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-rw-r--r--target/arm/helper-mve.h12
-rw-r--r--target/arm/mve.decode28
-rw-r--r--target/arm/mve_helper.c7
-rw-r--r--target/arm/translate-mve.c5
-rw-r--r--target/arm/translate-neon.c18
-rw-r--r--target/arm/translate.h20
6 files changed, 72 insertions, 18 deletions
diff --git a/target/arm/helper-mve.h b/target/arm/helper-mve.h
index 8cd7c6a0d8..288a8faf4e 100644
--- a/target/arm/helper-mve.h
+++ b/target/arm/helper-mve.h
@@ -360,6 +360,10 @@ DEF_HELPER_FLAGS_3(mve_vmovi, TCG_CALL_NO_WG, void, env, ptr, i64)
DEF_HELPER_FLAGS_3(mve_vandi, TCG_CALL_NO_WG, void, env, ptr, i64)
DEF_HELPER_FLAGS_3(mve_vorri, TCG_CALL_NO_WG, void, env, ptr, i64)
+DEF_HELPER_FLAGS_4(mve_vshli_sb, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vshli_sh, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vshli_sw, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+
DEF_HELPER_FLAGS_4(mve_vshli_ub, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(mve_vshli_uh, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(mve_vshli_uw, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
@@ -375,3 +379,11 @@ DEF_HELPER_FLAGS_4(mve_vqshli_uw, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(mve_vqshlui_sb, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(mve_vqshlui_sh, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(mve_vqshlui_sw, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(mve_vrshli_sb, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vrshli_sh, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vrshli_sw, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(mve_vrshli_ub, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vrshli_uh, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vrshli_uw, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
diff --git a/target/arm/mve.decode b/target/arm/mve.decode
index 183eb731d2..8be04589a6 100644
--- a/target/arm/mve.decode
+++ b/target/arm/mve.decode
@@ -64,6 +64,18 @@
@2_shl_h .... .... .. 01 shift:4 .... .... .... .... &2shift qd=%qd qm=%qm size=1
@2_shl_w .... .... .. 1 shift:5 .... .... .... .... &2shift qd=%qd qm=%qm size=2
+# Right shifts are encoded as N - shift, where N is the element size in bits.
+%rshift_i5 16:5 !function=rsub_32
+%rshift_i4 16:4 !function=rsub_16
+%rshift_i3 16:3 !function=rsub_8
+
+@2_shr_b .... .... .. 001 ... .... .... .... .... &2shift qd=%qd qm=%qm \
+ size=0 shift=%rshift_i3
+@2_shr_h .... .... .. 01 .... .... .... .... .... &2shift qd=%qd qm=%qm \
+ size=1 shift=%rshift_i4
+@2_shr_w .... .... .. 1 ..... .... .... .... .... &2shift qd=%qd qm=%qm \
+ size=2 shift=%rshift_i5
+
# Vector loads and stores
# Widening loads and narrowing stores:
@@ -298,3 +310,19 @@ VQSHLI_U 111 1 1111 1 . ... ... ... 0 0111 0 1 . 1 ... 0 @2_shl_w
VQSHLUI 111 1 1111 1 . ... ... ... 0 0110 0 1 . 1 ... 0 @2_shl_b
VQSHLUI 111 1 1111 1 . ... ... ... 0 0110 0 1 . 1 ... 0 @2_shl_h
VQSHLUI 111 1 1111 1 . ... ... ... 0 0110 0 1 . 1 ... 0 @2_shl_w
+
+VSHRI_S 111 0 1111 1 . ... ... ... 0 0000 0 1 . 1 ... 0 @2_shr_b
+VSHRI_S 111 0 1111 1 . ... ... ... 0 0000 0 1 . 1 ... 0 @2_shr_h
+VSHRI_S 111 0 1111 1 . ... ... ... 0 0000 0 1 . 1 ... 0 @2_shr_w
+
+VSHRI_U 111 1 1111 1 . ... ... ... 0 0000 0 1 . 1 ... 0 @2_shr_b
+VSHRI_U 111 1 1111 1 . ... ... ... 0 0000 0 1 . 1 ... 0 @2_shr_h
+VSHRI_U 111 1 1111 1 . ... ... ... 0 0000 0 1 . 1 ... 0 @2_shr_w
+
+VRSHRI_S 111 0 1111 1 . ... ... ... 0 0010 0 1 . 1 ... 0 @2_shr_b
+VRSHRI_S 111 0 1111 1 . ... ... ... 0 0010 0 1 . 1 ... 0 @2_shr_h
+VRSHRI_S 111 0 1111 1 . ... ... ... 0 0010 0 1 . 1 ... 0 @2_shr_w
+
+VRSHRI_U 111 1 1111 1 . ... ... ... 0 0010 0 1 . 1 ... 0 @2_shr_b
+VRSHRI_U 111 1 1111 1 . ... ... ... 0 0010 0 1 . 1 ... 0 @2_shr_h
+VRSHRI_U 111 1 1111 1 . ... ... ... 0 0010 0 1 . 1 ... 0 @2_shr_w
diff --git a/target/arm/mve_helper.c b/target/arm/mve_helper.c
index 285c8b56f7..ac720c9ee0 100644
--- a/target/arm/mve_helper.c
+++ b/target/arm/mve_helper.c
@@ -1229,6 +1229,10 @@ DO_VADDV(vaddvuw, 4, uint32_t)
DO_2SHIFT(OP##b, 1, uint8_t, FN) \
DO_2SHIFT(OP##h, 2, uint16_t, FN) \
DO_2SHIFT(OP##w, 4, uint32_t, FN)
+#define DO_2SHIFT_S(OP, FN) \
+ DO_2SHIFT(OP##b, 1, int8_t, FN) \
+ DO_2SHIFT(OP##h, 2, int16_t, FN) \
+ DO_2SHIFT(OP##w, 4, int32_t, FN)
#define DO_2SHIFT_SAT_U(OP, FN) \
DO_2SHIFT_SAT(OP##b, 1, uint8_t, FN) \
@@ -1240,6 +1244,9 @@ DO_VADDV(vaddvuw, 4, uint32_t)
DO_2SHIFT_SAT(OP##w, 4, int32_t, FN)
DO_2SHIFT_U(vshli_u, DO_VSHLU)
+DO_2SHIFT_S(vshli_s, DO_VSHLS)
DO_2SHIFT_SAT_U(vqshli_u, DO_UQSHL_OP)
DO_2SHIFT_SAT_S(vqshli_s, DO_SQSHL_OP)
DO_2SHIFT_SAT_S(vqshlui_s, DO_SUQSHL_OP)
+DO_2SHIFT_U(vrshli_u, DO_VRSHLU)
+DO_2SHIFT_S(vrshli_s, DO_VRSHLS)
diff --git a/target/arm/translate-mve.c b/target/arm/translate-mve.c
index fc8a2da6e1..4030ee07f0 100644
--- a/target/arm/translate-mve.c
+++ b/target/arm/translate-mve.c
@@ -888,3 +888,8 @@ DO_2SHIFT(VSHLI, vshli_u, false)
DO_2SHIFT(VQSHLI_S, vqshli_s, false)
DO_2SHIFT(VQSHLI_U, vqshli_u, false)
DO_2SHIFT(VQSHLUI, vqshlui_s, false)
+/* These right shifts use a left-shift helper with negated shift count */
+DO_2SHIFT(VSHRI_S, vshli_s, true)
+DO_2SHIFT(VSHRI_U, vshli_u, true)
+DO_2SHIFT(VRSHRI_S, vrshli_s, true)
+DO_2SHIFT(VRSHRI_U, vrshli_u, true)
diff --git a/target/arm/translate-neon.c b/target/arm/translate-neon.c
index f915f70970..a45616cb63 100644
--- a/target/arm/translate-neon.c
+++ b/target/arm/translate-neon.c
@@ -33,24 +33,6 @@ static inline int plus1(DisasContext *s, int x)
return x + 1;
}
-static inline int rsub_64(DisasContext *s, int x)
-{
- return 64 - x;
-}
-
-static inline int rsub_32(DisasContext *s, int x)
-{
- return 32 - x;
-}
-static inline int rsub_16(DisasContext *s, int x)
-{
- return 16 - x;
-}
-static inline int rsub_8(DisasContext *s, int x)
-{
- return 8 - x;
-}
-
static inline int neon_3same_fp_size(DisasContext *s, int x)
{
/* Convert 0==fp32, 1==fp16 into a MO_* value */
diff --git a/target/arm/translate.h b/target/arm/translate.h
index e2f056c32c..4b5db937ef 100644
--- a/target/arm/translate.h
+++ b/target/arm/translate.h
@@ -161,6 +161,26 @@ static inline int times_2_plus_1(DisasContext *s, int x)
return x * 2 + 1;
}
+static inline int rsub_64(DisasContext *s, int x)
+{
+ return 64 - x;
+}
+
+static inline int rsub_32(DisasContext *s, int x)
+{
+ return 32 - x;
+}
+
+static inline int rsub_16(DisasContext *s, int x)
+{
+ return 16 - x;
+}
+
+static inline int rsub_8(DisasContext *s, int x)
+{
+ return 8 - x;
+}
+
static inline int arm_dc_feature(DisasContext *dc, int feature)
{
return (dc->features & (1ULL << feature)) != 0;