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target/ppc: Use aesenc_SB_SR_AK

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This implements the VCIPHERLAST instruction.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-06-01 23:04:48 -07:00
parent 57357322e4
commit 7df34e4853
1 changed files with 2 additions and 7 deletions
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9
target/ppc/int_helper.c
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@ -25,6 +25,7 @@
#include "qemu/log.h"
#include "exec/helper-proto.h"
#include "crypto/aes.h"
#include "crypto/aes-round.h"
#include "fpu/softfloat.h"
#include "qapi/error.h"
#include "qemu/guest-random.h"
@ -2947,13 +2948,7 @@ void helper_vcipher(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
void helper_vcipherlast(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
{
ppc_avr_t result;
int i;
VECTOR_FOR_INORDER_I(i, u8) {
result.VsrB(i) = b->VsrB(i) ^ (AES_sbox[a->VsrB(AES_shifts[i])]);
}
*r = result;
aesenc_SB_SR_AK((AESState *)r, (AESState *)a, (AESState *)b, true);
}
void helper_vncipher(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)