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1 // Copyright 2009 the V8 project authors. All rights reserved. | 1 // Copyright 2009 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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125 // Allocate an executable page of memory. | 125 // Allocate an executable page of memory. |
126 size_t actual_size; | 126 size_t actual_size; |
127 byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, | 127 byte* buffer = static_cast<byte*>(OS::Allocate(Assembler::kMinimalBufferSize, |
128 &actual_size, | 128 &actual_size, |
129 true)); | 129 true)); |
130 CHECK(buffer); | 130 CHECK(buffer); |
131 Assembler assm(buffer, actual_size); | 131 Assembler assm(buffer, actual_size); |
132 | 132 |
133 // Assemble a simple function that copies argument 2 and returns it. | 133 // Assemble a simple function that copies argument 2 and returns it. |
134 __ movq(rax, rsi); | 134 __ movq(rax, rsi); |
135 __ add(rax, rdi); | 135 __ addq(rax, rdi); |
136 __ ret(0); | 136 __ ret(0); |
137 | 137 |
138 CodeDesc desc; | 138 CodeDesc desc; |
139 assm.GetCode(&desc); | 139 assm.GetCode(&desc); |
140 // Call the function from C++. | 140 // Call the function from C++. |
141 int result = FUNCTION_CAST<F2>(buffer)(3, 2); | 141 int result = FUNCTION_CAST<F2>(buffer)(3, 2); |
142 CHECK_EQ(5, result); | 142 CHECK_EQ(5, result); |
143 } | 143 } |
144 | 144 |
145 TEST(AssemblerX64MemoryOperands) { | 145 TEST(AssemblerX64MemoryOperands) { |
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208 true)); | 208 true)); |
209 CHECK(buffer); | 209 CHECK(buffer); |
210 Assembler assm(buffer, actual_size); | 210 Assembler assm(buffer, actual_size); |
211 // Assemble two loops using rax as counter, and verify the ending counts. | 211 // Assemble two loops using rax as counter, and verify the ending counts. |
212 Label Fail; | 212 Label Fail; |
213 __ movq(rax, Immediate(-3)); | 213 __ movq(rax, Immediate(-3)); |
214 Label Loop1_test; | 214 Label Loop1_test; |
215 Label Loop1_body; | 215 Label Loop1_body; |
216 __ jmp(&Loop1_test); | 216 __ jmp(&Loop1_test); |
217 __ bind(&Loop1_body); | 217 __ bind(&Loop1_body); |
218 __ add(rax, Immediate(7)); | 218 __ addq(rax, Immediate(7)); |
219 __ bind(&Loop1_test); | 219 __ bind(&Loop1_test); |
220 __ cmp(rax, Immediate(20)); | 220 __ cmpq(rax, Immediate(20)); |
221 __ j(less_equal, &Loop1_body); | 221 __ j(less_equal, &Loop1_body); |
222 // Did the loop terminate with the expected value? | 222 // Did the loop terminate with the expected value? |
223 __ cmp(rax, Immediate(25)); | 223 __ cmpq(rax, Immediate(25)); |
224 __ j(not_equal, &Fail); | 224 __ j(not_equal, &Fail); |
225 | 225 |
226 Label Loop2_test; | 226 Label Loop2_test; |
227 Label Loop2_body; | 227 Label Loop2_body; |
228 __ movq(rax, Immediate(0x11FEED00)); | 228 __ movq(rax, Immediate(0x11FEED00)); |
229 __ jmp(&Loop2_test); | 229 __ jmp(&Loop2_test); |
230 __ bind(&Loop2_body); | 230 __ bind(&Loop2_body); |
231 __ add(rax, Immediate(-0x1100)); | 231 __ addq(rax, Immediate(-0x1100)); |
232 __ bind(&Loop2_test); | 232 __ bind(&Loop2_test); |
233 __ cmp(rax, Immediate(0x11FE8000)); | 233 __ cmpq(rax, Immediate(0x11FE8000)); |
234 __ j(greater, &Loop2_body); | 234 __ j(greater, &Loop2_body); |
235 // Did the loop terminate with the expected value? | 235 // Did the loop terminate with the expected value? |
236 __ cmp(rax, Immediate(0x11FE7600)); | 236 __ cmpq(rax, Immediate(0x11FE7600)); |
237 __ j(not_equal, &Fail); | 237 __ j(not_equal, &Fail); |
238 | 238 |
239 __ movq(rax, Immediate(1)); | 239 __ movq(rax, Immediate(1)); |
240 __ ret(0); | 240 __ ret(0); |
241 __ bind(&Fail); | 241 __ bind(&Fail); |
242 __ movq(rax, Immediate(0)); | 242 __ movq(rax, Immediate(0)); |
243 __ ret(0); | 243 __ ret(0); |
244 | 244 |
245 CodeDesc desc; | 245 CodeDesc desc; |
246 assm.GetCode(&desc); | 246 assm.GetCode(&desc); |
247 // Call the function from C++. | 247 // Call the function from C++. |
248 int result = FUNCTION_CAST<F0>(buffer)(); | 248 int result = FUNCTION_CAST<F0>(buffer)(); |
249 CHECK_EQ(1, result); | 249 CHECK_EQ(1, result); |
250 } | 250 } |
251 | 251 |
252 #undef __ | 252 #undef __ |
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