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whrlpool/asm/wp-x86_64.pl: add CFI annotations.

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Reviewed-by: Rich Salz <rsalz@openssl.org>
This commit is contained in:
Andy Polyakov 2017-02-25 22:16:57 +01:00
parent 49508b23ce
commit fa62bc4661
1 changed files with 18 additions and 0 deletions
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18
crypto/whrlpool/asm/wp-x86_64.pl
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@ -66,13 +66,21 @@ $code=<<___;
.type $func,\@function,3
.align 16
$func:
.cfi_startproc
mov %rsp,%rax
.cfi_def_cfa_register %rax
push %rbx
.cfi_push %rbx
push %rbp
.cfi_push %rbp
push %r12
.cfi_push %r12
push %r13
.cfi_push %r13
push %r14
.cfi_push %r14
push %r15
.cfi_push %r15
sub \$128+40,%rsp
and \$-64,%rsp
@ -82,6 +90,7 @@ $func:
mov %rsi,8(%r10)
mov %rdx,16(%r10)
mov %rax,32(%r10) # saved stack pointer
.cfi_cfa_expression %rsp+`128+32`,deref,+8
.Lprologue:
mov %r10,%rbx
@ -205,15 +214,24 @@ $code.=<<___;
jmp .Louterloop
.Lalldone:
mov 32(%rbx),%rsi # restore saved pointer
.cfi_def_cfa %rsi,8
mov -48(%rsi),%r15
.cfi_restore %r15
mov -40(%rsi),%r14
.cfi_restore %r14
mov -32(%rsi),%r13
.cfi_restore %r13
mov -24(%rsi),%r12
.cfi_restore %r12
mov -16(%rsi),%rbp
.cfi_restore %rbp
mov -8(%rsi),%rbx
.cfi_restore %rbx
lea (%rsi),%rsp
.cfi_def_cfa_register %rsp
.Lepilogue:
ret
.cfi_endproc
.size $func,.-$func
.align 64