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path: root/src/cmd/compile/internal/ssa/rewriteWasm.go
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Diffstat (limited to 'src/cmd/compile/internal/ssa/rewriteWasm.go')
-rw-r--r--src/cmd/compile/internal/ssa/rewriteWasm.go14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/ssa/rewriteWasm.go b/src/cmd/compile/internal/ssa/rewriteWasm.go
index 52b6f6bfc7..c8ecefc736 100644
--- a/src/cmd/compile/internal/ssa/rewriteWasm.go
+++ b/src/cmd/compile/internal/ssa/rewriteWasm.go
@@ -3693,6 +3693,20 @@ func rewriteValueWasm_OpWasmI64AddConst(v *Value) bool {
v.AddArg(base)
return true
}
+ // match: (I64AddConst [off] x:(SP))
+ // cond: isU32Bit(off)
+ // result: (LoweredAddr [int32(off)] x)
+ for {
+ off := auxIntToInt64(v.AuxInt)
+ x := v_0
+ if x.Op != OpSP || !(isU32Bit(off)) {
+ break
+ }
+ v.reset(OpWasmLoweredAddr)
+ v.AuxInt = int32ToAuxInt(int32(off))
+ v.AddArg(x)
+ return true
+ }
return false
}
func rewriteValueWasm_OpWasmI64And(v *Value) bool {