mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2025-01-12 08:54:32 +08:00
Code Issues Packages Projects Releases Wiki Activity

config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.

Browse Source 
* config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
	(i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
	(i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
	(i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
	(i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
	(i[34567]86-*-uwin*): Likewise i386/cygming.opt.
	* config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
	(darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
	* config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
	(darwin_fix_and_continue_switch): Delete.
	* config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
	(SUBTARGET_SWITCHES): Delete.
	* config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
	(MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
	(MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
	(MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
	(MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
	(MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
	(MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
	(MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
	(TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
	(TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
	(TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
	(TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
	(TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
	(TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
	(TARGET_64BIT): Undef before redefining.
	(TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
	(TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
	(TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
	(TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
	(TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
	(ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
	(ix86_asm_string, ix86_regparm, ix86_regparm_string)
	(ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
	(ix86_debug_arg_string, ix86_debug_addr_string)
	(ix86_align_loops_string, ix86_align_jumps_string)
	(ix86_align_funcs_string): Delete.
	* config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
	(TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
	* config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
	(SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
	* config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
	* config/i386/sco5.h (MASK_COFF, TARGET_ELF)
	(SUBTARGET_SWITCHES): Delete.
	* config/i386/i386.c (ix86_debug_arg_string): Delete.
	(ix86_debug_addr_string): Delete.
	(ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
	(ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
	(ix86_align_loops_string, ix86_align_jumps_string)
	(ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
	(ix86_align_funcs_string): Make static.
	(TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
	(ix86_handle_option): New function.
	(TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
	(ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
	* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
	of darwin_fix_and_continue_switch.
	(darwin_one_byte_bool): Delete.
	* config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
	* config/rs6000/rs6000.c (rs6000_override_options): Update assignment
	to darwin_one_byte_bool.
	* config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
	* config/i386/djgpp.opt, config/i386/i386.opt,
	* config/i386/sco5.opt: New files.

From-SVN: r98495
This commit is contained in:
Richard Sandiford 2005-04-21 07:35:09 +00:00 committed by Richard Sandiford
parent 0e5d569cd5
commit 6ac4959912
20 changed files with 573 additions and 410 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

68
gcc/ChangeLog
View File

@ -1,3 +1,71 @@
2005-04-21 Richard Sandiford <rsandifo@redhat.com>
* config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
(i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
(i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
(i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
(i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
(i[34567]86-*-uwin*): Likewise i386/cygming.opt.
* config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
(darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
* config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
(darwin_fix_and_continue_switch): Delete.
* config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
(SUBTARGET_SWITCHES): Delete.
* config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
(MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
(MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
(MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
(MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
(MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
(MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
(MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
(TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
(TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
(TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
(TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
(TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
(TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
(TARGET_64BIT): Undef before redefining.
(TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
(TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
(TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
(TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
(TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
(ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
(ix86_asm_string, ix86_regparm, ix86_regparm_string)
(ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
(ix86_debug_arg_string, ix86_debug_addr_string)
(ix86_align_loops_string, ix86_align_jumps_string)
(ix86_align_funcs_string): Delete.
* config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
(TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
* config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
(SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
* config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
* config/i386/sco5.h (MASK_COFF, TARGET_ELF)
(SUBTARGET_SWITCHES): Delete.
* config/i386/i386.c (ix86_debug_arg_string): Delete.
(ix86_debug_addr_string): Delete.
(ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
(ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
(ix86_align_loops_string, ix86_align_jumps_string)
(ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
(ix86_align_funcs_string): Make static.
(TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
(ix86_handle_option): New function.
(TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
(ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
* config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
of darwin_fix_and_continue_switch.
(darwin_one_byte_bool): Delete.
* config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
* config/rs6000/rs6000.c (rs6000_override_options): Update assignment
to darwin_one_byte_bool.
* config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
* config/i386/djgpp.opt, config/i386/i386.opt,
* config/i386/sco5.opt: New files.
2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.c (reg_or_0_operand, const1_operand,

8
gcc/config.gcc
View File

@ -363,6 +363,7 @@ case ${target} in
tm_p_file="${tm_p_file} darwin-protos.h"
tmake_file="t-darwin t-slibgcc-darwin"
target_gtfiles="\$(srcdir)/config/darwin.c"
extra_options="${extra_options} darwin.opt"
c_target_objs="darwin-c.o"
cxx_target_objs="darwin-c.o"
extra_parts="crt2.o"
@ -1010,6 +1011,7 @@ i[34567]86-pc-msdosdjgpp*)
xm_file=i386/xm-djgpp.h
tm_file="dbxcoff.h ${tm_file} i386/unix.h i386/bsd.h i386/gas.h i386/djgpp.h"
tmake_file=i386/t-djgpp
extra_options="${extra_options} i386/djgpp.opt"
gnu_ld=yes
gas=yes
;;
@ -1018,6 +1020,7 @@ i[34567]86-*-lynxos*)
tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h i386/lynx.h lynx.h"
tmake_file="i386/t-crtstuff t-lynx"
extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
extra_options="${extra_options} lynx.opt"
thread_file=lynx
gnu_ld=yes
gas=yes
@ -1060,6 +1063,7 @@ i[34567]86-*-sco3.2v5*) # 80386 running SCO Open Server 5
fi
tmake_file=i386/t-sco5
extra_parts="crtbegin.o crtend.o"
extra_options="${extra_options} i386/sco5.opt"
use_fixproto=yes
;;
i[34567]86-*-solaris2*)
@ -1149,6 +1153,7 @@ i[34567]86-*-pe | i[34567]86-*-cygwin*)
xm_file=i386/xm-cygwin.h
tmake_file="i386/t-cygwin i386/t-cygming"
target_gtfiles="\$(srcdir)/config/i386/winnt.c"
extra_options="${extra_options} i386/cygming.opt"
extra_objs=winnt.o
c_target_objs=cygwin2.o
cxx_target_objs=cygwin2.o
@ -1162,6 +1167,7 @@ i[34567]86-*-mingw32*)
xm_file=i386/xm-mingw32.h
tmake_file="i386/t-cygming i386/t-mingw32"
target_gtfiles="\$(srcdir)/config/i386/winnt.c"
extra_options="${extra_options} i386/cygming.opt"
extra_objs=winnt.o
case ${enable_threads} in
"" | yes | win32) thread_file='win32' ;;
@ -1178,6 +1184,7 @@ i[34567]86-*-uwin*)
tm_file="${tm_file} i386/unix.h i386/bsd.h i386/gas.h dbxcoff.h i386/cygwin.h i386/uwin.h"
tmake_file="i386/t-cygwin i386/t-uwin"
extra_objs=winnt.o
extra_options="${extra_options} i386/cygming.opt"
target_gtfiles="\$(srcdir)/config/i386/winnt.c"
if test x$enable_threads = xyes; then
thread_file='win32'
@ -1689,6 +1696,7 @@ powerpc-*-lynxos*)
tm_file="${tm_file} dbxelf.h elfos.h rs6000/sysv4.h rs6000/lynx.h lynx.h"
tmake_file="t-lynx rs6000/t-lynx"
extra_parts="crtbegin.o crtbeginS.o crtend.o crtendS.o"
extra_options="${extra_options} lynx.opt"
thread_file=lynx
gnu_ld=yes
gas=yes

13
gcc/config/darwin.c
View File

@ -77,10 +77,6 @@ Boston, MA 02111-1307, USA. */
the code that handles @code{static} data indirection. */
/* Nonzero if the user passes the -mone-byte-bool switch, which forces
sizeof(bool) to be 1. */
const char *darwin_one_byte_bool = 0;
int
name_needs_quotes (const char *name)
{
@ -1397,13 +1393,4 @@ darwin_file_end (void)
fprintf (asm_out_file, "\t.subsections_via_symbols\n");
}
/* True, iff we're generating fast turn around debugging code. When
true, we arrange for function prologues to start with 4 nops so
that gdb may insert code to redirect them, and for data to accessed
indirectly. The runtime uses this indirection to forward
references for data to the original instance of that data. */
int darwin_fix_and_continue;
const char *darwin_fix_and_continue_switch;
#include "gt-darwin.h"

18
gcc/config/darwin.h
View File

@ -140,24 +140,6 @@ Boston, MA 02111-1307, USA. */
{ "-unexported_symbols_list", "-Zunexported_symbols_list" }, \
SUBTARGET_OPTION_TRANSLATE_TABLE
/* Nonzero if the user has chosen to force sizeof(bool) to be 1
by providing the -mone-byte-bool switch. It would be better
to use SUBTARGET_SWITCHES for this instead of SUBTARGET_OPTIONS,
but there are no more bits in rs6000 TARGET_SWITCHES. Note
that this switch has no "no-" variant. */
extern const char *darwin_one_byte_bool;
extern int darwin_fix_and_continue;
extern const char *darwin_fix_and_continue_switch;
#undef SUBTARGET_OPTIONS
#define SUBTARGET_OPTIONS \
{"one-byte-bool", &darwin_one_byte_bool, N_("Set sizeof(bool) to 1"), 0 }, \
{"fix-and-continue", &darwin_fix_and_continue_switch, \
N_("Generate code suitable for fast turn around debugging"), 0}, \
{"no-fix-and-continue", &darwin_fix_and_continue_switch, \
N_("Don't generate code suitable for fast turn around debugging"), 0}
/* These compiler options take n arguments. */
#undef WORD_SWITCH_TAKES_ARG

28
gcc/config/darwin.opt Normal file
View File

@ -0,0 +1,28 @@
; Processor-independent options for Darwin.
; Copyright (C) 2005 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 2, 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 COPYING. If not, write to the Free
; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
; 02111-1307, USA.
mone-byte-bool
Target RejectNegative Report Var(darwin_one_byte_bool)
Set sizeof(bool) to 1
mfix-and-continue
Target Report Var(darwin_fix_and_continue)
Generate code suitable for fast turn around debugging

20
gcc/config/i386/cygming.h
View File

@ -50,26 +50,6 @@ Boston, MA 02111-1307, USA. */
#include <stdio.h>
/* Masks for subtarget switches used by other files. */
#define MASK_NOP_FUN_DLLIMPORT 0x08000000 /* Ignore dllimport for functions */
/* Used in winnt.c. */
#define TARGET_NOP_FUN_DLLIMPORT (target_flags & MASK_NOP_FUN_DLLIMPORT)
#undef SUBTARGET_SWITCHES
#define SUBTARGET_SWITCHES \
{ "cygwin", 0, N_("Use the Cygwin interface") }, \
{ "no-cygwin", 0, N_("Use the Mingw32 interface") }, \
{ "windows", 0, N_("Create GUI application") }, \
{ "no-win32", 0, N_("Don't set Windows defines") }, \
{ "win32", 0, N_("Set Windows defines") }, \
{ "console", 0, N_("Create console application") },\
{ "dll", 0, N_("Generate code for a DLL") }, \
{ "nop-fun-dllimport", MASK_NOP_FUN_DLLIMPORT, \
N_("Ignore dllimport for functions") }, \
{ "no-nop-fun-dllimport", -MASK_NOP_FUN_DLLIMPORT, "" }, \
{ "threads", 0, N_("Use Mingw-specific thread support") },
#define MAYBE_UWIN_CPP_BUILTINS() /* Nothing. */
#define TARGET_OS_CPP_BUILTINS() \

48
gcc/config/i386/cygming.opt Normal file
View File

@ -0,0 +1,48 @@
; Cygwin- and MinGW-specific options.
; Copyright (C) 2005 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 2, 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 COPYING. If not, write to the Free
; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
; 02111-1307, USA.
mconsole
Target RejectNegative
Create console application
mcygwin
Target
Use the Cygwin interface
mdll
Target RejectNegative
Generate code for a DLL
mnop-fun-dllimport
Target Report Var(TARGET_NOP_FUN_DLLIMPORT)
Ignore dllimport for functions
mthreads
Target RejectNegative
Use Mingw-specific thread support
mwin32
Target
Set Windows defines
mwindows
Target
Create GUI application

12
gcc/config/i386/djgpp.h
View File

@ -169,24 +169,14 @@ Boston, MA 02111-1307, USA. */
/* Used to be defined in xm-djgpp.h, but moved here for cross-compilers. */
#define LIBSTDCXX "-lstdcxx"
/* -mbnu210 is now ignored and obsolete. It was used to enable support for
weak symbols, and .gnu.linkonce support. */
#undef MASK_BNU210
#define MASK_BNU210 (0x40000000)
#define TARGET_VERSION fprintf (stderr, " (80386, MS-DOS DJGPP)");
#undef SUBTARGET_SWITCHES
#define SUBTARGET_SWITCHES \
{ "no-bnu210", -MASK_BNU210, "Ignored (obsolete)" }, \
{ "bnu210", MASK_BNU210, "Ignored (obsolete)" },
/* Warn that -mbnu210 is now obsolete. */
#undef SUBTARGET_OVERRIDE_OPTIONS
#define SUBTARGET_OVERRIDE_OPTIONS \
do \
{ \
if (target_flags & MASK_BNU210) \
if (TARGET_BNU210) \
{ \
warning ("-mbnu210 is ignored (option is obsolete)"); \
} \

26
gcc/config/i386/djgpp.opt Normal file
View File

@ -0,0 +1,26 @@
; DJGPP-specific options.
; Copyright (C) 2005 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 2, 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 COPYING. If not, write to the Free
; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
; 02111-1307, USA.
;; -mbnu210 is now ignored and obsolete. It was used to enable support for
;; weak symbols, and .gnu.linkonce support.
mbnu210
Target Var(TARGET_BNU210)
Ignored (obsolete)

133
gcc/config/i386/i386.c
View File

@ -787,17 +787,15 @@ struct ix86_frame
bool save_regs_using_mov;
};
/* Used to enable/disable debugging features. */
const char *ix86_debug_arg_string, *ix86_debug_addr_string;
/* Code model option as passed by user. */
const char *ix86_cmodel_string;
static const char *ix86_cmodel_string;
/* Parsed value. */
enum cmodel ix86_cmodel;
/* Asm dialect. */
const char *ix86_asm_string;
static const char *ix86_asm_string;
enum asm_dialect ix86_asm_dialect = ASM_ATT;
/* TLS dialext. */
const char *ix86_tls_dialect_string;
static const char *ix86_tls_dialect_string;
enum tls_dialect ix86_tls_dialect = TLS_DIALECT_GNU;
/* Which unit we are generating floating point math for. */
@ -811,42 +809,43 @@ enum processor_type ix86_arch;
/* Strings to hold which cpu and instruction set architecture to use. */
const char *ix86_tune_string; /* for -mtune=<xxx> */
const char *ix86_arch_string; /* for -march=<xxx> */
const char *ix86_fpmath_string; /* for -mfpmath=<xxx> */
static const char *ix86_fpmath_string; /* for -mfpmath=<xxx> */
/* # of registers to use to pass arguments. */
const char *ix86_regparm_string;
static const char *ix86_regparm_string;
/* true if sse prefetch instruction is not NOOP. */
int x86_prefetch_sse;
/* ix86_regparm_string as a number */
int ix86_regparm;
static int ix86_regparm;
/* Alignment to use for loops and jumps: */
/* Power of two alignment for loops. */
const char *ix86_align_loops_string;
static const char *ix86_align_loops_string;
/* Power of two alignment for non-loop jumps. */
const char *ix86_align_jumps_string;
static const char *ix86_align_jumps_string;
/* Power of two alignment for stack boundary in bytes. */
const char *ix86_preferred_stack_boundary_string;
static const char *ix86_preferred_stack_boundary_string;
/* Preferred alignment for stack boundary in bits. */
unsigned int ix86_preferred_stack_boundary;
/* Values 1-5: see jump.c */
int ix86_branch_cost;
const char *ix86_branch_cost_string;
static const char *ix86_branch_cost_string;
/* Power of two alignment for functions. */
const char *ix86_align_funcs_string;
static const char *ix86_align_funcs_string;
/* Prefix built by ASM_GENERATE_INTERNAL_LABEL. */
char internal_label_prefix[16];
int internal_label_prefix_len;
static bool ix86_handle_option (size_t, const char *, int);
static void output_pic_addr_const (FILE *, rtx, int);
static void put_condition_code (enum rtx_code, enum machine_mode,
int, int, FILE *);
@ -1045,6 +1044,16 @@ static void init_ext_80387_constants (void);
#undef TARGET_ASM_FILE_START
#define TARGET_ASM_FILE_START x86_file_start
#undef TARGET_DEFAULT_TARGET_FLAGS
#define TARGET_DEFAULT_TARGET_FLAGS \
(TARGET_DEFAULT \
| TARGET_64BIT_DEFAULT \
| TARGET_SUBTARGET_DEFAULT \
| TARGET_TLS_DIRECT_SEG_REFS_DEFAULT)
#undef TARGET_HANDLE_OPTION
#define TARGET_HANDLE_OPTION ix86_handle_option
#undef TARGET_RTX_COSTS
#define TARGET_RTX_COSTS ix86_rtx_costs
#undef TARGET_ADDRESS_COST
@ -1095,6 +1104,98 @@ struct gcc_target targetm = TARGET_INITIALIZER;
#define DEFAULT_PCC_STRUCT_RETURN 1
#endif
/* Implement TARGET_HANDLE_OPTION. */
static bool
ix86_handle_option (size_t code, const char *arg, int value)
{
switch (code)
{
case OPT_m3dnow:
if (!value)
{
target_flags &= ~MASK_3DNOW_A;
target_flags_explicit |= MASK_3DNOW_A;
}
return true;
case OPT_malign_functions_:
ix86_align_funcs_string = arg;
return true;
case OPT_malign_jumps_:
ix86_align_jumps_string = arg;
return true;
case OPT_malign_loops_:
ix86_align_loops_string = arg;
return true;
case OPT_march_:
ix86_arch_string = arg;
return true;
case OPT_masm_:
ix86_asm_string = arg;
return true;
case OPT_mbranch_cost_:
ix86_branch_cost_string = arg;
return true;
case OPT_mcmodel_:
ix86_cmodel_string = arg;
return true;
case OPT_mfpmath_:
ix86_fpmath_string = arg;
return true;
case OPT_mmmx:
if (!value)
{
target_flags &= ~(MASK_3DNOW | MASK_3DNOW_A);
target_flags_explicit |= MASK_3DNOW | MASK_3DNOW_A;
}
return true;
case OPT_mpreferred_stack_boundary_:
ix86_preferred_stack_boundary_string = arg;
return true;
case OPT_mregparm_:
ix86_regparm_string = arg;
return true;
case OPT_msse:
if (!value)
{
target_flags &= ~(MASK_SSE2 | MASK_SSE3);
target_flags_explicit |= MASK_SSE2 | MASK_SSE3;
}
return true;
case OPT_msse2:
if (!value)
{
target_flags &= ~MASK_SSE3;
target_flags_explicit |= MASK_SSE3;
}
return true;
case OPT_mtls_dialect_:
ix86_tls_dialect_string = arg;
return true;
case OPT_mtune_:
ix86_tune_string = arg;
return true;
default:
return true;
}
}
/* Sometimes certain combinations of command options do not make
sense on a particular target machine. You can define a macro
`OVERRIDE_OPTIONS' to take account of this. This macro, if
@ -15908,10 +16009,6 @@ x86_order_regs_for_local_alloc (void)
reg_alloc_order [pos++] = 0;
}
#ifndef TARGET_USE_MS_BITFIELD_LAYOUT
#define TARGET_USE_MS_BITFIELD_LAYOUT 0
#endif
/* Handle a "ms_struct" or "gcc_struct" attribute; arguments as in
struct attribute_spec.handler. */
static tree
@ -15951,7 +16048,7 @@ ix86_handle_struct_attribute (tree *node, tree name,
static bool
ix86_ms_bitfield_layout_p (tree record_type)
{
return (TARGET_USE_MS_BITFIELD_LAYOUT &&
return (TARGET_MS_BITFIELD_LAYOUT &&
!lookup_attribute ("gcc_struct", TYPE_ATTRIBUTES (record_type)))
|| lookup_attribute ("ms_struct", TYPE_ATTRIBUTES (record_type));
}

289
gcc/config/i386/i386.h
View File

@ -88,10 +88,6 @@ struct processor_costs {
extern const struct processor_costs *ix86_cost;
/* Run-time compilation parameters selecting different hardware subsets. */
extern int target_flags;
/* Macros used in the machine description to test the flags. */
/* configure can arrange to make this 2, to force a 486. */
@ -109,104 +105,20 @@ extern int target_flags;
(TARGET_64BIT && TARGET_SSE ? FPMATH_SSE : FPMATH_387)
#endif
/* Masks for the -m switches */
#define MASK_80387 0x00000001 /* Hardware floating point */
#define MASK_RTD 0x00000002 /* Use ret that pops args */
#define MASK_ALIGN_DOUBLE 0x00000004 /* align doubles to 2 word boundary */
#define MASK_SVR3_SHLIB 0x00000008 /* Uninit locals into bss */
#define MASK_IEEE_FP 0x00000010 /* IEEE fp comparisons */
#define MASK_FLOAT_RETURNS 0x00000020 /* Return float in st(0) */
#define MASK_NO_FANCY_MATH_387 0x00000040 /* Disable sin, cos, sqrt */
#define MASK_OMIT_LEAF_FRAME_POINTER 0x080 /* omit leaf frame pointers */
#define MASK_STACK_PROBE 0x00000100 /* Enable stack probing */
#define MASK_NO_ALIGN_STROPS 0x00000200 /* Enable aligning of string ops. */
#define MASK_INLINE_ALL_STROPS 0x00000400 /* Inline stringops in all cases */
#define MASK_NO_PUSH_ARGS 0x00000800 /* Use push instructions */
#define MASK_ACCUMULATE_OUTGOING_ARGS 0x00001000/* Accumulate outgoing args */
#define MASK_MMX 0x00002000 /* Support MMX regs/builtins */
#define MASK_SSE 0x00004000 /* Support SSE regs/builtins */
#define MASK_SSE2 0x00008000 /* Support SSE2 regs/builtins */
#define MASK_SSE3 0x00010000 /* Support SSE3 regs/builtins */
#define MASK_3DNOW 0x00020000 /* Support 3Dnow builtins */
#define MASK_3DNOW_A 0x00040000 /* Support Athlon 3Dnow builtins */
#define MASK_128BIT_LONG_DOUBLE 0x00080000 /* long double size is 128bit */
#define MASK_64BIT 0x00100000 /* Produce 64bit code */
#define MASK_MS_BITFIELD_LAYOUT 0x00200000 /* Use native (MS) bitfield layout */
#define MASK_TLS_DIRECT_SEG_REFS 0x00400000 /* Avoid adding %gs:0 */
/* Unused: 0x03e0000 */
/* ... overlap with subtarget options starts by 0x04000000. */
#define MASK_NO_RED_ZONE 0x04000000 /* Do not use red zone */
/* Use the floating point instructions */
#define TARGET_80387 (target_flags & MASK_80387)
/* Compile using ret insn that pops args.
This will not work unless you use prototypes at least
for all functions that can take varying numbers of args. */
#define TARGET_RTD (target_flags & MASK_RTD)
/* Align doubles to a two word boundary. This breaks compatibility with
the published ABI's for structures containing doubles, but produces
faster code on the pentium. */
#define TARGET_ALIGN_DOUBLE (target_flags & MASK_ALIGN_DOUBLE)
/* Use push instructions to save outgoing args. */
#define TARGET_PUSH_ARGS (!(target_flags & MASK_NO_PUSH_ARGS))
/* Accumulate stack adjustments to prologue/epilogue. */
#define TARGET_ACCUMULATE_OUTGOING_ARGS \
(target_flags & MASK_ACCUMULATE_OUTGOING_ARGS)
/* Put uninitialized locals into bss, not data.
Meaningful only on svr3. */
#define TARGET_SVR3_SHLIB (target_flags & MASK_SVR3_SHLIB)
/* Use IEEE floating point comparisons. These handle correctly the cases
where the result of a comparison is unordered. Normally SIGFPE is
generated in such cases, in which case this isn't needed. */
#define TARGET_IEEE_FP (target_flags & MASK_IEEE_FP)
/* Functions that return a floating point value may return that value
in the 387 FPU or in 386 integer registers. If set, this flag causes
the 387 to be used, which is compatible with most calling conventions. */
#define TARGET_FLOAT_RETURNS_IN_80387 (target_flags & MASK_FLOAT_RETURNS)
/* Long double is 128bit instead of 96bit, even when only 80bits are used.
This mode wastes cache, but avoid misaligned data accesses and simplifies
address calculations. */
#define TARGET_128BIT_LONG_DOUBLE (target_flags & MASK_128BIT_LONG_DOUBLE)
/* Disable generation of FP sin, cos and sqrt operations for 387.
This is because FreeBSD lacks these in the math-emulator-code */
#define TARGET_NO_FANCY_MATH_387 (target_flags & MASK_NO_FANCY_MATH_387)
/* Generate 387 floating point intrinsics for the current target. */
#define TARGET_USE_FANCY_MATH_387 (! TARGET_NO_FANCY_MATH_387)
/* Don't create frame pointers for leaf functions */
#define TARGET_OMIT_LEAF_FRAME_POINTER \
(target_flags & MASK_OMIT_LEAF_FRAME_POINTER)
/* Debug GO_IF_LEGITIMATE_ADDRESS */
#define TARGET_DEBUG_ADDR (ix86_debug_addr_string != 0)
/* Debug FUNCTION_ARG macros */
#define TARGET_DEBUG_ARG (ix86_debug_arg_string != 0)
#define TARGET_FLOAT_RETURNS_IN_80387 TARGET_FLOAT_RETURNS
/* 64bit Sledgehammer mode. For libgcc2 we make sure this is a
compile-time constant. */
#ifdef IN_LIBGCC2
#undef TARGET_64BIT
#ifdef __x86_64__
#define TARGET_64BIT 1
#else
#define TARGET_64BIT 0
#endif
#else
#ifdef TARGET_BI_ARCH
#define TARGET_64BIT (target_flags & MASK_64BIT)
#else
#ifndef TARGET_BI_ARCH
#undef TARGET_64BIT
#if TARGET_64BIT_DEFAULT
#define TARGET_64BIT 1
#else
@ -218,9 +130,6 @@ extern int target_flags;
#define HAS_LONG_COND_BRANCH 1
#define HAS_LONG_UNCOND_BRANCH 1
/* Avoid adding %gs:0 in TLS references; use %gs:address directly. */
#define TARGET_TLS_DIRECT_SEG_REFS (target_flags & MASK_TLS_DIRECT_SEG_REFS)
#define TARGET_386 (ix86_tune == PROCESSOR_I386)
#define TARGET_486 (ix86_tune == PROCESSOR_I486)
#define TARGET_PENTIUM (ix86_tune == PROCESSOR_PENTIUM)
@ -310,26 +219,11 @@ extern int x86_prefetch_sse;
#define TARGET_SCHEDULE (x86_schedule & TUNEMASK)
#define TARGET_USE_BT (x86_use_bt & TUNEMASK)
#define TARGET_STACK_PROBE (target_flags & MASK_STACK_PROBE)
#define TARGET_ALIGN_STRINGOPS (!(target_flags & MASK_NO_ALIGN_STROPS))
#define TARGET_INLINE_ALL_STRINGOPS (target_flags & MASK_INLINE_ALL_STROPS)
#define ASSEMBLER_DIALECT (ix86_asm_dialect)
#define TARGET_SSE ((target_flags & MASK_SSE) != 0)
#define TARGET_SSE2 ((target_flags & MASK_SSE2) != 0)
#define TARGET_SSE3 ((target_flags & MASK_SSE3) != 0)
#define TARGET_SSE_MATH ((ix86_fpmath & FPMATH_SSE) != 0)
#define TARGET_MIX_SSE_I387 ((ix86_fpmath & FPMATH_SSE) \
&& (ix86_fpmath & FPMATH_387))
#define TARGET_MMX ((target_flags & MASK_MMX) != 0)
#define TARGET_3DNOW ((target_flags & MASK_3DNOW) != 0)
#define TARGET_3DNOW_A ((target_flags & MASK_3DNOW_A) != 0)
#define TARGET_RED_ZONE (!(target_flags & MASK_NO_RED_ZONE))
#define TARGET_USE_MS_BITFIELD_LAYOUT (target_flags & MASK_MS_BITFIELD_LAYOUT)
#define TARGET_GNU_TLS (ix86_tls_dialect == TLS_DIALECT_GNU)
#define TARGET_SUN_TLS (ix86_tls_dialect == TLS_DIALECT_SUN)
@ -337,116 +231,6 @@ extern int x86_prefetch_sse;
#define TARGET_CMPXCHG (x86_cmpxchg & (1 << ix86_arch))
#define TARGET_XADD (x86_xadd & (1 << ix86_arch))
/* WARNING: Do not mark empty strings for translation, as calling
gettext on an empty string does NOT return an empty
string. */
#define TARGET_SWITCHES \
{ { "80387", MASK_80387, N_("Use hardware fp") }, \
{ "no-80387", -MASK_80387, N_("Do not use hardware fp") }, \
{ "hard-float", MASK_80387, N_("Use hardware fp") }, \
{ "soft-float", -MASK_80387, N_("Do not use hardware fp") }, \
{ "no-soft-float", MASK_80387, N_("Use hardware fp") }, \
{ "386", 0, "" /*Deprecated.*/}, \
{ "486", 0, "" /*Deprecated.*/}, \
{ "pentium", 0, "" /*Deprecated.*/}, \
{ "pentiumpro", 0, "" /*Deprecated.*/}, \
{ "intel-syntax", 0, "" /*Deprecated.*/}, \
{ "no-intel-syntax", 0, "" /*Deprecated.*/}, \
{ "rtd", MASK_RTD, \
N_("Alternate calling convention") }, \
{ "no-rtd", -MASK_RTD, \
N_("Use normal calling convention") }, \
{ "align-double", MASK_ALIGN_DOUBLE, \
N_("Align some doubles on dword boundary") }, \
{ "no-align-double", -MASK_ALIGN_DOUBLE, \
N_("Align doubles on word boundary") }, \
{ "svr3-shlib", MASK_SVR3_SHLIB, \
N_("Uninitialized locals in .bss") }, \
{ "no-svr3-shlib", -MASK_SVR3_SHLIB, \
N_("Uninitialized locals in .data") }, \
{ "ieee-fp", MASK_IEEE_FP, \
N_("Use IEEE math for fp comparisons") }, \
{ "no-ieee-fp", -MASK_IEEE_FP, \
N_("Do not use IEEE math for fp comparisons") }, \
{ "fp-ret-in-387", MASK_FLOAT_RETURNS, \
N_("Return values of functions in FPU registers") }, \
{ "no-fp-ret-in-387", -MASK_FLOAT_RETURNS , \
N_("Do not return values of functions in FPU registers")}, \
{ "no-fancy-math-387", MASK_NO_FANCY_MATH_387, \
N_("Do not generate sin, cos, sqrt for FPU") }, \
{ "fancy-math-387", -MASK_NO_FANCY_MATH_387, \
N_("Generate sin, cos, sqrt for FPU")}, \
{ "omit-leaf-frame-pointer", MASK_OMIT_LEAF_FRAME_POINTER, \
N_("Omit the frame pointer in leaf functions") }, \
{ "no-omit-leaf-frame-pointer",-MASK_OMIT_LEAF_FRAME_POINTER, "" }, \
{ "stack-arg-probe", MASK_STACK_PROBE, \
N_("Enable stack probing") }, \
{ "no-stack-arg-probe", -MASK_STACK_PROBE, "" }, \
{ "windows", 0, 0 /* undocumented */ }, \
{ "dll", 0, 0 /* undocumented */ }, \
{ "align-stringops", -MASK_NO_ALIGN_STROPS, \
N_("Align destination of the string operations") }, \
{ "no-align-stringops", MASK_NO_ALIGN_STROPS, \
N_("Do not align destination of the string operations") }, \
{ "inline-all-stringops", MASK_INLINE_ALL_STROPS, \
N_("Inline all known string operations") }, \
{ "no-inline-all-stringops", -MASK_INLINE_ALL_STROPS, \
N_("Do not inline all known string operations") }, \
{ "push-args", -MASK_NO_PUSH_ARGS, \
N_("Use push instructions to save outgoing arguments") }, \
{ "no-push-args", MASK_NO_PUSH_ARGS, \
N_("Do not use push instructions to save outgoing arguments") }, \
{ "accumulate-outgoing-args", MASK_ACCUMULATE_OUTGOING_ARGS, \
N_("Use push instructions to save outgoing arguments") }, \
{ "no-accumulate-outgoing-args",-MASK_ACCUMULATE_OUTGOING_ARGS, \
N_("Do not use push instructions to save outgoing arguments") }, \
{ "mmx", MASK_MMX, \
N_("Support MMX built-in functions") }, \
{ "no-mmx", -(MASK_MMX|MASK_3DNOW|MASK_3DNOW_A), \
N_("Do not support MMX built-in functions") }, \
{ "3dnow", MASK_3DNOW, \
N_("Support 3DNow! built-in functions") }, \
{ "no-3dnow", -(MASK_3DNOW|MASK_3DNOW_A), \
N_("Do not support 3DNow! built-in functions") }, \
{ "sse", MASK_SSE, \
N_("Support MMX and SSE built-in functions and code generation") }, \
{ "no-sse", -(MASK_SSE|MASK_SSE2|MASK_SSE3), \
N_("Do not support MMX and SSE built-in functions and code generation") },\
{ "sse2", MASK_SSE2, \
N_("Support MMX, SSE and SSE2 built-in functions and code generation") }, \
{ "no-sse2", -(MASK_SSE2|MASK_SSE3), \
N_("Do not support MMX, SSE and SSE2 built-in functions and code generation") }, \
{ "sse3", MASK_SSE3, \
N_("Support MMX, SSE, SSE2 and SSE3 built-in functions and code generation") },\
{ "no-sse3", -MASK_SSE3, \
N_("Do not support MMX, SSE, SSE2 and SSE3 built-in functions and code generation") },\
{ "128bit-long-double", MASK_128BIT_LONG_DOUBLE, \
N_("sizeof(long double) is 16") }, \
{ "96bit-long-double", -MASK_128BIT_LONG_DOUBLE, \
N_("sizeof(long double) is 12") }, \
{ "64", MASK_64BIT, \
N_("Generate 64bit x86-64 code") }, \
{ "32", -MASK_64BIT, \
N_("Generate 32bit i386 code") }, \
{ "ms-bitfields", MASK_MS_BITFIELD_LAYOUT, \
N_("Use native (MS) bitfield layout") }, \
{ "no-ms-bitfields", -MASK_MS_BITFIELD_LAYOUT, \
N_("Use gcc default bitfield layout") }, \
{ "red-zone", -MASK_NO_RED_ZONE, \
N_("Use red-zone in the x86-64 code") }, \
{ "no-red-zone", MASK_NO_RED_ZONE, \
N_("Do not use red-zone in the x86-64 code") }, \
{ "tls-direct-seg-refs", MASK_TLS_DIRECT_SEG_REFS, \
N_("Use direct references against %gs when accessing tls data") }, \
{ "no-tls-direct-seg-refs", -MASK_TLS_DIRECT_SEG_REFS, \
N_("Do not use direct references against %gs when accessing tls data") }, \
SUBTARGET_SWITCHES \
{ "", \
TARGET_DEFAULT | TARGET_64BIT_DEFAULT | TARGET_SUBTARGET_DEFAULT \
| TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, 0 }}
#ifndef TARGET_64BIT_DEFAULT
#define TARGET_64BIT_DEFAULT 0
#endif
@ -468,48 +252,6 @@ extern int x86_prefetch_sse;
with the rounding mode forced to 53 bits. */
#define TARGET_96_ROUND_53_LONG_DOUBLE 0
/* This macro is similar to `TARGET_SWITCHES' but defines names of
command options that have values. Its definition is an
initializer with a subgrouping for each command option.
Each subgrouping contains a string constant, that defines the
fixed part of the option name, and the address of a variable. The
variable, type `char *', is set to the variable part of the given
option if the fixed part matches. The actual option name is made
by appending `-m' to the specified name. */
#define TARGET_OPTIONS \
{ { "tune=", &ix86_tune_string, \
N_("Schedule code for given CPU"), 0}, \
{ "fpmath=", &ix86_fpmath_string, \
N_("Generate floating point mathematics using given instruction set"), 0},\
{ "arch=", &ix86_arch_string, \
N_("Generate code for given CPU"), 0}, \
{ "regparm=", &ix86_regparm_string, \
N_("Number of registers used to pass integer arguments"), 0},\
{ "align-loops=", &ix86_align_loops_string, \
N_("Loop code aligned to this power of 2"), 0}, \
{ "align-jumps=", &ix86_align_jumps_string, \
N_("Jump targets are aligned to this power of 2"), 0}, \
{ "align-functions=", &ix86_align_funcs_string, \
N_("Function starts are aligned to this power of 2"), 0}, \
{ "preferred-stack-boundary=", \
&ix86_preferred_stack_boundary_string, \
N_("Attempt to keep stack aligned to this power of 2"), 0}, \
{ "branch-cost=", &ix86_branch_cost_string, \
N_("Branches are this expensive (1-5, arbitrary units)"), 0},\
{ "cmodel=", &ix86_cmodel_string, \
N_("Use given x86-64 code model"), 0}, \
{ "debug-arg", &ix86_debug_arg_string, \
"" /* Undocumented. */, 0}, \
{ "debug-addr", &ix86_debug_addr_string, \
"" /* Undocumented. */, 0}, \
{ "asm=", &ix86_asm_string, \
N_("Use given assembler dialect"), 0}, \
{ "tls-dialect=", &ix86_tls_dialect_string, \
N_("Use given thread-local storage dialect"), 0}, \
SUBTARGET_OPTIONS \
}
/* Sometimes certain combinations of command options do not make
sense on a particular target machine. You can define a macro
`OVERRIDE_OPTIONS' to take account of this. This macro, if
@ -521,10 +263,6 @@ extern int x86_prefetch_sse;
#define OVERRIDE_OPTIONS override_options ()
/* These are meant to be redefined in the host dependent files */
#define SUBTARGET_SWITCHES
#define SUBTARGET_OPTIONS
/* Define this to change the optimizations performed by default. */
#define OPTIMIZATION_OPTIONS(LEVEL, SIZE) \
optimization_options ((LEVEL), (SIZE))
@ -2409,7 +2147,6 @@ enum fpmath_unit
};
extern enum fpmath_unit ix86_fpmath;
extern const char *ix86_fpmath_string;
enum tls_dialect
{
@ -2418,7 +2155,6 @@ enum tls_dialect
};
extern enum tls_dialect ix86_tls_dialect;
extern const char *ix86_tls_dialect_string;
enum cmodel {
CM_32, /* The traditional 32-bit ABI. */
@ -2430,7 +2166,6 @@ enum cmodel {
};
extern enum cmodel ix86_cmodel;
extern const char *ix86_cmodel_string;
/* Size of the RED_ZONE area. */
#define RED_ZONE_SIZE 128
@ -2442,25 +2177,9 @@ enum asm_dialect {
ASM_INTEL
};
extern const char *ix86_asm_string;
extern enum asm_dialect ix86_asm_dialect;
extern int ix86_regparm;
extern const char *ix86_regparm_string;
extern unsigned int ix86_preferred_stack_boundary;
extern const char *ix86_preferred_stack_boundary_string;
extern int ix86_branch_cost;
extern const char *ix86_branch_cost_string;
extern const char *ix86_debug_arg_string;
extern const char *ix86_debug_addr_string;
/* Obsoleted by -f options. Remove before 3.2 ships. */
extern const char *ix86_align_loops_string;
extern const char *ix86_align_jumps_string;
extern const char *ix86_align_funcs_string;
/* Smallest class containing REGNO. */
extern enum reg_class const regclass_map[FIRST_PSEUDO_REGISTER];

217
gcc/config/i386/i386.opt Normal file
View File

@ -0,0 +1,217 @@
; Options for the IA-32 and AMD64 ports of the compiler.
; Copyright (C) 2005 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 2, 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 COPYING. If not, write to the Free
; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
; 02111-1307, USA.
m128bit-long-double
Target RejectNegative Report Mask(128BIT_LONG_DOUBLE)
sizeof(long double) is 16
m32
Target RejectNegative Report InverseMask(64BIT)
Generate 32bit i386 code
m386
Target RejectNegative Undocumented
;; Deprecated
m3dnow
Target Report Mask(3DNOW)
Support 3DNow! built-in functions
m486
Target RejectNegative Undocumented
;; Deprecated
m64
Target RejectNegative Report Mask(64BIT)
Generate 64bit x86-64 code
m80387
Target Report Mask(80387)
Use hardware fp
m96bit-long-double
Target RejectNegative Report InverseMask(128BIT_LONG_DOUBLE)
sizeof(long double) is 12
maccumulate-outgoing-args
Target Report Mask(ACCUMULATE_OUTGOING_ARGS)
Reserve space for outgoing arguments in the function prologue
malign-double
Target Report Mask(ALIGN_DOUBLE)
Align some doubles on dword boundary
malign-functions=
Target RejectNegative Joined
Function starts are aligned to this power of 2
malign-jumps=
Target RejectNegative Joined
Jump targets are aligned to this power of 2
malign-loops=
Target RejectNegative Joined
Loop code aligned to this power of 2
malign-stringops
Target RejectNegative Report InverseMask(NO_ALIGN_STRINGOPS, ALIGN_STRINGOPS)
Align destination of the string operations
march=
Target RejectNegative Joined
Generate code for given CPU
masm=
Target RejectNegative Joined
Use given assembler dialect
mbranch-cost=
Target RejectNegative Joined
Branches are this expensive (1-5, arbitrary units)
mcmodel=
Target RejectNegative Joined
Use given x86-64 code model
mdebug-addr
Target RejectNegative Var(TARGET_DEBUG_ADDR) Undocumented
mdebug-arg
Target RejectNegative Var(TARGET_DEBUG_ARG) Undocumented
mfancy-math-387
Target RejectNegative Report InverseMask(NO_FANCY_MATH_387, USE_FANCY_MATH_387)
Generate sin, cos, sqrt for FPU
mfp-ret-in-387
Target Report Mask(FLOAT_RETURNS)
Return values of functions in FPU registers
mfpmath=
Target RejectNegative Joined
Generate floating point mathematics using given instruction set
mhard-float
Target RejectNegative Mask(80387) MaskExists
Use hardware fp
mieee-fp
Target Report Mask(IEEE_FP)
Use IEEE math for fp comparisons
minline-all-stringops
Target Report Mask(INLINE_ALL_STRINGOPS)
Inline all known string operations
mintel-syntax
Target Undocumented
;; Deprecated
mmmx
Target Report Mask(MMX)
Support MMX built-in functions
mms-bitfields
Target Report Mask(MS_BITFIELD_LAYOUT)
Use native (MS) bitfield layout
mno-align-stringops
Target RejectNegative Report Mask(NO_ALIGN_STRINGOPS) Undocumented
mno-fancy-math-387
Target RejectNegative Report Mask(NO_FANCY_MATH_387) Undocumented
mno-push-args
Target RejectNegative Report Mask(NO_PUSH_ARGS) Undocumented
mno-red-zone
Target RejectNegative Report Mask(NO_RED_ZONE) Undocumented
momit-leaf-frame-pointer
Target Report Mask(OMIT_LEAF_FRAME_POINTER)
Omit the frame pointer in leaf functions
mpentium
Target RejectNegative Undocumented
;; Deprecated
mpentiumpro
Target RejectNegative Undocumented
;; Deprecated
mpreferred-stack-boundary=
Target RejectNegative Joined
Attempt to keep stack aligned to this power of 2
mpush-args
Target Report InverseMask(NO_PUSH_ARGS, PUSH_ARGS)
Use push instructions to save outgoing arguments
mred-zone
Target RejectNegative Report InverseMask(NO_RED_ZONE, RED_ZONE)
Use red-zone in the x86-64 code
mregparm=
Target RejectNegative Joined
Number of registers used to pass integer arguments
mrtd
Target Report Mask(RTD)
Alternate calling convention
msoft-float
Target InverseMask(80387)
Do not use hardware fp
msse
Target Report Mask(SSE)
Support MMX and SSE built-in functions and code generation
msse2
Target Report Mask(SSE2)
Support MMX, SSE and SSE2 built-in functions and code generation
msse3
Target Report Mask(SSE3)
Support MMX, SSE, SSE2 and SSE3 built-in functions and code generation
msvr3-shlib
Target Report Mask(SVR3_SHLIB)
Uninitialized locals in .bss
mstack-arg-probe
Target Report Mask(STACK_PROBE)
Enable stack probing
mtls-dialect=
Target RejectNegative Joined
Use given thread-local storage dialect
mtls-direct-seg-refs
Target Report Mask(TLS_DIRECT_SEG_REFS)
Use direct references against %gs when accessing tls data
mtune=
Target RejectNegative Joined
Schedule code for given CPU
;; Support Athlon 3Dnow builtins
Mask(3DNOW_A)

6
gcc/config/i386/lynx.h
View File

@ -71,12 +71,6 @@ Boston, MA 02111-1307, USA. */
} while (0)
#endif
/* Since i386.h defines an empty SUBTARGET_SWITCHES the definition in
config/lynx.h is omitted. */
#undef SUBTARGET_SWITCHES
#define SUBTARGET_SWITCHES SUBTARGET_OS_LYNX_SWITCHES
/* Undefine SUBTARGET_EXTRA_SPECS it is empty anyway. We define it in
config/lynx.h. */

8
gcc/config/i386/sco5.h
View File

@ -281,14 +281,6 @@ Boston, MA 02111-1307, USA. */
#define LIBGCC_SPEC \
"%{!shared:%{!G:-lgcc}}"
/* Here for legacy support only so we still accept -melf flag */
#define MASK_COFF 010000000000 /* Mask for COFF generation */
#define TARGET_ELF (1)
#undef SUBTARGET_SWITCHES
#define SUBTARGET_SWITCHES \
{ "elf", -MASK_COFF, N_("Generate ELF output") },
/* Handle special EH pointer encodings. Absolute, pc-relative, and
indirect are handled automatically. */
#define ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX(FILE, ENCODING, SIZE, ADDR, DONE) \

25
gcc/config/i386/sco5.opt Normal file
View File

@ -0,0 +1,25 @@
; SCO Unix-specific options.
; Copyright (C) 2005 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 2, 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 COPYING. If not, write to the Free
; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
; 02111-1307, USA.
;; Legacy option
melf
Target RejectNegative
Generate ELF output

14
gcc/config/lynx.h
View File

@ -129,20 +129,6 @@ Boston, MA 02111-1307, USA. */
%{mthreads: thread/crtn.o%s} %{!mthreads: crtn.o%s}"
#endif
/* Because of the %{m*} in cc1_options these options get substituted
for cc1. We ignore them here. */
#ifndef SUBTARGET_OS_LYNX_SWITCHES
# define SUBTARGET_OS_LYNX_SWITCHES \
{ "shared", 0, N_("Use shared libraries") }, \
{ "threads", 0, N_("Support multi-threading") }, \
{ "legacy-threads", 0, N_("Support legacy multi-threading") },
#endif
#ifndef SUBTARGET_SWITCHES
# define SUBTARGET_SWITCHES SUBTARGET_OS_LYNX_SWITCHES
#endif
/* Define the actual types of some ANSI-mandated types. */
#ifndef SIZE_TYPE

32
gcc/config/lynx.opt Normal file
View File

@ -0,0 +1,32 @@
; Processor-independent options for LynxOS.
; Copyright (C) 2005 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 2, 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 COPYING. If not, write to the Free
; Software Foundation, 59 Temple Place - Suite 330, Boston, MA
; 02111-1307, USA.
mlegacy-threads
Target RejectNegative
Support legacy multi-threading
mshared
Target RejectNegative
Use shared libraries
mthreads
Target RejectNegative
Support multi-threading

12
gcc/config/rs6000/darwin.h
View File

@ -94,17 +94,6 @@ do { \
/* Darwin doesn't support -fpic. */ \
warning ("-fpic is not supported; -fPIC assumed"); \
flag_pic = 2; \
} \
\
/* Handle -mfix-and-continue. */ \
if (darwin_fix_and_continue_switch) \
{ \
const char *base = darwin_fix_and_continue_switch; \
while (base[-1] != 'm') base--; \
\
if (*darwin_fix_and_continue_switch != '\0') \
error ("invalid option %qs", base); \
darwin_fix_and_continue = (base[0] != 'n'); \
} \
} \
if (TARGET_64BIT && ! TARGET_POWERPC64) \
@ -391,7 +380,6 @@ do { \
/* For binary compatibility with 2.95; Darwin C APIs use bool from
stdbool.h, which was an int-sized enum in 2.95. Users can explicitly
choose to have sizeof(bool)==1 with the -mone-byte-bool switch. */
extern const char *darwin_one_byte_bool;
#define BOOL_TYPE_SIZE (darwin_one_byte_bool ? CHAR_TYPE_SIZE : INT_TYPE_SIZE)
#undef REGISTER_TARGET_PRAGMAS

3
gcc/config/rs6000/lynx.h
View File

@ -89,9 +89,6 @@
#undef ASM_APP_OFF
#define ASM_APP_OFF "#NO_APP\n"
#undef EXTRA_SUBTARGET_SWITCHES
#define EXTRA_SUBTARGET_SWITCHES SUBTARGET_OS_LYNX_SWITCHES
/* LynxOS does not do anything with .fixup plus let's not create
writable section for linkonce.r and linkonce.t. */

3
gcc/config/rs6000/rs6000.c
View File

@ -1311,9 +1311,8 @@ rs6000_override_options (const char *default_cpu)
if (DEFAULT_ABI == ABI_DARWIN && TARGET_64BIT)
{
rs6000_darwin64_abi = 1;
/* Setting to empty string is same as "-mone-byte-bool". */
#if TARGET_MACHO
darwin_one_byte_bool = "";
darwin_one_byte_bool = 1;
#endif
/* Default to natural alignment, for better performance. */
rs6000_alignment_flags = MASK_ALIGN_NATURAL;