From: Carlos Eduardo Seo <cseo@linux.vnet.ibm.com>
Date: Wed, 18 Apr 2018 15:03:26 +0000 (-0300)
Subject: cmd/internal/obj/ppc64: add vector multiply instructions
X-Git-Tag: go1.11beta1~767
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=4c15fdb32b58cae0a999fdd2fb8eae1c720c870b;p=gostls13.git

cmd/internal/obj/ppc64: add vector multiply instructions

This change adds vector multiply instructions to the assembler for
ppc64x.

Change-Id: I5143a2dc3736951344d43999066d38ab8be4a721
Reviewed-on: https://go-review.googlesource.com/107795
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
---

diff --git a/src/cmd/asm/internal/asm/testdata/ppc64.s b/src/cmd/asm/internal/asm/testdata/ppc64.s
index c6150573fc..ba00b8f6e2 100644
--- a/src/cmd/asm/internal/asm/testdata/ppc64.s
+++ b/src/cmd/asm/internal/asm/testdata/ppc64.s
@@ -814,6 +814,23 @@ label1:
 	VADDEUQM V4, V3, V2, V1
 	VADDECUQ V4, V3, V2, V1
 
+//	Vector multiply, VX-form
+//	<MNEMONIC>  VRA,VRB,VRT produces
+//	<mnemonic>  VRT,VRA,VRB
+	VMULESB V2, V3, V1
+	VMULOSB V2, V3, V1
+	VMULEUB V2, V3, V1
+	VMULOUB V2, V3, V1
+	VMULESH V2, V3, V1
+	VMULOSH V2, V3, V1
+	VMULEUH V2, V3, V1
+	VMULOUH V2, V3, V1
+	VMULESW V2, V3, V1
+	VMULOSW V2, V3, V1
+	VMULEUW V2, V3, V1
+	VMULOUW V2, V3, V1
+	VMULUWM V2, V3, V1
+
 //	Vector polynomial multiply-sum, VX-form
 //	<MNEMONIC>  VRA,VRB,VRT produces
 //	<mnemonic>  VRT,VRA,VRB
diff --git a/src/cmd/internal/obj/ppc64/a.out.go b/src/cmd/internal/obj/ppc64/a.out.go
index 55e544209d..8f56da0763 100644
--- a/src/cmd/internal/obj/ppc64/a.out.go
+++ b/src/cmd/internal/obj/ppc64/a.out.go
@@ -817,6 +817,19 @@ const (
 	AVSUBE
 	AVSUBEUQM
 	AVSUBECUQ
+	AVMULESB
+	AVMULOSB
+	AVMULEUB
+	AVMULOUB
+	AVMULESH
+	AVMULOSH
+	AVMULEUH
+	AVMULOUH
+	AVMULESW
+	AVMULOSW
+	AVMULEUW
+	AVMULOUW
+	AVMULUWM
 	AVPMSUM
 	AVPMSUMB
 	AVPMSUMH
diff --git a/src/cmd/internal/obj/ppc64/anames.go b/src/cmd/internal/obj/ppc64/anames.go
index bfbb544d09..6006f15ad6 100644
--- a/src/cmd/internal/obj/ppc64/anames.go
+++ b/src/cmd/internal/obj/ppc64/anames.go
@@ -409,6 +409,19 @@ var Anames = []string{
 	"VSUBE",
 	"VSUBEUQM",
 	"VSUBECUQ",
+	"VMULESB",
+	"VMULOSB",
+	"VMULEUB",
+	"VMULOUB",
+	"VMULESH",
+	"VMULOSH",
+	"VMULEUH",
+	"VMULOUH",
+	"VMULESW",
+	"VMULOSW",
+	"VMULEUW",
+	"VMULOUW",
+	"VMULUWM",
 	"VPMSUM",
 	"VPMSUMB",
 	"VPMSUMH",
diff --git a/src/cmd/internal/obj/ppc64/asm9.go b/src/cmd/internal/obj/ppc64/asm9.go
index bfa17fc3b0..4dcb52f9ee 100644
--- a/src/cmd/internal/obj/ppc64/asm9.go
+++ b/src/cmd/internal/obj/ppc64/asm9.go
@@ -423,6 +423,7 @@ var optab = []Optab{
 	{AVSUBE, C_VREG, C_VREG, C_VREG, C_VREG, 83, 4, 0},  /* vector subtract extended, va-form */
 
 	/* Vector multiply */
+	{AVMULESB, C_VREG, C_VREG, C_NONE, C_VREG, 82, 4, 9},  /* vector multiply, vx-form */
 	{AVPMSUM, C_VREG, C_VREG, C_NONE, C_VREG, 82, 4, 0},   /* vector polynomial multiply & sum, vx-form */
 	{AVMSUMUDM, C_VREG, C_VREG, C_VREG, C_VREG, 83, 4, 0}, /* vector multiply-sum, va-form */
 
@@ -1344,6 +1345,19 @@ func buildop(ctxt *obj.Link) {
 			opset(AVSUBEUQM, r0)
 			opset(AVSUBECUQ, r0)
 
+		case AVMULESB: /* vmulesb, vmulosb, vmuleub, vmuloub, vmulosh, vmulouh, vmulesw, vmulosw, vmuleuw, vmulouw, vmuluwm */
+			opset(AVMULOSB, r0)
+			opset(AVMULEUB, r0)
+			opset(AVMULOUB, r0)
+			opset(AVMULESH, r0)
+			opset(AVMULOSH, r0)
+			opset(AVMULEUH, r0)
+			opset(AVMULOUH, r0)
+			opset(AVMULESW, r0)
+			opset(AVMULOSW, r0)
+			opset(AVMULEUW, r0)
+			opset(AVMULOUW, r0)
+			opset(AVMULUWM, r0)
 		case AVPMSUM: /* vpmsumb, vpmsumh, vpmsumw, vpmsumd */
 			opset(AVPMSUMB, r0)
 			opset(AVPMSUMH, r0)
@@ -4182,6 +4196,33 @@ func (c *ctxt9) oprrr(a obj.As) uint32 {
 	case AVADDECUQ:
 		return OPVX(4, 61, 0, 0) /* vaddecuq - v2.07 */
 
+	case AVMULESB:
+		return OPVX(4, 776, 0, 0) /* vmulesb - v2.03 */
+	case AVMULOSB:
+		return OPVX(4, 264, 0, 0) /* vmulosb - v2.03 */
+	case AVMULEUB:
+		return OPVX(4, 520, 0, 0) /* vmuleub - v2.03 */
+	case AVMULOUB:
+		return OPVX(4, 8, 0, 0) /* vmuloub - v2.03 */
+	case AVMULESH:
+		return OPVX(4, 840, 0, 0) /* vmulesh - v2.03 */
+	case AVMULOSH:
+		return OPVX(4, 328, 0, 0) /* vmulosh - v2.03 */
+	case AVMULEUH:
+		return OPVX(4, 584, 0, 0) /* vmuleuh - v2.03 */
+	case AVMULOUH:
+		return OPVX(4, 72, 0, 0) /* vmulouh - v2.03 */
+	case AVMULESW:
+		return OPVX(4, 904, 0, 0) /* vmulesw - v2.07 */
+	case AVMULOSW:
+		return OPVX(4, 392, 0, 0) /* vmulosw - v2.07 */
+	case AVMULEUW:
+		return OPVX(4, 648, 0, 0) /* vmuleuw - v2.07 */
+	case AVMULOUW:
+		return OPVX(4, 136, 0, 0) /* vmulouw - v2.07 */
+	case AVMULUWM:
+		return OPVX(4, 137, 0, 0) /* vmuluwm - v2.07 */
+
 	case AVPMSUMB:
 		return OPVX(4, 1032, 0, 0) /* vpmsumb - v2.07 */
 	case AVPMSUMH: