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Issue 1476763002: Make whether or not a Code object should be created by masm explicit (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: enum class FTW Created 5 years ago
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1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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47 47
48 ConvertDToIFunc MakeConvertDToIFuncTrampoline(Isolate* isolate, 48 ConvertDToIFunc MakeConvertDToIFuncTrampoline(Isolate* isolate,
49 Register source_reg, 49 Register source_reg,
50 Register destination_reg) { 50 Register destination_reg) {
51 // Allocate an executable page of memory. 51 // Allocate an executable page of memory.
52 size_t actual_size; 52 size_t actual_size;
53 byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( 53 byte* buffer = static_cast<byte*>(v8::base::OS::Allocate(
54 Assembler::kMinimalBufferSize, &actual_size, true)); 54 Assembler::kMinimalBufferSize, &actual_size, true));
55 CHECK(buffer); 55 CHECK(buffer);
56 HandleScope handles(isolate); 56 HandleScope handles(isolate);
57 MacroAssembler assm(isolate, buffer, static_cast<int>(actual_size)); 57 MacroAssembler assm(isolate, buffer, static_cast<int>(actual_size),
58 v8::internal::CodeObjectRequired::kYes);
58 int offset = 59 int offset =
59 source_reg.is(esp) ? 0 : (HeapNumber::kValueOffset - kSmiTagSize); 60 source_reg.is(esp) ? 0 : (HeapNumber::kValueOffset - kSmiTagSize);
60 DoubleToIStub stub(isolate, source_reg, destination_reg, offset, true); 61 DoubleToIStub stub(isolate, source_reg, destination_reg, offset, true);
61 byte* start = stub.GetCode()->instruction_start(); 62 byte* start = stub.GetCode()->instruction_start();
62 63
63 __ push(ebx); 64 __ push(ebx);
64 __ push(ecx); 65 __ push(ecx);
65 __ push(edx); 66 __ push(edx);
66 __ push(esi); 67 __ push(esi);
67 __ push(edi); 68 __ push(edi);
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146 147
147 for (size_t s = 0; s < sizeof(source_registers) / sizeof(Register); s++) { 148 for (size_t s = 0; s < sizeof(source_registers) / sizeof(Register); s++) {
148 for (size_t d = 0; d < sizeof(dest_registers) / sizeof(Register); d++) { 149 for (size_t d = 0; d < sizeof(dest_registers) / sizeof(Register); d++) {
149 RunAllTruncationTests( 150 RunAllTruncationTests(
150 MakeConvertDToIFuncTrampoline(isolate, 151 MakeConvertDToIFuncTrampoline(isolate,
151 source_registers[s], 152 source_registers[s],
152 dest_registers[d])); 153 dest_registers[d]));
153 } 154 }
154 } 155 }
155 } 156 }
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