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cmd: use built-in min/max instead of bespoke versions

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Now that we're bootstrapping from a toolchain that has min/max builtins.

Update #64751

Change-Id: I63eedf3cca00f56f62ca092949cb2dc61db03361
Reviewed-on: https://go-review.googlesource.com/c/go/+/610355
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Keith Randall 2024-09-03 13:29:42 -07:00
parent 820f58a27f
commit f90f7e90b3
9 changed files with 18 additions and 100 deletions
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17
src/cmd/compile/internal/ssa/regalloc.go
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@ -511,8 +511,8 @@ func (s *regAllocState) makeSpill(v *Value, b *Block) *Value {
vi := &s.values[v.ID]
if vi.spill != nil {
// Final block not known - keep track of subtree where restores reside.
vi.restoreMin = min32(vi.restoreMin, s.sdom[b.ID].entry)
vi.restoreMax = max32(vi.restoreMax, s.sdom[b.ID].exit)
vi.restoreMin = min(vi.restoreMin, s.sdom[b.ID].entry)
vi.restoreMax = max(vi.restoreMax, s.sdom[b.ID].exit)
return vi.spill
}
// Make a spill for v. We don't know where we want
@ -2987,16 +2987,3 @@ func (d *desiredState) merge(x *desiredState) {
d.addList(e.ID, e.regs)
}
}
func min32(x, y int32) int32 {
if x < y {
return x
}
return y
}
func max32(x, y int32) int32 {
if x > y {
return x
}
return y
}