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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) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, 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/parser.h" 5 #include "vm/parser.h"
6 6
7 #include "lib/invocation_mirror.h" 7 #include "lib/invocation_mirror.h"
8 #include "vm/bigint_operations.h" 8 #include "vm/bigint_operations.h"
9 #include "vm/class_finalizer.h" 9 #include "vm/class_finalizer.h"
10 #include "vm/compiler.h" 10 #include "vm/compiler.h"
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152 152
153 153
154 void ParsedFunction::AllocateVariables() { 154 void ParsedFunction::AllocateVariables() {
155 LocalScope* scope = node_sequence()->scope(); 155 LocalScope* scope = node_sequence()->scope();
156 const intptr_t num_fixed_params = function().num_fixed_parameters(); 156 const intptr_t num_fixed_params = function().num_fixed_parameters();
157 const intptr_t num_opt_params = function().NumOptionalParameters(); 157 const intptr_t num_opt_params = function().NumOptionalParameters();
158 intptr_t num_params = num_fixed_params + num_opt_params; 158 intptr_t num_params = num_fixed_params + num_opt_params;
159 // Compute start indices to parameters and locals, and the number of 159 // Compute start indices to parameters and locals, and the number of
160 // parameters to copy. 160 // parameters to copy.
161 if (num_opt_params == 0) { 161 if (num_opt_params == 0) {
162 // Parameter i will be at fp[kLastParamSlotIndex + num_params - 1 - i] and 162 // Parameter i will be at fp[kParamEndSlotFromFp + num_params - i] and
163 // local variable j will be at fp[kFirstLocalSlotIndex - j]. 163 // local variable j will be at fp[kFirstLocalSlotFromFp - j].
164 ASSERT(GetSavedArgumentsDescriptorVar() == NULL); 164 ASSERT(GetSavedArgumentsDescriptorVar() == NULL);
165 first_parameter_index_ = kLastParamSlotIndex + num_params - 1; 165 first_parameter_index_ = kParamEndSlotFromFp + num_params;
166 first_stack_local_index_ = kFirstLocalSlotIndex; 166 first_stack_local_index_ = kFirstLocalSlotFromFp;
167 num_copied_params_ = 0; 167 num_copied_params_ = 0;
168 } else { 168 } else {
169 // Parameter i will be at fp[kFirstLocalSlotIndex - i] and local variable 169 // Parameter i will be at fp[kFirstLocalSlotFromFp - i] and local variable
170 // j will be at fp[kFirstLocalSlotIndex - num_params - j]. 170 // j will be at fp[kFirstLocalSlotFromFp - num_params - j].
171 // The saved arguments descriptor variable must be allocated similarly to 171 // The saved arguments descriptor variable must be allocated similarly to
172 // a parameter, so that it gets both a frame slot and a context slot when 172 // a parameter, so that it gets both a frame slot and a context slot when
173 // captured. 173 // captured.
174 if (GetSavedArgumentsDescriptorVar() != NULL) { 174 if (GetSavedArgumentsDescriptorVar() != NULL) {
175 num_params += 1; 175 num_params += 1;
176 } 176 }
177 first_parameter_index_ = kFirstLocalSlotIndex; 177 first_parameter_index_ = kFirstLocalSlotFromFp;
178 first_stack_local_index_ = first_parameter_index_ - num_params; 178 first_stack_local_index_ = first_parameter_index_ - num_params;
179 num_copied_params_ = num_params; 179 num_copied_params_ = num_params;
180 } 180 }
181 181
182 // Allocate parameters and local variables, either in the local frame or 182 // Allocate parameters and local variables, either in the local frame or
183 // in the context(s). 183 // in the context(s).
184 LocalScope* context_owner = NULL; // No context needed yet. 184 LocalScope* context_owner = NULL; // No context needed yet.
185 int next_free_frame_index = 185 int next_free_frame_index =
186 scope->AllocateVariables(first_parameter_index_, 186 scope->AllocateVariables(first_parameter_index_,
187 num_params, 187 num_params,
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9954 void Parser::SkipQualIdent() { 9954 void Parser::SkipQualIdent() {
9955 ASSERT(IsIdentifier()); 9955 ASSERT(IsIdentifier());
9956 ConsumeToken(); 9956 ConsumeToken();
9957 if (CurrentToken() == Token::kPERIOD) { 9957 if (CurrentToken() == Token::kPERIOD) {
9958 ConsumeToken(); // Consume the kPERIOD token. 9958 ConsumeToken(); // Consume the kPERIOD token.
9959 ExpectIdentifier("identifier expected after '.'"); 9959 ExpectIdentifier("identifier expected after '.'");
9960 } 9960 }
9961 } 9961 }
9962 9962
9963 } // namespace dart 9963 } // namespace dart
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