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crypto: x86/aegis128 - remove unneeded FRAME_BEGIN and FRAME_END

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Stop using FRAME_BEGIN and FRAME_END in the AEGIS assembly functions,
since all these functions are now leaf functions.  This eliminates some
unnecessary instructions.

Reviewed-by: Ondrej Mosnacek <omosnace@redhat.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Eric Biggers 2024-10-16 17:00:50 -07:00 committed by Herbert Xu
parent a0927a03e7
commit a09be0354b
1 changed files with 0 additions and 34 deletions
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34
arch/x86/crypto/aegis128-aesni-asm.S
View File

@ -8,7 +8,6 @@
*/
#include <linux/linkage.h>
#include <asm/frame.h>
#define STATE0 %xmm0
#define STATE1 %xmm1
@ -146,7 +145,6 @@ SYM_FUNC_START(aegis128_aesni_init)
.set STATEP, %rdi
.set KEYP, %rsi
.set IVP, %rdx
FRAME_BEGIN
/* load IV: */
movdqu (IVP), T1
@ -182,8 +180,6 @@ SYM_FUNC_START(aegis128_aesni_init)
movdqu STATE2, 0x20(STATEP)
movdqu STATE3, 0x30(STATEP)
movdqu STATE4, 0x40(STATEP)
FRAME_END
RET
SYM_FUNC_END(aegis128_aesni_init)
@ -197,7 +193,6 @@ SYM_FUNC_START(aegis128_aesni_ad)
.set STATEP, %rdi
.set SRC, %rsi
.set LEN, %edx
FRAME_BEGIN
test LEN, LEN
jz .Lad_out
@ -251,7 +246,6 @@ SYM_FUNC_START(aegis128_aesni_ad)
movdqu STATE2, 0x20(STATEP)
movdqu STATE3, 0x30(STATEP)
movdqu STATE4, 0x40(STATEP)
FRAME_END
RET
.Lad_out_1:
@ -260,7 +254,6 @@ SYM_FUNC_START(aegis128_aesni_ad)
movdqu STATE1, 0x20(STATEP)
movdqu STATE2, 0x30(STATEP)
movdqu STATE3, 0x40(STATEP)
FRAME_END
RET
.Lad_out_2:
@ -269,7 +262,6 @@ SYM_FUNC_START(aegis128_aesni_ad)
movdqu STATE0, 0x20(STATEP)
movdqu STATE1, 0x30(STATEP)
movdqu STATE2, 0x40(STATEP)
FRAME_END
RET
.Lad_out_3:
@ -278,7 +270,6 @@ SYM_FUNC_START(aegis128_aesni_ad)
movdqu STATE4, 0x20(STATEP)
movdqu STATE0, 0x30(STATEP)
movdqu STATE1, 0x40(STATEP)
FRAME_END
RET
.Lad_out_4:
@ -287,11 +278,9 @@ SYM_FUNC_START(aegis128_aesni_ad)
movdqu STATE3, 0x20(STATEP)
movdqu STATE4, 0x30(STATEP)
movdqu STATE0, 0x40(STATEP)
FRAME_END
RET
.Lad_out:
FRAME_END
RET
SYM_FUNC_END(aegis128_aesni_ad)
@ -323,7 +312,6 @@ SYM_FUNC_START(aegis128_aesni_enc)
.set SRC, %rsi
.set DST, %rdx
.set LEN, %ecx
FRAME_BEGIN
/* load the state: */
movdqu 0x00(STATEP), STATE0
@ -351,7 +339,6 @@ SYM_FUNC_START(aegis128_aesni_enc)
movdqu STATE1, 0x20(STATEP)
movdqu STATE2, 0x30(STATEP)
movdqu STATE3, 0x40(STATEP)
FRAME_END
RET
.Lenc_out_1:
@ -360,7 +347,6 @@ SYM_FUNC_START(aegis128_aesni_enc)
movdqu STATE0, 0x20(STATEP)
movdqu STATE1, 0x30(STATEP)
movdqu STATE2, 0x40(STATEP)
FRAME_END
RET
.Lenc_out_2:
@ -369,7 +355,6 @@ SYM_FUNC_START(aegis128_aesni_enc)
movdqu STATE4, 0x20(STATEP)
movdqu STATE0, 0x30(STATEP)
movdqu STATE1, 0x40(STATEP)
FRAME_END
RET
.Lenc_out_3:
@ -378,7 +363,6 @@ SYM_FUNC_START(aegis128_aesni_enc)
movdqu STATE3, 0x20(STATEP)
movdqu STATE4, 0x30(STATEP)
movdqu STATE0, 0x40(STATEP)
FRAME_END
RET
.Lenc_out_4:
@ -387,11 +371,9 @@ SYM_FUNC_START(aegis128_aesni_enc)
movdqu STATE2, 0x20(STATEP)
movdqu STATE3, 0x30(STATEP)
movdqu STATE4, 0x40(STATEP)
FRAME_END
RET
.Lenc_out:
FRAME_END
RET
SYM_FUNC_END(aegis128_aesni_enc)
@ -404,7 +386,6 @@ SYM_FUNC_START(aegis128_aesni_enc_tail)
.set SRC, %rsi
.set DST, %rdx
.set LEN, %ecx /* {load,store}_partial rely on this being %ecx */
FRAME_BEGIN
/* load the state: */
movdqu 0x00(STATEP), STATE0
@ -436,8 +417,6 @@ SYM_FUNC_START(aegis128_aesni_enc_tail)
movdqu STATE1, 0x20(STATEP)
movdqu STATE2, 0x30(STATEP)
movdqu STATE3, 0x40(STATEP)
FRAME_END
RET
SYM_FUNC_END(aegis128_aesni_enc_tail)
@ -468,7 +447,6 @@ SYM_FUNC_START(aegis128_aesni_dec)
.set SRC, %rsi
.set DST, %rdx
.set LEN, %ecx
FRAME_BEGIN
/* load the state: */
movdqu 0x00(STATEP), STATE0
@ -496,7 +474,6 @@ SYM_FUNC_START(aegis128_aesni_dec)
movdqu STATE1, 0x20(STATEP)
movdqu STATE2, 0x30(STATEP)
movdqu STATE3, 0x40(STATEP)
FRAME_END
RET
.Ldec_out_1:
@ -505,7 +482,6 @@ SYM_FUNC_START(aegis128_aesni_dec)
movdqu STATE0, 0x20(STATEP)
movdqu STATE1, 0x30(STATEP)
movdqu STATE2, 0x40(STATEP)
FRAME_END
RET
.Ldec_out_2:
@ -514,7 +490,6 @@ SYM_FUNC_START(aegis128_aesni_dec)
movdqu STATE4, 0x20(STATEP)
movdqu STATE0, 0x30(STATEP)
movdqu STATE1, 0x40(STATEP)
FRAME_END
RET
.Ldec_out_3:
@ -523,7 +498,6 @@ SYM_FUNC_START(aegis128_aesni_dec)
movdqu STATE3, 0x20(STATEP)
movdqu STATE4, 0x30(STATEP)
movdqu STATE0, 0x40(STATEP)
FRAME_END
RET
.Ldec_out_4:
@ -532,11 +506,9 @@ SYM_FUNC_START(aegis128_aesni_dec)
movdqu STATE2, 0x20(STATEP)
movdqu STATE3, 0x30(STATEP)
movdqu STATE4, 0x40(STATEP)
FRAME_END
RET
.Ldec_out:
FRAME_END
RET
SYM_FUNC_END(aegis128_aesni_dec)
@ -549,7 +521,6 @@ SYM_FUNC_START(aegis128_aesni_dec_tail)
.set SRC, %rsi
.set DST, %rdx
.set LEN, %ecx /* {load,store}_partial rely on this being %ecx */
FRAME_BEGIN
/* load the state: */
movdqu 0x00(STATEP), STATE0
@ -586,8 +557,6 @@ SYM_FUNC_START(aegis128_aesni_dec_tail)
movdqu STATE1, 0x20(STATEP)
movdqu STATE2, 0x30(STATEP)
movdqu STATE3, 0x40(STATEP)
FRAME_END
RET
SYM_FUNC_END(aegis128_aesni_dec_tail)
@ -601,7 +570,6 @@ SYM_FUNC_START(aegis128_aesni_final)
.set TAG_XOR, %rsi
.set ASSOCLEN, %edx
.set CRYPTLEN, %ecx
FRAME_BEGIN
/* load the state: */
movdqu 0x00(STATEP), STATE0
@ -636,7 +604,5 @@ SYM_FUNC_START(aegis128_aesni_final)
pxor STATE4, MSG
movdqu MSG, (TAG_XOR)
FRAME_END
RET
SYM_FUNC_END(aegis128_aesni_final)