Mercurial > hg > graal-compiler
comparison src/cpu/sparc/vm/graalCodeInstaller_sparc.cpp @ 21255:ccddbb1409d2
[SPARC] Implement Narrow OOPS
author | Stefan Anzinger <stefan.anzinger@oracle.com> |
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date | Wed, 06 May 2015 17:13:50 +0200 |
parents | f7d45e2426d4 |
children |
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21254:7a49a2763a7a | 21255:ccddbb1409d2 |
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1 /* | 1 /* |
2 * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved. | 2 * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | 4 * |
5 * This code is free software; you can redistribute it and/or modify it | 5 * This code is free software; you can redistribute it and/or modify it |
6 * under the terms of the GNU General Public License version 2 only, as | 6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. | 7 * published by the Free Software Foundation. |
43 void CodeInstaller::pd_patch_OopConstant(int pc_offset, Handle& constant) { | 43 void CodeInstaller::pd_patch_OopConstant(int pc_offset, Handle& constant) { |
44 address pc = _instructions->start() + pc_offset; | 44 address pc = _instructions->start() + pc_offset; |
45 Handle obj = HotSpotObjectConstantImpl::object(constant); | 45 Handle obj = HotSpotObjectConstantImpl::object(constant); |
46 jobject value = JNIHandles::make_local(obj()); | 46 jobject value = JNIHandles::make_local(obj()); |
47 if (HotSpotObjectConstantImpl::compressed(constant)) { | 47 if (HotSpotObjectConstantImpl::compressed(constant)) { |
48 fatal("unimplemented: narrow oop relocation"); | 48 #ifdef _LP64 |
49 int oop_index = _oop_recorder->find_index(value); | |
50 RelocationHolder rspec = oop_Relocation::spec(oop_index); | |
51 _instructions->relocate(pc, rspec, 1); | |
52 #else | |
53 fatal("compressed oop on 32bit"); | |
54 #endif | |
49 } else { | 55 } else { |
50 NativeMovConstReg* move = nativeMovConstReg_at(pc); | 56 NativeMovConstReg* move = nativeMovConstReg_at(pc); |
51 move->set_data((intptr_t) value); | 57 move->set_data((intptr_t) value); |
52 | 58 |
53 // We need two relocations: one on the sethi and one on the add. | 59 // We need two relocations: one on the sethi and one on the add. |