From 2ef70d9d0f98832c8103a7968b195e560a8bb262 Mon Sep 17 00:00:00 2001 From: Huang Qiqi Date: Mon, 13 Mar 2023 18:50:49 +0800 Subject: [PATCH] cmd/internal/obj/loong64: add support for movgr2cf and movcf2gr instructions Change-Id: I7ff3c8df24ed7990fe104bc2530354c0bd5fe018 Reviewed-on: https://go-review.googlesource.com/c/go/+/475576 TryBot-Result: Gopher Robot Run-TryBot: Cherry Mui Reviewed-by: Cherry Mui Reviewed-by: Dmitri Shuralyov Reviewed-by: abner chenc Reviewed-by: xiaodong liu Reviewed-by: WANG Xuerui --- src/cmd/asm/internal/asm/testdata/loong64enc1.s | 3 +++ src/cmd/internal/obj/loong64/asm.go | 11 +++++++++++ 2 files changed, 14 insertions(+) diff --git a/src/cmd/asm/internal/asm/testdata/loong64enc1.s b/src/cmd/asm/internal/asm/testdata/loong64enc1.s index 0cc077c091..4f3cb2b2ee 100644 --- a/src/cmd/asm/internal/asm/testdata/loong64enc1.s +++ b/src/cmd/asm/internal/asm/testdata/loong64enc1.s @@ -222,3 +222,6 @@ lable2: RDTIMELW R4, R0 // 80600000 RDTIMEHW R4, R0 // 80640000 RDTIMED R4, R5 // 85680000 + + MOVV FCC0, R4 // 04dc1401 + MOVV R4, FCC0 // 80d81401 diff --git a/src/cmd/internal/obj/loong64/asm.go b/src/cmd/internal/obj/loong64/asm.go index f4311c4c07..086cad4aa4 100644 --- a/src/cmd/internal/obj/loong64/asm.go +++ b/src/cmd/internal/obj/loong64/asm.go @@ -324,6 +324,9 @@ var optab = []Optab{ {AMOVV, C_REG, C_NONE, C_FREG, C_NONE, 47, 4, 0, sys.Loong64, 0}, {AMOVV, C_FREG, C_NONE, C_REG, C_NONE, 48, 4, 0, sys.Loong64, 0}, + {AMOVV, C_FCCREG, C_NONE, C_REG, C_NONE, 63, 4, 0, sys.Loong64, 0}, + {AMOVV, C_REG, C_NONE, C_FCCREG, C_NONE, 64, 4, 0, sys.Loong64, 0}, + {AMOVW, C_ADDCON, C_NONE, C_FREG, C_NONE, 34, 8, 0, sys.Loong64, 0}, {AMOVW, C_ANDCON, C_NONE, C_FREG, C_NONE, 34, 8, 0, sys.Loong64, 0}, @@ -1622,6 +1625,14 @@ func (c *ctxt0) asmout(p *obj.Prog, o *Optab, out []uint32) { case 62: // rdtimex rd, rj o1 = OP_RR(c.oprr(p.As), uint32(p.To.Reg), uint32(p.RegTo2)) + + case 63: // movv c_fcc0, c_reg ==> movcf2gr rd, cj + a := OP_TEN(8, 1335) + o1 = OP_RR(a, uint32(p.From.Reg), uint32(p.To.Reg)) + + case 64: // movv c_reg, c_fcc0 ==> movgr2cf cd, rj + a := OP_TEN(8, 1334) + o1 = OP_RR(a, uint32(p.From.Reg), uint32(p.To.Reg)) } out[0] = o1 -- 2.50.0