[v4] crypto: Provide aes-round.h and host accel

[PATCH v4 17/37] target/ppc: Use aesenc_SB_SR_MC_AK

Richard Henderson posted 37 patches 2 years, 5 months ago

Diff against v1 v1 v2 v3
Download mbox

Maintainers: "Daniel P. Berrangé" <berrange@redhat.com>, Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Thomas Huth <thuth@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Peter Maydell <peter.maydell@linaro.org>, Daniel Henrique Barboza <danielhb413@gmail.com>, "Cédric Le Goater" <clg@kaod.org>, David Gibson <david@gibson.dropbear.id.au>, Greg Kurz <groug@kaod.org>, Nicholas Piggin <npiggin@gmail.com>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <alistair.francis@wdc.com>, Bin Meng <bin.meng@windriver.com>, Weiwei Li <liweiwei@iscas.ac.cn>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Eduardo Habkost <eduardo@habkost.net>, "Alex Bennée" <alex.bennee@linaro.org>

Expand all Fold all

[PATCH v4 17/37] target/ppc: Use aesenc_SB_SR_MC_AK

Posted by Richard Henderson 2 years, 5 months ago

This implements the VCIPHER instruction.

Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/ppc/int_helper.c | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c
index 15f07fca2b..1e477924b7 100644
--- a/target/ppc/int_helper.c
+++ b/target/ppc/int_helper.c
@@ -2933,17 +2933,11 @@ void helper_vsbox(ppc_avr_t *r, ppc_avr_t *a)
 
 void helper_vcipher(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
 {
-    ppc_avr_t result;
-    int i;
+    AESState *ad = (AESState *)r;
+    AESState *st = (AESState *)a;
+    AESState *rk = (AESState *)b;
 
-    VECTOR_FOR_INORDER_I(i, u32) {
-        result.VsrW(i) = b->VsrW(i) ^
-            (AES_Te0[a->VsrB(AES_shifts[4 * i + 0])] ^
-             AES_Te1[a->VsrB(AES_shifts[4 * i + 1])] ^
-             AES_Te2[a->VsrB(AES_shifts[4 * i + 2])] ^
-             AES_Te3[a->VsrB(AES_shifts[4 * i + 3])]);
-    }
-    *r = result;
+    aesenc_SB_SR_MC_AK(ad, st, rk, true);
 }
 
 void helper_vcipherlast(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
-- 
2.34.1

Re: [PATCH v4 17/37] target/ppc: Use aesenc_SB_SR_MC_AK

Posted by Philippe Mathieu-Daudé 2 years, 5 months ago

On 3/7/23 12:05, Richard Henderson wrote:
> This implements the VCIPHER instruction.
> 
> Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   target/ppc/int_helper.c | 14 ++++----------
>   1 file changed, 4 insertions(+), 10 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>