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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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 <assert.h> // For assert | 5 #include <assert.h> // For assert |
6 #include <limits.h> // For LONG_MIN, LONG_MAX. | 6 #include <limits.h> // For LONG_MIN, LONG_MAX. |
7 | 7 |
8 #if V8_TARGET_ARCH_S390 | 8 #if V8_TARGET_ARCH_S390 |
9 | 9 |
10 #include "src/base/bits.h" | 10 #include "src/base/bits.h" |
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2406 STATIC_ASSERT(kSmiTag == 0); | 2406 STATIC_ASSERT(kSmiTag == 0); |
2407 TestIfSmi(object); | 2407 TestIfSmi(object); |
2408 Check(ne, kOperandIsASmiAndNotAGeneratorObject, cr0); | 2408 Check(ne, kOperandIsASmiAndNotAGeneratorObject, cr0); |
2409 push(object); | 2409 push(object); |
2410 CompareObjectType(object, object, object, JS_GENERATOR_OBJECT_TYPE); | 2410 CompareObjectType(object, object, object, JS_GENERATOR_OBJECT_TYPE); |
2411 pop(object); | 2411 pop(object); |
2412 Check(eq, kOperandIsNotAGeneratorObject); | 2412 Check(eq, kOperandIsNotAGeneratorObject); |
2413 } | 2413 } |
2414 } | 2414 } |
2415 | 2415 |
| 2416 void MacroAssembler::AssertAsyncGeneratorObject(Register object) { |
| 2417 if (emit_debug_code()) { |
| 2418 STATIC_ASSERT(kSmiTag == 0); |
| 2419 TestIfSmi(object); |
| 2420 Check(ne, kOperandIsASmiAndNotAGeneratorObject); |
| 2421 push(object); |
| 2422 CompareObjectType(object, object, object, JS_ASYNC_GENERATOR_OBJECT_TYPE); |
| 2423 pop(object); |
| 2424 Check(eq, kOperandIsNotAGeneratorObject); |
| 2425 } |
| 2426 } |
| 2427 |
2416 void MacroAssembler::AssertUndefinedOrAllocationSite(Register object, | 2428 void MacroAssembler::AssertUndefinedOrAllocationSite(Register object, |
2417 Register scratch) { | 2429 Register scratch) { |
2418 if (emit_debug_code()) { | 2430 if (emit_debug_code()) { |
2419 Label done_checking; | 2431 Label done_checking; |
2420 AssertNotSmi(object); | 2432 AssertNotSmi(object); |
2421 CompareRoot(object, Heap::kUndefinedValueRootIndex); | 2433 CompareRoot(object, Heap::kUndefinedValueRootIndex); |
2422 beq(&done_checking, Label::kNear); | 2434 beq(&done_checking, Label::kNear); |
2423 LoadP(scratch, FieldMemOperand(object, HeapObject::kMapOffset)); | 2435 LoadP(scratch, FieldMemOperand(object, HeapObject::kMapOffset)); |
2424 CompareRoot(scratch, Heap::kAllocationSiteMapRootIndex); | 2436 CompareRoot(scratch, Heap::kAllocationSiteMapRootIndex); |
2425 Assert(eq, kExpectedUndefinedOrCell); | 2437 Assert(eq, kExpectedUndefinedOrCell); |
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5360 } | 5372 } |
5361 if (mag.shift > 0) ShiftRightArith(result, result, Operand(mag.shift)); | 5373 if (mag.shift > 0) ShiftRightArith(result, result, Operand(mag.shift)); |
5362 ExtractBit(r0, dividend, 31); | 5374 ExtractBit(r0, dividend, 31); |
5363 AddP(result, r0); | 5375 AddP(result, r0); |
5364 } | 5376 } |
5365 | 5377 |
5366 } // namespace internal | 5378 } // namespace internal |
5367 } // namespace v8 | 5379 } // namespace v8 |
5368 | 5380 |
5369 #endif // V8_TARGET_ARCH_S390 | 5381 #endif // V8_TARGET_ARCH_S390 |
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