Mercurial > hg > openjdk6-mips
view hotspot/src/cpu/mips/vm/c1_Defs_mips.hpp @ 1:c1e1428eff7c
The preliminary porting to MIPS architecture.
With this commit, the interpreter can pass 140/141 regression tests, 8/8
SPECjvm98 tests and 31/37 SPECjvm2008 tests.
The compiler can pass 136/141 regression tests, but it can not run the
benchmark of SPECjvm98 and SPECjvm2008.
author | LIU Qi <liuqi82@gmail.com> |
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date | Thu, 30 Sep 2010 13:48:16 +0800 |
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/* * Copyright 2000-2008 Sun Microsystems, Inc. All Rights Reserved. * Copyright 2010 Lemote, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ // native word offsets from memory address (little endian) enum { pd_lo_word_offset_in_bytes = 0, pd_hi_word_offset_in_bytes = BytesPerWord }; // explicit rounding operations are required to implement the strictFP mode // i486 is true here, i dont think gs2 need this // by yjl 8/15/2005 enum { pd_strict_fp_requires_explicit_rounding = false }; // registers enum { pd_nof_cpu_regs_frame_map = 32, // number of registers used during code emission // v0, v1, t0-t7, s0-s7 // now, we just think s# as caller saved. maybe we should change this to allow cache local // pd_nof_caller_save_cpu_regs_frame_map = 18, // number of registers killed by calls // t0-t7, s0-s7, v0, v1 pd_nof_caller_save_cpu_regs_frame_map = 18, // number of registers killed by calls pd_nof_cpu_regs_reg_alloc = 18, // number of registers that are visible to register allocator pd_nof_cpu_regs_linearscan = 32, // number of registers visible to linear scan pd_first_cpu_reg = 0, pd_last_cpu_reg = 31, pd_last_allocatable_cpu_reg=23, pd_first_callee_saved_reg = 0, pd_last_callee_saved_reg = 13, pd_nof_fpu_regs_frame_map = 16, // number of registers used during code emission pd_nof_fpu_regs_reg_alloc = 16, // number of registers that are visible to register allocator pd_nof_caller_save_fpu_regs_frame_map = 16, // number of fpu registers killed by calls pd_nof_fpu_regs_linearscan = 16,// number of registers visible linear scan pd_first_fpu_reg = pd_nof_cpu_regs_frame_map, pd_last_fpu_reg = pd_nof_cpu_regs_frame_map + pd_nof_fpu_regs_frame_map - 1, pd_nof_xmm_regs_linearscan = 0, pd_nof_caller_save_xmm_regs = 0, pd_first_xmm_reg = -1, pd_last_xmm_reg = -1 }; // encoding of float value in debug info: enum { pd_float_saved_as_double = true };