diff options
Diffstat (limited to 'src/cmd/compile/internal/ssa/gen/MIPS64.rules')
| -rw-r--r-- | src/cmd/compile/internal/ssa/gen/MIPS64.rules | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/cmd/compile/internal/ssa/gen/MIPS64.rules b/src/cmd/compile/internal/ssa/gen/MIPS64.rules index 70f4f0d616..9c16c35438 100644 --- a/src/cmd/compile/internal/ssa/gen/MIPS64.rules +++ b/src/cmd/compile/internal/ssa/gen/MIPS64.rules @@ -667,8 +667,8 @@ (SGTconst [c] (MOVWUreg _)) && c < 0 -> (MOVVconst [0]) (SGTconst [c] (ANDconst [m] _)) && 0 <= m && m < c -> (MOVVconst [1]) (SGTUconst [c] (ANDconst [m] _)) && uint64(m) < uint64(c) -> (MOVVconst [1]) -(SGTconst [c] (SRLVconst _ [d])) && 0 <= c && 0 < d && d <= 63 && 1<<uint64(64-d) <= c -> (MOVVconst [1]) -(SGTUconst [c] (SRLVconst _ [d])) && 0 < d && d <= 63 && 1<<uint64(64-d) <= uint64(c) -> (MOVVconst [1]) +(SGTconst [c] (SRLVconst _ [d])) && 0 <= c && 0 < d && d <= 63 && 0xffffffffffffffff>>uint64(d) < uint64(c) -> (MOVVconst [1]) +(SGTUconst [c] (SRLVconst _ [d])) && 0 < d && d <= 63 && 0xffffffffffffffff>>uint64(d) < uint64(c) -> (MOVVconst [1]) // absorb constants into branches (EQ (MOVVconst [0]) yes no) -> (First nil yes no) |