MIPS: Fix testcases r6_beqzc and mov.

src/mips/assembler-mips.cc

Index: src/mips/assembler-mips.cc
diff --git a/src/mips/assembler-mips.cc b/src/mips/assembler-mips.cc
index 0537c272c70be5ddd9df5484de46f2765e4b4e47..7fa4d5d66a5c2fe2c97f67c480811c189c6e99d0 100644
--- a/src/mips/assembler-mips.cc
+++ b/src/mips/assembler-mips.cc
@@ -2322,12 +2322,12 @@ void Assembler::abs_d(FPURegister fd, FPURegister fs) {
 
 
 void Assembler::mov_d(FPURegister fd, FPURegister fs) {
-  GenInstrRegister(COP1, D, f0, fs, fd, MOV_S);
+  GenInstrRegister(COP1, D, f0, fs, fd, MOV_D);
 }
 
 
 void Assembler::mov_s(FPURegister fd, FPURegister fs) {
-  GenInstrRegister(COP1, S, f0, fs, fd, MOV_D);
+  GenInstrRegister(COP1, S, f0, fs, fd, MOV_S);
 }