Adding upstream version 1.18.10.upstream/1.18.10upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 51 insertions, 0 deletions

diff --git a/src/cmd/compile/internal/ssagen/arch.go b/src/cmd/compile/internal/ssagen/arch.go
new file mode 100644
index 0000000..483e45c
--- /dev/null
+++ b/src/cmd/compile/internal/ssagen/arch.go
@@ -0,0 +1,51 @@
+// 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
+}