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
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.
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.
31 #include "test/cctest/cctest.h"
33 #include "src/base/platform/platform.h"
34 #include "src/factory.h"
35 #include "src/macro-assembler.h"
37 using namespace v8::internal;
40 #define STDCALL __attribute__((stdcall))
42 #define STDCALL __stdcall
45 typedef int STDCALL F0Type();
51 TEST(LoadAndStoreWithRepresentation) {
52 // Allocate an executable page of memory.
54 byte* buffer = static_cast<byte*>(v8::base::OS::Allocate(
55 Assembler::kMinimalBufferSize, &actual_size, true));
57 Isolate* isolate = CcTest::i_isolate();
58 HandleScope handles(isolate);
59 MacroAssembler assembler(isolate, buffer, static_cast<int>(actual_size));
60 MacroAssembler* masm = &assembler; // Create a pointer for the __ macro.
63 __ sub(esp, Immediate(1 * kPointerSize));
67 __ mov(eax, Immediate(1)); // Test number.
68 __ mov(Operand(esp, 0 * kPointerSize), Immediate(0));
69 __ mov(ebx, Immediate(-1));
70 __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger8());
71 __ mov(ebx, Operand(esp, 0 * kPointerSize));
72 __ mov(edx, Immediate(255));
74 __ j(not_equal, &exit);
75 __ Load(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger8());
77 __ j(not_equal, &exit);
81 __ mov(eax, Immediate(2)); // Test number.
82 __ mov(Operand(esp, 0 * kPointerSize), Immediate(0));
83 __ mov(ebx, Immediate(-1));
84 __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer8());
85 __ mov(ebx, Operand(esp, 0 * kPointerSize));
86 __ mov(edx, Immediate(255));
88 __ j(not_equal, &exit);
89 __ Load(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer8());
90 __ mov(edx, Immediate(-1));
92 __ j(not_equal, &exit);
95 __ mov(eax, Immediate(3)); // Test number.
96 __ mov(Operand(esp, 0 * kPointerSize), Immediate(0));
97 __ mov(ebx, Immediate(-1));
98 __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::Integer16());
99 __ mov(ebx, Operand(esp, 0 * kPointerSize));
100 __ mov(edx, Immediate(65535));
102 __ j(not_equal, &exit);
103 __ Load(edx, Operand(esp, 0 * kPointerSize), Representation::Integer16());
104 __ mov(ebx, Immediate(-1));
106 __ j(not_equal, &exit);
109 __ mov(eax, Immediate(4)); // Test number.
110 __ mov(Operand(esp, 0 * kPointerSize), Immediate(0));
111 __ mov(ebx, Immediate(-1));
112 __ Store(ebx, Operand(esp, 0 * kPointerSize), Representation::UInteger16());
113 __ mov(ebx, Operand(esp, 0 * kPointerSize));
114 __ mov(edx, Immediate(65535));
116 __ j(not_equal, &exit);
117 __ Load(edx, Operand(esp, 0 * kPointerSize), Representation::UInteger16());
119 __ j(not_equal, &exit);
122 __ mov(eax, Immediate(5)); // Test XMM move immediate.
125 __ ucomisd(xmm0, xmm1);
126 __ j(not_equal, &exit);
127 __ Move(xmm2, 991.01);
128 __ ucomisd(xmm0, xmm2);
130 __ Move(xmm0, 991.01);
131 __ ucomisd(xmm0, xmm2);
132 __ j(not_equal, &exit);
135 __ mov(eax, Immediate(6));
136 __ Move(edx, Immediate(0)); // Test Move()
137 __ cmp(edx, Immediate(0));
138 __ j(not_equal, &exit);
139 __ Move(ecx, Immediate(-1));
140 __ cmp(ecx, Immediate(-1));
141 __ j(not_equal, &exit);
142 __ Move(ebx, Immediate(0x77));
143 __ cmp(ebx, Immediate(0x77));
144 __ j(not_equal, &exit);
146 __ xor_(eax, eax); // Success.
148 __ add(esp, Immediate(1 * kPointerSize));
154 masm->GetCode(&desc);
155 // Call the function from C++.
156 int result = FUNCTION_CAST<F0>(buffer)();