diff options
Diffstat (limited to 'src/cmd/compile/internal/ssa/gen/MIPS.rules')
| -rw-r--r-- | src/cmd/compile/internal/ssa/gen/MIPS.rules | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/src/cmd/compile/internal/ssa/gen/MIPS.rules b/src/cmd/compile/internal/ssa/gen/MIPS.rules index 96feaf9234..b6e5312224 100644 --- a/src/cmd/compile/internal/ssa/gen/MIPS.rules +++ b/src/cmd/compile/internal/ssa/gen/MIPS.rules @@ -143,7 +143,7 @@ (Const(32|16|8) [val]) => (MOVWconst [int32(val)]) (Const(32|64)F ...) => (MOV(F|D)const ...) (ConstNil) => (MOVWconst [0]) -(ConstBool [b]) => (MOVWconst [int32(b2i(b))]) +(ConstBool [b]) => (MOVWconst [b2i32(b)]) // truncations // Because we ignore high parts of registers, truncates are just copies. @@ -383,6 +383,9 @@ (ANDconst <typ.UInt32> [3] (XORconst <typ.UInt32> [3] ptr)))))) mem) +(AtomicAnd32 ...) => (LoweredAtomicAnd ...) +(AtomicOr32 ...) => (LoweredAtomicOr ...) + // checks (NilCheck ...) => (LoweredNilCheck ...) @@ -581,13 +584,13 @@ (Select0 (MULTU (MOVWconst [1]) _ )) => (MOVWconst [0]) (Select1 (MULTU (MOVWconst [-1]) x )) => (NEG <x.Type> x) (Select0 (MULTU (MOVWconst [-1]) x )) => (CMOVZ (ADDconst <x.Type> [-1] x) (MOVWconst [0]) x) -(Select1 (MULTU (MOVWconst [c]) x )) && isPowerOfTwo(int64(uint32(c))) => (SLLconst [int32(log2uint32(int64(c)))] x) -(Select0 (MULTU (MOVWconst [c]) x )) && isPowerOfTwo(int64(uint32(c))) => (SRLconst [int32(32-log2uint32(int64(c)))] x) +(Select1 (MULTU (MOVWconst [c]) x )) && isPowerOfTwo64(int64(uint32(c))) => (SLLconst [int32(log2uint32(int64(c)))] x) +(Select0 (MULTU (MOVWconst [c]) x )) && isPowerOfTwo64(int64(uint32(c))) => (SRLconst [int32(32-log2uint32(int64(c)))] x) (MUL (MOVWconst [0]) _ ) => (MOVWconst [0]) (MUL (MOVWconst [1]) x ) => x (MUL (MOVWconst [-1]) x ) => (NEG x) -(MUL (MOVWconst [c]) x ) && isPowerOfTwo(int64(uint32(c))) => (SLLconst [int32(log2uint32(int64(c)))] x) +(MUL (MOVWconst [c]) x ) && isPowerOfTwo64(int64(uint32(c))) => (SLLconst [int32(log2uint32(int64(c)))] x) // generic simplifications (ADD x (NEG y)) => (SUB x y) |