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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org, qemu-riscv@nongnu.org, pbonzini@redhat.com,
	eduardo@habkost.net, alistair.francis@wdc.com,
	danielhb413@gmail.com
Subject: [PATCH v4 26/37] target/arm: Use aesdec_ISB_ISR_AK
Date: Mon,  3 Jul 2023 12:05:09 +0200	[thread overview]
Message-ID: <20230703100520.68224-27-richard.henderson@linaro.org> (raw)
In-Reply-To: <20230703100520.68224-1-richard.henderson@linaro.org>

This implements the AESD instruction.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/tcg/crypto_helper.c | 37 +++++++++++++++-------------------
 1 file changed, 16 insertions(+), 21 deletions(-)

diff --git a/target/arm/tcg/crypto_helper.c b/target/arm/tcg/crypto_helper.c
index 00f3b21507..d2cb74e7fc 100644
--- a/target/arm/tcg/crypto_helper.c
+++ b/target/arm/tcg/crypto_helper.c
@@ -48,26 +48,6 @@ static void clear_tail_16(void *vd, uint32_t desc)
 
 static const AESState aes_zero = { };
 
-static void do_crypto_aese(uint64_t *rd, uint64_t *rn, uint64_t *rm,
-                           const uint8_t *sbox, const uint8_t *shift)
-{
-    union CRYPTO_STATE rk = { .l = { rm[0], rm[1] } };
-    union CRYPTO_STATE st = { .l = { rn[0], rn[1] } };
-    int i;
-
-    /* xor state vector with round key */
-    rk.l[0] ^= st.l[0];
-    rk.l[1] ^= st.l[1];
-
-    /* combine ShiftRows operation and sbox substitution */
-    for (i = 0; i < 16; i++) {
-        CR_ST_BYTE(st, i) = sbox[CR_ST_BYTE(rk, shift[i])];
-    }
-
-    rd[0] = st.l[0];
-    rd[1] = st.l[1];
-}
-
 void HELPER(crypto_aese)(void *vd, void *vn, void *vm, uint32_t desc)
 {
     intptr_t i, opr_sz = simd_oprsz(desc);
@@ -102,7 +82,22 @@ void HELPER(crypto_aesd)(void *vd, void *vn, void *vm, uint32_t desc)
     intptr_t i, opr_sz = simd_oprsz(desc);
 
     for (i = 0; i < opr_sz; i += 16) {
-        do_crypto_aese(vd + i, vn + i, vm + i, AES_isbox, AES_ishifts);
+        AESState *ad = (AESState *)(vd + i);
+        AESState *st = (AESState *)(vn + i);
+        AESState *rk = (AESState *)(vm + i);
+        AESState t;
+
+        /* Our uint64_t are in the wrong order for big-endian. */
+        if (HOST_BIG_ENDIAN) {
+            t.d[0] = st->d[1] ^ rk->d[1];
+            t.d[1] = st->d[0] ^ rk->d[0];
+            aesdec_ISB_ISR_AK(&t, &t, &aes_zero, false);
+            ad->d[0] = t.d[1];
+            ad->d[1] = t.d[0];
+        } else {
+            t.v = st->v ^ rk->v;
+            aesdec_ISB_ISR_AK(ad, &t, &aes_zero, false);
+        }
     }
     clear_tail(vd, opr_sz, simd_maxsz(desc));
 }
-- 
2.34.1



  parent reply	other threads:[~2023-07-03 10:09 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-03 10:04 [PATCH v4 00/37] crypto: Provide aes-round.h and host accel Richard Henderson
2023-07-03 10:04 ` [PATCH v4 01/37] util: Add cpuinfo-ppc.c Richard Henderson
2023-07-03 10:04 ` [PATCH v4 02/37] tests/multiarch: Add test-aes Richard Henderson
2023-07-03 12:08   ` Christoph Müllner
2023-07-05 14:28     ` Richard Henderson
2023-07-03 10:04 ` [PATCH v4 03/37] target/arm: Move aesmc and aesimc tables to crypto/aes.c Richard Henderson
2023-07-03 10:04 ` [PATCH v4 04/37] crypto/aes: Add AES_SH, AES_ISH macros Richard Henderson
2023-07-03 10:04 ` [PATCH v4 05/37] crypto: Add aesenc_SB_SR_AK Richard Henderson
2023-07-03 10:04 ` [PATCH v4 06/37] crypto: Add aesdec_ISB_ISR_AK Richard Henderson
2023-07-03 10:04 ` [PATCH v4 07/37] crypto: Add aesenc_MC Richard Henderson
2023-07-03 10:04 ` [PATCH v4 08/37] crypto: Add aesdec_IMC Richard Henderson
2023-07-03 10:04 ` [PATCH v4 09/37] crypto: Add aesenc_SB_SR_MC_AK Richard Henderson
2023-07-03 10:04 ` [PATCH v4 10/37] crypto: Add aesdec_ISB_ISR_IMC_AK Richard Henderson
2023-07-03 10:04 ` [PATCH v4 11/37] crypto: Add aesdec_ISB_ISR_AK_IMC Richard Henderson
2023-07-03 10:04 ` [PATCH v4 12/37] host/include/i386: Implement aes-round.h Richard Henderson
2023-07-03 10:04 ` [PATCH v4 13/37] host/include/aarch64: " Richard Henderson
2023-07-08 17:35   ` Philippe Mathieu-Daudé
2023-07-03 10:04 ` [PATCH v4 14/37] host/include/ppc: " Richard Henderson
2023-07-03 10:04 ` [PATCH v4 15/37] target/ppc: Use aesenc_SB_SR_AK Richard Henderson
2023-07-03 10:04 ` [PATCH v4 16/37] target/ppc: Use aesdec_ISB_ISR_AK Richard Henderson
2023-07-03 10:05 ` [PATCH v4 17/37] target/ppc: Use aesenc_SB_SR_MC_AK Richard Henderson
2023-07-07 19:50   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 18/37] target/ppc: Use aesdec_ISB_ISR_AK_IMC Richard Henderson
2023-07-03 10:05 ` [PATCH v4 19/37] target/i386: Use aesenc_SB_SR_AK Richard Henderson
2023-07-03 10:05 ` [PATCH v4 20/37] target/i386: Use aesdec_ISB_ISR_AK Richard Henderson
2023-07-03 10:05 ` [PATCH v4 21/37] target/i386: Use aesdec_IMC Richard Henderson
2023-07-07 19:48   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 22/37] target/i386: Use aesenc_SB_SR_MC_AK Richard Henderson
2023-07-07 19:50   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 23/37] target/i386: Use aesdec_ISB_ISR_IMC_AK Richard Henderson
2023-07-07 20:34   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 24/37] target/arm: Demultiplex AESE and AESMC Richard Henderson
2023-07-03 10:05 ` [PATCH v4 25/37] target/arm: Use aesenc_SB_SR_AK Richard Henderson
2023-07-08 17:18   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` Richard Henderson [this message]
2023-07-08 17:19   ` [PATCH v4 26/37] target/arm: Use aesdec_ISB_ISR_AK Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 27/37] target/arm: Use aesenc_MC Richard Henderson
2023-07-08 17:20   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 28/37] target/arm: Use aesdec_IMC Richard Henderson
2023-07-08 17:20   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 29/37] target/riscv: Use aesenc_SB_SR_AK Richard Henderson
2023-07-07 20:38   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 30/37] target/riscv: Use aesdec_ISB_ISR_AK Richard Henderson
2023-07-07 20:32   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 31/37] target/riscv: Use aesdec_IMC Richard Henderson
2023-07-08 17:22   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 32/37] target/riscv: Use aesenc_SB_SR_MC_AK Richard Henderson
2023-07-07 20:26   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 33/37] target/riscv: Use aesdec_ISB_ISR_IMC_AK Richard Henderson
2023-07-08 17:33   ` Philippe Mathieu-Daudé
2023-07-03 10:05 ` [PATCH v4 34/37] crypto: Remove AES_shifts, AES_ishifts Richard Henderson
2023-07-03 10:05 ` [PATCH v4 35/37] crypto: Implement aesdec_IMC with AES_imc_rot Richard Henderson
2023-07-03 10:05 ` [PATCH v4 36/37] crypto: Remove AES_imc Richard Henderson
2023-07-03 10:05 ` [PATCH v4 37/37] crypto: Unexport AES_*_rot, AES_TeN, AES_TdN Richard Henderson
2023-07-07 17:30 ` [PATCH v4 00/37] crypto: Provide aes-round.h and host accel Daniel Henrique Barboza
2023-07-08 17:38 ` Philippe Mathieu-Daudé

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