diff options
Diffstat (limited to 'src/cmd/compile/internal/ssa/rewriteMIPS.go')
| -rw-r--r-- | src/cmd/compile/internal/ssa/rewriteMIPS.go | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/cmd/compile/internal/ssa/rewriteMIPS.go b/src/cmd/compile/internal/ssa/rewriteMIPS.go index 231949644e..85ec732623 100644 --- a/src/cmd/compile/internal/ssa/rewriteMIPS.go +++ b/src/cmd/compile/internal/ssa/rewriteMIPS.go @@ -5623,7 +5623,7 @@ func rewriteValueMIPS_OpMIPSSGTUconst_0(v *Value) bool { return true } // match: (SGTUconst [c] (SRLconst _ [d])) - // cond: uint32(d) <= 31 && 1<<(32-uint32(d)) <= uint32(c) + // cond: uint32(d) <= 31 && 0xffffffff>>uint32(d) < uint32(c) // result: (MOVWconst [1]) for { c := v.AuxInt @@ -5632,7 +5632,7 @@ func rewriteValueMIPS_OpMIPSSGTUconst_0(v *Value) bool { break } d := v_0.AuxInt - if !(uint32(d) <= 31 && 1<<(32-uint32(d)) <= uint32(c)) { + if !(uint32(d) <= 31 && 0xffffffff>>uint32(d) < uint32(c)) { break } v.reset(OpMIPSMOVWconst) @@ -5860,7 +5860,7 @@ func rewriteValueMIPS_OpMIPSSGTconst_10(v *Value) bool { return true } // match: (SGTconst [c] (SRLconst _ [d])) - // cond: 0 <= int32(c) && uint32(d) <= 31 && 1<<(32-uint32(d)) <= int32(c) + // cond: 0 <= int32(c) && uint32(d) <= 31 && 0xffffffff>>uint32(d) < uint32(c) // result: (MOVWconst [1]) for { c := v.AuxInt @@ -5869,7 +5869,7 @@ func rewriteValueMIPS_OpMIPSSGTconst_10(v *Value) bool { break } d := v_0.AuxInt - if !(0 <= int32(c) && uint32(d) <= 31 && 1<<(32-uint32(d)) <= int32(c)) { + if !(0 <= int32(c) && uint32(d) <= 31 && 0xffffffff>>uint32(d) < uint32(c)) { break } v.reset(OpMIPSMOVWconst) |