machinst/x64: teach regalloc what FP instructions are moves;

and cosmetic changes after #1665 landed.
2020-06-10 18:37:45 +02:00
parent 0303834082
commit ef5de04d32
3 changed files with 9 additions and 9 deletions
--- a/cranelift/codegen/src/isa/x64/abi.rs
+++ b/cranelift/codegen/src/isa/x64/abi.rs
@@ -315,9 +315,7 @@ impl ABIBody for X64ABIBody {
                        from_reg.to_reg(),
                        Writable::<Reg>::from_reg(to_reg.to_reg()),
                    ))
-                } else if to_reg.get_class() == RegClass::V128
-                    || to_reg.get_class() == RegClass::V128
-                {
+                } else if to_reg.get_class() == RegClass::V128 {
                    ret.push(Inst::xmm_r_r(
                        SSE_Op::SSE2_Movsd,
                        from_reg.to_reg(),