diff options
Diffstat (limited to 'src/cmd/compile/internal/ssa/rewriteAMD64.go')
| -rw-r--r-- | src/cmd/compile/internal/ssa/rewriteAMD64.go | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/src/cmd/compile/internal/ssa/rewriteAMD64.go b/src/cmd/compile/internal/ssa/rewriteAMD64.go index 5332512f2a..ba71189703 100644 --- a/src/cmd/compile/internal/ssa/rewriteAMD64.go +++ b/src/cmd/compile/internal/ssa/rewriteAMD64.go @@ -9640,17 +9640,6 @@ func rewriteValueAMD64_OpAMD64MOVBQZX(v *Value) bool { v0.AddArg2(ptr, mem) return true } - // match: (MOVBQZX x) - // cond: zeroUpper56Bits(x,3) - // result: x - for { - x := v_0 - if !(zeroUpper56Bits(x, 3)) { - break - } - v.copyOf(x) - return true - } // match: (MOVBQZX (ANDLconst [c] x)) // result: (ANDLconst [c & 0xff] x) for { @@ -10392,17 +10381,6 @@ func rewriteValueAMD64_OpAMD64MOVLQZX(v *Value) bool { v0.AddArg2(ptr, mem) return true } - // match: (MOVLQZX x) - // cond: zeroUpper32Bits(x,3) - // result: x - for { - x := v_0 - if !(zeroUpper32Bits(x, 3)) { - break - } - v.copyOf(x) - return true - } // match: (MOVLQZX (ANDLconst [c] x)) // result: (ANDLconst [c] x) for { @@ -12756,17 +12734,6 @@ func rewriteValueAMD64_OpAMD64MOVWQZX(v *Value) bool { v0.AddArg2(ptr, mem) return true } - // match: (MOVWQZX x) - // cond: zeroUpper48Bits(x,3) - // result: x - for { - x := v_0 - if !(zeroUpper48Bits(x, 3)) { - break - } - v.copyOf(x) - return true - } // match: (MOVWQZX (ANDLconst [c] x)) // result: (ANDLconst [c & 0xffff] x) for { |