Commit 1f9e00a6 authored by Adam Langley's avatar Adam Langley Committed by Andy Polyakov
Browse files

sha/asm/sha1-x86_64.pl: add CFI annotations. 



Reviewed-by: default avatarRich Salz <rsalz@openssl.org>
Reviewed-by: default avatarAndy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/2590)
parent d0ff28f8

crypto/sha/asm/sha1-x86_64.pl

+60 −0
Original line number Diff line number Diff line
@@ -257,6 +257,7 @@ $code.=<<___; 
.type	sha1_block_data_order,\@function,3

.align	16

sha1_block_data_order:

.cfi_startproc

	mov	OPENSSL_ia32cap_P+0(%rip),%r9d

	mov	OPENSSL_ia32cap_P+4(%rip),%r8d

	mov	OPENSSL_ia32cap_P+8(%rip),%r10d
@@ -285,17 +286,24 @@ $code.=<<___; 
.align	16

.Lialu:

	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

	mov	%rdi,$ctx	# reassigned argument

	sub	\$`8+16*4`,%rsp

	mov	%rsi,$inp	# reassigned argument

	and	\$-64,%rsp

	mov	%rdx,$num	# reassigned argument

	mov	%rax,`16*4`(%rsp)

.cfi_cfa_expression	%rsp+64,deref,+8

.Lprologue:



	mov	0($ctx),$A
@@ -329,14 +337,22 @@ $code.=<<___; 
	jnz	.Lloop



	mov	`16*4`(%rsp),%rsi

.cfi_def_cfa	%rsi,8

	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	sha1_block_data_order,.-sha1_block_data_order

___

if ($shaext) {{{
@@ -352,6 +368,7 @@ $code.=<<___; 
.align	32

sha1_block_data_order_shaext:

_shaext_shortcut:

.cfi_startproc

___

$code.=<<___ if ($win64);

	lea	`-8-4*16`(%rsp),%rsp
@@ -449,6 +466,7 @@ $code.=<<___ if ($win64); 
.Lepilogue_shaext:

___

$code.=<<___;

.cfi_endproc

	ret

.size	sha1_block_data_order_shaext,.-sha1_block_data_order_shaext

___
@@ -484,12 +502,19 @@ $code.=<<___; 
.align	16

sha1_block_data_order_ssse3:

_ssse3_shortcut:

.cfi_startproc

	mov	%rsp,$fp	# frame pointer

.cfi_def_cfa_register	$fp

	push	%rbx

.cfi_push	%rbx

	push	%rbp

.cfi_push	%rbp

	push	%r12

.cfi_push	%r12

	push	%r13		# redundant, done to share Win64 SE handler

.cfi_push	%r13

	push	%r14

.cfi_push	%r14

	lea	`-64-($win64?6*16:0)`(%rsp),%rsp

___

$code.=<<___ if ($win64);
@@ -917,13 +942,20 @@ $code.=<<___ if ($win64); 
___

$code.=<<___;

	mov	-40($fp),%r14

.cfi_restore	%r14

	mov	-32($fp),%r13

.cfi_restore	%r13

	mov	-24($fp),%r12

.cfi_restore	%r12

	mov	-16($fp),%rbp

.cfi_restore	%rbp

	mov	-8($fp),%rbx

.cfi_restore	%rbx

	lea	($fp),%rsp

.cfi_def_cfa_register	%rsp

.Lepilogue_ssse3:

	ret

.cfi_endproc

.size	sha1_block_data_order_ssse3,.-sha1_block_data_order_ssse3

___
@@ -944,12 +976,19 @@ $code.=<<___; 
.align	16

sha1_block_data_order_avx:

_avx_shortcut:

.cfi_startproc

	mov	%rsp,$fp

.cfi_def_cfa_register	$fp

	push	%rbx

.cfi_push	%rbx

	push	%rbp

.cfi_push	%rbp

	push	%r12

.cfi_push	%r12

	push	%r13		# redundant, done to share Win64 SE handler

.cfi_push	%r13

	push	%r14

.cfi_push	%r14

	lea	`-64-($win64?6*16:0)`(%rsp),%rsp

	vzeroupper

___
@@ -1279,13 +1318,20 @@ $code.=<<___ if ($win64); 
___

$code.=<<___;

	mov	-40($fp),%r14

.cfi_restore	%r14

	mov	-32($fp),%r13

.cfi_restore	%r13

	mov	-24($fp),%r12

.cfi_restore	%r12

	mov	-16($fp),%rbp

.cfi_restore	%rbp

	mov	-8($fp),%rbx

.cfi_restore	%rbx

	lea	($fp),%rsp

.cfi_def_cfa_register	%rsp

.Lepilogue_avx:

	ret

.cfi_endproc

.size	sha1_block_data_order_avx,.-sha1_block_data_order_avx

___
@@ -1309,12 +1355,19 @@ $code.=<<___; 
.align	16

sha1_block_data_order_avx2:

_avx2_shortcut:

.cfi_startproc

	mov	%rsp,$fp

.cfi_def_cfa_register	$fp

	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

	vzeroupper

___

$code.=<<___ if ($win64);
@@ -1756,13 +1809,20 @@ $code.=<<___ if ($win64); 
___

$code.=<<___;

	mov	-40($fp),%r14

.cfi_restore	%r14

	mov	-32($fp),%r13

.cfi_restore	%r13

	mov	-24($fp),%r12

.cfi_restore	%r12

	mov	-16($fp),%rbp

.cfi_restore	%rbp

	mov	-8($fp),%rbx

.cfi_restore	%rbx

	lea	($fp),%rsp

.cfi_def_cfa_register	%rsp

.Lepilogue_avx2:

	ret

.cfi_endproc

.size	sha1_block_data_order_avx2,.-sha1_block_data_order_avx2

___

}