MIPS: Fix 'Turbofan: Modify WASM linkage to store floats using only 4 bytes.'

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 7ee7745f2b7b0722db77ed4c6162cace9e46dfb2..171c0007af740b61ad638cf610e3163cdc5afcf0 100644
--- a/src/compiler/mips/code-generator-mips.cc
+++ b/src/compiler/mips/code-generator-mips.cc
@@ -1307,7 +1307,13 @@ CodeGenerator::CodeGenResult CodeGenerator::AssembleArchInstruction(
     }
     case kMipsStoreToStackSlot: {
       if (instr->InputAt(0)->IsFPRegister()) {
-        __ sdc1(i.InputDoubleRegister(0), MemOperand(sp, i.InputInt32(1)));
+        LocationOperand* op = LocationOperand::cast(instr->InputAt(0));
+        if (op->representation() == MachineRepresentation::kFloat64) {
+          __ sdc1(i.InputDoubleRegister(0), MemOperand(sp, i.InputInt32(1)));
+        } else {
+          DCHECK_EQ(MachineRepresentation::kFloat32, op->representation());
+          __ swc1(i.InputSingleRegister(0), MemOperand(sp, i.InputInt32(1)));
+        }
       } else {
         __ sw(i.InputRegister(0), MemOperand(sp, i.InputInt32(1)));
       }