[RFC PATCH 15/39] target/riscv: Add vaesdf.vs decoding, translation and execution support

[Lawrence Hunter]

Signed-off-by: Lawrence Hunter <lawrence.hunter@codethink.co.uk>
---
 target/riscv/helper.h                       | 1 +
 target/riscv/insn32.decode                  | 1 +
 target/riscv/insn_trans/trans_rvzvkns.c.inc | 1 +
 target/riscv/vcrypto_helper.c               | 3 +++
 4 files changed, 6 insertions(+)

diff --git a/target/riscv/helper.h b/target/riscv/helper.h
index b7696cb6c4..020b9861cf 100644
--- a/target/riscv/helper.h
+++ b/target/riscv/helper.h
@@ -1184,3 +1184,4 @@ DEF_HELPER_6(vandn_vx_d, void, ptr, ptr, tl, ptr, env, 
i32)
 DEF_HELPER_4(vaesef_vv, void, ptr, ptr, env, i32)
 DEF_HELPER_4(vaesef_vs, void, ptr, ptr, env, i32)
 DEF_HELPER_4(vaesdf_vv, void, ptr, ptr, env, i32)
+DEF_HELPER_4(vaesdf_vs, void, ptr, ptr, env, i32)
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode
index ca907dac85..33e5883937 100644
--- a/target/riscv/insn32.decode
+++ b/target/riscv/insn32.decode
@@ -913,3 +913,4 @@ vandn_vx        000001 . ..... ..... 100 ..... 1010111 @r_vm
 vaesef_vv       101000 1 ..... 00011 010 ..... 1110111 @r2_vm_1
 vaesef_vs       101001 1 ..... 00011 010 ..... 1110111 @r2_vm_1
 vaesdf_vv       101000 1 ..... 00001 010 ..... 1110111 @r2_vm_1
+vaesdf_vs       101001 1 ..... 00001 010 ..... 1110111 @r2_vm_1
diff --git a/target/riscv/insn_trans/trans_rvzvkns.c.inc 
b/target/riscv/insn_trans/trans_rvzvkns.c.inc
index bd1f380a65..7dd61b879e 100644
--- a/target/riscv/insn_trans/trans_rvzvkns.c.inc
+++ b/target/riscv/insn_trans/trans_rvzvkns.c.inc
@@ -59,3 +59,4 @@ static bool vaes_check_vs(DisasContext *s, arg_rmr *a)
 GEN_V_UNMASKED_TRANS(vaesef_vv, vaes_check_vv)
 GEN_V_UNMASKED_TRANS(vaesef_vs, vaes_check_vs)
 GEN_V_UNMASKED_TRANS(vaesdf_vv, vaes_check_vv)
+GEN_V_UNMASKED_TRANS(vaesdf_vs, vaes_check_vs)
diff --git a/target/riscv/vcrypto_helper.c b/target/riscv/vcrypto_helper.c
index 24b5336fa7..d3ba5e9cb8 100644
--- a/target/riscv/vcrypto_helper.c
+++ b/target/riscv/vcrypto_helper.c
@@ -298,3 +298,6 @@ GEN_ZVKNS_HELPER_VS(vaesef_vs, aes_sub_bytes(round_state);
 GEN_ZVKNS_HELPER_VV(vaesdf_vv, aes_inv_shift_bytes(round_state);
                     aes_inv_sub_bytes(round_state);
                     xor_round_key(round_state, (uint8_t *)round_key);)
+GEN_ZVKNS_HELPER_VS(vaesdf_vs, aes_inv_shift_bytes(round_state);
+                    aes_inv_sub_bytes(round_state);
+                    xor_round_key(round_state, (uint8_t *)round_key);)
-- 
2.39.1