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Issue 14925005: Remove stack_frame_<arch>.cc files. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 7 years, 7 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_ARM. 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_ARM.
6 #if defined(TARGET_ARCH_ARM) 6 #if defined(TARGET_ARCH_ARM)
7 7
8 #include "vm/intermediate_language.h" 8 #include "vm/intermediate_language.h"
9 9
10 #include "lib/error.h" 10 #include "lib/error.h"
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80 ASSERT(result == R0); 80 ASSERT(result == R0);
81 #if defined(DEBUG) 81 #if defined(DEBUG)
82 // TODO(srdjan): Fix for functions with finally clause. 82 // TODO(srdjan): Fix for functions with finally clause.
83 // A finally clause may leave a previously pushed return value if it 83 // A finally clause may leave a previously pushed return value if it
84 // has its own return instruction. Method that have finally are currently 84 // has its own return instruction. Method that have finally are currently
85 // not optimized. 85 // not optimized.
86 if (!compiler->HasFinally()) { 86 if (!compiler->HasFinally()) {
87 Label stack_ok; 87 Label stack_ok;
88 __ Comment("Stack Check"); 88 __ Comment("Stack Check");
89 const intptr_t fp_sp_dist = 89 const intptr_t fp_sp_dist =
90 (kFirstLocalSlotIndex + 1 - compiler->StackSize()) * kWordSize; 90 (kFirstLocalSlotFromFp + 1 - compiler->StackSize()) * kWordSize;
91 ASSERT(fp_sp_dist <= 0); 91 ASSERT(fp_sp_dist <= 0);
92 __ sub(R2, SP, ShifterOperand(FP)); 92 __ sub(R2, SP, ShifterOperand(FP));
93 __ CompareImmediate(R2, fp_sp_dist); 93 __ CompareImmediate(R2, fp_sp_dist);
94 __ b(&stack_ok, EQ); 94 __ b(&stack_ok, EQ);
95 __ bkpt(0); 95 __ bkpt(0);
96 __ Bind(&stack_ok); 96 __ Bind(&stack_ok);
97 } 97 }
98 #endif 98 #endif
99 __ LeaveDartFrame(); 99 __ LeaveDartFrame();
100 __ Ret(); 100 __ Ret();
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793 void NativeCallInstr::EmitNativeCode(FlowGraphCompiler* compiler) { 793 void NativeCallInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
794 ASSERT(locs()->temp(0).reg() == R1); 794 ASSERT(locs()->temp(0).reg() == R1);
795 ASSERT(locs()->temp(1).reg() == R2); 795 ASSERT(locs()->temp(1).reg() == R2);
796 ASSERT(locs()->temp(2).reg() == R5); 796 ASSERT(locs()->temp(2).reg() == R5);
797 Register result = locs()->out().reg(); 797 Register result = locs()->out().reg();
798 798
799 // Push the result place holder initialized to NULL. 799 // Push the result place holder initialized to NULL.
800 __ PushObject(Object::ZoneHandle()); 800 __ PushObject(Object::ZoneHandle());
801 // Pass a pointer to the first argument in R2. 801 // Pass a pointer to the first argument in R2.
802 if (!function().HasOptionalParameters()) { 802 if (!function().HasOptionalParameters()) {
803 __ AddImmediate(R2, FP, (kLastParamSlotIndex + 803 __ AddImmediate(R2, FP, (kParamEndSlotFromFp +
804 function().NumParameters() - 1) * kWordSize); 804 function().NumParameters()) * kWordSize);
805 } else { 805 } else {
806 __ AddImmediate(R2, FP, kFirstLocalSlotIndex * kWordSize); 806 __ AddImmediate(R2, FP, kFirstLocalSlotFromFp * kWordSize);
807 } 807 }
808 // Compute the effective address. When running under the simulator, 808 // Compute the effective address. When running under the simulator,
809 // this is a redirection address that forces the simulator to call 809 // this is a redirection address that forces the simulator to call
810 // into the runtime system. 810 // into the runtime system.
811 uword entry = reinterpret_cast<uword>(native_c_function()); 811 uword entry = reinterpret_cast<uword>(native_c_function());
812 #if defined(USING_SIMULATOR) 812 #if defined(USING_SIMULATOR)
813 entry = Simulator::RedirectExternalReference(entry, Simulator::kNativeCall); 813 entry = Simulator::RedirectExternalReference(entry, Simulator::kNativeCall);
814 #endif 814 #endif
815 __ LoadImmediate(R5, entry); 815 __ LoadImmediate(R5, entry);
816 __ LoadImmediate(R1, NativeArguments::ComputeArgcTag(function())); 816 __ LoadImmediate(R1, NativeArguments::ComputeArgcTag(function()));
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1721 LocationSummary::kNoCall); 1721 LocationSummary::kNoCall);
1722 } 1722 }
1723 1723
1724 1724
1725 // Restore stack and initialize the two exception variables: 1725 // Restore stack and initialize the two exception variables:
1726 // exception and stack trace variables. 1726 // exception and stack trace variables.
1727 void CatchEntryInstr::EmitNativeCode(FlowGraphCompiler* compiler) { 1727 void CatchEntryInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
1728 // Restore SP from FP as we are coming from a throw and the code for 1728 // Restore SP from FP as we are coming from a throw and the code for
1729 // popping arguments has not been run. 1729 // popping arguments has not been run.
1730 const intptr_t fp_sp_dist = 1730 const intptr_t fp_sp_dist =
1731 (kFirstLocalSlotIndex + 1 - compiler->StackSize()) * kWordSize; 1731 (kFirstLocalSlotFromFp + 1 - compiler->StackSize()) * kWordSize;
1732 ASSERT(fp_sp_dist <= 0); 1732 ASSERT(fp_sp_dist <= 0);
1733 __ AddImmediate(SP, FP, fp_sp_dist); 1733 __ AddImmediate(SP, FP, fp_sp_dist);
1734 1734
1735 ASSERT(!exception_var().is_captured()); 1735 ASSERT(!exception_var().is_captured());
1736 ASSERT(!stacktrace_var().is_captured()); 1736 ASSERT(!stacktrace_var().is_captured());
1737 __ StoreToOffset(kStoreWord, kExceptionObjectReg, 1737 __ StoreToOffset(kStoreWord, kExceptionObjectReg,
1738 FP, exception_var().index() * kWordSize); 1738 FP, exception_var().index() * kWordSize);
1739 __ StoreToOffset(kStoreWord, kStackTraceObjectReg, 1739 __ StoreToOffset(kStoreWord, kStackTraceObjectReg,
1740 FP, stacktrace_var().index() * kWordSize); 1740 FP, stacktrace_var().index() * kWordSize);
1741 1741
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2793 compiler->GenerateCall(token_pos(), 2793 compiler->GenerateCall(token_pos(),
2794 &label, 2794 &label,
2795 PcDescriptors::kOther, 2795 PcDescriptors::kOther,
2796 locs()); 2796 locs());
2797 __ Drop(2); // Discard type arguments and receiver. 2797 __ Drop(2); // Discard type arguments and receiver.
2798 } 2798 }
2799 2799
2800 } // namespace dart 2800 } // namespace dart
2801 2801
2802 #endif // defined TARGET_ARCH_ARM 2802 #endif // defined TARGET_ARCH_ARM
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