MIPS: Minor fixes and additions needed for Turbofan.

src/mips/macro-assembler-mips.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_MIPS_MACRO_ASSEMBLER_MIPS_H_
 #define V8_MIPS_MACRO_ASSEMBLER_MIPS_H_
 
 #include "src/assembler.h"
 #include "src/globals.h"
 #include "src/mips/assembler-mips.h"
@@ skipping 569 matching lines @@
   void instr(Register rd_hi, Register rd_lo, Register rs, Register rt) {       \
     instr(rd_hi, rd_lo, rs, Operand(rt));                                      \
   }                                                                            \
   void instr(Register rd_hi, Register rd_lo, Register rs, int32_t j) {         \
     instr(rd_hi, rd_lo, rs, Operand(j));                                       \
   }
 
   DEFINE_INSTRUCTION(Addu);
   DEFINE_INSTRUCTION(Subu);
   DEFINE_INSTRUCTION(Mul);
+  DEFINE_INSTRUCTION(Div);
+  DEFINE_INSTRUCTION(Divu);
   DEFINE_INSTRUCTION(Mod);
+  DEFINE_INSTRUCTION(Modu);
   DEFINE_INSTRUCTION(Mulh);
   DEFINE_INSTRUCTION2(Mult);
   DEFINE_INSTRUCTION2(Multu);
   DEFINE_INSTRUCTION2(Div);
   DEFINE_INSTRUCTION2(Divu);
 
   DEFINE_INSTRUCTION3(Div);
   DEFINE_INSTRUCTION3(Mul);
 
   DEFINE_INSTRUCTION(And);
@@ skipping 534 matching lines @@
   // Overflow handling functions.
   // Usage: first call the appropriate arithmetic function, then call one of the
   // jump functions with the overflow_dst register as the second parameter.
 
   void AdduAndCheckForOverflow(Register dst,
                                Register left,
                                Register right,
                                Register overflow_dst,
                                Register scratch = at);
 
+  void AdduAndCheckForOverflow(Register dst, Register left,
+                               const Operand& right, Register overflow_dst,
+                               Register scratch = at);
+
   void SubuAndCheckForOverflow(Register dst,
                                Register left,
                                Register right,
                                Register overflow_dst,
                                Register scratch = at);
 
+  void SubuAndCheckForOverflow(Register dst, Register left,
+                               const Operand& right, Register overflow_dst,
+                               Register scratch = at);
+
   void BranchOnOverflow(Label* label,
                         Register overflow_check,
                         BranchDelaySlot bd = PROTECT) {
     Branch(label, lt, overflow_check, Operand(zero_reg), bd);
   }
 
   void BranchOnNoOverflow(Label* label,
                           Register overflow_check,
                           BranchDelaySlot bd = PROTECT) {
     Branch(label, ge, overflow_check, Operand(zero_reg), bd);
   }
 
   void RetOnOverflow(Register overflow_check, BranchDelaySlot bd = PROTECT) {
     Ret(lt, overflow_check, Operand(zero_reg), bd);
   }
 
   void RetOnNoOverflow(Register overflow_check, BranchDelaySlot bd = PROTECT) {
     Ret(ge, overflow_check, Operand(zero_reg), bd);
   }
 
   // -------------------------------------------------------------------------
   // Runtime calls.
 
   // See comments at the beginning of CEntryStub::Generate.
-  inline void PrepareCEntryArgs(int num_args) {
-    li(s0, num_args);
-    li(s1, (num_args - 1) * kPointerSize);
-  }
+  inline void PrepareCEntryArgs(int num_args) { li(a0, num_args); }
 
   inline void PrepareCEntryFunction(const ExternalReference& ref) {
-    li(s2, Operand(ref));
+    li(a1, Operand(ref));
   }
 
 #define COND_ARGS Condition cond = al, Register rs = zero_reg, \
 const Operand& rt = Operand(zero_reg), BranchDelaySlot bd = PROTECT
 
   // Call a code stub.
   void CallStub(CodeStub* stub,
                 TypeFeedbackId ast_id = TypeFeedbackId::None(),
                 COND_ARGS);
 
@@ skipping 518 matching lines @@
 #define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x)
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 } }  // namespace v8::internal
 
 #endif  // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_