diff options
Diffstat (limited to 'gcc-4.8.1/gcc/common/config/s390/s390-common.c')
| -rw-r--r-- | gcc-4.8.1/gcc/common/config/s390/s390-common.c | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/gcc-4.8.1/gcc/common/config/s390/s390-common.c b/gcc-4.8.1/gcc/common/config/s390/s390-common.c deleted file mode 100644 index 1ffe93e8a..000000000 --- a/gcc-4.8.1/gcc/common/config/s390/s390-common.c +++ /dev/null @@ -1,131 +0,0 @@ -/* Common hooks for IBM S/390 and zSeries. - Copyright (C) 1999-2013 Free Software Foundation, Inc. - -This file is part of GCC. - -GCC is free software; you can redistribute it and/or modify it under -the terms of the GNU General Public License as published by the Free -Software Foundation; either version 3, or (at your option) any later -version. - -GCC 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 -for more details. - -You should have received a copy of the GNU General Public License -along with GCC; see the file COPYING3. If not see -<http://www.gnu.org/licenses/>. */ - -#include "config.h" -#include "system.h" -#include "coretypes.h" -#include "diagnostic-core.h" -#include "tm.h" -#include "common/common-target.h" -#include "common/common-target-def.h" -#include "opts.h" -#include "flags.h" - -EXPORTED_CONST int processor_flags_table[] = - { - /* g5 */ PF_IEEE_FLOAT, - /* g6 */ PF_IEEE_FLOAT, - /* z900 */ PF_IEEE_FLOAT | PF_ZARCH, - /* z990 */ PF_IEEE_FLOAT | PF_ZARCH | PF_LONG_DISPLACEMENT, - /* z9-109 */ PF_IEEE_FLOAT | PF_ZARCH | PF_LONG_DISPLACEMENT - | PF_EXTIMM, - /* z9-ec */ PF_IEEE_FLOAT | PF_ZARCH | PF_LONG_DISPLACEMENT - | PF_EXTIMM | PF_DFP, - /* z10 */ PF_IEEE_FLOAT | PF_ZARCH | PF_LONG_DISPLACEMENT - | PF_EXTIMM | PF_DFP | PF_Z10, - /* z196 */ PF_IEEE_FLOAT | PF_ZARCH | PF_LONG_DISPLACEMENT - | PF_EXTIMM | PF_DFP | PF_Z10 | PF_Z196, - /* zEC12 */ PF_IEEE_FLOAT | PF_ZARCH | PF_LONG_DISPLACEMENT - | PF_EXTIMM | PF_DFP | PF_Z10 | PF_Z196 | PF_ZEC12 - }; - -/* Change optimizations to be performed, depending on the - optimization level. */ - -static const struct default_options s390_option_optimization_table[] = - { - { OPT_LEVELS_1_PLUS, OPT_fomit_frame_pointer, NULL, 1 }, - - /* Enable -fsched-pressure by default when optimizing. */ - { OPT_LEVELS_1_PLUS, OPT_fsched_pressure, NULL, 1 }, - - /* ??? There are apparently still problems with -fcaller-saves. */ - { OPT_LEVELS_ALL, OPT_fcaller_saves, NULL, 0 }, - - /* Use MVCLE instructions to decrease code size if requested. */ - { OPT_LEVELS_SIZE, OPT_mmvcle, NULL, 1 }, - - { OPT_LEVELS_NONE, 0, NULL, 0 } - }; - -/* Implement TARGET_OPTION_INIT_STRUCT. */ - -static void -s390_option_init_struct (struct gcc_options *opts) -{ - /* By default, always emit DWARF-2 unwind info. This allows debugging - without maintaining a stack frame back-chain. */ - opts->x_flag_asynchronous_unwind_tables = 1; -} - -/* Implement TARGET_HANDLE_OPTION. */ - -static bool -s390_handle_option (struct gcc_options *opts, - struct gcc_options *opts_set ATTRIBUTE_UNUSED, - const struct cl_decoded_option *decoded, - location_t loc) -{ - size_t code = decoded->opt_index; - const char *arg = decoded->arg; - int value = decoded->value; - - switch (code) - { - case OPT_march_: - opts->x_s390_arch_flags = processor_flags_table[value]; - opts->x_s390_arch_string = arg; - return true; - - case OPT_mstack_guard_: - if (exact_log2 (value) == -1) - error_at (loc, "stack guard value must be an exact power of 2"); - return true; - - case OPT_mstack_size_: - if (exact_log2 (value) == -1) - error_at (loc, "stack size must be an exact power of 2"); - return true; - - case OPT_mtune_: - opts->x_s390_tune_flags = processor_flags_table[value]; - return true; - - case OPT_mwarn_framesize_: - return sscanf (arg, HOST_WIDE_INT_PRINT_DEC, - &opts->x_s390_warn_framesize) == 1; - - default: - return true; - } -} - -#undef TARGET_DEFAULT_TARGET_FLAGS -#define TARGET_DEFAULT_TARGET_FLAGS (TARGET_DEFAULT) - -#undef TARGET_HANDLE_OPTION -#define TARGET_HANDLE_OPTION s390_handle_option - -#undef TARGET_OPTION_OPTIMIZATION_TABLE -#define TARGET_OPTION_OPTIMIZATION_TABLE s390_option_optimization_table - -#undef TARGET_OPTION_INIT_STRUCT -#define TARGET_OPTION_INIT_STRUCT s390_option_init_struct - -struct gcc_targetm_common targetm_common = TARGETM_COMMON_INITIALIZER; |