This implements the AES64DSM instruction. This was the last use
of aes64_operation and its support macros, so remove them all.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/riscv/crypto_helper.c | 101 ++++-------------------------------
1 file changed, 10 insertions(+), 91 deletions(-)
target_ulong HELPER(aes64esm)(target_ulong rs1, target_ulong rs2)
{
AESState t;
@@ -228,7 +138,16 @@ target_ulong HELPER(aes64ds)(target_ulong rs1,
target_ulong rs2)
target_ulong HELPER(aes64dsm)(target_ulong rs1, target_ulong rs2)
{
- return aes64_operation(rs1, rs2, false, true);
+ AESState t, z = { };
+
+ /*
+ * This instruction does not include a round key,
+ * so supply a zero to our primitive.
+ */
+ t.d[HOST_BIG_ENDIAN] = rs1;
+ t.d[!HOST_BIG_ENDIAN] = rs2;
+ aesdec_ISB_ISR_IMC_AK(&t, &t, &z, false);
+ return t.d[HOST_BIG_ENDIAN];
}
target_ulong HELPER(aes64ks2)(target_ulong rs1, target_ulong rs2)