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Issue 569010: Use the virtual-frame based optimizing compiler for split-compilation... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 10 years, 10 months ago
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1 // Copyright 2010 the V8 project authors. All rights reserved. 1 // Copyright 2010 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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104 104
105 void FastCodeGenerator::Generate(FunctionLiteral* fun, CompilationInfo* info) { 105 void FastCodeGenerator::Generate(FunctionLiteral* fun, CompilationInfo* info) {
106 ASSERT(function_ == NULL); 106 ASSERT(function_ == NULL);
107 ASSERT(info_ == NULL); 107 ASSERT(info_ == NULL);
108 function_ = fun; 108 function_ = fun;
109 info_ = info; 109 info_ = info;
110 110
111 // Save the caller's frame pointer and set up our own. 111 // Save the caller's frame pointer and set up our own.
112 Comment prologue_cmnt(masm(), ";; Prologue"); 112 Comment prologue_cmnt(masm(), ";; Prologue");
113 __ stm(db_w, sp, r1.bit() | cp.bit() | fp.bit() | lr.bit()); 113 __ stm(db_w, sp, r1.bit() | cp.bit() | fp.bit() | lr.bit());
114 __ add(fp, sp, Operand(2 * kPointerSize));
114 // Note that we keep a live register reference to cp (context) at 115 // Note that we keep a live register reference to cp (context) at
115 // this point. 116 // this point.
116 117
117 // Receiver (this) is allocated to r1 if there are this properties. 118 // Receiver (this) is allocated to r1 if there are this properties.
118 if (has_this_properties()) EmitReceiverMapCheck(); 119 if (has_this_properties()) EmitReceiverMapCheck();
119 120
120 VisitStatements(fun->body()); 121 VisitStatements(fun->body());
121 122
122 Comment return_cmnt(masm(), ";; Return(<undefined>)"); 123 Comment return_cmnt(masm(), ";; Return(<undefined>)");
123 __ LoadRoot(r0, Heap::kUndefinedValueRootIndex); 124 __ LoadRoot(r0, Heap::kUndefinedValueRootIndex);
124 125
125 Comment epilogue_cmnt(masm(), ";; Epilogue"); 126 Comment epilogue_cmnt(masm(), ";; Epilogue");
126 __ mov(sp, fp); 127 __ mov(sp, fp);
127 __ ldm(ia_w, sp, fp.bit() | lr.bit()); 128 __ ldm(ia_w, sp, fp.bit() | lr.bit());
128 int32_t sp_delta = (fun->scope()->num_parameters() + 1) * kPointerSize; 129 int32_t sp_delta = (fun->scope()->num_parameters() + 1) * kPointerSize;
129 __ add(sp, sp, Operand(sp_delta)); 130 __ add(sp, sp, Operand(sp_delta));
130 __ Jump(lr); 131 __ Jump(lr);
131 132
132 __ bind(&bailout_); 133 __ bind(&bailout_);
133 } 134 }
134 135
135 136
136 #undef __ 137 #undef __
137 138
138 139
139 } } // namespace v8::internal 140 } } // namespace v8::internal
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