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Issue 271623002: Revert "Arm64: Ensure that csp is always aligned to 16 byte values even if jssp is not." and "Arm64… (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 7 months 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 // Rrdistribution and use in source and binary forms, with or without 2 // Rrdistribution 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 // * Rrdistributions of source code must retain the above copyright 6 // * Rrdistributions 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 // * Rrdistributions in binary form must reproduce the above 8 // * Rrdistributions 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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39 39
40 using namespace v8::internal; 40 using namespace v8::internal;
41 41
42 #define __ masm. 42 #define __ masm.
43 43
44 ConvertDToIFunc MakeConvertDToIFuncTrampoline(Isolate* isolate, 44 ConvertDToIFunc MakeConvertDToIFuncTrampoline(Isolate* isolate,
45 Register source_reg, 45 Register source_reg,
46 Register destination_reg, 46 Register destination_reg,
47 bool inline_fastpath) { 47 bool inline_fastpath) {
48 // Allocate an executable page of memory. 48 // Allocate an executable page of memory.
49 size_t actual_size = 4 * Assembler::kMinimalBufferSize; 49 size_t actual_size = 2 * Assembler::kMinimalBufferSize;
50 byte* buffer = static_cast<byte*>(OS::Allocate(actual_size, 50 byte* buffer = static_cast<byte*>(OS::Allocate(actual_size,
51 &actual_size, 51 &actual_size,
52 true)); 52 true));
53 CHECK(buffer); 53 CHECK(buffer);
54 HandleScope handles(isolate); 54 HandleScope handles(isolate);
55 MacroAssembler masm(isolate, buffer, static_cast<int>(actual_size)); 55 MacroAssembler masm(isolate, buffer, static_cast<int>(actual_size));
56 DoubleToIStub stub(isolate, source_reg, destination_reg, 0, true, 56 DoubleToIStub stub(isolate, source_reg, destination_reg, 0, true,
57 inline_fastpath); 57 inline_fastpath);
58 58
59 byte* start = stub.GetCode()->instruction_start(); 59 byte* start = stub.GetCode()->instruction_start();
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181 false)); 181 false));
182 RunAllTruncationTests( 182 RunAllTruncationTests(
183 RunGeneratedCodeCallWrapper, 183 RunGeneratedCodeCallWrapper,
184 MakeConvertDToIFuncTrampoline(isolate, 184 MakeConvertDToIFuncTrampoline(isolate,
185 source_registers[s], 185 source_registers[s],
186 dest_registers[d], 186 dest_registers[d],
187 true)); 187 true));
188 } 188 }
189 } 189 }
190 } 190 }
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