OLD | NEW |
1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <limits.h> // For LONG_MIN, LONG_MAX. | 5 #include <limits.h> // For LONG_MIN, LONG_MAX. |
6 | 6 |
7 #include "src/v8.h" | 7 #include "src/v8.h" |
8 | 8 |
9 #if V8_TARGET_ARCH_ARM | 9 #if V8_TARGET_ARCH_ARM |
10 | 10 |
(...skipping 1388 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1399 void MacroAssembler::PushTryHandler(StackHandler::Kind kind, | 1399 void MacroAssembler::PushTryHandler(StackHandler::Kind kind, |
1400 int handler_index) { | 1400 int handler_index) { |
1401 // Adjust this code if not the case. | 1401 // Adjust this code if not the case. |
1402 STATIC_ASSERT(StackHandlerConstants::kSize == 3 * kPointerSize); | 1402 STATIC_ASSERT(StackHandlerConstants::kSize == 3 * kPointerSize); |
1403 STATIC_ASSERT(StackHandlerConstants::kNextOffset == 0 * kPointerSize); | 1403 STATIC_ASSERT(StackHandlerConstants::kNextOffset == 0 * kPointerSize); |
1404 STATIC_ASSERT(StackHandlerConstants::kStateOffset == 1 * kPointerSize); | 1404 STATIC_ASSERT(StackHandlerConstants::kStateOffset == 1 * kPointerSize); |
1405 STATIC_ASSERT(StackHandlerConstants::kContextOffset == 2 * kPointerSize); | 1405 STATIC_ASSERT(StackHandlerConstants::kContextOffset == 2 * kPointerSize); |
1406 | 1406 |
1407 // For the JSEntry handler, we must preserve r0-r4, r5-r6 are available. | 1407 // For the JSEntry handler, we must preserve r0-r4, r5-r6 are available. |
1408 // We will build up the handler from the bottom by pushing on the stack. | 1408 // We will build up the handler from the bottom by pushing on the stack. |
1409 // Set up the the state (r6) for pushing. | 1409 // Set up the the index (r6) for pushing. |
1410 unsigned state = | 1410 mov(r6, Operand(handler_index)); |
1411 StackHandler::IndexField::encode(handler_index) | | |
1412 StackHandler::KindField::encode(kind); | |
1413 mov(r6, Operand(state)); | |
1414 | 1411 |
1415 // Push the context and state. | 1412 // Push the context and index. |
1416 if (kind == StackHandler::JS_ENTRY) { | 1413 if (kind == StackHandler::JS_ENTRY) { |
1417 mov(cp, Operand(Smi::FromInt(0))); // Indicates no context. | 1414 mov(cp, Operand(Smi::FromInt(0))); // Indicates no context. |
1418 stm(db_w, sp, r6.bit() | cp.bit()); | 1415 stm(db_w, sp, r6.bit() | cp.bit()); |
1419 } else { | 1416 } else { |
1420 stm(db_w, sp, r6.bit() | cp.bit()); | 1417 stm(db_w, sp, r6.bit() | cp.bit()); |
1421 } | 1418 } |
1422 | 1419 |
1423 // Link the current handler as the next handler. | 1420 // Link the current handler as the next handler. |
1424 mov(r6, Operand(ExternalReference(Isolate::kHandlerAddress, isolate()))); | 1421 mov(r6, Operand(ExternalReference(Isolate::kHandlerAddress, isolate()))); |
1425 ldr(r5, MemOperand(r6)); | 1422 ldr(r5, MemOperand(r6)); |
(...skipping 2468 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
3894 } | 3891 } |
3895 } | 3892 } |
3896 if (mag.shift > 0) mov(result, Operand(result, ASR, mag.shift)); | 3893 if (mag.shift > 0) mov(result, Operand(result, ASR, mag.shift)); |
3897 add(result, result, Operand(dividend, LSR, 31)); | 3894 add(result, result, Operand(dividend, LSR, 31)); |
3898 } | 3895 } |
3899 | 3896 |
3900 } // namespace internal | 3897 } // namespace internal |
3901 } // namespace v8 | 3898 } // namespace v8 |
3902 | 3899 |
3903 #endif // V8_TARGET_ARCH_ARM | 3900 #endif // V8_TARGET_ARCH_ARM |
OLD | NEW |