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authorPeter Maydell <peter.maydell@linaro.org>2021-06-17 13:07:32 +0100
committerPeter Maydell <peter.maydell@linaro.org>2021-06-17 13:12:01 +0100
commit2867b70703e11a87a47c76edd74ac05d977935dc (patch)
tree8ef3a9d34950c2909e52af5242a95b58cb44de4b
parent6e0195851d06d4e2770661d7e69fd5028dce98f3 (diff)
target/arm: Implement MVE VSHL insn
Implement the MVE VSHL insn (vector form). Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
-rw-r--r--target/arm/helper-mve.h8
-rw-r--r--target/arm/mve.decode3
-rw-r--r--target/arm/mve_helper.c6
-rw-r--r--target/arm/translate-mve.c2
4 files changed, 19 insertions, 0 deletions
diff --git a/target/arm/helper-mve.h b/target/arm/helper-mve.h
index 42be99ad52..56b3e8591a 100644
--- a/target/arm/helper-mve.h
+++ b/target/arm/helper-mve.h
@@ -169,6 +169,14 @@ DEF_HELPER_FLAGS_4(mve_vqsubub, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
DEF_HELPER_FLAGS_4(mve_vqsubuh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
DEF_HELPER_FLAGS_4(mve_vqsubuw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vshlsb, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vshlsh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vshlsw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+
+DEF_HELPER_FLAGS_4(mve_vshlub, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vshluh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vshluw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+
DEF_HELPER_FLAGS_4(mve_vqshlsb, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
DEF_HELPER_FLAGS_4(mve_vqshlsh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
DEF_HELPER_FLAGS_4(mve_vqshlsw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
diff --git a/target/arm/mve.decode b/target/arm/mve.decode
index e78eab6d65..ebf156b46b 100644
--- a/target/arm/mve.decode
+++ b/target/arm/mve.decode
@@ -130,6 +130,9 @@ VQADD_U 111 1 1111 0 . .. ... 0 ... 0 0000 . 1 . 1 ... 0 @2op
VQSUB_S 111 0 1111 0 . .. ... 0 ... 0 0010 . 1 . 1 ... 0 @2op
VQSUB_U 111 1 1111 0 . .. ... 0 ... 0 0010 . 1 . 1 ... 0 @2op
+VSHL_S 111 0 1111 0 . .. ... 0 ... 0 0100 . 1 . 0 ... 0 @2op_rev
+VSHL_U 111 1 1111 0 . .. ... 0 ... 0 0100 . 1 . 0 ... 0 @2op_rev
+
VQSHL_S 111 0 1111 0 . .. ... 0 ... 0 0100 . 1 . 1 ... 0 @2op_rev
VQSHL_U 111 1 1111 0 . .. ... 0 ... 0 0100 . 1 . 1 ... 0 @2op_rev
diff --git a/target/arm/mve_helper.c b/target/arm/mve_helper.c
index 82140ac1e5..5da1899f3d 100644
--- a/target/arm/mve_helper.c
+++ b/target/arm/mve_helper.c
@@ -536,6 +536,12 @@ DO_2OP_U(vhaddu, do_vhadd_u)
DO_2OP_S(vhsubs, do_vhsub_s)
DO_2OP_U(vhsubu, do_vhsub_u)
+#define DO_VSHLS(N, M) do_sqrshl_bhs(N, (int8_t)(M), sizeof(N) * 8, false, NULL)
+#define DO_VSHLU(N, M) do_uqrshl_bhs(N, (int8_t)(M), sizeof(N) * 8, false, NULL)
+
+DO_2OP_S(vshls, DO_VSHLS)
+DO_2OP_U(vshlu, DO_VSHLU)
+
static inline int32_t do_sat_bhw(int64_t val, int64_t min, int64_t max, bool *s)
{
if (val > max) {
diff --git a/target/arm/translate-mve.c b/target/arm/translate-mve.c
index bd4c6150ca..487ac3185c 100644
--- a/target/arm/translate-mve.c
+++ b/target/arm/translate-mve.c
@@ -402,6 +402,8 @@ DO_2OP(VQADD_S, vqadds)
DO_2OP(VQADD_U, vqaddu)
DO_2OP(VQSUB_S, vqsubs)
DO_2OP(VQSUB_U, vqsubu)
+DO_2OP(VSHL_S, vshls)
+DO_2OP(VSHL_U, vshlu)
DO_2OP(VQSHL_S, vqshls)
DO_2OP(VQSHL_U, vqshlu)
DO_2OP(VQRSHL_S, vqrshls)