MIPS: [turbofan] Fixed Div operations by zero on r6.

src/compiler/mips64/code-generator-mips64.cc

Index: src/compiler/mips64/code-generator-mips64.cc
diff --git a/src/compiler/mips64/code-generator-mips64.cc b/src/compiler/mips64/code-generator-mips64.cc
index 8e663c0701bd0ba7319af646ad48598a54da65e4..ea5a784490b42522819722bfa1f92f7de97821d6 100644
--- a/src/compiler/mips64/code-generator-mips64.cc
+++ b/src/compiler/mips64/code-generator-mips64.cc
@@ -661,7 +661,7 @@ void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
     case kMips64Div:
       __ Div(i.OutputRegister(), i.InputRegister(0), i.InputOperand(1));
       if (kArchVariant == kMips64r6) {
-        __ selnez(i.OutputRegister(), i.InputRegister(1), i.InputRegister(0));
+        __ selnez(i.OutputRegister(), i.InputRegister(0), i.InputRegister(1));
       } else {
         __ Movz(i.OutputRegister(), i.InputRegister(1), i.InputRegister(1));
       }
@@ -669,7 +669,7 @@ void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
     case kMips64DivU:
       __ Divu(i.OutputRegister(), i.InputRegister(0), i.InputOperand(1));
       if (kArchVariant == kMips64r6) {
-        __ selnez(i.OutputRegister(), i.InputRegister(1), i.InputRegister(0));
+        __ selnez(i.OutputRegister(), i.InputRegister(0), i.InputRegister(1));
       } else {
         __ Movz(i.OutputRegister(), i.InputRegister(1), i.InputRegister(1));
       }
@@ -686,7 +686,7 @@ void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
     case kMips64Ddiv:
       __ Ddiv(i.OutputRegister(), i.InputRegister(0), i.InputOperand(1));
       if (kArchVariant == kMips64r6) {
-        __ selnez(i.OutputRegister(), i.InputRegister(1), i.InputRegister(0));
+        __ selnez(i.OutputRegister(), i.InputRegister(0), i.InputRegister(1));
       } else {
         __ Movz(i.OutputRegister(), i.InputRegister(1), i.InputRegister(1));
       }
@@ -694,7 +694,7 @@ void CodeGenerator::AssembleArchInstruction(Instruction* instr) {
     case kMips64DdivU:
       __ Ddivu(i.OutputRegister(), i.InputRegister(0), i.InputOperand(1));
       if (kArchVariant == kMips64r6) {
-        __ selnez(i.OutputRegister(), i.InputRegister(1), i.InputRegister(0));
+        __ selnez(i.OutputRegister(), i.InputRegister(0), i.InputRegister(1));
       } else {
         __ Movz(i.OutputRegister(), i.InputRegister(1), i.InputRegister(1));
       }