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cmd/compile: initialize ACArgs and ACResults AuxCall fields for static and interface calls.

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Extend use of AuxCall

Change-Id: I68b6d9bad09506532e1415fd70d44cf6c15b4b93
Reviewed-on: https://go-review.googlesource.com/c/go/+/239081
Trust: David Chase <drchase@google.com>
Run-TryBot: David Chase <drchase@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
This commit is contained in:
David Chase 2020-06-19 15:29:51 -04:00
parent 3c85e995ef
commit acde81e0a9
7 changed files with 102 additions and 29 deletions
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6
src/cmd/compile/internal/ssa/writebarrier.go
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@ -501,29 +501,33 @@ func wbcall(pos src.XPos, b *Block, fn, typ *obj.LSym, ptr, val, mem, sp, sb *Va
// put arguments on stack
off := config.ctxt.FixedFrameSize()
var ACArgs []Param
if typ != nil { // for typedmemmove
taddr := b.NewValue1A(pos, OpAddr, b.Func.Config.Types.Uintptr, typ, sb)
off = round(off, taddr.Type.Alignment())
arg := b.NewValue1I(pos, OpOffPtr, taddr.Type.PtrTo(), off, sp)
mem = b.NewValue3A(pos, OpStore, types.TypeMem, ptr.Type, arg, taddr, mem)
ACArgs = append(ACArgs, Param{Type: b.Func.Config.Types.Uintptr, Offset: int32(off)})
off += taddr.Type.Size()
}
off = round(off, ptr.Type.Alignment())
arg := b.NewValue1I(pos, OpOffPtr, ptr.Type.PtrTo(), off, sp)
mem = b.NewValue3A(pos, OpStore, types.TypeMem, ptr.Type, arg, ptr, mem)
ACArgs = append(ACArgs, Param{Type: ptr.Type, Offset: int32(off)})
off += ptr.Type.Size()
if val != nil {
off = round(off, val.Type.Alignment())
arg = b.NewValue1I(pos, OpOffPtr, val.Type.PtrTo(), off, sp)
mem = b.NewValue3A(pos, OpStore, types.TypeMem, val.Type, arg, val, mem)
ACArgs = append(ACArgs, Param{Type: val.Type, Offset: int32(off)})
off += val.Type.Size()
}
off = round(off, config.PtrSize)
// issue call
mem = b.NewValue1A(pos, OpStaticCall, types.TypeMem, StaticAuxCall(fn), mem)
mem = b.NewValue1A(pos, OpStaticCall, types.TypeMem, StaticAuxCall(fn, ACArgs, nil), mem)
mem.AuxInt = off - config.ctxt.FixedFrameSize()
return mem
}