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cmd/internal/obj/loong64: add support for movgr2cf and movcf2gr instructions

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Change-Id: I7ff3c8df24ed7990fe104bc2530354c0bd5fe018
Reviewed-on: https://go-review.googlesource.com/c/go/+/475576
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Cherry Mui <cherryyz@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
Reviewed-by: abner chenc <chenguoqi@loongson.cn>
Reviewed-by: xiaodong liu <teaofmoli@gmail.com>
Reviewed-by: WANG Xuerui <git@xen0n.name>
This commit is contained in:
Huang Qiqi 2023-03-13 18:50:49 +08:00 committed by Ben Shi
parent 6f2ef5ec98
commit 2ef70d9d0f
2 changed files with 14 additions and 0 deletions
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3
src/cmd/asm/internal/asm/testdata/loong64enc1.s vendored
View file

@ -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

11
src/cmd/internal/obj/loong64/asm.go
View file

@ -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