Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(265)

Side by Side Diff: src/arm/simulator-arm.cc

Issue 9227007: Version 3.8.6 (Closed) Base URL: http://v8.googlecode.com/svn/trunk/
Patch Set: Created 8 years, 11 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
« no previous file with comments | « src/arm/macro-assembler-arm.cc ('k') | src/arm/stub-cache-arm.cc » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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
(...skipping 723 matching lines...) Expand 10 before | Expand all | Expand 10 after
734 } 734 }
735 735
736 736
737 Simulator::Simulator(Isolate* isolate) : isolate_(isolate) { 737 Simulator::Simulator(Isolate* isolate) : isolate_(isolate) {
738 i_cache_ = isolate_->simulator_i_cache(); 738 i_cache_ = isolate_->simulator_i_cache();
739 if (i_cache_ == NULL) { 739 if (i_cache_ == NULL) {
740 i_cache_ = new v8::internal::HashMap(&ICacheMatch); 740 i_cache_ = new v8::internal::HashMap(&ICacheMatch);
741 isolate_->set_simulator_i_cache(i_cache_); 741 isolate_->set_simulator_i_cache(i_cache_);
742 } 742 }
743 Initialize(isolate); 743 Initialize(isolate);
744 // Setup simulator support first. Some of this information is needed to 744 // Set up simulator support first. Some of this information is needed to
745 // setup the architecture state. 745 // setup the architecture state.
746 size_t stack_size = 1 * 1024*1024; // allocate 1MB for stack 746 size_t stack_size = 1 * 1024*1024; // allocate 1MB for stack
747 stack_ = reinterpret_cast<char*>(malloc(stack_size)); 747 stack_ = reinterpret_cast<char*>(malloc(stack_size));
748 pc_modified_ = false; 748 pc_modified_ = false;
749 icount_ = 0; 749 icount_ = 0;
750 break_pc_ = NULL; 750 break_pc_ = NULL;
751 break_instr_ = 0; 751 break_instr_ = 0;
752 752
753 // Setup architecture state. 753 // Set up architecture state.
754 // All registers are initialized to zero to start with. 754 // All registers are initialized to zero to start with.
755 for (int i = 0; i < num_registers; i++) { 755 for (int i = 0; i < num_registers; i++) {
756 registers_[i] = 0; 756 registers_[i] = 0;
757 } 757 }
758 n_flag_ = false; 758 n_flag_ = false;
759 z_flag_ = false; 759 z_flag_ = false;
760 c_flag_ = false; 760 c_flag_ = false;
761 v_flag_ = false; 761 v_flag_ = false;
762 762
763 // Initializing VFP registers. 763 // Initializing VFP registers.
(...skipping 2553 matching lines...) Expand 10 before | Expand all | Expand 10 after
3317 } 3317 }
3318 program_counter = get_pc(); 3318 program_counter = get_pc();
3319 } 3319 }
3320 } 3320 }
3321 } 3321 }
3322 3322
3323 3323
3324 int32_t Simulator::Call(byte* entry, int argument_count, ...) { 3324 int32_t Simulator::Call(byte* entry, int argument_count, ...) {
3325 va_list parameters; 3325 va_list parameters;
3326 va_start(parameters, argument_count); 3326 va_start(parameters, argument_count);
3327 // Setup arguments 3327 // Set up arguments
3328 3328
3329 // First four arguments passed in registers. 3329 // First four arguments passed in registers.
3330 ASSERT(argument_count >= 4); 3330 ASSERT(argument_count >= 4);
3331 set_register(r0, va_arg(parameters, int32_t)); 3331 set_register(r0, va_arg(parameters, int32_t));
3332 set_register(r1, va_arg(parameters, int32_t)); 3332 set_register(r1, va_arg(parameters, int32_t));
3333 set_register(r2, va_arg(parameters, int32_t)); 3333 set_register(r2, va_arg(parameters, int32_t));
3334 set_register(r3, va_arg(parameters, int32_t)); 3334 set_register(r3, va_arg(parameters, int32_t));
3335 3335
3336 // Remaining arguments passed on stack. 3336 // Remaining arguments passed on stack.
3337 int original_stack = get_register(sp); 3337 int original_stack = get_register(sp);
(...skipping 22 matching lines...) Expand all
3360 // simulator code and therefore is regarded as a callee-saved register. 3360 // simulator code and therefore is regarded as a callee-saved register.
3361 int32_t r4_val = get_register(r4); 3361 int32_t r4_val = get_register(r4);
3362 int32_t r5_val = get_register(r5); 3362 int32_t r5_val = get_register(r5);
3363 int32_t r6_val = get_register(r6); 3363 int32_t r6_val = get_register(r6);
3364 int32_t r7_val = get_register(r7); 3364 int32_t r7_val = get_register(r7);
3365 int32_t r8_val = get_register(r8); 3365 int32_t r8_val = get_register(r8);
3366 int32_t r9_val = get_register(r9); 3366 int32_t r9_val = get_register(r9);
3367 int32_t r10_val = get_register(r10); 3367 int32_t r10_val = get_register(r10);
3368 int32_t r11_val = get_register(r11); 3368 int32_t r11_val = get_register(r11);
3369 3369
3370 // Setup the callee-saved registers with a known value. To be able to check 3370 // Set up the callee-saved registers with a known value. To be able to check
3371 // that they are preserved properly across JS execution. 3371 // that they are preserved properly across JS execution.
3372 int32_t callee_saved_value = icount_; 3372 int32_t callee_saved_value = icount_;
3373 set_register(r4, callee_saved_value); 3373 set_register(r4, callee_saved_value);
3374 set_register(r5, callee_saved_value); 3374 set_register(r5, callee_saved_value);
3375 set_register(r6, callee_saved_value); 3375 set_register(r6, callee_saved_value);
3376 set_register(r7, callee_saved_value); 3376 set_register(r7, callee_saved_value);
3377 set_register(r8, callee_saved_value); 3377 set_register(r8, callee_saved_value);
3378 set_register(r9, callee_saved_value); 3378 set_register(r9, callee_saved_value);
3379 set_register(r10, callee_saved_value); 3379 set_register(r10, callee_saved_value);
3380 set_register(r11, callee_saved_value); 3380 set_register(r11, callee_saved_value);
(...skipping 45 matching lines...) Expand 10 before | Expand all | Expand 10 after
3426 uintptr_t address = *stack_slot; 3426 uintptr_t address = *stack_slot;
3427 set_register(sp, current_sp + sizeof(uintptr_t)); 3427 set_register(sp, current_sp + sizeof(uintptr_t));
3428 return address; 3428 return address;
3429 } 3429 }
3430 3430
3431 } } // namespace v8::internal 3431 } } // namespace v8::internal
3432 3432
3433 #endif // USE_SIMULATOR 3433 #endif // USE_SIMULATOR
3434 3434
3435 #endif // V8_TARGET_ARCH_ARM 3435 #endif // V8_TARGET_ARCH_ARM
OLDNEW
« no previous file with comments | « src/arm/macro-assembler-arm.cc ('k') | src/arm/stub-cache-arm.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698