MIPS: [turbofan] Add TruncateFloat32ToUint32 operator to Turbofan.

src/mips64/macro-assembler-mips64.h

Index: src/mips64/macro-assembler-mips64.h
diff --git a/src/mips64/macro-assembler-mips64.h b/src/mips64/macro-assembler-mips64.h
index 0f6655cec240ac7ddb41bf6d9f6a124e785ad2a4..326f0a6202076c947bbbb268b00e0d292ccc5580 100644
--- a/src/mips64/macro-assembler-mips64.h
+++ b/src/mips64/macro-assembler-mips64.h
@@ -848,6 +848,10 @@ class MacroAssembler: public Assembler {
   void Trunc_uw_d(FPURegister fd, FPURegister fs, FPURegister scratch);
   void Trunc_uw_d(FPURegister fd, Register rs, FPURegister scratch);
 
+  // Convert single to unsigned word.
+  void Trunc_uw_s(FPURegister fd, FPURegister fs, FPURegister scratch);
+  void Trunc_uw_s(FPURegister fd, Register rs, FPURegister scratch);
+
   // Convert double to unsigned long.
   void Trunc_ul_d(FPURegister fd, FPURegister fs, FPURegister scratch,
                   Register result = no_reg);