Commit f17652e5 authored by Andy Polyakov's avatar Andy Polyakov
Browse files

chacha/asm/chacha-x86_64.pl: add CFI annotations. 



Reviewed-by: default avatarRich Salz <rsalz@openssl.org>
parent 26a556e7

crypto/chacha/asm/chacha-x86_64.pl

+41 −0
Original line number Diff line number Diff line
@@ -242,6 +242,7 @@ $code.=<<___; 
.type	ChaCha20_ctr32,\@function,5

.align	64

ChaCha20_ctr32:

.cfi_startproc

	cmp	\$0,$len

	je	.Lno_data

	mov	OPENSSL_ia32cap_P+4(%rip),%r10
@@ -255,12 +256,19 @@ $code.=<<___; 
	jnz	.LChaCha20_ssse3



	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	\$64+24,%rsp

.cfi_adjust_cfa_offset	64+24

.Lctr32_body:



	#movdqa	.Lsigma(%rip),%xmm0
@@ -401,15 +409,24 @@ $code.=<<___; 


.Ldone:

	lea	64+24+48(%rsp),%rsi

.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

.Lno_data:

	ret

.cfi_endproc

.size	ChaCha20_ctr32,.-ChaCha20_ctr32

___
@@ -448,8 +465,10 @@ $code.=<<___; 
.type	ChaCha20_ssse3,\@function,5

.align	32

ChaCha20_ssse3:

.cfi_startproc

.LChaCha20_ssse3:

	mov	%rsp,%r9		# frame pointer

.cfi_def_cfa_register	%r9

___

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

	test	\$`1<<(43-32)`,%r10d
@@ -565,8 +584,10 @@ $code.=<<___ if ($win64); 
___

$code.=<<___;

	lea	(%r9),%rsp

.cfi_def_cfa_register	%rsp

.Lssse3_epilogue:

	ret

.cfi_endproc

.size	ChaCha20_ssse3,.-ChaCha20_ssse3

___

}
@@ -708,8 +729,10 @@ $code.=<<___; 
.type	ChaCha20_4x,\@function,5

.align	32

ChaCha20_4x:

.cfi_startproc

.LChaCha20_4x:

	mov		%rsp,%r9		# frame pointer

.cfi_def_cfa_register	%r9

	mov		%r10,%r11

___

$code.=<<___	if ($avx>1);
@@ -1149,8 +1172,10 @@ $code.=<<___ if ($win64); 
___

$code.=<<___;

	lea		(%r9),%rsp

.cfi_def_cfa_register	%rsp

.L4x_epilogue:

	ret

.cfi_endproc

.size	ChaCha20_4x,.-ChaCha20_4x

___

}
@@ -1237,8 +1262,10 @@ $code.=<<___; 
.type	ChaCha20_4xop,\@function,5

.align	32

ChaCha20_4xop:

.cfi_startproc

.LChaCha20_4xop:

	mov		%rsp,%r9		# frame pointer

.cfi_def_cfa_register	%r9

	sub		\$0x140+$xframe,%rsp

___

	################ stack layout
@@ -1601,8 +1628,10 @@ $code.=<<___ if ($win64); 
___

$code.=<<___;

	lea		(%r9),%rsp

.cfi_def_cfa_register	%rsp

.L4xop_epilogue:

	ret

.cfi_endproc

.size	ChaCha20_4xop,.-ChaCha20_4xop

___

}
@@ -1735,8 +1764,10 @@ $code.=<<___; 
.type	ChaCha20_8x,\@function,5

.align	32

ChaCha20_8x:

.cfi_startproc

.LChaCha20_8x:

	mov		%rsp,%r9		# frame register

.cfi_def_cfa_register	%r9

	sub		\$0x280+$xframe,%rsp

	and		\$-32,%rsp

___
@@ -2242,8 +2273,10 @@ $code.=<<___ if ($win64); 
___

$code.=<<___;

	lea		(%r9),%rsp

.cfi_def_cfa_register	%rsp

.L8x_epilogue:

	ret

.cfi_endproc

.size	ChaCha20_8x,.-ChaCha20_8x

___

}
@@ -2280,8 +2313,10 @@ $code.=<<___; 
.type	ChaCha20_avx512,\@function,5

.align	32

ChaCha20_avx512:

.cfi_startproc

.LChaCha20_avx512:

	mov	%rsp,%r9		# frame pointer

.cfi_def_cfa_register	%r9

	cmp	\$512,$len

	ja	.LChaCha20_16x
@@ -2461,8 +2496,10 @@ $code.=<<___ if ($win64); 
___

$code.=<<___;

	lea	(%r9),%rsp

.cfi_def_cfa_register	%rsp

.Lavx512_epilogue:

	ret

.cfi_endproc

.size	ChaCha20_avx512,.-ChaCha20_avx512

___

}
@@ -2544,8 +2581,10 @@ $code.=<<___; 
.type	ChaCha20_16x,\@function,5

.align	32

ChaCha20_16x:

.cfi_startproc

.LChaCha20_16x:

	mov		%rsp,%r9		# frame register

.cfi_def_cfa_register	%r9

	sub		\$64+$xframe,%rsp

	and		\$-64,%rsp

___
@@ -2963,8 +3002,10 @@ $code.=<<___ if ($win64); 
___

$code.=<<___;

	lea		(%r9),%rsp

.cfi_def_cfa_register	%rsp

.L16x_epilogue:

	ret

.cfi_endproc

.size	ChaCha20_16x,.-ChaCha20_16x

___

}