Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1 | // Copyright 2013 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
| 28 | #include <stdlib.h> |
| 29 | |
| 30 | #include "src/v8.h" |
| 31 | #include "test/cctest/cctest.h" |
| 32 | |
| 33 | #include "src/base/platform/platform.h" |
| 34 | #include "src/factory.h" |
| 35 | #include "src/macro-assembler.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 36 | |
| 37 | using namespace v8::internal; |
| 38 | |
| 39 | #if __GNUC__ |
| 40 | #define STDCALL __attribute__((stdcall)) |
| 41 | #else |
| 42 | #define STDCALL __stdcall |
| 43 | #endif |
| 44 | |
| 45 | typedef int STDCALL F0Type(); |
| 46 | typedef F0Type* F0; |
| 47 | |
| 48 | #define __ masm-> |
| 49 | |
| 50 | |
| 51 | TEST(LoadAndStoreWithRepresentation) { |
| 52 | // Allocate an executable page of memory. |
| 53 | size_t actual_size; |
| 54 | byte* buffer = static_cast<byte*>(v8::base::OS::Allocate( |
| 55 | Assembler::kMinimalBufferSize, &actual_size, true)); |
| 56 | CHECK(buffer); |
| 57 | Isolate* isolate = CcTest::i_isolate(); |
| 58 | HandleScope handles(isolate); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 59 | MacroAssembler assembler(isolate, buffer, static_cast<int>(actual_size), |
| 60 | v8::internal::CodeObjectRequired::kYes); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 61 | MacroAssembler* masm = &assembler; // Create a pointer for the __ macro. |
| 62 | __ push(ebx); |
| 63 | __ push(edx); |
| 64 | __ sub(esp, Immediate(1 * kPointerSize)); |
| 65 | Label exit; |
| 66 | |
| 67 | // Test 1. |
| 68 | __ mov(eax, Immediate(1)); // Test number. |
| 69 | __ mov(Operand(esp, 0 * kPointerSize), Immediate(0)); |
| 70 | __ mov(ebx, Immediate(-1)); |
| 71 | __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger8()); |
| 72 | __ mov(ebx, Operand(esp, 0 * kPointerSize)); |
| 73 | __ mov(edx, Immediate(255)); |
| 74 | __ cmp(ebx, edx); |
| 75 | __ j(not_equal, &exit); |
| 76 | __ Load(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger8()); |
| 77 | __ cmp(ebx, edx); |
| 78 | __ j(not_equal, &exit); |
| 79 | |
| 80 | |
| 81 | // Test 2. |
| 82 | __ mov(eax, Immediate(2)); // Test number. |
| 83 | __ mov(Operand(esp, 0 * kPointerSize), Immediate(0)); |
| 84 | __ mov(ebx, Immediate(-1)); |
| 85 | __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer8()); |
| 86 | __ mov(ebx, Operand(esp, 0 * kPointerSize)); |
| 87 | __ mov(edx, Immediate(255)); |
| 88 | __ cmp(ebx, edx); |
| 89 | __ j(not_equal, &exit); |
| 90 | __ Load(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer8()); |
| 91 | __ mov(edx, Immediate(-1)); |
| 92 | __ cmp(ebx, edx); |
| 93 | __ j(not_equal, &exit); |
| 94 | |
| 95 | // Test 3. |
| 96 | __ mov(eax, Immediate(3)); // Test number. |
| 97 | __ mov(Operand(esp, 0 * kPointerSize), Immediate(0)); |
| 98 | __ mov(ebx, Immediate(-1)); |
| 99 | __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer16()); |
| 100 | __ mov(ebx, Operand(esp, 0 * kPointerSize)); |
| 101 | __ mov(edx, Immediate(65535)); |
| 102 | __ cmp(ebx, edx); |
| 103 | __ j(not_equal, &exit); |
| 104 | __ Load(edx, Operand(esp, 0 * kPointerSize), Representation::Integer16()); |
| 105 | __ mov(ebx, Immediate(-1)); |
| 106 | __ cmp(ebx, edx); |
| 107 | __ j(not_equal, &exit); |
| 108 | |
| 109 | // Test 4. |
| 110 | __ mov(eax, Immediate(4)); // Test number. |
| 111 | __ mov(Operand(esp, 0 * kPointerSize), Immediate(0)); |
| 112 | __ mov(ebx, Immediate(-1)); |
| 113 | __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger16()); |
| 114 | __ mov(ebx, Operand(esp, 0 * kPointerSize)); |
| 115 | __ mov(edx, Immediate(65535)); |
| 116 | __ cmp(ebx, edx); |
| 117 | __ j(not_equal, &exit); |
| 118 | __ Load(edx, Operand(esp, 0 * kPointerSize), Representation::UInteger16()); |
| 119 | __ cmp(ebx, edx); |
| 120 | __ j(not_equal, &exit); |
| 121 | |
| 122 | // Test 5. |
| 123 | __ mov(eax, Immediate(5)); // Test XMM move immediate. |
| 124 | __ Move(xmm0, 0.0); |
| 125 | __ Move(xmm1, 0.0); |
| 126 | __ ucomisd(xmm0, xmm1); |
| 127 | __ j(not_equal, &exit); |
| 128 | __ Move(xmm2, 991.01); |
| 129 | __ ucomisd(xmm0, xmm2); |
| 130 | __ j(equal, &exit); |
| 131 | __ Move(xmm0, 991.01); |
| 132 | __ ucomisd(xmm0, xmm2); |
| 133 | __ j(not_equal, &exit); |
| 134 | |
| 135 | // Test 6. |
| 136 | __ mov(eax, Immediate(6)); |
| 137 | __ Move(edx, Immediate(0)); // Test Move() |
| 138 | __ cmp(edx, Immediate(0)); |
| 139 | __ j(not_equal, &exit); |
| 140 | __ Move(ecx, Immediate(-1)); |
| 141 | __ cmp(ecx, Immediate(-1)); |
| 142 | __ j(not_equal, &exit); |
| 143 | __ Move(ebx, Immediate(0x77)); |
| 144 | __ cmp(ebx, Immediate(0x77)); |
| 145 | __ j(not_equal, &exit); |
| 146 | |
| 147 | __ xor_(eax, eax); // Success. |
| 148 | __ bind(&exit); |
| 149 | __ add(esp, Immediate(1 * kPointerSize)); |
| 150 | __ pop(edx); |
| 151 | __ pop(ebx); |
| 152 | __ ret(0); |
| 153 | |
| 154 | CodeDesc desc; |
| 155 | masm->GetCode(&desc); |
| 156 | // Call the function from C++. |
| 157 | int result = FUNCTION_CAST<F0>(buffer)(); |
| 158 | CHECK_EQ(0, result); |
| 159 | } |
| 160 | |
| 161 | #undef __ |