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[PULL 23/57] target/arm: Implement MVE VADD, VSUB, VMUL
From: |
Peter Maydell |
Subject: |
[PULL 23/57] target/arm: Implement MVE VADD, VSUB, VMUL |
Date: |
Mon, 21 Jun 2021 17:27:59 +0100 |
Implement the MVE VADD, VSUB and VMUL insns.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210617121628.20116-13-peter.maydell@linaro.org
---
target/arm/helper-mve.h | 12 ++++++++++++
target/arm/mve.decode | 5 +++++
target/arm/mve_helper.c | 14 ++++++++++++++
target/arm/translate-mve.c | 16 ++++++++++++++++
4 files changed, 47 insertions(+)
diff --git a/target/arm/helper-mve.h b/target/arm/helper-mve.h
index 01b6123f250..707b9cbd546 100644
--- a/target/arm/helper-mve.h
+++ b/target/arm/helper-mve.h
@@ -69,3 +69,15 @@ DEF_HELPER_FLAGS_4(mve_vbic, TCG_CALL_NO_WG, void, env, ptr,
ptr, ptr)
DEF_HELPER_FLAGS_4(mve_vorr, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
DEF_HELPER_FLAGS_4(mve_vorn, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
DEF_HELPER_FLAGS_4(mve_veor, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+
+DEF_HELPER_FLAGS_4(mve_vaddb, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vaddh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vaddw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+
+DEF_HELPER_FLAGS_4(mve_vsubb, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vsubh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vsubw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+
+DEF_HELPER_FLAGS_4(mve_vmulb, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vmulh, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
+DEF_HELPER_FLAGS_4(mve_vmulw, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr)
diff --git a/target/arm/mve.decode b/target/arm/mve.decode
index 332e0b8d1d6..f7d1d303f17 100644
--- a/target/arm/mve.decode
+++ b/target/arm/mve.decode
@@ -33,6 +33,7 @@
@1op .... .... .... size:2 .. .... .... .... .... &1op qd=%qd qm=%qm
@1op_nosz .... .... .... .... .... .... .... .... &1op qd=%qd qm=%qm size=0
+@2op .... .... .. size:2 .... .... .... .... .... &2op qd=%qd qm=%qm qn=%qn
@2op_nosz .... .... .... .... .... .... .... .... &2op qd=%qd qm=%qm qn=%qn
size=0
# Vector loads and stores
@@ -77,6 +78,10 @@ VORR 1110 1111 0 . 10 ... 0 ... 0 0001 . 1 . 1
... 0 @2op_nosz
VORN 1110 1111 0 . 11 ... 0 ... 0 0001 . 1 . 1 ... 0 @2op_nosz
VEOR 1111 1111 0 . 00 ... 0 ... 0 0001 . 1 . 1 ... 0 @2op_nosz
+VADD 1110 1111 0 . .. ... 0 ... 0 1000 . 1 . 0 ... 0 @2op
+VSUB 1111 1111 0 . .. ... 0 ... 0 1000 . 1 . 0 ... 0 @2op
+VMUL 1110 1111 0 . .. ... 0 ... 0 1001 . 1 . 1 ... 0 @2op
+
# Vector miscellaneous
VCLS 1111 1111 1 . 11 .. 00 ... 0 0100 01 . 0 ... 0 @1op
diff --git a/target/arm/mve_helper.c b/target/arm/mve_helper.c
index da62b0e012b..23da96402eb 100644
--- a/target/arm/mve_helper.c
+++ b/target/arm/mve_helper.c
@@ -337,6 +337,12 @@ DO_1OP(vfnegs, 8, uint64_t, DO_FNEGS)
mve_advance_vpt(env); \
}
+/* provide unsigned 2-op helpers for all sizes */
+#define DO_2OP_U(OP, FN) \
+ DO_2OP(OP##b, 1, uint8_t, FN) \
+ DO_2OP(OP##h, 2, uint16_t, FN) \
+ DO_2OP(OP##w, 4, uint32_t, FN)
+
#define DO_AND(N, M) ((N) & (M))
#define DO_BIC(N, M) ((N) & ~(M))
#define DO_ORR(N, M) ((N) | (M))
@@ -348,3 +354,11 @@ DO_2OP(vbic, 8, uint64_t, DO_BIC)
DO_2OP(vorr, 8, uint64_t, DO_ORR)
DO_2OP(vorn, 8, uint64_t, DO_ORN)
DO_2OP(veor, 8, uint64_t, DO_EOR)
+
+#define DO_ADD(N, M) ((N) + (M))
+#define DO_SUB(N, M) ((N) - (M))
+#define DO_MUL(N, M) ((N) * (M))
+
+DO_2OP_U(vadd, DO_ADD)
+DO_2OP_U(vsub, DO_SUB)
+DO_2OP_U(vmul, DO_MUL)
diff --git a/target/arm/translate-mve.c b/target/arm/translate-mve.c
index 2546567774c..5d3dee46995 100644
--- a/target/arm/translate-mve.c
+++ b/target/arm/translate-mve.c
@@ -331,3 +331,19 @@ DO_LOGIC(VBIC, gen_helper_mve_vbic)
DO_LOGIC(VORR, gen_helper_mve_vorr)
DO_LOGIC(VORN, gen_helper_mve_vorn)
DO_LOGIC(VEOR, gen_helper_mve_veor)
+
+#define DO_2OP(INSN, FN) \
+ static bool trans_##INSN(DisasContext *s, arg_2op *a) \
+ { \
+ static MVEGenTwoOpFn * const fns[] = { \
+ gen_helper_mve_##FN##b, \
+ gen_helper_mve_##FN##h, \
+ gen_helper_mve_##FN##w, \
+ NULL, \
+ }; \
+ return do_2op(s, a, fns[a->size]); \
+ }
+
+DO_2OP(VADD, vadd)
+DO_2OP(VSUB, vsub)
+DO_2OP(VMUL, vmul)
--
2.20.1
- [PULL 09/57] target/arm: Factor FP context update code out into helper function, (continued)
- [PULL 09/57] target/arm: Factor FP context update code out into helper function, Peter Maydell, 2021/06/21
- [PULL 15/57] target/arm: Implement MVE VCLS, Peter Maydell, 2021/06/21
- [PULL 16/57] target/arm: Implement MVE VREV16, VREV32, VREV64, Peter Maydell, 2021/06/21
- [PULL 07/57] target/arm: Don't NOCP fault for FPCXT_NS accesses, Peter Maydell, 2021/06/21
- [PULL 17/57] target/arm: Implement MVE VMVN (register), Peter Maydell, 2021/06/21
- [PULL 20/57] tcg: Make gen_dup_i32/i64() public as tcg_gen_dup_i32/i64, Peter Maydell, 2021/06/21
- [PULL 12/57] target/arm: Implement MVE VLDR/VSTR (non-widening forms), Peter Maydell, 2021/06/21
- [PULL 19/57] target/arm: Implement MVE VNEG, Peter Maydell, 2021/06/21
- [PULL 21/57] target/arm: Implement MVE VDUP, Peter Maydell, 2021/06/21
- [PULL 26/57] target/arm: Implement MVE VMAX, VMIN, Peter Maydell, 2021/06/21
- [PULL 23/57] target/arm: Implement MVE VADD, VSUB, VMUL,
Peter Maydell <=
- [PULL 30/57] target/arm: Implement MVE VMLALDAV, Peter Maydell, 2021/06/21
- [PULL 25/57] target/arm: Implement MVE VRMULH, Peter Maydell, 2021/06/21
- [PULL 37/57] target/arm: Implement MVE VPST, Peter Maydell, 2021/06/21
- [PULL 38/57] target/arm: Implement MVE VQADD and VQSUB, Peter Maydell, 2021/06/21
- [PULL 34/57] target/arm: Implement MVE VSUB, VMUL (scalar), Peter Maydell, 2021/06/21
- [PULL 42/57] target/arm: Implement MVE VQADD, VQSUB (vector), Peter Maydell, 2021/06/21
- [PULL 24/57] target/arm: Implement MVE VMULH, Peter Maydell, 2021/06/21
- [PULL 14/57] target/arm: Implement MVE VCLZ, Peter Maydell, 2021/06/21
- [PULL 13/57] target/arm: Implement widening/narrowing MVE VLDR/VSTR insns, Peter Maydell, 2021/06/21
- [PULL 18/57] target/arm: Implement MVE VABS, Peter Maydell, 2021/06/21