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cmd/compile/internal/ir: delete unused code

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Change-Id: I4f7581d1f4cd8a305acc02454e032c0788d39283
Reviewed-on: https://go-review.googlesource.com/c/go/+/436646
Reviewed-by: Robert Griesemer <gri@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
Run-TryBot: Robert Griesemer <gri@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Ian Lance Taylor <iant@google.com>
This commit is contained in:
cuiweixie 2022-09-29 20:00:00 +08:00 committed by Gopher Robot
parent 32a52e0399
commit e7a3d87dda
1 changed files with 0 additions and 34 deletions
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34
src/cmd/compile/internal/ir/bitset.go
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@ -35,37 +35,3 @@ func (f *bitset16) set(mask uint16, b bool) {
*(*uint16)(f) &^= mask
}
}
type bitset32 uint32
func (f *bitset32) set(mask uint32, b bool) {
if b {
*(*uint32)(f) |= mask
} else {
*(*uint32)(f) &^= mask
}
}
func (f bitset32) get2(shift uint8) uint8 {
return uint8(f>>shift) & 3
}
// set2 sets two bits in f using the bottom two bits of b.
func (f *bitset32) set2(shift uint8, b uint8) {
// Clear old bits.
*(*uint32)(f) &^= 3 << shift
// Set new bits.
*(*uint32)(f) |= uint32(b&3) << shift
}
func (f bitset32) get3(shift uint8) uint8 {
return uint8(f>>shift) & 7
}
// set3 sets three bits in f using the bottom three bits of b.
func (f *bitset32) set3(shift uint8, b uint8) {
// Clear old bits.
*(*uint32)(f) &^= 7 << shift
// Set new bits.
*(*uint32)(f) |= uint32(b&7) << shift
}