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[PATCH v7 10/22] tcg/ppc: Add support for vector add/subtract
From: |
Richard Henderson |
Subject: |
[PATCH v7 10/22] tcg/ppc: Add support for vector add/subtract |
Date: |
Mon, 30 Sep 2019 13:21:13 -0700 |
Add support for vector add/subtract using Altivec instructions:
VADDUBM, VADDUHM, VADDUWM, VSUBUBM, VSUBUHM, VSUBUWM.
Signed-off-by: Richard Henderson <address@hidden>
Signed-off-by: Aleksandar Markovic <address@hidden>
---
tcg/ppc/tcg-target.inc.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/tcg/ppc/tcg-target.inc.c b/tcg/ppc/tcg-target.inc.c
index 6879be6f80..6cfc78bb59 100644
--- a/tcg/ppc/tcg-target.inc.c
+++ b/tcg/ppc/tcg-target.inc.c
@@ -471,6 +471,14 @@ static int tcg_target_const_match(tcg_target_long val,
TCGType type,
#define STVX XO31(231)
#define STVEWX XO31(199)
+#define VADDUBM VX4(0)
+#define VADDUHM VX4(64)
+#define VADDUWM VX4(128)
+
+#define VSUBUBM VX4(1024)
+#define VSUBUHM VX4(1088)
+#define VSUBUWM VX4(1152)
+
#define VMAXSB VX4(258)
#define VMAXSH VX4(322)
#define VMAXSW VX4(386)
@@ -2830,6 +2838,8 @@ int tcg_can_emit_vec_op(TCGOpcode opc, TCGType type,
unsigned vece)
case INDEX_op_andc_vec:
case INDEX_op_not_vec:
return 1;
+ case INDEX_op_add_vec:
+ case INDEX_op_sub_vec:
case INDEX_op_smax_vec:
case INDEX_op_smin_vec:
case INDEX_op_umax_vec:
@@ -2930,6 +2940,8 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
const TCGArg *args, const int *const_args)
{
static const uint32_t
+ add_op[4] = { VADDUBM, VADDUHM, VADDUWM, 0 },
+ sub_op[4] = { VSUBUBM, VSUBUHM, VSUBUWM, 0 },
eq_op[4] = { VCMPEQUB, VCMPEQUH, VCMPEQUW, 0 },
gts_op[4] = { VCMPGTSB, VCMPGTSH, VCMPGTSW, 0 },
gtu_op[4] = { VCMPGTUB, VCMPGTUH, VCMPGTUW, 0 },
@@ -2953,6 +2965,12 @@ static void tcg_out_vec_op(TCGContext *s, TCGOpcode opc,
tcg_out_dupm_vec(s, type, vece, a0, a1, a2);
return;
+ case INDEX_op_add_vec:
+ insn = add_op[vece];
+ break;
+ case INDEX_op_sub_vec:
+ insn = sub_op[vece];
+ break;
case INDEX_op_smin_vec:
insn = smin_op[vece];
break;
@@ -3251,6 +3269,8 @@ static const TCGTargetOpDef *tcg_target_op_def(TCGOpcode
op)
return (TCG_TARGET_REG_BITS == 64 ? &S_S
: TARGET_LONG_BITS == 32 ? &S_S_S : &S_S_S_S);
+ case INDEX_op_add_vec:
+ case INDEX_op_sub_vec:
case INDEX_op_and_vec:
case INDEX_op_or_vec:
case INDEX_op_xor_vec:
--
2.17.1
- [PATCH v7 00/22] tcg/ppc: Add vector opcodes, Richard Henderson, 2019/09/30
- [PATCH v7 01/22] tcg/ppc: Introduce Altivec registers, Richard Henderson, 2019/09/30
- [PATCH v7 02/22] tcg/ppc: Introduce macro VX4(), Richard Henderson, 2019/09/30
- [PATCH v7 03/22] tcg/ppc: Introduce macros VRT(), VRA(), VRB(), VRC(), Richard Henderson, 2019/09/30
- [PATCH v7 05/22] tcg/ppc: Replace HAVE_ISA_2_06, Richard Henderson, 2019/09/30
- [PATCH v7 06/22] tcg/ppc: Replace HAVE_ISEL macro with a variable, Richard Henderson, 2019/09/30
- [PATCH v7 04/22] tcg/ppc: Create TCGPowerISA and have_isa, Richard Henderson, 2019/09/30
- [PATCH v7 07/22] tcg/ppc: Enable tcg backend vector compilation, Richard Henderson, 2019/09/30
- [PATCH v7 10/22] tcg/ppc: Add support for vector add/subtract,
Richard Henderson <=
- [PATCH v7 08/22] tcg/ppc: Add support for load/store/logic/comparison, Richard Henderson, 2019/09/30
- [PATCH v7 09/22] tcg/ppc: Add support for vector maximum/minimum, Richard Henderson, 2019/09/30
- [PATCH v7 11/22] tcg/ppc: Add support for vector saturated add/subtract, Richard Henderson, 2019/09/30
- [PATCH v7 14/22] tcg/ppc: Support vector dup2, Richard Henderson, 2019/09/30
- [PATCH v7 12/22] tcg/ppc: Support vector shift by immediate, Richard Henderson, 2019/09/30
- [PATCH v7 13/22] tcg/ppc: Support vector multiply, Richard Henderson, 2019/09/30
- [PATCH v7 15/22] tcg/ppc: Enable Altivec detection, Richard Henderson, 2019/09/30
- [PATCH v7 18/22] tcg/ppc: Update vector support for v2.07 VSX, Richard Henderson, 2019/09/30
- [PATCH v7 16/22] tcg/ppc: Update vector support for VSX, Richard Henderson, 2019/09/30
- [PATCH v7 17/22] tcg/ppc: Update vector support for v2.07 Altivec, Richard Henderson, 2019/09/30