Mercurial > hg > graal-jvmci-8
view src/cpu/sparc/vm/c1_Defs_sparc.hpp @ 1274:2883969d09e7
6910664: C2: java/util/Arrays/Sorting.java fails with DeoptimizeALot flag
Summary: Matcher::float_in_double should be true only when FPU is used for floats.
Reviewed-by: never, twisti
author | kvn |
---|---|
date | Fri, 19 Feb 2010 10:04:16 -0800 |
parents | d0acbc302e14 |
children | c18cbe5936b8 |
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/* * Copyright 2000-2009 Sun Microsystems, 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 (big endian) enum { pd_lo_word_offset_in_bytes = BytesPerInt, pd_hi_word_offset_in_bytes = 0 }; // explicit rounding operations are not required to implement the strictFP mode enum { pd_strict_fp_requires_explicit_rounding = false }; // registers enum { pd_nof_cpu_regs_frame_map = 32, // number of registers used during code emission pd_nof_caller_save_cpu_regs_frame_map = 10, // number of cpu registers killed by calls pd_nof_cpu_regs_reg_alloc = 20, // number of registers that are visible to register allocator pd_nof_cpu_regs_linearscan = 32,// number of registers visible linear scan pd_first_cpu_reg = 0, pd_last_cpu_reg = 31, pd_last_allocatable_cpu_reg = 19, pd_first_callee_saved_reg = 0, pd_last_callee_saved_reg = 13, pd_nof_fpu_regs_frame_map = 32, // number of registers used during code emission pd_nof_caller_save_fpu_regs_frame_map = 32, // number of fpu registers killed by calls pd_nof_fpu_regs_reg_alloc = 32, // number of registers that are visible to register allocator pd_nof_fpu_regs_linearscan = 32, // number of registers visible to 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 }; // for debug info: a float value in a register is saved in single precision by runtime stubs enum { pd_float_saved_as_double = false };