0,q11 @ 1st phase
-
- vmov d4,d3 @ Xh|Xm - 256-bit result
- vmov d3,d0 @ Xm is rotated Xl
- veor q0,q1,q10
-
- vext.8 q10,q0,q0,#8 @ 2nd phase
-.byte 0x26,0x0e,0xa0,0xf2 @ pmull q0,q0,q11
- veor q10,q10,q2
- veor q14,q0,q10
-
- vext.8 q9,q14,q14,#8 @ Karatsuba pre-processing
- veor q9,q9,q14
- vext.8 q13,q8,q9,#8 @ pack Karatsuba pre-processed
- vst1.64 {q13,q14},[r0] @ store Htable[1..2]
-
- bx lr
-.size gcm_init_v8,.-gcm_init_v8
-.globl gcm_gmult_v8
-.hidden gcm_gmult_v8
-.type gcm_gmult_v8,%function
-.align 4
-gcm_gmult_v8:
- vld1.64 {q9},[r0] @ load Xi
- vmov.i8 q11,#0xe1
- vld1.64 {q12,q13},[r1] @ load twisted H, ...
- vshl.u64 q11,q11,#57
-#ifndef __ARMEB__
- vrev64.8 q9,q9
-#endif
- vext.8 q3,q9,q9,#8
-
-.byte 0x86,0x0e,0xa8,0xf2 @ pmull q0,q12,q3 @ H.lo·Xi.lo
- veor q9,q9,q3 @ Karatsuba pre-processing
-.byte 0x87,0x4e,0xa9,0xf2 @ pmull2 q2,q12,q3 @ H.hi·Xi.hi
-.byte 0xa2,0x2e,0xaa,0xf2 @ pmull q1,q13,q9 @ (H.lo+H.hi)·(Xi.lo+Xi.hi)
-
- vext.8 q9,q0,q2,#8 @ Karatsuba post-processing
- veor q10,q0,q2
- veor q1,q1,q9
- veor q1,q1,q10
-.byte 0x26,0x4e,0xe0,0xf2 @ pmull q10,q0,q11 @ 1st phase of reduction
-
- vmov d4,d3 @ Xh|Xm - 256-bit result
- vmov d3,d0 @ Xm is rotated Xl
- veor q0,q1,q10
-
- vext.8 q10,q0,q0,#8 @ 2nd phase of reduction
-.byte 0x26,0x0e,0xa0,0xf2 @ pmull q0,q0,q11
- veor q10,q10,q2
- veor q0,q0,q10
-
-#ifndef __ARMEB__
- vrev64.8 q0,q0
-#endif
- vext.8 q0,q0,q0,#8
- vst1.64 {q0},[r0] @ write out Xi
-
- bx lr
-.size gcm_gmult_v8,.-gcm_gmult_v8
-.globl gcm_ghash_v8
-.hidden gcm_ghash_v8
-.type gcm_ghash_v8,%function
-.align 4
-gcm_ghash_v8:
- vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ 32-bit ABI says so
- vld1.64 {q0},[r0] @ load [rotated] Xi
- @ "[rotated]" means that
- @ loaded value would have
- @ to be rotated in order to
- @ make it appear as in
- @ alorithm specification
- subs r3,r3,#32 @ see if r3 is 32 or larger
- mov r12,#16 @ r12 is used as post-
- @ increment for input pointer;
- @ as loop is modulo-scheduled
- @ r12 is zeroed just in time
- @ to preclude oversteping
- @ inp[len], which means that
- @ last block[s] are actually
- @ loaded twice, but last
- @ copy is not processed
- vld1.64 {q12,q13},[r1]! @ load twisted H, ..., H^2
- vmov.i8 q11,#0xe1
- vld1.64 {q14},[r1]
- moveq r12,#0 @ is it time to zero r12?
- vext.8 q0,q0,q0,#8 @ rotate Xi
- vld1.64 {q8},[r2]! @ load [rotated] I[0]
- vshl.u64 q11,q11,#57 @ compose 0xc2.0 constant
-#ifndef __ARMEB__
- vrev64.8 q8,q8
- vrev64.8 q0,q0
-#endif
- vext.8 q3,q8,q8,#8 @ rotate I[0]
- blo .Lodd_tail_v8 @ r3 was less than 32
- vld1.64 {q9},[r2],r12 @ load [rotated] I[1]
-#ifndef __ARMEB__
- vrev64.8 q9,q9
-#endif
- vext.8 q7,q9,q9,#8
- veor q3,q3,q0 @ I[i]^=Xi
-.byte 0x8e,0x8e,0xa8,0xf2 @ pmull q4,q12,q7 @ H·Ii+1
- veor q9,q9,q7 @ Karatsuba pre-processing
-.byte 0x8f,0xce,0xa9,0xf2 @ pmull2 q6,q12,q7
- b .Loop_mod2x_v8
-
-.align 4
-.Loop_mod2x_v8:
- vext.8 q10,q3,q3,#8
- subs r3,r3,#32 @ is there more data?
-.byte 0x86,0x0e,0xac,0xf2 @ pmull q0,q14,q3 @ H^2.lo·Xi.lo
- movlo r12,#0 @ is it time to zero r12?
-
-.byte 0xa2,0xae,0xaa,0xf2 @ pmull q5,q13,q9
- veor q10,q10,q3 @ Karatsuba pre-processing
-.byte 0x87,0x4e,0xad,0xf2 @ pmull2 q2,q14,q3 @ H^2.hi·Xi.hi
- veor q0,q0,q4 @ accumulate
-.byte 0xa5,0x2e,0xab,0xf2 @ pmull2 q1,q13,q10 @ (H^2.lo+H^2.hi)·(Xi.lo+Xi.hi)
- vld1.64 {q8},[r2],r12 @ load [rotated] I[i+2]
-
- veor q2,q2,q6
- moveq r12,#0 @ is it time to zero r12?
- veor q1,q1,q5
-
- vext.8 q9,q0,q2,#8 @ Karatsuba post-processing
- veor q10,q0,q2
- veor q1,q1,q9
- vld1.64 {q9},[r2],r12 @ load [rotated] I[i+3]
-#ifndef __ARMEB__
- vrev64.8 q8,q8
-#endif
- veor q1,q1,q10
-.byte 0x26,0x4e,0xe0,0xf2 @ pmull q10,q0,q11 @ 1st phase of reduction
-
-#ifndef __ARMEB__
- vrev64.8 q9,q9
-#endif
- vmov d4,d3 @ Xh|Xm - 256-bit result
- vmov d3,d0 @ Xm is rotated Xl
- vext.8 q7,q9,q9,#8
- vext.8 q3,q8,q8,#8
- veor q0,q1,q10
-.byte 0x8e,0x8e,0xa8,0xf2 @ pmull q4,q12,q7 @ H·Ii+1
- veor q3,q3,q2 @ accumulate q3 early
-
- vext.8 q10,q0,q0,#8 @ 2nd phase of reduction
-.byte 0x26,0x0e,0xa0,0xf2 @ pmull q0,q0,q11
- veor q3,q3,q10
- veor q9,q9,q7 @ Karatsuba pre-processing
- veor q3,q3,q0
-.byte 0x8f,0xce,0xa9,0xf2 @ pmull2 q6,q12,q7
- bhs .Loop_mod2x_v8 @ there was at least 32 more bytes
-
- veor q2,q2,q10
- vext.8 q3,q8,q8,#8 @ re-construct q3
- adds r3,r3,#32 @ re-construct r3
- veor q0,q0,q2 @ re-construct q0
- beq .Ldone_v8 @ is r3 zero?
-.Lodd_tail_v8:
- vext.8 q10,q0,q0,#8
- veor q3,q3,q0 @ inp^=Xi
- veor q9,q8,q10 @ q9 is rotated inp^Xi
-
-.byte 0x86,0x0e,0xa8,0xf2 @ pmull q0,q12,q3 @ H.lo·Xi.lo
- veor q9,q9,q3 @ Karatsuba pre-processing
-.byte 0x87,0x4e,0xa9,0xf2 @ pmull2 q2,q12,q3 @ H.hi·Xi.hi
-.byte 0xa2,0x2e,0xaa,0xf2 @ pmull q1,q13,q9 @ (H.lo+H.hi)·(Xi.lo+Xi.hi)
-
- vext.8 q9,q0,q2,#8 @ Karatsuba post-processing
- veor q10,q0,q2
- veor q1,q1,q9
- veor q1,q1,q10
-.byte 0x26,0x4e,0xe0,0xf2 @ pmull q10,q0,q11 @ 1st phase of reduction
-
- vmov d4,d3 @ Xh|Xm - 256-bit result
- vmov d3,d0 @ Xm is rotated Xl
- veor q0,q1,q10
-
- vext.8 q10,q0,q0,#8 @ 2nd phase of reduction
-.byte 0x26,0x0e,0xa0,0xf2 @ pmull q0,q0,q11
- veor q10,q10,q2
- veor q0,q0,q10
-
-.Ldone_v8:
-#ifndef __ARMEB__
- vrev64.8 q0,q0
-#endif
- vext.8 q0,q0,q0,#8
- vst1.64 {q0},[r0] @ write out Xi
-
- vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ 32-bit ABI says so
- bx lr
-.size gcm_ghash_v8,.-gcm_ghash_v8
-.byte 71,72,65,83,72,32,102,111,114,32,65,82,77,118,56,44,32,67,82,89,80,84,79,71,65,77,83,32,98,121,32,60,97,112,112,114,111,64,111,112,101,110,115,115,108,46,111,114,103,62,0
-.align 2
-.align 2
-#endif

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