ARM: Initial type recording binary operation stub...

src/arm/macro-assembler-arm.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1921 matching lines @@
     bind(&fail);
     Abort("Global functions must have initial map");
     bind(&ok);
   }
 }
 
 
 void MacroAssembler::JumpIfNotBothSmi(Register reg1,
                                       Register reg2,
                                       Label* on_not_both_smi) {
-  ASSERT_EQ(0, kSmiTag);
+  STATIC_ASSERT(kSmiTag == 0);
   tst(reg1, Operand(kSmiTagMask));
   tst(reg2, Operand(kSmiTagMask), eq);
   b(ne, on_not_both_smi);
 }
 
 
 void MacroAssembler::JumpIfEitherSmi(Register reg1,
                                      Register reg2,
                                      Label* on_either_smi) {
-  ASSERT_EQ(0, kSmiTag);
+  STATIC_ASSERT(kSmiTag == 0);
   tst(reg1, Operand(kSmiTagMask));
   tst(reg2, Operand(kSmiTagMask), ne);
   b(eq, on_either_smi);
 }
 
 
 void MacroAssembler::AbortIfSmi(Register object) {
-  ASSERT_EQ(0, kSmiTag);
+  STATIC_ASSERT(kSmiTag == 0);
   tst(object, Operand(kSmiTagMask));
   Assert(ne, "Operand is a smi");
 }
 
 
 void MacroAssembler::AbortIfNotSmi(Register object) {
-  ASSERT_EQ(0, kSmiTag);
+  STATIC_ASSERT(kSmiTag == 0);
   tst(object, Operand(kSmiTagMask));
   Assert(eq, "Operand is not smi");
 }
 
 
+void MacroAssembler::JumpIfNotHeapNumber(Register object,
+                                         Register heap_number_map,
+                                         Register scratch,
+                                         Label* on_not_heap_number) {
+  ldr(scratch, FieldMemOperand(object, HeapObject::kMapOffset));
+  AssertRegisterIsRoot(heap_number_map, Heap::kHeapNumberMapRootIndex);
+  cmp(scratch, heap_number_map);
+  b(ne, on_not_heap_number);
+}
+
+
 void MacroAssembler::JumpIfNonSmisNotBothSequentialAsciiStrings(
     Register first,
     Register second,
     Register scratch1,
     Register scratch2,
     Label* failure) {
   // Test that both first and second are sequential ASCII strings.
   // Assume that they are non-smis.
   ldr(scratch1, FieldMemOperand(first, HeapObject::kMapOffset));
   ldr(scratch2, FieldMemOperand(second, HeapObject::kMapOffset));
   ldrb(scratch1, FieldMemOperand(scratch1, Map::kInstanceTypeOffset));
   ldrb(scratch2, FieldMemOperand(scratch2, Map::kInstanceTypeOffset));
 
   JumpIfBothInstanceTypesAreNotSequentialAscii(scratch1,
                                                scratch2,
                                                scratch1,
                                                scratch2,
                                                failure);
 }
 
 void MacroAssembler::JumpIfNotBothSequentialAsciiStrings(Register first,
                                                          Register second,
                                                          Register scratch1,
                                                          Register scratch2,
                                                          Label* failure) {
   // Check that neither is a smi.
-  ASSERT_EQ(0, kSmiTag);
+  STATIC_ASSERT(kSmiTag == 0);
   and_(scratch1, first, Operand(second));
   tst(scratch1, Operand(kSmiTagMask));
   b(eq, failure);
   JumpIfNonSmisNotBothSequentialAsciiStrings(first,
                                              second,
                                              scratch1,
                                              scratch2,
                                              failure);
 }
 
@@ skipping 235 matching lines @@
 
 void CodePatcher::Emit(Address addr) {
   masm()->emit(reinterpret_cast<Instr>(addr));
 }
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM