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[v4,16/37] target/ppc: Use aesdec_ISB_ISR_AK

Message ID 20230703100520.68224-17-richard.henderson@linaro.org
State Superseded
Headers show
Series crypto: Provide aes-round.h and host accel | expand

Commit Message

Richard Henderson July 3, 2023, 10:04 a.m. UTC 
This implements the VNCIPHERLAST 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>
---
 target/ppc/int_helper.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)
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Patch

diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c
index 34257e9d76..15f07fca2b 100644
--- a/target/ppc/int_helper.c
+++ b/target/ppc/int_helper.c
@@ -2973,13 +2973,7 @@  void helper_vncipher(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
 
 void helper_vncipherlast(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_isbox[a->VsrB(AES_ishifts[i])]);
-    }
-    *r = result;
+    aesdec_ISB_ISR_AK((AESState *)r, (AESState *)a, (AESState *)b, true);
 }
 
 void helper_vshasigmaw(ppc_avr_t *r,  ppc_avr_t *a, uint32_t st_six)