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cmd/internal/obj/loong64: add {V,XV}ILV{L/H}.{B/H/W/D} instructions support 

Go asm syntax:
	 VILV{L/H}{B/H/W/V}	VK, VJ, VD
	XVILV{L/H}{B/H/W/V}	XK, XJ, XD

Equivalent platform assembler syntax:
	 vilv{l/h}.{b/h/w/d}	vd, vj, vk
	xvilv{l/h}.{b/h/w/d}	xd, xj, xk

Change-Id: I40e21737649d9fdbbc9a423e859f4c0a56d069fb
Reviewed-on: https://go-review.googlesource.com/c/go/+/635936
Reviewed-by: Junyang Shao <shaojunyang@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
Reviewed-by: abner chenc <chenguoqi@loongson.cn>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Junyang Shao <shaojunyang@google.com>
This commit is contained in:
Xiaolin Zhao 2024-12-13 18:00:09 +08:00 committed by Gopher Robot
parent 3aef716168
commit 53d689ce99
4 changed files with 100 additions and 0 deletions
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18
src/cmd/asm/internal/asm/testdata/loong64enc1.s vendored
View File

@ -719,3 +719,21 @@ lable2:
XVSUBHU $14, X1, X2 // 22b88c76
XVSUBWU $15, X1, X2 // 223c8d76
XVSUBVU $16, X1, X2 // 22c08d76
// [X]VILV{L/H}{B,H,W,V} instructions
VILVLB V1, V2, V3 // 43041a71
VILVLH V1, V2, V3 // 43841a71
VILVLW V1, V2, V3 // 43041b71
VILVLV V1, V2, V3 // 43841b71
VILVHB V1, V2, V3 // 43041c71
VILVHH V1, V2, V3 // 43841c71
VILVHW V1, V2, V3 // 43041d71
VILVHV V1, V2, V3 // 43841d71
XVILVLB X3, X2, X1 // 410c1a75
XVILVLH X3, X2, X1 // 418c1a75
XVILVLW X3, X2, X1 // 410c1b75
XVILVLV X3, X2, X1 // 418c1b75
XVILVHB X3, X2, X1 // 410c1c75
XVILVHH X3, X2, X1 // 418c1c75
XVILVHW X3, X2, X1 // 410c1d75
XVILVHV X3, X2, X1 // 418c1d75

18
src/cmd/internal/obj/loong64/a.out.go
View File

@ -837,6 +837,24 @@ const (
AXVROTRW
AXVROTRV
// LSX and LASX move and shuffle instructions
AVILVLB
AVILVLH
AVILVLW
AVILVLV
AVILVHB
AVILVHH
AVILVHW
AVILVHV
AXVILVLB
AXVILVLH
AXVILVLW
AXVILVLV
AXVILVHB
AXVILVHH
AXVILVHW
AXVILVHV
ALAST
// aliases

16
src/cmd/internal/obj/loong64/anames.go
View File

@ -345,5 +345,21 @@ var Anames = []string{
"XVROTRH",
"XVROTRW",
"XVROTRV",
"VILVLB",
"VILVLH",
"VILVLW",
"VILVLV",
"VILVHB",
"VILVHH",
"VILVHW",
"VILVHV",
"XVILVLB",
"XVILVLH",
"XVILVLW",
"XVILVLV",
"XVILVHB",
"XVILVHH",
"XVILVHW",
"XVILVHV",
"LAST",
}

48
src/cmd/internal/obj/loong64/asm.go
View File

@ -1539,11 +1539,27 @@ func buildop(ctxt *obj.Link) {
opset(AVSEQH, r0)
opset(AVSEQW, r0)
opset(AVSEQV, r0)
opset(AVILVLB, r0)
opset(AVILVLH, r0)
opset(AVILVLW, r0)
opset(AVILVLV, r0)
opset(AVILVHB, r0)
opset(AVILVHH, r0)
opset(AVILVHW, r0)
opset(AVILVHV, r0)
case AXVSEQB:
opset(AXVSEQH, r0)
opset(AXVSEQW, r0)
opset(AXVSEQV, r0)
opset(AXVILVLB, r0)
opset(AXVILVLH, r0)
opset(AXVILVLW, r0)
opset(AXVILVLV, r0)
opset(AXVILVHB, r0)
opset(AXVILVHH, r0)
opset(AXVILVHW, r0)
opset(AXVILVHV, r0)
case AVPCNTB:
opset(AVPCNTH, r0)
@ -2862,6 +2878,38 @@ func (c *ctxt0) oprrr(a obj.As) uint32 {
return 0xe81b << 15 // xvsub.d
case AXVSUBQ:
return 0xea5b << 15 // xvsub.q
case AVILVLB:
return 0xe234 << 15 // vilvl.b
case AVILVLH:
return 0xe235 << 15 // vilvl.h
case AVILVLW:
return 0xe236 << 15 // vilvl.w
case AVILVLV:
return 0xe237 << 15 // vilvl.d
case AVILVHB:
return 0xe238 << 15 // vilvh.b
case AVILVHH:
return 0xe239 << 15 // vilvh.h
case AVILVHW:
return 0xe23a << 15 // vilvh.w
case AVILVHV:
return 0xe23b << 15 // vilvh.d
case AXVILVLB:
return 0xea34 << 15 // xvilvl.b
case AXVILVLH:
return 0xea35 << 15 // xvilvl.h
case AXVILVLW:
return 0xea36 << 15 // xvilvl.w
case AXVILVLV:
return 0xea37 << 15 // xvilvl.d
case AXVILVHB:
return 0xea38 << 15 // xvilvh.b
case AXVILVHH:
return 0xea39 << 15 // xvilvh.h
case AXVILVHW:
return 0xea3a << 15 // xvilvh.w
case AXVILVHV:
return 0xea3b << 15 // xvilvh.d
}
if a < 0 {