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Issue 5618005: Fix ARM sim build. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 10 years ago
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1 // Copyright 2010 the V8 project authors. All rights reserved. 1 // Copyright 2010 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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189 // There are no translation commands for the caller's pc and fp, the 189 // There are no translation commands for the caller's pc and fp, the
190 // context, and the function. Synthesize their values and set them up 190 // context, and the function. Synthesize their values and set them up
191 // explicitly. 191 // explicitly.
192 // 192 //
193 // The caller's pc for the bottommost output frame is the same as in the 193 // The caller's pc for the bottommost output frame is the same as in the
194 // input frame. For all subsequent output frames, it can be read from the 194 // input frame. For all subsequent output frames, it can be read from the
195 // previous one. This frame's pc can be computed from the non-optimized 195 // previous one. This frame's pc can be computed from the non-optimized
196 // function code and AST id of the bailout. 196 // function code and AST id of the bailout.
197 output_offset -= kPointerSize; 197 output_offset -= kPointerSize;
198 input_offset -= kPointerSize; 198 input_offset -= kPointerSize;
199 uint32_t value; 199 intptr_t value;
200 if (is_bottommost) { 200 if (is_bottommost) {
201 value = input_->GetFrameSlot(input_offset); 201 value = input_->GetFrameSlot(input_offset);
202 } else { 202 } else {
203 value = output_[frame_index - 1]->GetPc(); 203 value = output_[frame_index - 1]->GetPc();
204 } 204 }
205 output_frame->SetFrameSlot(output_offset, value); 205 output_frame->SetFrameSlot(output_offset, value);
206 if (FLAG_trace_deopt) { 206 if (FLAG_trace_deopt) {
207 PrintF(" 0x%08x: [top + %d] <- 0x%08x ; caller's pc\n", 207 PrintF(" 0x%08x: [top + %d] <- 0x%08x ; caller's pc\n",
208 top_address + output_offset, output_offset, value); 208 top_address + output_offset, output_offset, value);
209 } 209 }
210 210
211 // The caller's frame pointer for the bottommost output frame is the same 211 // The caller's frame pointer for the bottommost output frame is the same
212 // as in the input frame. For all subsequent output frames, it can be 212 // as in the input frame. For all subsequent output frames, it can be
213 // read from the previous one. Also compute and set this frame's frame 213 // read from the previous one. Also compute and set this frame's frame
214 // pointer. 214 // pointer.
215 output_offset -= kPointerSize; 215 output_offset -= kPointerSize;
216 input_offset -= kPointerSize; 216 input_offset -= kPointerSize;
217 if (is_bottommost) { 217 if (is_bottommost) {
218 value = input_->GetFrameSlot(input_offset); 218 value = input_->GetFrameSlot(input_offset);
219 } else { 219 } else {
220 value = output_[frame_index - 1]->GetFp(); 220 value = output_[frame_index - 1]->GetFp();
221 } 221 }
222 output_frame->SetFrameSlot(output_offset, value); 222 output_frame->SetFrameSlot(output_offset, value);
223 unsigned fp_value = top_address + output_offset; 223 intptr_t fp_value = top_address + output_offset;
224 ASSERT(!is_bottommost || input_->GetRegister(fp.code()) == fp_value); 224 ASSERT(!is_bottommost || input_->GetRegister(fp.code()) == fp_value);
225 output_frame->SetFp(fp_value); 225 output_frame->SetFp(fp_value);
226 if (is_topmost) { 226 if (is_topmost) {
227 output_frame->SetRegister(fp.code(), fp_value); 227 output_frame->SetRegister(fp.code(), fp_value);
228 } 228 }
229 if (FLAG_trace_deopt) { 229 if (FLAG_trace_deopt) {
230 PrintF(" 0x%08x: [top + %d] <- 0x%08x ; caller's fp\n", 230 PrintF(" 0x%08x: [top + %d] <- 0x%08x ; caller's fp\n",
231 fp_value, output_offset, value); 231 fp_value, output_offset, value);
232 } 232 }
233 233
234 // The context can be gotten from the function so long as we don't 234 // The context can be gotten from the function so long as we don't
235 // optimize functions that need local contexts. 235 // optimize functions that need local contexts.
236 output_offset -= kPointerSize; 236 output_offset -= kPointerSize;
237 input_offset -= kPointerSize; 237 input_offset -= kPointerSize;
238 value = reinterpret_cast<uint32_t>(function->context()); 238 value = reinterpret_cast<intptr_t>(function->context());
239 // The context for the bottommost output frame should also agree with the 239 // The context for the bottommost output frame should also agree with the
240 // input frame. 240 // input frame.
241 ASSERT(!is_bottommost || input_->GetFrameSlot(input_offset) == value); 241 ASSERT(!is_bottommost || input_->GetFrameSlot(input_offset) == value);
242 output_frame->SetFrameSlot(output_offset, value); 242 output_frame->SetFrameSlot(output_offset, value);
243 if (is_topmost) { 243 if (is_topmost) {
244 output_frame->SetRegister(cp.code(), value); 244 output_frame->SetRegister(cp.code(), value);
245 } 245 }
246 if (FLAG_trace_deopt) { 246 if (FLAG_trace_deopt) {
247 PrintF(" 0x%08x: [top + %d] <- 0x%08x ; context\n", 247 PrintF(" 0x%08x: [top + %d] <- 0x%08x ; context\n",
248 top_address + output_offset, output_offset, value); 248 top_address + output_offset, output_offset, value);
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494 __ push(ip); 494 __ push(ip);
495 __ b(&done); 495 __ b(&done);
496 ASSERT(masm()->pc_offset() - start == table_entry_size_); 496 ASSERT(masm()->pc_offset() - start == table_entry_size_);
497 } 497 }
498 __ bind(&done); 498 __ bind(&done);
499 } 499 }
500 500
501 #undef __ 501 #undef __
502 502
503 } } // namespace v8::internal 503 } } // namespace v8::internal
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