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target/i386: Use aesdec_ISB_ISR_AK

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This implements the AESDECLAST instruction.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-06-02 01:12:36 -07:00
parent cc648f5024
commit 00b5c7bde9
1 changed files with 5 additions and 5 deletions
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10
target/i386/ops_sse.h
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@ -2177,12 +2177,12 @@ void glue(helper_aesdec, SUFFIX)(CPUX86State *env, Reg *d, Reg *v, Reg *s)
void glue(helper_aesdeclast, SUFFIX)(CPUX86State *env, Reg *d, Reg *v, Reg *s) void glue(helper_aesdeclast, SUFFIX)(CPUX86State *env, Reg *d, Reg *v, Reg *s)
{ {
int i; for (int i = 0; i < SHIFT; i++) {
Reg st = *v; AESState *ad = (AESState *)&d->ZMM_X(i);
Reg rk = *s; AESState *st = (AESState *)&v->ZMM_X(i);
AESState *rk = (AESState *)&s->ZMM_X(i);
for (i = 0; i < 8 << SHIFT; i++) { aesdec_ISB_ISR_AK(ad, st, rk, false);
d->B(i) = rk.B(i) ^ (AES_isbox[st.B(AES_ishifts[i & 15] + (i & ~15))]);
} }
} }