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Side by Side Diff: src/arm/cfg-arm.cc

Issue 174317: Reapply ARM root array change to reduce const pool size... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 11 years, 4 months ago
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1 // Copyright 2009 the V8 project authors. All rights reserved. 1 // Copyright 2009 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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60 60
61 void EntryNode::Compile(MacroAssembler* masm) { 61 void EntryNode::Compile(MacroAssembler* masm) {
62 ASSERT(!is_marked()); 62 ASSERT(!is_marked());
63 is_marked_ = true; 63 is_marked_ = true;
64 { 64 {
65 Comment cmnt(masm, "[ EntryNode"); 65 Comment cmnt(masm, "[ EntryNode");
66 __ stm(db_w, sp, r1.bit() | cp.bit() | fp.bit() | lr.bit()); 66 __ stm(db_w, sp, r1.bit() | cp.bit() | fp.bit() | lr.bit());
67 __ add(fp, sp, Operand(2 * kPointerSize)); 67 __ add(fp, sp, Operand(2 * kPointerSize));
68 int count = CfgGlobals::current()->fun()->scope()->num_stack_slots(); 68 int count = CfgGlobals::current()->fun()->scope()->num_stack_slots();
69 if (count > 0) { 69 if (count > 0) {
70 __ mov(ip, Operand(Factory::undefined_value())); 70 __ LoadRoot(ip, Heap::kUndefinedValueRootIndex);
71 for (int i = 0; i < count; i++) { 71 for (int i = 0; i < count; i++) {
72 __ push(ip); 72 __ push(ip);
73 } 73 }
74 } 74 }
75 if (FLAG_trace) { 75 if (FLAG_trace) {
76 __ CallRuntime(Runtime::kTraceEnter, 0); 76 __ CallRuntime(Runtime::kTraceEnter, 0);
77 } 77 }
78 if (FLAG_check_stack) { 78 if (FLAG_check_stack) {
79 StackCheckStub stub; 79 StackCheckStub stub;
80 __ CallStub(&stub); 80 __ CallStub(&stub);
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292 __ str(ip, ToMemOperand(loc)); 292 __ str(ip, ToMemOperand(loc));
293 break; 293 break;
294 case NOT_ALLOCATED: 294 case NOT_ALLOCATED:
295 UNREACHABLE(); 295 UNREACHABLE();
296 } 296 }
297 } 297 }
298 298
299 #undef __ 299 #undef __
300 300
301 } } // namespace v8::internal 301 } } // namespace v8::internal
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