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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 #if V8_TARGET_ARCH_S390 | 5 #if V8_TARGET_ARCH_S390 |
6 | 6 |
7 #include "src/codegen.h" | 7 #include "src/codegen.h" |
8 #include "src/debug/debug.h" | 8 #include "src/debug/debug.h" |
9 #include "src/deoptimizer.h" | 9 #include "src/deoptimizer.h" |
10 #include "src/full-codegen/full-codegen.h" | 10 #include "src/full-codegen/full-codegen.h" |
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389 __ bind(&no_arguments); | 389 __ bind(&no_arguments); |
390 { | 390 { |
391 __ LoadRoot(r2, Heap::kempty_stringRootIndex); | 391 __ LoadRoot(r2, Heap::kempty_stringRootIndex); |
392 __ Ret(1); | 392 __ Ret(1); |
393 } | 393 } |
394 | 394 |
395 // 3a. Convert r2 to a string. | 395 // 3a. Convert r2 to a string. |
396 __ bind(&to_string); | 396 __ bind(&to_string); |
397 { | 397 { |
398 FrameScope scope(masm, StackFrame::MANUAL); | 398 FrameScope scope(masm, StackFrame::MANUAL); |
399 ToStringStub stub(masm->isolate()); | |
400 __ SmiTag(r4); | 399 __ SmiTag(r4); |
401 __ EnterBuiltinFrame(cp, r3, r4); | 400 __ EnterBuiltinFrame(cp, r3, r4); |
402 __ CallStub(&stub); | 401 __ Call(masm->isolate()->builtins()->ToString(), RelocInfo::CODE_TARGET); |
403 __ LeaveBuiltinFrame(cp, r3, r4); | 402 __ LeaveBuiltinFrame(cp, r3, r4); |
404 __ SmiUntag(r4); | 403 __ SmiUntag(r4); |
405 } | 404 } |
406 __ b(&drop_frame_and_ret); | 405 __ b(&drop_frame_and_ret); |
407 // 3b. Convert symbol in r2 to a string. | 406 // 3b. Convert symbol in r2 to a string. |
408 __ bind(&symbol_descriptive_string); | 407 __ bind(&symbol_descriptive_string); |
409 { | 408 { |
410 __ Drop(r4); | 409 __ Drop(r4); |
411 __ Drop(1); | 410 __ Drop(1); |
412 __ Push(r2); | 411 __ Push(r2); |
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452 | 451 |
453 // 3. Make sure r4 is a string. | 452 // 3. Make sure r4 is a string. |
454 { | 453 { |
455 Label convert, done_convert; | 454 Label convert, done_convert; |
456 __ JumpIfSmi(r4, &convert); | 455 __ JumpIfSmi(r4, &convert); |
457 __ CompareObjectType(r4, r6, r6, FIRST_NONSTRING_TYPE); | 456 __ CompareObjectType(r4, r6, r6, FIRST_NONSTRING_TYPE); |
458 __ blt(&done_convert); | 457 __ blt(&done_convert); |
459 __ bind(&convert); | 458 __ bind(&convert); |
460 { | 459 { |
461 FrameScope scope(masm, StackFrame::MANUAL); | 460 FrameScope scope(masm, StackFrame::MANUAL); |
462 ToStringStub stub(masm->isolate()); | |
463 __ SmiTag(r8); | 461 __ SmiTag(r8); |
464 __ EnterBuiltinFrame(cp, r3, r8); | 462 __ EnterBuiltinFrame(cp, r3, r8); |
465 __ Push(r5); | 463 __ Push(r5); |
466 __ LoadRR(r2, r4); | 464 __ LoadRR(r2, r4); |
467 __ CallStub(&stub); | 465 __ Call(masm->isolate()->builtins()->ToString(), RelocInfo::CODE_TARGET); |
468 __ LoadRR(r4, r2); | 466 __ LoadRR(r4, r2); |
469 __ Pop(r5); | 467 __ Pop(r5); |
470 __ LeaveBuiltinFrame(cp, r3, r8); | 468 __ LeaveBuiltinFrame(cp, r3, r8); |
471 __ SmiUntag(r8); | 469 __ SmiUntag(r8); |
472 } | 470 } |
473 __ bind(&done_convert); | 471 __ bind(&done_convert); |
474 } | 472 } |
475 | 473 |
476 // 4. Check if new target and constructor differ. | 474 // 4. Check if new target and constructor differ. |
477 Label drop_frame_and_ret, new_object; | 475 Label drop_frame_and_ret, new_object; |
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3023 __ bkpt(0); | 3021 __ bkpt(0); |
3024 } | 3022 } |
3025 } | 3023 } |
3026 | 3024 |
3027 #undef __ | 3025 #undef __ |
3028 | 3026 |
3029 } // namespace internal | 3027 } // namespace internal |
3030 } // namespace v8 | 3028 } // namespace v8 |
3031 | 3029 |
3032 #endif // V8_TARGET_ARCH_S390 | 3030 #endif // V8_TARGET_ARCH_S390 |
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