Merge in freebsd-specific changes
This commit is contained in:
parent
852e8be503
commit
da843809ce
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=18349
@ -20,9 +20,6 @@ along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* This goes away when the math-emulator is fixed */
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#define TARGET_CPU_DEFAULT 0400 /* TARGET_NO_FANCY_MATH_387 */
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/* This is tested by i386gas.h. */
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#define YES_UNDERSCORES
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@ -33,13 +30,78 @@ Boston, MA 02111-1307, USA. */
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/* Get perform_* macros to build libgcc.a. */
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#include "i386/perform.h"
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/* This was cloned from ../netbsd.h. It and several other things in
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this file should be in ../freebsd.h. */
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/* FREEBSD_NATIVE is defined when gcc is integrated into the FreeBSD
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source tree so it can be configured appropriately without using
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the GNU configure/build mechanism. */
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#ifdef FREEBSD_NATIVE
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/* Look for the include files in the system-defined places. */
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#define GPLUSPLUS_INCLUDE_DIR "/usr/include/g++"
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#define GCC_INCLUDE_DIR "/usr/include"
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/* FreeBSD has GCC_INCLUDE_DIR first. */
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#define INCLUDE_DEFAULTS \
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{ \
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{ GCC_INCLUDE_DIR, 0, 0 }, \
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{ GPLUSPLUS_INCLUDE_DIR, 1, 1 }, \
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{ 0, 0, 0 } \
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}
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/* Under FreeBSD, the normal location of the compiler back ends is the
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/usr/libexec directory. */
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#define STANDARD_EXEC_PREFIX "/usr/libexec/"
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/* Under FreeBSD, the normal location of the various *crt*.o files is the
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/usr/lib directory. */
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#define STANDARD_STARTFILE_PREFIX "/usr/lib/"
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/* On FreeBSD, gcc is called 'cc' */
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#define GCC_NAME "cc"
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/* FreeBSD is 4.4BSD derived */
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#define bsd4_4
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#endif /* FREEBSD_NATIVE */
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#define MASK_PROFILER_EPILOGUE 010000000000
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#define TARGET_PROFILER_EPILOGUE (target_flags & MASK_PROFILER_EPILOGUE)
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#undef SUBTARGET_SWITCHES
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#define SUBTARGET_SWITCHES \
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{ "profiler-epilogue", MASK_PROFILER_EPILOGUE}, \
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{ "no-profiler-epilogue", -MASK_PROFILER_EPILOGUE},
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#undef CPP_PREDEFINES
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#define CPP_PREDEFINES "-Dunix -Di386 -D__FreeBSD__ -D__386BSD__ -Asystem(unix) -Asystem(FreeBSD) -Acpu(i386) -Amachine(i386)"
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#define CPP_PREDEFINES "-Dunix -Di386 -D__FreeBSD__=2 -Asystem(unix) -Asystem(FreeBSD) -Acpu(i386) -Amachine(i386)"
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#define ASM_SPEC " %| %{fpic:-k} %{fPIC:-k}"
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/* Like the default, except no -lg. */
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#define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}"
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#define LINK_SPEC \
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"%{!nostdlib:%{!r:%{!e*:-e start}}} -dc -dp %{static:-Bstatic} %{assert*} \
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%{p:-Bstatic} %{pg:-Bstatic} %{Z}"
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#define LINK_LIBGCC_SPECIAL_1 1
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#define STARTFILE_SPEC \
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"%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:%{static:scrt0.o%s}%{!static:crt0.o%s}}}"
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/* This goes away when the math emulator is fixed. */
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#undef TARGET_DEFAULT
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#define TARGET_DEFAULT (MASK_NO_FANCY_MATH_387 | 0301)
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#undef SIZE_TYPE
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#define SIZE_TYPE "unsigned int"
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@ -47,19 +109,21 @@ Boston, MA 02111-1307, USA. */
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#define PTRDIFF_TYPE "int"
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "short unsigned int"
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#define WCHAR_TYPE "int"
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#define WCHAR_UNSIGNED 1
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#define WCHAR_UNSIGNED 0
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE 16
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#define WCHAR_TYPE_SIZE BITS_PER_WORD
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#define HAVE_ATEXIT
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/* There are conflicting reports about whether this system uses
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a different assembler syntax. wilson@cygnus.com says # is right. */
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#undef COMMENT_BEGIN
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#define COMMENT_BEGIN "#"
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#define HAVE_PUTENV
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/* Override the default comment-starter of "/". */
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#undef ASM_COMMENT_START
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#define ASM_COMMENT_START "#"
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#undef ASM_APP_ON
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#define ASM_APP_ON "#APP\n"
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@ -86,31 +150,40 @@ Boston, MA 02111-1307, USA. */
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/* Don't default to pcc-struct-return, because gcc is the only compiler, and
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we want to retain compatibility with older gcc versions. */
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#define DEFAULT_PCC_STRUCT_RETURN 0
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/* Profiling routines, partially copied from i386/osfrose.h. */
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/* Redefine this to use %eax instead of %edx. */
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/* Tell final.c that we don't need a label passed to mcount. */
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#define NO_PROFILE_DATA
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/* Redefine this to not pass an unused label in %edx. */
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#undef FUNCTION_PROFILER
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#define FUNCTION_PROFILER(FILE, LABELNO) \
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{ \
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if (flag_pic) \
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{ \
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fprintf (FILE, "\tleal %sP%d@GOTOFF(%%ebx),%%eax\n", \
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LPREFIX, (LABELNO)); \
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fprintf (FILE, "\tcall *mcount@GOT(%%ebx)\n"); \
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} \
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fprintf (FILE, "\tcall *mcount@GOT(%%ebx)\n"); \
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else \
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{ \
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fprintf (FILE, "\tmovl $%sP%d,%%eax\n", LPREFIX, (LABELNO)); \
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fprintf (FILE, "\tcall mcount\n"); \
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} \
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fprintf (FILE, "\tcall mcount\n"); \
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}
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#define FUNCTION_PROFILER_EPILOGUE(FILE) \
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{ \
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if (TARGET_PROFILER_EPILOGUE) \
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{ \
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if (flag_pic) \
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fprintf (FILE, "\tcall *mexitcount@GOT(%%ebx)\n"); \
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else \
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fprintf (FILE, "\tcall mexitcount\n"); \
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} \
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}
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/*
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* Some imports from svr4.h in support of shared libraries.
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* Currently, we need the DECLARE_OBJECT_SIZE stuff.
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*/
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#define HANDLE_SYSV_PRAGMA
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/* Define the strings used for the special svr4 .type and .size directives.
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These strings generally do not vary from one system running svr4 to
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another, but if a given system (e.g. m88k running svr) needs to use
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@ -119,6 +192,18 @@ Boston, MA 02111-1307, USA. */
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#define TYPE_ASM_OP ".type"
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#define SIZE_ASM_OP ".size"
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#define SET_ASM_OP ".set"
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/* This is how we tell the assembler that a symbol is weak. */
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#if 0 /* not ready for this yet - work in progress.
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* We should probably update gas in the FreeBSD source to something
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* more recent, so that this is recognised. Our LD handles it already.
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*/
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#define ASM_WEAKEN_LABEL(FILE,NAME) \
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do { fputs ("\t.weak\t", FILE); assemble_name (FILE, NAME); \
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fputc ('\n', FILE); } while (0)
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#endif
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/* The following macro defines the format used to output the second
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operand of the .type assembler directive. Different svr4 assemblers
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@ -217,34 +302,3 @@ do { \
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putc ('\n', FILE); \
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} \
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} while (0)
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#define ASM_SPEC " %| %{fpic:-k} %{fPIC:-k}"
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#define LINK_SPEC \
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"%{!nostdlib:%{!r*:%{!e*:-e start}}} -dc -dp %{static:-Bstatic} %{assert*}"
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/* This is defined when gcc is compiled in the BSD-directory-tree, and must
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* make up for the gap to all the stuff done in the GNU-makefiles.
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*/
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#ifdef FREEBSD_NATIVE
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#define INCLUDE_DEFAULTS { \
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{ "/usr/include", 0 }, \
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{ "/usr/include/g++", 1 }, \
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{ 0, 0} \
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}
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#undef MD_EXEC_PREFIX
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#define MD_EXEC_PREFIX "/usr/libexec/"
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#undef STANDARD_STARTFILE_PREFIX
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#define STANDARD_STARTFILE_PREFIX "/usr/lib"
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#if 0 /* This is very wrong!!! */
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#define DEFAULT_TARGET_MACHINE "i386-unknown-freebsd_1.0"
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#define GPLUSPLUS_INCLUDE_DIR "/usr/local/lib/gcc-lib/i386-unknown-freebsd_1.0/2.5.8/include"
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#define TOOL_INCLUDE_DIR "/usr/local/i386-unknown-freebsd_1.0/include"
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#define GCC_INCLUDE_DIR "/usr/local/lib/gcc-lib/i386-unknown-freebsd_1.0/2.5.8/include"
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#endif
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#endif /* FREEBSD_NATIVE */
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@ -20,9 +20,6 @@ along with GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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||||
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/* This goes away when the math-emulator is fixed */
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#define TARGET_CPU_DEFAULT 0400 /* TARGET_NO_FANCY_MATH_387 */
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/* This is tested by i386gas.h. */
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#define YES_UNDERSCORES
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@ -33,13 +30,78 @@ Boston, MA 02111-1307, USA. */
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/* Get perform_* macros to build libgcc.a. */
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#include "i386/perform.h"
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/* This was cloned from ../netbsd.h. It and several other things in
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this file should be in ../freebsd.h. */
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/* FREEBSD_NATIVE is defined when gcc is integrated into the FreeBSD
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source tree so it can be configured appropriately without using
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the GNU configure/build mechanism. */
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#ifdef FREEBSD_NATIVE
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/* Look for the include files in the system-defined places. */
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#define GPLUSPLUS_INCLUDE_DIR "/usr/include/g++"
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#define GCC_INCLUDE_DIR "/usr/include"
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/* FreeBSD has GCC_INCLUDE_DIR first. */
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#define INCLUDE_DEFAULTS \
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{ \
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{ GCC_INCLUDE_DIR, 0, 0 }, \
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{ GPLUSPLUS_INCLUDE_DIR, 1, 1 }, \
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{ 0, 0, 0 } \
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}
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/* Under FreeBSD, the normal location of the compiler back ends is the
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/usr/libexec directory. */
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#define STANDARD_EXEC_PREFIX "/usr/libexec/"
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/* Under FreeBSD, the normal location of the various *crt*.o files is the
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/usr/lib directory. */
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#define STANDARD_STARTFILE_PREFIX "/usr/lib/"
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/* On FreeBSD, gcc is called 'cc' */
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#define GCC_NAME "cc"
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/* FreeBSD is 4.4BSD derived */
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#define bsd4_4
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#endif /* FREEBSD_NATIVE */
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#define MASK_PROFILER_EPILOGUE 010000000000
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#define TARGET_PROFILER_EPILOGUE (target_flags & MASK_PROFILER_EPILOGUE)
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#undef SUBTARGET_SWITCHES
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#define SUBTARGET_SWITCHES \
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{ "profiler-epilogue", MASK_PROFILER_EPILOGUE}, \
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{ "no-profiler-epilogue", -MASK_PROFILER_EPILOGUE},
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#undef CPP_PREDEFINES
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#define CPP_PREDEFINES "-Dunix -Di386 -D__FreeBSD__ -D__386BSD__ -Asystem(unix) -Asystem(FreeBSD) -Acpu(i386) -Amachine(i386)"
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#define CPP_PREDEFINES "-Dunix -Di386 -D__FreeBSD__=2 -Asystem(unix) -Asystem(FreeBSD) -Acpu(i386) -Amachine(i386)"
|
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#define ASM_SPEC " %| %{fpic:-k} %{fPIC:-k}"
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/* Like the default, except no -lg. */
|
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#define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}"
|
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#define LINK_SPEC \
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"%{!nostdlib:%{!r:%{!e*:-e start}}} -dc -dp %{static:-Bstatic} %{assert*} \
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%{p:-Bstatic} %{pg:-Bstatic} %{Z}"
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#define LINK_LIBGCC_SPECIAL_1 1
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#define STARTFILE_SPEC \
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"%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:%{static:scrt0.o%s}%{!static:crt0.o%s}}}"
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/* This goes away when the math emulator is fixed. */
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#undef TARGET_DEFAULT
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#define TARGET_DEFAULT (MASK_NO_FANCY_MATH_387 | 0301)
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#undef SIZE_TYPE
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#define SIZE_TYPE "unsigned int"
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@ -47,19 +109,21 @@ Boston, MA 02111-1307, USA. */
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#define PTRDIFF_TYPE "int"
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#undef WCHAR_TYPE
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#define WCHAR_TYPE "short unsigned int"
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#define WCHAR_TYPE "int"
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#define WCHAR_UNSIGNED 1
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#define WCHAR_UNSIGNED 0
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#undef WCHAR_TYPE_SIZE
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#define WCHAR_TYPE_SIZE 16
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#define WCHAR_TYPE_SIZE BITS_PER_WORD
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#define HAVE_ATEXIT
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/* There are conflicting reports about whether this system uses
|
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a different assembler syntax. wilson@cygnus.com says # is right. */
|
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#undef COMMENT_BEGIN
|
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#define COMMENT_BEGIN "#"
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#define HAVE_PUTENV
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|
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/* Override the default comment-starter of "/". */
|
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#undef ASM_COMMENT_START
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#define ASM_COMMENT_START "#"
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|
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#undef ASM_APP_ON
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#define ASM_APP_ON "#APP\n"
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@ -86,31 +150,40 @@ Boston, MA 02111-1307, USA. */
|
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/* Don't default to pcc-struct-return, because gcc is the only compiler, and
|
||||
we want to retain compatibility with older gcc versions. */
|
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#define DEFAULT_PCC_STRUCT_RETURN 0
|
||||
|
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/* Profiling routines, partially copied from i386/osfrose.h. */
|
||||
|
||||
/* Redefine this to use %eax instead of %edx. */
|
||||
/* Tell final.c that we don't need a label passed to mcount. */
|
||||
|
||||
#define NO_PROFILE_DATA
|
||||
|
||||
/* Redefine this to not pass an unused label in %edx. */
|
||||
|
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#undef FUNCTION_PROFILER
|
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#define FUNCTION_PROFILER(FILE, LABELNO) \
|
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{ \
|
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if (flag_pic) \
|
||||
{ \
|
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fprintf (FILE, "\tleal %sP%d@GOTOFF(%%ebx),%%eax\n", \
|
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LPREFIX, (LABELNO)); \
|
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fprintf (FILE, "\tcall *mcount@GOT(%%ebx)\n"); \
|
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} \
|
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fprintf (FILE, "\tcall *mcount@GOT(%%ebx)\n"); \
|
||||
else \
|
||||
{ \
|
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fprintf (FILE, "\tmovl $%sP%d,%%eax\n", LPREFIX, (LABELNO)); \
|
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fprintf (FILE, "\tcall mcount\n"); \
|
||||
} \
|
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fprintf (FILE, "\tcall mcount\n"); \
|
||||
}
|
||||
|
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#define FUNCTION_PROFILER_EPILOGUE(FILE) \
|
||||
{ \
|
||||
if (TARGET_PROFILER_EPILOGUE) \
|
||||
{ \
|
||||
if (flag_pic) \
|
||||
fprintf (FILE, "\tcall *mexitcount@GOT(%%ebx)\n"); \
|
||||
else \
|
||||
fprintf (FILE, "\tcall mexitcount\n"); \
|
||||
} \
|
||||
}
|
||||
|
||||
/*
|
||||
* Some imports from svr4.h in support of shared libraries.
|
||||
* Currently, we need the DECLARE_OBJECT_SIZE stuff.
|
||||
*/
|
||||
|
||||
#define HANDLE_SYSV_PRAGMA
|
||||
|
||||
/* Define the strings used for the special svr4 .type and .size directives.
|
||||
These strings generally do not vary from one system running svr4 to
|
||||
another, but if a given system (e.g. m88k running svr) needs to use
|
||||
@ -119,6 +192,18 @@ Boston, MA 02111-1307, USA. */
|
||||
|
||||
#define TYPE_ASM_OP ".type"
|
||||
#define SIZE_ASM_OP ".size"
|
||||
#define SET_ASM_OP ".set"
|
||||
|
||||
/* This is how we tell the assembler that a symbol is weak. */
|
||||
|
||||
#if 0 /* not ready for this yet - work in progress.
|
||||
* We should probably update gas in the FreeBSD source to something
|
||||
* more recent, so that this is recognised. Our LD handles it already.
|
||||
*/
|
||||
#define ASM_WEAKEN_LABEL(FILE,NAME) \
|
||||
do { fputs ("\t.weak\t", FILE); assemble_name (FILE, NAME); \
|
||||
fputc ('\n', FILE); } while (0)
|
||||
#endif
|
||||
|
||||
/* The following macro defines the format used to output the second
|
||||
operand of the .type assembler directive. Different svr4 assemblers
|
||||
@ -217,34 +302,3 @@ do { \
|
||||
putc ('\n', FILE); \
|
||||
} \
|
||||
} while (0)
|
||||
|
||||
#define ASM_SPEC " %| %{fpic:-k} %{fPIC:-k}"
|
||||
#define LINK_SPEC \
|
||||
"%{!nostdlib:%{!r*:%{!e*:-e start}}} -dc -dp %{static:-Bstatic} %{assert*}"
|
||||
|
||||
/* This is defined when gcc is compiled in the BSD-directory-tree, and must
|
||||
* make up for the gap to all the stuff done in the GNU-makefiles.
|
||||
*/
|
||||
|
||||
#ifdef FREEBSD_NATIVE
|
||||
|
||||
#define INCLUDE_DEFAULTS { \
|
||||
{ "/usr/include", 0 }, \
|
||||
{ "/usr/include/g++", 1 }, \
|
||||
{ 0, 0} \
|
||||
}
|
||||
|
||||
#undef MD_EXEC_PREFIX
|
||||
#define MD_EXEC_PREFIX "/usr/libexec/"
|
||||
|
||||
#undef STANDARD_STARTFILE_PREFIX
|
||||
#define STANDARD_STARTFILE_PREFIX "/usr/lib"
|
||||
|
||||
#if 0 /* This is very wrong!!! */
|
||||
#define DEFAULT_TARGET_MACHINE "i386-unknown-freebsd_1.0"
|
||||
#define GPLUSPLUS_INCLUDE_DIR "/usr/local/lib/gcc-lib/i386-unknown-freebsd_1.0/2.5.8/include"
|
||||
#define TOOL_INCLUDE_DIR "/usr/local/i386-unknown-freebsd_1.0/include"
|
||||
#define GCC_INCLUDE_DIR "/usr/local/lib/gcc-lib/i386-unknown-freebsd_1.0/2.5.8/include"
|
||||
#endif
|
||||
|
||||
#endif /* FREEBSD_NATIVE */
|
||||
|
@ -1460,7 +1460,8 @@ function_prologue (file, size)
|
||||
int limit;
|
||||
rtx xops[4];
|
||||
int pic_reg_used = flag_pic && (current_function_uses_pic_offset_table
|
||||
|| current_function_uses_const_pool);
|
||||
|| current_function_uses_const_pool
|
||||
|| profile_flag || profile_block_flag);
|
||||
|
||||
xops[0] = stack_pointer_rtx;
|
||||
xops[1] = frame_pointer_rtx;
|
||||
@ -1521,8 +1522,16 @@ simple_386_epilogue ()
|
||||
int nregs = 0;
|
||||
int reglimit = (frame_pointer_needed
|
||||
? FRAME_POINTER_REGNUM : STACK_POINTER_REGNUM);
|
||||
int pic_reg_used = flag_pic && (current_function_uses_pic_offset_table
|
||||
|| current_function_uses_const_pool);
|
||||
|
||||
#ifdef FUNCTION_PROFILER_EPILOGUE
|
||||
if (profile_flag)
|
||||
return 0;
|
||||
#endif
|
||||
|
||||
if (flag_pic && (current_function_uses_pic_offset_table
|
||||
|| current_function_uses_const_pool
|
||||
|| profile_flag || profile_block_flag))
|
||||
return 0;
|
||||
|
||||
#ifdef NON_SAVING_SETJMP
|
||||
if (NON_SAVING_SETJMP && current_function_calls_setjmp)
|
||||
@ -1533,8 +1542,7 @@ simple_386_epilogue ()
|
||||
return 0;
|
||||
|
||||
for (regno = reglimit - 1; regno >= 0; regno--)
|
||||
if ((regs_ever_live[regno] && ! call_used_regs[regno])
|
||||
|| (regno == PIC_OFFSET_TABLE_REGNUM && pic_reg_used))
|
||||
if (regs_ever_live[regno] && ! call_used_regs[regno])
|
||||
nregs++;
|
||||
|
||||
return nregs == 0 || ! frame_pointer_needed;
|
||||
@ -1557,6 +1565,11 @@ function_epilogue (file, size)
|
||||
int pic_reg_used = flag_pic && (current_function_uses_pic_offset_table
|
||||
|| current_function_uses_const_pool);
|
||||
|
||||
#ifdef FUNCTION_PROFILER_EPILOGUE
|
||||
if (profile_flag)
|
||||
FUNCTION_PROFILER_EPILOGUE (file);
|
||||
#endif
|
||||
|
||||
/* Compute the number of registers to pop */
|
||||
|
||||
limit = (frame_pointer_needed
|
||||
|
@ -1,3 +1,4 @@
|
||||
# Don't run fixproto
|
||||
STMP_FIXPROTO =
|
||||
CLIB=-lgnumalloc
|
||||
# Use only native include files
|
||||
USER_H =
|
||||
|
@ -23,6 +23,9 @@ Boston, MA 02111-1307, USA. */
|
||||
instead $xm_file should be CPU/xm-freebsd.h, which should include both
|
||||
CPU/xm-CPU.h and this file xm-freebsd.h. */
|
||||
|
||||
/* FreeBSD has putenv. */
|
||||
#define HAVE_PUTENV
|
||||
|
||||
/* FreeBSD has strerror. */
|
||||
#define HAVE_STRERROR
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user