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Issue 1632913003: [heap] Move to page lookups for SemiSpace, NewSpace, and Heap containment methods (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix arm Created 4 years, 10 months ago
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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. 1 // Copyright (c) 1994-2006 Sun Microsystems Inc.
2 // All Rights Reserved. 2 // All Rights Reserved.
3 // 3 //
4 // Redistribution and use in source and binary forms, with or without 4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are 5 // modification, are permitted provided that the following conditions are
6 // met: 6 // met:
7 // 7 //
8 // - Redistributions of source code must retain the above copyright notice, 8 // - Redistributions of source code must retain the above copyright notice,
9 // this list of conditions and the following disclaimer. 9 // this list of conditions and the following disclaimer.
10 // 10 //
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1258 ExternalReference ExternalReference::new_space_start(Isolate* isolate) { 1258 ExternalReference ExternalReference::new_space_start(Isolate* isolate) {
1259 return ExternalReference(isolate->heap()->NewSpaceStart()); 1259 return ExternalReference(isolate->heap()->NewSpaceStart());
1260 } 1260 }
1261 1261
1262 1262
1263 ExternalReference ExternalReference::store_buffer_top(Isolate* isolate) { 1263 ExternalReference ExternalReference::store_buffer_top(Isolate* isolate) {
1264 return ExternalReference(isolate->heap()->store_buffer_top_address()); 1264 return ExternalReference(isolate->heap()->store_buffer_top_address());
1265 } 1265 }
1266 1266
1267 1267
1268 ExternalReference ExternalReference::new_space_mask(Isolate* isolate) {
1269 return ExternalReference(reinterpret_cast<Address>(
1270 isolate->heap()->NewSpaceMask()));
1271 }
1272
1273
1274 ExternalReference ExternalReference::new_space_allocation_top_address( 1268 ExternalReference ExternalReference::new_space_allocation_top_address(
1275 Isolate* isolate) { 1269 Isolate* isolate) {
1276 return ExternalReference(isolate->heap()->NewSpaceAllocationTopAddress()); 1270 return ExternalReference(isolate->heap()->NewSpaceAllocationTopAddress());
1277 } 1271 }
1278 1272
1279 1273
1280 ExternalReference ExternalReference::new_space_allocation_limit_address( 1274 ExternalReference ExternalReference::new_space_allocation_limit_address(
1281 Isolate* isolate) { 1275 Isolate* isolate) {
1282 return ExternalReference(isolate->heap()->NewSpaceAllocationLimitAddress()); 1276 return ExternalReference(isolate->heap()->NewSpaceAllocationLimitAddress());
1283 } 1277 }
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1934 1928
1935 1929
1936 void Assembler::DataAlign(int m) { 1930 void Assembler::DataAlign(int m) {
1937 DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m)); 1931 DCHECK(m >= 2 && base::bits::IsPowerOfTwo32(m));
1938 while ((pc_offset() & (m - 1)) != 0) { 1932 while ((pc_offset() & (m - 1)) != 0) {
1939 db(0); 1933 db(0);
1940 } 1934 }
1941 } 1935 }
1942 } // namespace internal 1936 } // namespace internal
1943 } // namespace v8 1937 } // namespace v8
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