ARM/MIPS: Fix Constant-to-DoubleRegister moves in LGapResolver

src/mips/lithium-gap-resolver-mips.cc

Index: src/mips/lithium-gap-resolver-mips.cc
diff --git a/src/mips/lithium-gap-resolver-mips.cc b/src/mips/lithium-gap-resolver-mips.cc
index 771b22862eef896e2819644b7f2a8aadd9aaf5e0..460e13bf0a9f1f4a29b9d05b2dc742a9bd9bc1d2 100644
--- a/src/mips/lithium-gap-resolver-mips.cc
+++ b/src/mips/lithium-gap-resolver-mips.cc
@@ -258,7 +258,7 @@ void LGapResolver::EmitMove(int index) {
       } else {
         __ LoadObject(dst, cgen_->ToHandle(constant_source));
       }
-    } else if (source->IsDoubleRegister()) {
+    } else if (destination->IsDoubleRegister()) {
       DoubleRegister result = cgen_->ToDoubleRegister(destination);
       double v = cgen_->ToDouble(constant_source);
       __ Move(result, v);