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 "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_ARM | 7 #if V8_TARGET_ARCH_ARM |
8 | 8 |
9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
10 #include "src/bootstrapper.h" | 10 #include "src/bootstrapper.h" |
(...skipping 1141 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1152 // r5: pointer to builtin function (C callee-saved) | 1152 // r5: pointer to builtin function (C callee-saved) |
1153 | 1153 |
1154 // Result returned in r0 or r0+r1 by default. | 1154 // Result returned in r0 or r0+r1 by default. |
1155 | 1155 |
1156 #if V8_HOST_ARCH_ARM | 1156 #if V8_HOST_ARCH_ARM |
1157 int frame_alignment = MacroAssembler::ActivationFrameAlignment(); | 1157 int frame_alignment = MacroAssembler::ActivationFrameAlignment(); |
1158 int frame_alignment_mask = frame_alignment - 1; | 1158 int frame_alignment_mask = frame_alignment - 1; |
1159 if (FLAG_debug_code) { | 1159 if (FLAG_debug_code) { |
1160 if (frame_alignment > kPointerSize) { | 1160 if (frame_alignment > kPointerSize) { |
1161 Label alignment_as_expected; | 1161 Label alignment_as_expected; |
1162 DCHECK(IsPowerOf2(frame_alignment)); | 1162 DCHECK(base::bits::IsPowerOfTwo32(frame_alignment)); |
1163 __ tst(sp, Operand(frame_alignment_mask)); | 1163 __ tst(sp, Operand(frame_alignment_mask)); |
1164 __ b(eq, &alignment_as_expected); | 1164 __ b(eq, &alignment_as_expected); |
1165 // Don't use Check here, as it will call Runtime_Abort re-entering here. | 1165 // Don't use Check here, as it will call Runtime_Abort re-entering here. |
1166 __ stop("Unexpected alignment"); | 1166 __ stop("Unexpected alignment"); |
1167 __ bind(&alignment_as_expected); | 1167 __ bind(&alignment_as_expected); |
1168 } | 1168 } |
1169 } | 1169 } |
1170 #endif | 1170 #endif |
1171 | 1171 |
1172 // Call C built-in. | 1172 // Call C built-in. |
(...skipping 3681 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
4854 MemOperand(fp, 6 * kPointerSize), | 4854 MemOperand(fp, 6 * kPointerSize), |
4855 NULL); | 4855 NULL); |
4856 } | 4856 } |
4857 | 4857 |
4858 | 4858 |
4859 #undef __ | 4859 #undef __ |
4860 | 4860 |
4861 } } // namespace v8::internal | 4861 } } // namespace v8::internal |
4862 | 4862 |
4863 #endif // V8_TARGET_ARCH_ARM | 4863 #endif // V8_TARGET_ARCH_ARM |
OLD | NEW |