This implements the AES64DS instruction.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/riscv/crypto_helper.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/target/riscv/crypto_helper.c b/target/riscv/crypto_helper.c
index b072fed3e2..e61f7fe1e5 100644
--- a/target/riscv/crypto_helper.c
+++ b/target/riscv/crypto_helper.c
@@ -213,7 +213,12 @@ target_ulong HELPER(aes64es)(target_ulong rs1, target_ulong rs2)
target_ulong HELPER(aes64ds)(target_ulong rs1, target_ulong rs2)
{
- return aes64_operation(rs1, rs2, false, false);
+ AESState t;
+
+ t.d[HOST_BIG_ENDIAN] = rs1;
+ t.d[!HOST_BIG_ENDIAN] = rs2;
+ aesdec_ISB_ISR_AK(&t, &t, &aes_zero, false);
+ return t.d[HOST_BIG_ENDIAN];
}
target_ulong HELPER(aes64dsm)(target_ulong rs1, target_ulong rs2)
--
2.34.1