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[PATCH 34/55] target/arm: Implement MVE VSUB, VMUL (scalar)
From: |
Peter Maydell |
Subject: |
[PATCH 34/55] target/arm: Implement MVE VSUB, VMUL (scalar) |
Date: |
Mon, 7 Jun 2021 17:58:00 +0100 |
Implement the scalar forms of the MVE VSUB and VMUL insns.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
target/arm/helper-mve.h | 8 ++++++++
target/arm/mve.decode | 2 ++
target/arm/mve_helper.c | 2 ++
target/arm/translate-mve.c | 2 ++
4 files changed, 14 insertions(+)
diff --git a/target/arm/helper-mve.h b/target/arm/helper-mve.h
index d2626810aaf..4d39527e201 100644
--- a/target/arm/helper-mve.h
+++ b/target/arm/helper-mve.h
@@ -151,6 +151,14 @@ DEF_HELPER_FLAGS_4(mve_vadd_scalarb, TCG_CALL_NO_WG, void,
env, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(mve_vadd_scalarh, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
DEF_HELPER_FLAGS_4(mve_vadd_scalarw, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vsub_scalarb, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vsub_scalarh, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vsub_scalarw, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+
+DEF_HELPER_FLAGS_4(mve_vmul_scalarb, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vmul_scalarh, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+DEF_HELPER_FLAGS_4(mve_vmul_scalarw, TCG_CALL_NO_WG, void, env, ptr, ptr, i32)
+
DEF_HELPER_FLAGS_4(mve_vmlaldavsh, TCG_CALL_NO_WG, i64, env, ptr, ptr, i64)
DEF_HELPER_FLAGS_4(mve_vmlaldavsw, TCG_CALL_NO_WG, i64, env, ptr, ptr, i64)
DEF_HELPER_FLAGS_4(mve_vmlaldavxsh, TCG_CALL_NO_WG, i64, env, ptr, ptr, i64)
diff --git a/target/arm/mve.decode b/target/arm/mve.decode
index 0ee7a727081..af5fba78ce2 100644
--- a/target/arm/mve.decode
+++ b/target/arm/mve.decode
@@ -161,3 +161,5 @@ VRMLSLDAVH 1111 1110 1 ... ... 0 ... x:1 1110 . 0 a:1
0 ... 1 @vmlaldav_no
# Scalar operations
VADD_scalar 1110 1110 0 . .. ... 1 ... 0 1111 . 100 .... @2scalar
+VSUB_scalar 1110 1110 0 . .. ... 1 ... 1 1111 . 100 .... @2scalar
+VMUL_scalar 1110 1110 0 . .. ... 1 ... 1 1110 . 110 .... @2scalar
diff --git a/target/arm/mve_helper.c b/target/arm/mve_helper.c
index 8d9811c5473..8892a713287 100644
--- a/target/arm/mve_helper.c
+++ b/target/arm/mve_helper.c
@@ -502,6 +502,8 @@ DO_2OP_U(vhsubu, do_vhsub_u)
DO_2OP_SCALAR(OP##w, 4, uint32_t, H4, FN)
DO_2OP_SCALAR_U(vadd_scalar, DO_ADD)
+DO_2OP_SCALAR_U(vsub_scalar, DO_SUB)
+DO_2OP_SCALAR_U(vmul_scalar, DO_MUL)
/*
* Multiply add long dual accumulate ops.
diff --git a/target/arm/translate-mve.c b/target/arm/translate-mve.c
index 89e5aa50284..c03528d1973 100644
--- a/target/arm/translate-mve.c
+++ b/target/arm/translate-mve.c
@@ -463,6 +463,8 @@ static bool do_2op_scalar(DisasContext *s, arg_2scalar *a,
}
DO_2OP_SCALAR(VADD_scalar, vadd_scalar)
+DO_2OP_SCALAR(VSUB_scalar, vsub_scalar)
+DO_2OP_SCALAR(VMUL_scalar, vmul_scalar)
static bool do_long_dual_acc(DisasContext *s, arg_vmlaldav *a,
MVEGenDualAccOpFn *fn)
--
2.20.1
- [PATCH 27/55] target/arm: Implement MVE VHADD, VHSUB, (continued)
- [PATCH 27/55] target/arm: Implement MVE VHADD, VHSUB, Peter Maydell, 2021/06/07
- [PATCH 37/55] target/arm: Implement MVE VPST, Peter Maydell, 2021/06/07
- [PATCH 18/55] target/arm: Implement MVE VABS, Peter Maydell, 2021/06/07
- [PATCH 25/55] target/arm: Implement MVE VMAX, VMIN, Peter Maydell, 2021/06/07
- [PATCH 28/55] target/arm: Implement MVE VMULL, Peter Maydell, 2021/06/07
- [PATCH 34/55] target/arm: Implement MVE VSUB, VMUL (scalar),
Peter Maydell <=
- [PATCH 39/55] target/arm: Implement MVE VQDMULH and VQRDMULH (scalar), Peter Maydell, 2021/06/07
- [PATCH 35/55] target/arm: Implement MVE VHADD, VHSUB (scalar), Peter Maydell, 2021/06/07
- [PATCH 19/55] target/arm: Implement MVE VNEG, Peter Maydell, 2021/06/07
- [PATCH 20/55] target/arm: Implement MVE VDUP, Peter Maydell, 2021/06/07