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[dev.inline] cmd/compile: introduce cmd/internal/src.Pos type for line numbers

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This is a step toward chosing a different position representation.
By introducing an explicit type, it will be easier to make the
transition step-wise while ensuring everything keeps running.

This has been reviewed via https://go-review.googlesource.com/#/c/34025/.

Change-Id: Ibceddcd62d8f346321ac3250e3940e9c436ed684
Reviewed-on: https://go-review.googlesource.com/34132
Run-TryBot: Robert Griesemer <gri@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: David Lazar <lazard@golang.org>
This commit is contained in:
Robert Griesemer 2016-12-06 17:08:06 -08:00
parent 0be4ef3ea6
commit 24597c080b
27 changed files with 181 additions and 132 deletions
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3
src/cmd/compile/internal/gc/phi.go
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@ -6,6 +6,7 @@ package gc
import (
"cmd/compile/internal/ssa"
"cmd/internal/src"
"container/heap"
"fmt"
)
@ -499,7 +500,7 @@ loop:
}
// lookupVarOutgoing finds the variable's value at the end of block b.
func (s *simplePhiState) lookupVarOutgoing(b *ssa.Block, t ssa.Type, var_ *Node, line int32) *ssa.Value {
func (s *simplePhiState) lookupVarOutgoing(b *ssa.Block, t ssa.Type, var_ *Node, line src.Pos) *ssa.Value {
for {
if v := s.defvars[b.ID][var_]; v != nil {
return v