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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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| 123 ASSERT((object_regs & ~kJSCallerSaved) == 0); | 123 ASSERT((object_regs & ~kJSCallerSaved) == 0); |
| 124 ASSERT((non_object_regs & ~kJSCallerSaved) == 0); | 124 ASSERT((non_object_regs & ~kJSCallerSaved) == 0); |
| 125 ASSERT((object_regs & non_object_regs) == 0); | 125 ASSERT((object_regs & non_object_regs) == 0); |
| 126 if ((object_regs | non_object_regs) != 0) { | 126 if ((object_regs | non_object_regs) != 0) { |
| 127 for (int i = 0; i < kNumJSCallerSaved; i++) { | 127 for (int i = 0; i < kNumJSCallerSaved; i++) { |
| 128 int r = JSCallerSavedCode(i); | 128 int r = JSCallerSavedCode(i); |
| 129 Register reg = { r }; | 129 Register reg = { r }; |
| 130 if ((non_object_regs & (1 << r)) != 0) { | 130 if ((non_object_regs & (1 << r)) != 0) { |
| 131 if (FLAG_debug_code) { | 131 if (FLAG_debug_code) { |
| 132 __ tst(reg, Operand(0xc0000000)); | 132 __ tst(reg, Operand(0xc0000000)); |
| 133 __ Assert(eq, kUnableToEncodeValueAsSmi); | 133 __ Assert(eq, "Unable to encode value as smi"); |
| 134 } | 134 } |
| 135 __ SmiTag(reg); | 135 __ SmiTag(reg); |
| 136 } | 136 } |
| 137 } | 137 } |
| 138 __ stm(db_w, sp, object_regs | non_object_regs); | 138 __ stm(db_w, sp, object_regs | non_object_regs); |
| 139 } | 139 } |
| 140 | 140 |
| 141 #ifdef DEBUG | 141 #ifdef DEBUG |
| 142 __ RecordComment("// Calling from debug break to runtime - come in - over"); | 142 __ RecordComment("// Calling from debug break to runtime - come in - over"); |
| 143 #endif | 143 #endif |
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| 306 | 306 |
| 307 | 307 |
| 308 void Debug::GenerateSlotDebugBreak(MacroAssembler* masm) { | 308 void Debug::GenerateSlotDebugBreak(MacroAssembler* masm) { |
| 309 // In the places where a debug break slot is inserted no registers can contain | 309 // In the places where a debug break slot is inserted no registers can contain |
| 310 // object pointers. | 310 // object pointers. |
| 311 Generate_DebugBreakCallHelper(masm, 0, 0); | 311 Generate_DebugBreakCallHelper(masm, 0, 0); |
| 312 } | 312 } |
| 313 | 313 |
| 314 | 314 |
| 315 void Debug::GeneratePlainReturnLiveEdit(MacroAssembler* masm) { | 315 void Debug::GeneratePlainReturnLiveEdit(MacroAssembler* masm) { |
| 316 masm->Abort(kLiveEditFrameDroppingIsNotSupportedOnArm); | 316 masm->Abort("LiveEdit frame dropping is not supported on arm"); |
| 317 } | 317 } |
| 318 | 318 |
| 319 | 319 |
| 320 void Debug::GenerateFrameDropperLiveEdit(MacroAssembler* masm) { | 320 void Debug::GenerateFrameDropperLiveEdit(MacroAssembler* masm) { |
| 321 masm->Abort(kLiveEditFrameDroppingIsNotSupportedOnArm); | 321 masm->Abort("LiveEdit frame dropping is not supported on arm"); |
| 322 } | 322 } |
| 323 | 323 |
| 324 const bool Debug::kFrameDropperSupported = false; | 324 const bool Debug::kFrameDropperSupported = false; |
| 325 | 325 |
| 326 #undef __ | 326 #undef __ |
| 327 | 327 |
| 328 | 328 |
| 329 | 329 |
| 330 #endif // ENABLE_DEBUGGER_SUPPORT | 330 #endif // ENABLE_DEBUGGER_SUPPORT |
| 331 | 331 |
| 332 } } // namespace v8::internal | 332 } } // namespace v8::internal |
| 333 | 333 |
| 334 #endif // V8_TARGET_ARCH_ARM | 334 #endif // V8_TARGET_ARCH_ARM |
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