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-rw-r--r--src/cmd/compile/internal/ssa/gen/ARM.rules128
-rw-r--r--src/cmd/compile/internal/ssa/rewriteARM.go306
-rw-r--r--test/fixedbugs/issue42876.go18
3 files changed, 235 insertions, 217 deletions
diff --git a/src/cmd/compile/internal/ssa/gen/ARM.rules b/src/cmd/compile/internal/ssa/gen/ARM.rules
index 946acd4ccc..6637c6cae4 100644
--- a/src/cmd/compile/internal/ssa/gen/ARM.rules
+++ b/src/cmd/compile/internal/ssa/gen/ARM.rules
@@ -1369,38 +1369,38 @@
(LE (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 => (LEnoov (CMNshiftLLreg x y z) yes no)
(LE (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 => (LEnoov (CMNshiftRLreg x y z) yes no)
(LE (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 => (LEnoov (CMNshiftRAreg x y z) yes no)
-(LT (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (LT (TST x y) yes no)
-(LT (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (LT (TSTconst [c] x) yes no)
-(LT (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (LT (TSTshiftLL x y [c]) yes no)
-(LT (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (LT (TSTshiftRL x y [c]) yes no)
-(LT (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (LT (TSTshiftRA x y [c]) yes no)
-(LT (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (LT (TSTshiftLLreg x y z) yes no)
-(LT (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (LT (TSTshiftRLreg x y z) yes no)
-(LT (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (LT (TSTshiftRAreg x y z) yes no)
-(LE (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (LE (TST x y) yes no)
-(LE (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (LE (TSTconst [c] x) yes no)
-(LE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (LE (TSTshiftLL x y [c]) yes no)
-(LE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (LE (TSTshiftRL x y [c]) yes no)
-(LE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (LE (TSTshiftRA x y [c]) yes no)
-(LE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (LE (TSTshiftLLreg x y z) yes no)
-(LE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (LE (TSTshiftRLreg x y z) yes no)
-(LE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (LE (TSTshiftRAreg x y z) yes no)
-(LT (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (LT (TEQ x y) yes no)
-(LT (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (LT (TEQconst [c] x) yes no)
-(LT (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (LT (TEQshiftLL x y [c]) yes no)
-(LT (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (LT (TEQshiftRL x y [c]) yes no)
-(LT (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (LT (TEQshiftRA x y [c]) yes no)
-(LT (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (LT (TEQshiftLLreg x y z) yes no)
-(LT (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (LT (TEQshiftRLreg x y z) yes no)
-(LT (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (LT (TEQshiftRAreg x y z) yes no)
-(LE (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (LE (TEQ x y) yes no)
-(LE (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (LE (TEQconst [c] x) yes no)
-(LE (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (LE (TEQshiftLL x y [c]) yes no)
-(LE (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (LE (TEQshiftRL x y [c]) yes no)
-(LE (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (LE (TEQshiftRA x y [c]) yes no)
-(LE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (LE (TEQshiftLLreg x y z) yes no)
-(LE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (LE (TEQshiftRLreg x y z) yes no)
-(LE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (LE (TEQshiftRAreg x y z) yes no)
+(LT (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (LTnoov (TST x y) yes no)
+(LT (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (LTnoov (TSTconst [c] x) yes no)
+(LT (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (LTnoov (TSTshiftLL x y [c]) yes no)
+(LT (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (LTnoov (TSTshiftRL x y [c]) yes no)
+(LT (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (LTnoov (TSTshiftRA x y [c]) yes no)
+(LT (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (LTnoov (TSTshiftLLreg x y z) yes no)
+(LT (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (LTnoov (TSTshiftRLreg x y z) yes no)
+(LT (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (LTnoov (TSTshiftRAreg x y z) yes no)
+(LE (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (LEnoov (TST x y) yes no)
+(LE (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (LEnoov (TSTconst [c] x) yes no)
+(LE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (LEnoov (TSTshiftLL x y [c]) yes no)
+(LE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (LEnoov (TSTshiftRL x y [c]) yes no)
+(LE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (LEnoov (TSTshiftRA x y [c]) yes no)
+(LE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (LEnoov (TSTshiftLLreg x y z) yes no)
+(LE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (LEnoov (TSTshiftRLreg x y z) yes no)
+(LE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (LEnoov (TSTshiftRAreg x y z) yes no)
+(LT (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (LTnoov (TEQ x y) yes no)
+(LT (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (LTnoov (TEQconst [c] x) yes no)
+(LT (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (LTnoov (TEQshiftLL x y [c]) yes no)
+(LT (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (LTnoov (TEQshiftRL x y [c]) yes no)
+(LT (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (LTnoov (TEQshiftRA x y [c]) yes no)
+(LT (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (LTnoov (TEQshiftLLreg x y z) yes no)
+(LT (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (LTnoov (TEQshiftRLreg x y z) yes no)
+(LT (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (LTnoov (TEQshiftRAreg x y z) yes no)
+(LE (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (LEnoov (TEQ x y) yes no)
+(LE (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (LEnoov (TEQconst [c] x) yes no)
+(LE (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (LEnoov (TEQshiftLL x y [c]) yes no)
+(LE (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (LEnoov (TEQshiftRL x y [c]) yes no)
+(LE (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (LEnoov (TEQshiftRA x y [c]) yes no)
+(LE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (LEnoov (TEQshiftLLreg x y z) yes no)
+(LE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (LEnoov (TEQshiftRLreg x y z) yes no)
+(LE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (LEnoov (TEQshiftRAreg x y z) yes no)
(GT (CMPconst [0] l:(SUB x y)) yes no) && l.Uses==1 => (GTnoov (CMP x y) yes no)
(GT (CMPconst [0] l:(MULS x y a)) yes no) && l.Uses==1 => (GTnoov (CMP a (MUL <x.Type> x y)) yes no)
(GT (CMPconst [0] l:(SUBconst [c] x)) yes no) && l.Uses==1 => (GTnoov (CMPconst [c] x) yes no)
@@ -1436,39 +1436,39 @@
(GE (CMPconst [0] l:(ADDshiftLLreg x y z)) yes no) && l.Uses==1 => (GEnoov (CMNshiftLLreg x y z) yes no)
(GE (CMPconst [0] l:(ADDshiftRLreg x y z)) yes no) && l.Uses==1 => (GEnoov (CMNshiftRLreg x y z) yes no)
(GE (CMPconst [0] l:(ADDshiftRAreg x y z)) yes no) && l.Uses==1 => (GEnoov (CMNshiftRAreg x y z) yes no)
-(GT (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (GT (TST x y) yes no)
(GT (CMPconst [0] l:(MULA x y a)) yes no) && l.Uses==1 => (GTnoov (CMN a (MUL <x.Type> x y)) yes no)
-(GT (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (GT (TSTconst [c] x) yes no)
-(GT (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (GT (TSTshiftLL x y [c]) yes no)
-(GT (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (GT (TSTshiftRL x y [c]) yes no)
-(GT (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (GT (TSTshiftRA x y [c]) yes no)
-(GT (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (GT (TSTshiftLLreg x y z) yes no)
-(GT (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (GT (TSTshiftRLreg x y z) yes no)
-(GT (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (GT (TSTshiftRAreg x y z) yes no)
-(GE (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (GE (TST x y) yes no)
-(GE (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (GE (TSTconst [c] x) yes no)
-(GE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (GE (TSTshiftLL x y [c]) yes no)
-(GE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (GE (TSTshiftRL x y [c]) yes no)
-(GE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (GE (TSTshiftRA x y [c]) yes no)
-(GE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (GE (TSTshiftLLreg x y z) yes no)
-(GE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (GE (TSTshiftRLreg x y z) yes no)
-(GE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (GE (TSTshiftRAreg x y z) yes no)
-(GT (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (GT (TEQ x y) yes no)
-(GT (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (GT (TEQconst [c] x) yes no)
-(GT (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (GT (TEQshiftLL x y [c]) yes no)
-(GT (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (GT (TEQshiftRL x y [c]) yes no)
-(GT (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (GT (TEQshiftRA x y [c]) yes no)
-(GT (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (GT (TEQshiftLLreg x y z) yes no)
-(GT (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (GT (TEQshiftRLreg x y z) yes no)
-(GT (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (GT (TEQshiftRAreg x y z) yes no)
-(GE (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (GE (TEQ x y) yes no)
-(GE (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (GE (TEQconst [c] x) yes no)
-(GE (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (GE (TEQshiftLL x y [c]) yes no)
-(GE (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (GE (TEQshiftRL x y [c]) yes no)
-(GE (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (GE (TEQshiftRA x y [c]) yes no)
-(GE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (GE (TEQshiftLLreg x y z) yes no)
-(GE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (GE (TEQshiftRLreg x y z) yes no)
-(GE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (GE (TEQshiftRAreg x y z) yes no)
+(GT (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (GTnoov (TST x y) yes no)
+(GT (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (GTnoov (TSTconst [c] x) yes no)
+(GT (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (GTnoov (TSTshiftLL x y [c]) yes no)
+(GT (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (GTnoov (TSTshiftRL x y [c]) yes no)
+(GT (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (GTnoov (TSTshiftRA x y [c]) yes no)
+(GT (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (GTnoov (TSTshiftLLreg x y z) yes no)
+(GT (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (GTnoov (TSTshiftRLreg x y z) yes no)
+(GT (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (GTnoov (TSTshiftRAreg x y z) yes no)
+(GE (CMPconst [0] l:(AND x y)) yes no) && l.Uses==1 => (GEnoov (TST x y) yes no)
+(GE (CMPconst [0] l:(ANDconst [c] x)) yes no) && l.Uses==1 => (GEnoov (TSTconst [c] x) yes no)
+(GE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no) && l.Uses==1 => (GEnoov (TSTshiftLL x y [c]) yes no)
+(GE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no) && l.Uses==1 => (GEnoov (TSTshiftRL x y [c]) yes no)
+(GE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no) && l.Uses==1 => (GEnoov (TSTshiftRA x y [c]) yes no)
+(GE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no) && l.Uses==1 => (GEnoov (TSTshiftLLreg x y z) yes no)
+(GE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no) && l.Uses==1 => (GEnoov (TSTshiftRLreg x y z) yes no)
+(GE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no) && l.Uses==1 => (GEnoov (TSTshiftRAreg x y z) yes no)
+(GT (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (GTnoov (TEQ x y) yes no)
+(GT (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (GTnoov (TEQconst [c] x) yes no)
+(GT (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (GTnoov (TEQshiftLL x y [c]) yes no)
+(GT (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (GTnoov (TEQshiftRL x y [c]) yes no)
+(GT (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (GTnoov (TEQshiftRA x y [c]) yes no)
+(GT (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (GTnoov (TEQshiftLLreg x y z) yes no)
+(GT (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (GTnoov (TEQshiftRLreg x y z) yes no)
+(GT (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (GTnoov (TEQshiftRAreg x y z) yes no)
+(GE (CMPconst [0] l:(XOR x y)) yes no) && l.Uses==1 => (GEnoov (TEQ x y) yes no)
+(GE (CMPconst [0] l:(XORconst [c] x)) yes no) && l.Uses==1 => (GEnoov (TEQconst [c] x) yes no)
+(GE (CMPconst [0] l:(XORshiftLL x y [c])) yes no) && l.Uses==1 => (GEnoov (TEQshiftLL x y [c]) yes no)
+(GE (CMPconst [0] l:(XORshiftRL x y [c])) yes no) && l.Uses==1 => (GEnoov (TEQshiftRL x y [c]) yes no)
+(GE (CMPconst [0] l:(XORshiftRA x y [c])) yes no) && l.Uses==1 => (GEnoov (TEQshiftRA x y [c]) yes no)
+(GE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no) && l.Uses==1 => (GEnoov (TEQshiftLLreg x y z) yes no)
+(GE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no) && l.Uses==1 => (GEnoov (TEQshiftRLreg x y z) yes no)
+(GE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no) && l.Uses==1 => (GEnoov (TEQshiftRAreg x y z) yes no)
(MOVBUload [off] {sym} (SB) _) && symIsRO(sym) => (MOVWconst [int32(read8(sym, int64(off)))])
(MOVHUload [off] {sym} (SB) _) && symIsRO(sym) => (MOVWconst [int32(read16(sym, int64(off), config.ctxt.Arch.ByteOrder))])
diff --git a/src/cmd/compile/internal/ssa/rewriteARM.go b/src/cmd/compile/internal/ssa/rewriteARM.go
index 47fd0a94cc..68495c558c 100644
--- a/src/cmd/compile/internal/ssa/rewriteARM.go
+++ b/src/cmd/compile/internal/ssa/rewriteARM.go
@@ -17389,7 +17389,7 @@ func rewriteBlockARM(b *Block) bool {
}
// match: (GE (CMPconst [0] l:(AND x y)) yes no)
// cond: l.Uses==1
- // result: (GE (TST x y) yes no)
+ // result: (GEnoov (TST x y) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17410,14 +17410,14 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTST, types.TypeFlags)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
break
}
// match: (GE (CMPconst [0] l:(ANDconst [c] x)) yes no)
// cond: l.Uses==1
- // result: (GE (TSTconst [c] x) yes no)
+ // result: (GEnoov (TSTconst [c] x) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17435,12 +17435,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTconst, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg(x)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no)
// cond: l.Uses==1
- // result: (GE (TSTshiftLL x y [c]) yes no)
+ // result: (GEnoov (TSTshiftLL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17459,12 +17459,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftLL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no)
// cond: l.Uses==1
- // result: (GE (TSTshiftRL x y [c]) yes no)
+ // result: (GEnoov (TSTshiftRL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17483,12 +17483,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no)
// cond: l.Uses==1
- // result: (GE (TSTshiftRA x y [c]) yes no)
+ // result: (GEnoov (TSTshiftRA x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17507,12 +17507,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRA, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GE (TSTshiftLLreg x y z) yes no)
+ // result: (GEnoov (TSTshiftLLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17530,12 +17530,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftLLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GE (TSTshiftRLreg x y z) yes no)
+ // result: (GEnoov (TSTshiftRLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17553,12 +17553,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GE (TSTshiftRAreg x y z) yes no)
+ // result: (GEnoov (TSTshiftRAreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17576,12 +17576,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRAreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(XOR x y)) yes no)
// cond: l.Uses==1
- // result: (GE (TEQ x y) yes no)
+ // result: (GEnoov (TEQ x y) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17602,14 +17602,14 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQ, types.TypeFlags)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
break
}
// match: (GE (CMPconst [0] l:(XORconst [c] x)) yes no)
// cond: l.Uses==1
- // result: (GE (TEQconst [c] x) yes no)
+ // result: (GEnoov (TEQconst [c] x) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17627,12 +17627,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQconst, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg(x)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(XORshiftLL x y [c])) yes no)
// cond: l.Uses==1
- // result: (GE (TEQshiftLL x y [c]) yes no)
+ // result: (GEnoov (TEQshiftLL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17651,12 +17651,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftLL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(XORshiftRL x y [c])) yes no)
// cond: l.Uses==1
- // result: (GE (TEQshiftRL x y [c]) yes no)
+ // result: (GEnoov (TEQshiftRL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17675,12 +17675,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(XORshiftRA x y [c])) yes no)
// cond: l.Uses==1
- // result: (GE (TEQshiftRA x y [c]) yes no)
+ // result: (GEnoov (TEQshiftRA x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17699,12 +17699,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRA, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GE (TEQshiftLLreg x y z) yes no)
+ // result: (GEnoov (TEQshiftLLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17722,12 +17722,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftLLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GE (TEQshiftRLreg x y z) yes no)
+ // result: (GEnoov (TEQshiftRLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17745,12 +17745,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
// match: (GE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GE (TEQshiftRAreg x y z) yes no)
+ // result: (GEnoov (TEQshiftRAreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -17768,7 +17768,7 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRAreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGE, v0)
+ b.resetWithControl(BlockARMGEnoov, v0)
return true
}
case BlockARMGEnoov:
@@ -18278,9 +18278,34 @@ func rewriteBlockARM(b *Block) bool {
b.resetWithControl(BlockARMGTnoov, v0)
return true
}
+ // match: (GT (CMPconst [0] l:(MULA x y a)) yes no)
+ // cond: l.Uses==1
+ // result: (GTnoov (CMN a (MUL <x.Type> x y)) yes no)
+ for b.Controls[0].Op == OpARMCMPconst {
+ v_0 := b.Controls[0]
+ if auxIntToInt32(v_0.AuxInt) != 0 {
+ break
+ }
+ l := v_0.Args[0]
+ if l.Op != OpARMMULA {
+ break
+ }
+ a := l.Args[2]
+ x := l.Args[0]
+ y := l.Args[1]
+ if !(l.Uses == 1) {
+ break
+ }
+ v0 := b.NewValue0(v_0.Pos, OpARMCMN, types.TypeFlags)
+ v1 := b.NewValue0(v_0.Pos, OpARMMUL, x.Type)
+ v1.AddArg2(x, y)
+ v0.AddArg2(a, v1)
+ b.resetWithControl(BlockARMGTnoov, v0)
+ return true
+ }
// match: (GT (CMPconst [0] l:(AND x y)) yes no)
// cond: l.Uses==1
- // result: (GT (TST x y) yes no)
+ // result: (GTnoov (TST x y) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18301,39 +18326,14 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTST, types.TypeFlags)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
break
}
- // match: (GT (CMPconst [0] l:(MULA x y a)) yes no)
- // cond: l.Uses==1
- // result: (GTnoov (CMN a (MUL <x.Type> x y)) yes no)
- for b.Controls[0].Op == OpARMCMPconst {
- v_0 := b.Controls[0]
- if auxIntToInt32(v_0.AuxInt) != 0 {
- break
- }
- l := v_0.Args[0]
- if l.Op != OpARMMULA {
- break
- }
- a := l.Args[2]
- x := l.Args[0]
- y := l.Args[1]
- if !(l.Uses == 1) {
- break
- }
- v0 := b.NewValue0(v_0.Pos, OpARMCMN, types.TypeFlags)
- v1 := b.NewValue0(v_0.Pos, OpARMMUL, x.Type)
- v1.AddArg2(x, y)
- v0.AddArg2(a, v1)
- b.resetWithControl(BlockARMGTnoov, v0)
- return true
- }
// match: (GT (CMPconst [0] l:(ANDconst [c] x)) yes no)
// cond: l.Uses==1
- // result: (GT (TSTconst [c] x) yes no)
+ // result: (GTnoov (TSTconst [c] x) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18351,12 +18351,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTconst, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg(x)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(ANDshiftLL x y [c])) yes no)
// cond: l.Uses==1
- // result: (GT (TSTshiftLL x y [c]) yes no)
+ // result: (GTnoov (TSTshiftLL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18375,12 +18375,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftLL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(ANDshiftRL x y [c])) yes no)
// cond: l.Uses==1
- // result: (GT (TSTshiftRL x y [c]) yes no)
+ // result: (GTnoov (TSTshiftRL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18399,12 +18399,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(ANDshiftRA x y [c])) yes no)
// cond: l.Uses==1
- // result: (GT (TSTshiftRA x y [c]) yes no)
+ // result: (GTnoov (TSTshiftRA x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18423,12 +18423,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRA, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GT (TSTshiftLLreg x y z) yes no)
+ // result: (GTnoov (TSTshiftLLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18446,12 +18446,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftLLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GT (TSTshiftRLreg x y z) yes no)
+ // result: (GTnoov (TSTshiftRLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18469,12 +18469,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GT (TSTshiftRAreg x y z) yes no)
+ // result: (GTnoov (TSTshiftRAreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18492,12 +18492,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRAreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(XOR x y)) yes no)
// cond: l.Uses==1
- // result: (GT (TEQ x y) yes no)
+ // result: (GTnoov (TEQ x y) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18518,14 +18518,14 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQ, types.TypeFlags)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
break
}
// match: (GT (CMPconst [0] l:(XORconst [c] x)) yes no)
// cond: l.Uses==1
- // result: (GT (TEQconst [c] x) yes no)
+ // result: (GTnoov (TEQconst [c] x) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18543,12 +18543,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQconst, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg(x)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(XORshiftLL x y [c])) yes no)
// cond: l.Uses==1
- // result: (GT (TEQshiftLL x y [c]) yes no)
+ // result: (GTnoov (TEQshiftLL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18567,12 +18567,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftLL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(XORshiftRL x y [c])) yes no)
// cond: l.Uses==1
- // result: (GT (TEQshiftRL x y [c]) yes no)
+ // result: (GTnoov (TEQshiftRL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18591,12 +18591,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(XORshiftRA x y [c])) yes no)
// cond: l.Uses==1
- // result: (GT (TEQshiftRA x y [c]) yes no)
+ // result: (GTnoov (TEQshiftRA x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18615,12 +18615,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRA, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(XORshiftLLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GT (TEQshiftLLreg x y z) yes no)
+ // result: (GTnoov (TEQshiftLLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18638,12 +18638,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftLLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(XORshiftRLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GT (TEQshiftRLreg x y z) yes no)
+ // result: (GTnoov (TEQshiftRLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18661,12 +18661,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
// match: (GT (CMPconst [0] l:(XORshiftRAreg x y z)) yes no)
// cond: l.Uses==1
- // result: (GT (TEQshiftRAreg x y z) yes no)
+ // result: (GTnoov (TEQshiftRAreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -18684,7 +18684,7 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRAreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMGT, v0)
+ b.resetWithControl(BlockARMGTnoov, v0)
return true
}
case BlockARMGTnoov:
@@ -19312,7 +19312,7 @@ func rewriteBlockARM(b *Block) bool {
}
// match: (LE (CMPconst [0] l:(AND x y)) yes no)
// cond: l.Uses==1
- // result: (LE (TST x y) yes no)
+ // result: (LEnoov (TST x y) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19333,14 +19333,14 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTST, types.TypeFlags)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
break
}
// match: (LE (CMPconst [0] l:(ANDconst [c] x)) yes no)
// cond: l.Uses==1
- // result: (LE (TSTconst [c] x) yes no)
+ // result: (LEnoov (TSTconst [c] x) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19358,12 +19358,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTconst, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg(x)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(ANDshiftLL x y [c])) yes no)
// cond: l.Uses==1
- // result: (LE (TSTshiftLL x y [c]) yes no)
+ // result: (LEnoov (TSTshiftLL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19382,12 +19382,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftLL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(ANDshiftRL x y [c])) yes no)
// cond: l.Uses==1
- // result: (LE (TSTshiftRL x y [c]) yes no)
+ // result: (LEnoov (TSTshiftRL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19406,12 +19406,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(ANDshiftRA x y [c])) yes no)
// cond: l.Uses==1
- // result: (LE (TSTshiftRA x y [c]) yes no)
+ // result: (LEnoov (TSTshiftRA x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19430,12 +19430,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRA, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LE (TSTshiftLLreg x y z) yes no)
+ // result: (LEnoov (TSTshiftLLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19453,12 +19453,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftLLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LE (TSTshiftRLreg x y z) yes no)
+ // result: (LEnoov (TSTshiftRLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19476,12 +19476,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LE (TSTshiftRAreg x y z) yes no)
+ // result: (LEnoov (TSTshiftRAreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19499,12 +19499,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRAreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(XOR x y)) yes no)
// cond: l.Uses==1
- // result: (LE (TEQ x y) yes no)
+ // result: (LEnoov (TEQ x y) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19525,14 +19525,14 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQ, types.TypeFlags)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
break
}
// match: (LE (CMPconst [0] l:(XORconst [c] x)) yes no)
// cond: l.Uses==1
- // result: (LE (TEQconst [c] x) yes no)
+ // result: (LEnoov (TEQconst [c] x) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19550,12 +19550,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQconst, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg(x)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(XORshiftLL x y [c])) yes no)
// cond: l.Uses==1
- // result: (LE (TEQshiftLL x y [c]) yes no)
+ // result: (LEnoov (TEQshiftLL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19574,12 +19574,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftLL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(XORshiftRL x y [c])) yes no)
// cond: l.Uses==1
- // result: (LE (TEQshiftRL x y [c]) yes no)
+ // result: (LEnoov (TEQshiftRL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19598,12 +19598,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(XORshiftRA x y [c])) yes no)
// cond: l.Uses==1
- // result: (LE (TEQshiftRA x y [c]) yes no)
+ // result: (LEnoov (TEQshiftRA x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19622,12 +19622,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRA, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(XORshiftLLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LE (TEQshiftLLreg x y z) yes no)
+ // result: (LEnoov (TEQshiftLLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19645,12 +19645,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftLLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(XORshiftRLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LE (TEQshiftRLreg x y z) yes no)
+ // result: (LEnoov (TEQshiftRLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19668,12 +19668,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
// match: (LE (CMPconst [0] l:(XORshiftRAreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LE (TEQshiftRAreg x y z) yes no)
+ // result: (LEnoov (TEQshiftRAreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -19691,7 +19691,7 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRAreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLE, v0)
+ b.resetWithControl(BlockARMLEnoov, v0)
return true
}
case BlockARMLEnoov:
@@ -20228,7 +20228,7 @@ func rewriteBlockARM(b *Block) bool {
}
// match: (LT (CMPconst [0] l:(AND x y)) yes no)
// cond: l.Uses==1
- // result: (LT (TST x y) yes no)
+ // result: (LTnoov (TST x y) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20249,14 +20249,14 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTST, types.TypeFlags)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
break
}
// match: (LT (CMPconst [0] l:(ANDconst [c] x)) yes no)
// cond: l.Uses==1
- // result: (LT (TSTconst [c] x) yes no)
+ // result: (LTnoov (TSTconst [c] x) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20274,12 +20274,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTconst, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg(x)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(ANDshiftLL x y [c])) yes no)
// cond: l.Uses==1
- // result: (LT (TSTshiftLL x y [c]) yes no)
+ // result: (LTnoov (TSTshiftLL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20298,12 +20298,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftLL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(ANDshiftRL x y [c])) yes no)
// cond: l.Uses==1
- // result: (LT (TSTshiftRL x y [c]) yes no)
+ // result: (LTnoov (TSTshiftRL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20322,12 +20322,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(ANDshiftRA x y [c])) yes no)
// cond: l.Uses==1
- // result: (LT (TSTshiftRA x y [c]) yes no)
+ // result: (LTnoov (TSTshiftRA x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20346,12 +20346,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRA, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(ANDshiftLLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LT (TSTshiftLLreg x y z) yes no)
+ // result: (LTnoov (TSTshiftLLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20369,12 +20369,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftLLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(ANDshiftRLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LT (TSTshiftRLreg x y z) yes no)
+ // result: (LTnoov (TSTshiftRLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20392,12 +20392,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(ANDshiftRAreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LT (TSTshiftRAreg x y z) yes no)
+ // result: (LTnoov (TSTshiftRAreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20415,12 +20415,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTSTshiftRAreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(XOR x y)) yes no)
// cond: l.Uses==1
- // result: (LT (TEQ x y) yes no)
+ // result: (LTnoov (TEQ x y) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20441,14 +20441,14 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQ, types.TypeFlags)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
break
}
// match: (LT (CMPconst [0] l:(XORconst [c] x)) yes no)
// cond: l.Uses==1
- // result: (LT (TEQconst [c] x) yes no)
+ // result: (LTnoov (TEQconst [c] x) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20466,12 +20466,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQconst, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg(x)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(XORshiftLL x y [c])) yes no)
// cond: l.Uses==1
- // result: (LT (TEQshiftLL x y [c]) yes no)
+ // result: (LTnoov (TEQshiftLL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20490,12 +20490,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftLL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(XORshiftRL x y [c])) yes no)
// cond: l.Uses==1
- // result: (LT (TEQshiftRL x y [c]) yes no)
+ // result: (LTnoov (TEQshiftRL x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20514,12 +20514,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRL, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(XORshiftRA x y [c])) yes no)
// cond: l.Uses==1
- // result: (LT (TEQshiftRA x y [c]) yes no)
+ // result: (LTnoov (TEQshiftRA x y [c]) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20538,12 +20538,12 @@ func rewriteBlockARM(b *Block) bool {
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRA, types.TypeFlags)
v0.AuxInt = int32ToAuxInt(c)
v0.AddArg2(x, y)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(XORshiftLLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LT (TEQshiftLLreg x y z) yes no)
+ // result: (LTnoov (TEQshiftLLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20561,12 +20561,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftLLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(XORshiftRLreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LT (TEQshiftRLreg x y z) yes no)
+ // result: (LTnoov (TEQshiftRLreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20584,12 +20584,12 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRLreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
// match: (LT (CMPconst [0] l:(XORshiftRAreg x y z)) yes no)
// cond: l.Uses==1
- // result: (LT (TEQshiftRAreg x y z) yes no)
+ // result: (LTnoov (TEQshiftRAreg x y z) yes no)
for b.Controls[0].Op == OpARMCMPconst {
v_0 := b.Controls[0]
if auxIntToInt32(v_0.AuxInt) != 0 {
@@ -20607,7 +20607,7 @@ func rewriteBlockARM(b *Block) bool {
}
v0 := b.NewValue0(v_0.Pos, OpARMTEQshiftRAreg, types.TypeFlags)
v0.AddArg3(x, y, z)
- b.resetWithControl(BlockARMLT, v0)
+ b.resetWithControl(BlockARMLTnoov, v0)
return true
}
case BlockARMLTnoov:
diff --git a/test/fixedbugs/issue42876.go b/test/fixedbugs/issue42876.go
new file mode 100644
index 0000000000..67cf4919ac
--- /dev/null
+++ b/test/fixedbugs/issue42876.go
@@ -0,0 +1,18 @@
+// run
+
+// Copyright 2020 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 main
+
+var x = [4]int32{-0x7fffffff, 0x7fffffff, 2, 4}
+
+func main() {
+ if x[0] > x[1] {
+ panic("fail 1")
+ }
+ if x[2]&x[3] < 0 {
+ panic("fail 2") // Fails here
+ }
+}
7apu2bq3rhoylwmucxizk54afw5jyda7pho4j5zdcqpwkufke7zdzwad.onion