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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/locations.h" | 5 #include "vm/locations.h" |
6 | 6 |
| 7 #include "vm/il_printer.h" |
7 #include "vm/intermediate_language.h" | 8 #include "vm/intermediate_language.h" |
8 #include "vm/flow_graph_compiler.h" | 9 #include "vm/flow_graph_compiler.h" |
9 | 10 |
10 namespace dart { | 11 namespace dart { |
11 | 12 |
12 LocationSummary* LocationSummary::Make(intptr_t input_count, | 13 LocationSummary* LocationSummary::Make(intptr_t input_count, |
13 Location out, | 14 Location out, |
14 ContainsCall contains_call, | 15 ContainsCall contains_call, |
15 ContainsBranch contains_branch) { | 16 ContainsBranch contains_branch) { |
16 LocationSummary* summary = new LocationSummary(input_count, | 17 LocationSummary* summary = new LocationSummary(input_count, |
17 0, | 18 0, |
18 contains_call, | 19 contains_call, |
19 contains_branch); | 20 contains_branch); |
20 for (intptr_t i = 0; i < input_count; i++) { | 21 for (intptr_t i = 0; i < input_count; i++) { |
21 summary->set_in(i, Location::RequiresRegister()); | 22 summary->set_in(i, Location::RequiresRegister()); |
22 } | 23 } |
23 summary->set_out(out); | 24 summary->set_out(out); |
24 return summary; | 25 return summary; |
25 } | 26 } |
26 | 27 |
| 28 |
| 29 #if defined(TARGET_ARCH_IA32) |
| 30 static const char* cpu_reg_names[kNumberOfCpuRegisters] = { |
| 31 "eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi" |
| 32 }; |
| 33 #elif defined(TARGET_ARCH_X64) |
| 34 static const char* cpu_reg_names[kNumberOfCpuRegisters] = { |
| 35 "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi", |
| 36 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15" |
| 37 }; |
| 38 #endif |
| 39 |
| 40 |
| 41 const char* Location::Name() const { |
| 42 switch (kind()) { |
| 43 case kInvalid: return "?"; |
| 44 case kRegister: return cpu_reg_names[reg()]; |
| 45 case kUnallocated: |
| 46 switch (policy()) { |
| 47 case kRequiresRegister: |
| 48 return "R"; |
| 49 case kSameAsFirstInput: |
| 50 return "0"; |
| 51 } |
| 52 default: |
| 53 ASSERT(IsConstant()); |
| 54 return "C"; |
| 55 } |
| 56 return "?"; |
| 57 } |
| 58 |
| 59 |
| 60 void LocationSummary::PrintTo(BufferFormatter* f) const { |
| 61 if (input_count() > 0) { |
| 62 f->Print(" ("); |
| 63 for (intptr_t i = 0; i < input_count(); i++) { |
| 64 if (i != 0) f->Print(", "); |
| 65 f->Print("%s", in(i).Name()); |
| 66 } |
| 67 f->Print(")"); |
| 68 } |
| 69 |
| 70 if (temp_count() > 0) { |
| 71 f->Print(" ["); |
| 72 for (intptr_t i = 0; i < temp_count(); i++) { |
| 73 if (i != 0) f->Print(", "); |
| 74 f->Print("%s", temp(i).Name()); |
| 75 } |
| 76 f->Print("]"); |
| 77 } |
| 78 |
| 79 if (!out().IsInvalid()) { |
| 80 f->Print(" => "); |
| 81 f->Print("%s", out().Name()); |
| 82 } |
| 83 |
| 84 if (is_call()) f->Print(" C"); |
| 85 if (is_branch()) f->Print(" B"); |
| 86 } |
| 87 |
27 } // namespace dart | 88 } // namespace dart |
28 | 89 |
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