Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
- changeset 2455
- 2e0b0c4671e4
- parent 2454
- b158bed62ef5
- child 2457
- ffd725ff6943
equal
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| 2454:b158bed62ef5 | 2455:2e0b0c4671e4 |
|---|---|
| 1905 const size_t total_reserved = max_byte_size + pgs->max_size(); | 1905 const size_t total_reserved = max_byte_size + pgs->max_size(); |
| 1906 char* addr = Universe::preferred_heap_base(total_reserved, Universe::UnscaledNarrowOop); | 1906 char* addr = Universe::preferred_heap_base(total_reserved, Universe::UnscaledNarrowOop); |
| 1907 | 1907 |
| 1908 ReservedSpace heap_rs(max_byte_size + pgs->max_size(), | 1908 ReservedSpace heap_rs(max_byte_size + pgs->max_size(), |
| 1909 HeapRegion::GrainBytes, | 1909 HeapRegion::GrainBytes, |
| 1910 false /*ism*/, addr); | 1910 UseLargePages, addr); |
| 1911 | 1911 |
| 1912 if (UseCompressedOops) { | 1912 if (UseCompressedOops) { |
| 1913 if (addr != NULL && !heap_rs.is_reserved()) { | 1913 if (addr != NULL && !heap_rs.is_reserved()) { |
| 1914 // Failed to reserve at specified address - the requested memory | 1914 // Failed to reserve at specified address - the requested memory |
| 1915 // region is taken already, for example, by 'java' launcher. | 1915 // region is taken already, for example, by 'java' launcher. |
| 1916 // Try again to reserver heap higher. | 1916 // Try again to reserver heap higher. |
| 1917 addr = Universe::preferred_heap_base(total_reserved, Universe::ZeroBasedNarrowOop); | 1917 addr = Universe::preferred_heap_base(total_reserved, Universe::ZeroBasedNarrowOop); |
| 1918 ReservedSpace heap_rs0(total_reserved, HeapRegion::GrainBytes, | 1918 ReservedSpace heap_rs0(total_reserved, HeapRegion::GrainBytes, |
| 1919 false /*ism*/, addr); | 1919 UseLargePages, addr); |
| 1920 if (addr != NULL && !heap_rs0.is_reserved()) { | 1920 if (addr != NULL && !heap_rs0.is_reserved()) { |
| 1921 // Failed to reserve at specified address again - give up. | 1921 // Failed to reserve at specified address again - give up. |
| 1922 addr = Universe::preferred_heap_base(total_reserved, Universe::HeapBasedNarrowOop); | 1922 addr = Universe::preferred_heap_base(total_reserved, Universe::HeapBasedNarrowOop); |
| 1923 assert(addr == NULL, ""); | 1923 assert(addr == NULL, ""); |
| 1924 ReservedSpace heap_rs1(total_reserved, HeapRegion::GrainBytes, | 1924 ReservedSpace heap_rs1(total_reserved, HeapRegion::GrainBytes, |
| 1925 false /*ism*/, addr); | 1925 UseLargePages, addr); |
| 1926 heap_rs = heap_rs1; | 1926 heap_rs = heap_rs1; |
| 1927 } else { | 1927 } else { |
| 1928 heap_rs = heap_rs0; | 1928 heap_rs = heap_rs0; |
| 1929 } | 1929 } |
| 1930 } | 1930 } |
