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opt / golang / 1.19.4 / src / cmd / compile / internal / ssagen /

📁 ..
📄 abi.go(12.5 KB)
📄 arch.go(1.55 KB)
📄 nowb.go(5.75 KB)
📄 pgen.go(8.13 KB)
📄 phi.go(15.22 KB)
📄 ssa.go(272.66 KB)

Editing: arch.go

// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package ssagen

import (
	"cmd/compile/internal/ir"
	"cmd/compile/internal/objw"
	"cmd/compile/internal/ssa"
	"cmd/compile/internal/types"
	"cmd/internal/obj"
)

var Arch ArchInfo

// interface to back end

type ArchInfo struct {
	LinkArch *obj.LinkArch

REGSP     int
	MAXWIDTH  int64
	SoftFloat bool

PadFrame func(int64) int64

// ZeroRange zeroes a range of memory on stack. It is only inserted
	// at function entry, and it is ok to clobber registers.
	ZeroRange func(*objw.Progs, *obj.Prog, int64, int64, *uint32) *obj.Prog

Ginsnop func(*objw.Progs) *obj.Prog

// SSAMarkMoves marks any MOVXconst ops that need to avoid clobbering flags.
	SSAMarkMoves func(*State, *ssa.Block)

// SSAGenValue emits Prog(s) for the Value.
	SSAGenValue func(*State, *ssa.Value)

// SSAGenBlock emits end-of-block Progs. SSAGenValue should be called
	// for all values in the block before SSAGenBlock.
	SSAGenBlock func(s *State, b, next *ssa.Block)

// LoadRegResult emits instructions that loads register-assigned result
	// at n+off (n is PPARAMOUT) to register reg. The result is already in
	// memory. Used in open-coded defer return path.
	LoadRegResult func(s *State, f *ssa.Func, t *types.Type, reg int16, n *ir.Name, off int64) *obj.Prog

// SpillArgReg emits instructions that spill reg to n+off.
	SpillArgReg func(pp *objw.Progs, p *obj.Prog, f *ssa.Func, t *types.Type, reg int16, n *ir.Name, off int64) *obj.Prog
}

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Editing: arch.go

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