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Issue 9227007: Version 3.8.6 (Closed) Base URL: http://v8.googlecode.com/svn/trunk/
Patch Set: Created 8 years, 11 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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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1171 __ CallRuntime(Runtime::kReThrow, 1); 1171 __ CallRuntime(Runtime::kReThrow, 1);
1172 1172
1173 // Finally block implementation. 1173 // Finally block implementation.
1174 __ bind(&finally_entry); 1174 __ bind(&finally_entry);
1175 EnterFinallyBlock(); 1175 EnterFinallyBlock();
1176 { Finally finally_body(this); 1176 { Finally finally_body(this);
1177 Visit(stmt->finally_block()); 1177 Visit(stmt->finally_block());
1178 } 1178 }
1179 ExitFinallyBlock(); // Return to the calling code. 1179 ExitFinallyBlock(); // Return to the calling code.
1180 1180
1181 // Setup try handler. 1181 // Set up try handler.
1182 __ bind(&try_entry); 1182 __ bind(&try_entry);
1183 __ PushTryHandler(IN_JAVASCRIPT, TRY_FINALLY_HANDLER, stmt->index()); 1183 __ PushTryHandler(IN_JAVASCRIPT, TRY_FINALLY_HANDLER, stmt->index());
1184 { TryFinally try_body(this, &finally_entry); 1184 { TryFinally try_body(this, &finally_entry);
1185 Visit(stmt->try_block()); 1185 Visit(stmt->try_block());
1186 } 1186 }
1187 __ PopTryHandler(); 1187 __ PopTryHandler();
1188 // Execute the finally block on the way out. Clobber the unpredictable 1188 // Execute the finally block on the way out. Clobber the unpredictable
1189 // value in the result register with one that's safe for GC because the 1189 // value in the result register with one that's safe for GC because the
1190 // finally block will unconditionally preserve the result register on the 1190 // finally block will unconditionally preserve the result register on the
1191 // stack. 1191 // stack.
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1277 int* context_length) { 1277 int* context_length) {
1278 // The macros used here must preserve the result register. 1278 // The macros used here must preserve the result register.
1279 __ Drop(*stack_depth); 1279 __ Drop(*stack_depth);
1280 __ PopTryHandler(); 1280 __ PopTryHandler();
1281 *stack_depth = 0; 1281 *stack_depth = 0;
1282 return previous_; 1282 return previous_;
1283 } 1283 }
1284 1284
1285 1285
1286 bool FullCodeGenerator::TryLiteralCompare(CompareOperation* expr) { 1286 bool FullCodeGenerator::TryLiteralCompare(CompareOperation* expr) {
1287 Expression *sub_expr; 1287 Expression* sub_expr;
1288 Handle<String> check; 1288 Handle<String> check;
1289 if (expr->IsLiteralCompareTypeof(&sub_expr, &check)) { 1289 if (expr->IsLiteralCompareTypeof(&sub_expr, &check)) {
1290 EmitLiteralCompareTypeof(expr, sub_expr, check); 1290 EmitLiteralCompareTypeof(expr, sub_expr, check);
1291 return true; 1291 return true;
1292 } 1292 }
1293 1293
1294 if (expr->IsLiteralCompareUndefined(&sub_expr)) { 1294 if (expr->IsLiteralCompareUndefined(&sub_expr)) {
1295 EmitLiteralCompareNil(expr, sub_expr, kUndefinedValue); 1295 EmitLiteralCompareNil(expr, sub_expr, kUndefinedValue);
1296 return true; 1296 return true;
1297 } 1297 }
1298 1298
1299 if (expr->IsLiteralCompareNull(&sub_expr)) { 1299 if (expr->IsLiteralCompareNull(&sub_expr)) {
1300 EmitLiteralCompareNil(expr, sub_expr, kNullValue); 1300 EmitLiteralCompareNil(expr, sub_expr, kNullValue);
1301 return true; 1301 return true;
1302 } 1302 }
1303 1303
1304 return false; 1304 return false;
1305 } 1305 }
1306 1306
1307 1307
1308 #undef __ 1308 #undef __
1309 1309
1310 1310
1311 } } // namespace v8::internal 1311 } } // namespace v8::internal
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