MIPS[64]: Disable fusion multiple-accumulate instructions

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

Index: src/compiler/mips/code-generator-mips.cc
diff --git a/src/compiler/mips/code-generator-mips.cc b/src/compiler/mips/code-generator-mips.cc
index 7a8e3a5f079cbe04138fe9b06084ce5ace1da909..4e2e607d88f00360c088c149273904dd75af1184 100644
--- a/src/compiler/mips/code-generator-mips.cc
+++ b/src/compiler/mips/code-generator-mips.cc
@@ -1152,36 +1152,24 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
                i.InputDoubleRegister(1));
       break;
     case kMipsMaddS:
-      __ madd_s(i.OutputFloatRegister(), i.InputFloatRegister(0),
-                i.InputFloatRegister(1), i.InputFloatRegister(2));
+      __ Madd_s(i.OutputFloatRegister(), i.InputFloatRegister(0),
+                i.InputFloatRegister(1), i.InputFloatRegister(2),
+                kScratchDoubleReg);
       break;
     case kMipsMaddD:
-      __ madd_d(i.OutputDoubleRegister(), i.InputDoubleRegister(0),
-                i.InputDoubleRegister(1), i.InputDoubleRegister(2));
-      break;
-    case kMipsMaddfS:
-      __ maddf_s(i.OutputFloatRegister(), i.InputFloatRegister(1),
-                 i.InputFloatRegister(2));
-      break;
-    case kMipsMaddfD:
-      __ maddf_d(i.OutputDoubleRegister(), i.InputDoubleRegister(1),
-                 i.InputDoubleRegister(2));
+      __ Madd_d(i.OutputDoubleRegister(), i.InputDoubleRegister(0),
+                i.InputDoubleRegister(1), i.InputDoubleRegister(2),
+                kScratchDoubleReg);
       break;
     case kMipsMsubS:
-      __ msub_s(i.OutputFloatRegister(), i.InputFloatRegister(0),
-                i.InputFloatRegister(1), i.InputFloatRegister(2));
+      __ Msub_s(i.OutputFloatRegister(), i.InputFloatRegister(0),
+                i.InputFloatRegister(1), i.InputFloatRegister(2),
+                kScratchDoubleReg);
       break;
     case kMipsMsubD:
-      __ msub_d(i.OutputDoubleRegister(), i.InputDoubleRegister(0),
-                i.InputDoubleRegister(1), i.InputDoubleRegister(2));
-      break;
-    case kMipsMsubfS:
-      __ msubf_s(i.OutputFloatRegister(), i.InputFloatRegister(1),
-                 i.InputFloatRegister(2));
-      break;
-    case kMipsMsubfD:
-      __ msubf_d(i.OutputDoubleRegister(), i.InputDoubleRegister(1),
-                 i.InputDoubleRegister(2));
+      __ Msub_d(i.OutputDoubleRegister(), i.InputDoubleRegister(0),
+                i.InputDoubleRegister(1), i.InputDoubleRegister(2),
+                kScratchDoubleReg);
       break;
     case kMipsMulD:
       // TODO(plind): add special case: right op is -1.0, see arm port.