diff options
Diffstat (limited to 'src/cmd/compile/internal/ssa/tighten.go')
| -rw-r--r-- | src/cmd/compile/internal/ssa/tighten.go | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/cmd/compile/internal/ssa/tighten.go b/src/cmd/compile/internal/ssa/tighten.go index 5dfc453649..214bf628bd 100644 --- a/src/cmd/compile/internal/ssa/tighten.go +++ b/src/cmd/compile/internal/ssa/tighten.go @@ -18,10 +18,11 @@ func tighten(f *Func) { continue } switch v.Op { - case OpPhi, OpArg, OpSelect0, OpSelect1: + case OpPhi, OpArg, OpArgIntReg, OpArgFloatReg, OpSelect0, OpSelect1, OpSelectN: // Phis need to stay in their block. // Arg must stay in the entry block. // Tuple selectors must stay with the tuple generator. + // SelectN is typically, ultimately, a register. continue } if v.MemoryArg() != nil { |