Commit 2dfb52d3 authored by Andy Polyakov's avatar Andy Polyakov
Browse files

{md5,rc4}/asm/*-x86_64.pl: add CFI annotations. 



Reviewed-by: default avatarRich Salz <rsalz@openssl.org>
parent 5c72e5ea

crypto/md5/asm/md5-x86_64.pl

+13 −0
Original line number Diff line number Diff line
@@ -140,11 +140,17 @@ $code .= <<EOF; 
.globl md5_block_asm_data_order

.type md5_block_asm_data_order,\@function,3

md5_block_asm_data_order:

.cfi_startproc

	push	%rbp

.cfi_push	%rbp

	push	%rbx

.cfi_push	%rbx

	push	%r12

.cfi_push	%r12

	push	%r14

.cfi_push	%r14

	push	%r15

.cfi_push	%r15

.Lprologue:



	# rdi = arg #1 (ctx, MD5_CTX pointer)
@@ -261,13 +267,20 @@ $code .= <<EOF; 
	mov	%edx,		3*4(%rbp)	# ctx->D = D



	mov	(%rsp),%r15

.cfi_restore	%r15

	mov	8(%rsp),%r14

.cfi_restore	%r14

	mov	16(%rsp),%r12

.cfi_restore	%r12

	mov	24(%rsp),%rbx

.cfi_restore	%rbx

	mov	32(%rsp),%rbp

.cfi_restore	%rbp

	add	\$40,%rsp

.cfi_adjust_cfa_offset	-40

.Lepilogue:

	ret

.cfi_endproc

.size md5_block_asm_data_order,.-md5_block_asm_data_order

EOF

crypto/rc4/asm/rc4-md5-x86_64.pl

+16 −0
Original line number Diff line number Diff line
@@ -124,15 +124,23 @@ $code.=<<___; 
.globl	$func

.type	$func,\@function,$nargs

$func:

.cfi_startproc

	cmp	\$0,$len

	je	.Labort

	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	\$40,%rsp

.cfi_adjust_cfa_offset	40

.Lbody:

___

if ($rc4) {
@@ -444,15 +452,23 @@ $code.=<<___; 
#rc4#	movl	$YY#d,-4($dat)



	mov	40(%rsp),%r15

.cfi_restore	%r15

	mov	48(%rsp),%r14

.cfi_restore	%r14

	mov	56(%rsp),%r13

.cfi_restore	%r13

	mov	64(%rsp),%r12

.cfi_restore	%r12

	mov	72(%rsp),%rbp

.cfi_restore	%rbp

	mov	80(%rsp),%rbx

.cfi_restore	%rbx

	lea	88(%rsp),%rsp

.cfi_adjust_cfa_offset	-88

.Lepilogue:

.Labort:

	ret

.cfi_endproc

.size $func,.-$func

___

crypto/rc4/asm/rc4-x86_64.pl

+9 −0
Original line number Diff line number Diff line
@@ -142,9 +142,13 @@ RC4: or $len,$len 
	jne	.Lentry

	ret

.Lentry:

.cfi_startproc

	push	%rbx

.cfi_push	%rbx

	push	%r12

.cfi_push	%r12

	push	%r13

.cfi_push	%r13

.Lprologue:

	mov	$len,%r11

	mov	$inp,%r12
@@ -427,11 +431,16 @@ $code.=<<___; 
	movl	$YY#d,-4($dat)



	mov	(%rsp),%r13

.cfi_restore	%r13

	mov	8(%rsp),%r12

.cfi_restore	%r12

	mov	16(%rsp),%rbx

.cfi_restore	%rbx

	add	\$24,%rsp

.cfi_adjust_cfa_offset	-24

.Lepilogue:

	ret

.cfi_endproc

.size	RC4,.-RC4

___

}