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path: root/src/cmd/compile/internal/ssa/rewriteARM.go
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Diffstat (limited to 'src/cmd/compile/internal/ssa/rewriteARM.go')
-rw-r--r--src/cmd/compile/internal/ssa/rewriteARM.go228
1 files changed, 96 insertions, 132 deletions
diff --git a/src/cmd/compile/internal/ssa/rewriteARM.go b/src/cmd/compile/internal/ssa/rewriteARM.go
index febb5566e3..ffdee34070 100644
--- a/src/cmd/compile/internal/ssa/rewriteARM.go
+++ b/src/cmd/compile/internal/ssa/rewriteARM.go
@@ -2614,18 +2614,16 @@ func rewriteValueARM_OpARMANDshiftLL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (ANDshiftLL x y:(SLLconst x [c]) [d])
- // cond: c==d
+ // match: (ANDshiftLL y:(SLLconst x [c]) x [c])
// result: y
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- y := v_1
- if y.Op != OpARMSLLconst {
+ c := auxIntToInt32(v.AuxInt)
+ y := v_0
+ if y.Op != OpARMSLLconst || auxIntToInt32(y.AuxInt) != c {
break
}
- c := auxIntToInt32(y.AuxInt)
- if x != y.Args[0] || !(c == d) {
+ x := y.Args[0]
+ if x != v_1 {
break
}
v.copyOf(y)
@@ -2705,18 +2703,16 @@ func rewriteValueARM_OpARMANDshiftRA(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (ANDshiftRA x y:(SRAconst x [c]) [d])
- // cond: c==d
+ // match: (ANDshiftRA y:(SRAconst x [c]) x [c])
// result: y
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- y := v_1
- if y.Op != OpARMSRAconst {
+ c := auxIntToInt32(v.AuxInt)
+ y := v_0
+ if y.Op != OpARMSRAconst || auxIntToInt32(y.AuxInt) != c {
break
}
- c := auxIntToInt32(y.AuxInt)
- if x != y.Args[0] || !(c == d) {
+ x := y.Args[0]
+ if x != v_1 {
break
}
v.copyOf(y)
@@ -2796,18 +2792,16 @@ func rewriteValueARM_OpARMANDshiftRL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (ANDshiftRL x y:(SRLconst x [c]) [d])
- // cond: c==d
+ // match: (ANDshiftRL y:(SRLconst x [c]) x [c])
// result: y
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- y := v_1
- if y.Op != OpARMSRLconst {
+ c := auxIntToInt32(v.AuxInt)
+ y := v_0
+ if y.Op != OpARMSRLconst || auxIntToInt32(y.AuxInt) != c {
break
}
- c := auxIntToInt32(y.AuxInt)
- if x != y.Args[0] || !(c == d) {
+ x := y.Args[0]
+ if x != v_1 {
break
}
v.copyOf(y)
@@ -3091,17 +3085,15 @@ func rewriteValueARM_OpARMBICshiftLL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (BICshiftLL x (SLLconst x [c]) [d])
- // cond: c==d
+ // match: (BICshiftLL (SLLconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSLLconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSLLconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -3147,17 +3139,15 @@ func rewriteValueARM_OpARMBICshiftRA(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (BICshiftRA x (SRAconst x [c]) [d])
- // cond: c==d
+ // match: (BICshiftRA (SRAconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSRAconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSRAconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -3203,17 +3193,15 @@ func rewriteValueARM_OpARMBICshiftRL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (BICshiftRL x (SRLconst x [c]) [d])
- // cond: c==d
+ // match: (BICshiftRL (SRLconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSRLconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSRLconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -8556,18 +8544,16 @@ func rewriteValueARM_OpARMORshiftLL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (ORshiftLL x y:(SLLconst x [c]) [d])
- // cond: c==d
+ // match: (ORshiftLL y:(SLLconst x [c]) x [c])
// result: y
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- y := v_1
- if y.Op != OpARMSLLconst {
+ c := auxIntToInt32(v.AuxInt)
+ y := v_0
+ if y.Op != OpARMSLLconst || auxIntToInt32(y.AuxInt) != c {
break
}
- c := auxIntToInt32(y.AuxInt)
- if x != y.Args[0] || !(c == d) {
+ x := y.Args[0]
+ if x != v_1 {
break
}
v.copyOf(y)
@@ -8647,18 +8633,16 @@ func rewriteValueARM_OpARMORshiftRA(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (ORshiftRA x y:(SRAconst x [c]) [d])
- // cond: c==d
+ // match: (ORshiftRA y:(SRAconst x [c]) x [c])
// result: y
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- y := v_1
- if y.Op != OpARMSRAconst {
+ c := auxIntToInt32(v.AuxInt)
+ y := v_0
+ if y.Op != OpARMSRAconst || auxIntToInt32(y.AuxInt) != c {
break
}
- c := auxIntToInt32(y.AuxInt)
- if x != y.Args[0] || !(c == d) {
+ x := y.Args[0]
+ if x != v_1 {
break
}
v.copyOf(y)
@@ -8754,18 +8738,16 @@ func rewriteValueARM_OpARMORshiftRL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (ORshiftRL x y:(SRLconst x [c]) [d])
- // cond: c==d
+ // match: (ORshiftRL y:(SRLconst x [c]) x [c])
// result: y
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- y := v_1
- if y.Op != OpARMSRLconst {
+ c := auxIntToInt32(v.AuxInt)
+ y := v_0
+ if y.Op != OpARMSRLconst || auxIntToInt32(y.AuxInt) != c {
break
}
- c := auxIntToInt32(y.AuxInt)
- if x != y.Args[0] || !(c == d) {
+ x := y.Args[0]
+ if x != v_1 {
break
}
v.copyOf(y)
@@ -9346,17 +9328,15 @@ func rewriteValueARM_OpARMRSBshiftLL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (RSBshiftLL x (SLLconst x [c]) [d])
- // cond: c==d
+ // match: (RSBshiftLL (SLLconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSLLconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSLLconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -9437,17 +9417,15 @@ func rewriteValueARM_OpARMRSBshiftRA(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (RSBshiftRA x (SRAconst x [c]) [d])
- // cond: c==d
+ // match: (RSBshiftRA (SRAconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSRAconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSRAconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -9528,17 +9506,15 @@ func rewriteValueARM_OpARMRSBshiftRL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (RSBshiftRL x (SRLconst x [c]) [d])
- // cond: c==d
+ // match: (RSBshiftRL (SRLconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSRLconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSRLconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -11368,17 +11344,15 @@ func rewriteValueARM_OpARMSUBshiftLL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (SUBshiftLL x (SLLconst x [c]) [d])
- // cond: c==d
+ // match: (SUBshiftLL (SLLconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSLLconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSLLconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -11459,17 +11433,15 @@ func rewriteValueARM_OpARMSUBshiftRA(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (SUBshiftRA x (SRAconst x [c]) [d])
- // cond: c==d
+ // match: (SUBshiftRA (SRAconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSRAconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSRAconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -11550,17 +11522,15 @@ func rewriteValueARM_OpARMSUBshiftRL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (SUBshiftRL x (SRLconst x [c]) [d])
- // cond: c==d
+ // match: (SUBshiftRL (SRLconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSRLconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSRLconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -12595,17 +12565,15 @@ func rewriteValueARM_OpARMXORshiftLL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (XORshiftLL x (SLLconst x [c]) [d])
- // cond: c==d
+ // match: (XORshiftLL (SLLconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSLLconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSLLconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -12686,17 +12654,15 @@ func rewriteValueARM_OpARMXORshiftRA(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (XORshiftRA x (SRAconst x [c]) [d])
- // cond: c==d
+ // match: (XORshiftRA (SRAconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSRAconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSRAconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)
@@ -12793,17 +12759,15 @@ func rewriteValueARM_OpARMXORshiftRL(v *Value) bool {
v.AddArg(x)
return true
}
- // match: (XORshiftRL x (SRLconst x [c]) [d])
- // cond: c==d
+ // match: (XORshiftRL (SRLconst x [c]) x [c])
// result: (MOVWconst [0])
for {
- d := auxIntToInt32(v.AuxInt)
- x := v_0
- if v_1.Op != OpARMSRLconst {
+ c := auxIntToInt32(v.AuxInt)
+ if v_0.Op != OpARMSRLconst || auxIntToInt32(v_0.AuxInt) != c {
break
}
- c := auxIntToInt32(v_1.AuxInt)
- if x != v_1.Args[0] || !(c == d) {
+ x := v_0.Args[0]
+ if x != v_1 {
break
}
v.reset(OpARMMOVWconst)