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authorRichard Henderson <richard.henderson@linaro.org>2019-06-23 19:04:40 +0200
committerRichard Henderson <richard.henderson@linaro.org>2019-10-14 07:09:58 -0700
commitd67508117db474971dfd3fe29714ec4d15cf2393 (patch)
tree8d2985b0d816a868df3846bdd4665a1053cdeafe /tcg
parente2382972829f93104cece078e7ed4d6323189288 (diff)
tcg/ppc: Add support for vector add/subtract
Add support for vector add/subtract using Altivec instructions: VADDUBM, VADDUHM, VADDUWM, VSUBUBM, VSUBUHM, VSUBUWM. Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Diffstat (limited to 'tcg')
-rw-r--r--tcg/ppc/tcg-target.inc.c20
1 files changed, 20 insertions, 0 deletions
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: