Mercurial > hg > truffle
annotate src/cpu/sparc/vm/registerMap_sparc.hpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | c18cbe5936b8 |
| children | f7d55ea6ee56 |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 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 | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef CPU_SPARC_VM_REGISTERMAP_SPARC_HPP |
| 26 #define CPU_SPARC_VM_REGISTERMAP_SPARC_HPP | |
| 27 | |
| 0 | 28 // machine-dependent implemention for register maps |
| 29 friend class frame; | |
| 30 | |
| 31 private: | |
| 32 intptr_t* _window; // register window save area (for L and I regs) | |
| 33 intptr_t* _younger_window; // previous save area (for O regs, if needed) | |
| 34 | |
| 35 address pd_location(VMReg reg) const; | |
| 36 void pd_clear(); | |
| 37 void pd_initialize_from(const RegisterMap* map) { | |
| 38 _window = map->_window; | |
| 39 _younger_window = map->_younger_window; | |
| 40 _location_valid[0] = 0; // avoid the shift_individual_registers game | |
| 41 } | |
| 42 void pd_initialize() { | |
| 43 _window = NULL; | |
| 44 _younger_window = NULL; | |
| 45 _location_valid[0] = 0; // avoid the shift_individual_registers game | |
| 46 } | |
| 47 void shift_window(intptr_t* sp, intptr_t* younger_sp) { | |
| 48 _window = sp; | |
| 49 _younger_window = younger_sp; | |
| 50 // Throw away locations for %i, %o, and %l registers: | |
| 51 // But do not throw away %g register locs. | |
| 52 if (_location_valid[0] != 0) shift_individual_registers(); | |
| 53 } | |
| 54 void shift_individual_registers(); | |
| 55 // When popping out of compiled frames, we make all IRegs disappear. | |
| 56 void make_integer_regs_unsaved() { _location_valid[0] = 0; } | |
| 1972 | 57 |
| 58 #endif // CPU_SPARC_VM_REGISTERMAP_SPARC_HPP |