diff options
author | Ard Biesheuvel <ardb@kernel.org> | 2023-04-12 14:00:35 +0300 |
---|---|---|
committer | Herbert Xu <herbert@gondor.apana.org.au> | 2023-04-20 13:20:04 +0300 |
commit | 94330fbe082acfd7ac9f2a348933944ba78b14dc (patch) | |
tree | b646a9bf65704f611dde3d56f10ab5970cba24c7 /arch/x86/crypto/sha256-avx2-asm.S | |
parent | 9ac589cf3cdf2344a5240d7df04ccb37070d7e96 (diff) | |
download | linux-94330fbe082acfd7ac9f2a348933944ba78b14dc.tar.xz |
crypto: x86/sha - Use local .L symbols for code
Avoid cluttering up the kallsyms symbol table with entries that should
not end up in things like backtraces, as they have undescriptive and
generated identifiers.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'arch/x86/crypto/sha256-avx2-asm.S')
-rw-r--r-- | arch/x86/crypto/sha256-avx2-asm.S | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/arch/x86/crypto/sha256-avx2-asm.S b/arch/x86/crypto/sha256-avx2-asm.S index e2a4024fb0a3..9918212faf91 100644 --- a/arch/x86/crypto/sha256-avx2-asm.S +++ b/arch/x86/crypto/sha256-avx2-asm.S @@ -538,12 +538,12 @@ SYM_TYPED_FUNC_START(sha256_transform_rorx) and $-32, %rsp # align rsp to 32 byte boundary shl $6, NUM_BLKS # convert to bytes - jz done_hash + jz .Ldone_hash lea -64(INP, NUM_BLKS), NUM_BLKS # pointer to last block mov NUM_BLKS, _INP_END(%rsp) cmp NUM_BLKS, INP - je only_one_block + je .Lonly_one_block ## load initial digest mov (CTX), a @@ -561,7 +561,7 @@ SYM_TYPED_FUNC_START(sha256_transform_rorx) mov CTX, _CTX(%rsp) -loop0: +.Lloop0: ## Load first 16 dwords from two blocks VMOVDQ 0*32(INP),XTMP0 VMOVDQ 1*32(INP),XTMP1 @@ -580,7 +580,7 @@ loop0: vperm2i128 $0x20, XTMP3, XTMP1, X2 vperm2i128 $0x31, XTMP3, XTMP1, X3 -last_block_enter: +.Llast_block_enter: add $64, INP mov INP, _INP(%rsp) @@ -588,7 +588,7 @@ last_block_enter: xor SRND, SRND .align 16 -loop1: +.Lloop1: leaq K256+0*32(%rip), INP ## reuse INP as scratch reg vpaddd (INP, SRND), X0, XFER vmovdqa XFER, 0*32+_XFER(%rsp, SRND) @@ -611,9 +611,9 @@ loop1: add $4*32, SRND cmp $3*4*32, SRND - jb loop1 + jb .Lloop1 -loop2: +.Lloop2: ## Do last 16 rounds with no scheduling leaq K256+0*32(%rip), INP vpaddd (INP, SRND), X0, XFER @@ -630,7 +630,7 @@ loop2: vmovdqa X3, X1 cmp $4*4*32, SRND - jb loop2 + jb .Lloop2 mov _CTX(%rsp), CTX mov _INP(%rsp), INP @@ -645,17 +645,17 @@ loop2: addm (4*7)(CTX),h cmp _INP_END(%rsp), INP - ja done_hash + ja .Ldone_hash #### Do second block using previously scheduled results xor SRND, SRND .align 16 -loop3: +.Lloop3: DO_4ROUNDS _XFER + 0*32 + 16 DO_4ROUNDS _XFER + 1*32 + 16 add $2*32, SRND cmp $4*4*32, SRND - jb loop3 + jb .Lloop3 mov _CTX(%rsp), CTX mov _INP(%rsp), INP @@ -671,10 +671,10 @@ loop3: addm (4*7)(CTX),h cmp _INP_END(%rsp), INP - jb loop0 - ja done_hash + jb .Lloop0 + ja .Ldone_hash -do_last_block: +.Ldo_last_block: VMOVDQ 0*16(INP),XWORD0 VMOVDQ 1*16(INP),XWORD1 VMOVDQ 2*16(INP),XWORD2 @@ -685,9 +685,9 @@ do_last_block: vpshufb X_BYTE_FLIP_MASK, XWORD2, XWORD2 vpshufb X_BYTE_FLIP_MASK, XWORD3, XWORD3 - jmp last_block_enter + jmp .Llast_block_enter -only_one_block: +.Lonly_one_block: ## load initial digest mov (4*0)(CTX),a @@ -704,9 +704,9 @@ only_one_block: vmovdqa _SHUF_DC00(%rip), SHUF_DC00 mov CTX, _CTX(%rsp) - jmp do_last_block + jmp .Ldo_last_block -done_hash: +.Ldone_hash: mov %rbp, %rsp pop %rbp |