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riscv-gcc-1
Commit 65be5cf0 by Mark Elbrecht Committed by Jeff Law
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configure.in (djgpp configuration): Define extra_objects.. 

        * configure.in (djgpp configuration): Define extra_objects..
        * configure: Rebuilt.
        * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
        (DTORS_SECTION_ASM_OP): Define.
        (INIT_SECTION_ASM_OP): Define.
        (FINI_SECTION_ASM_OP): Define.
        (DATA_SECTION_ASM_OP): Define.
        (TEXT_SECTION_ASM_OP): Define.
        (EH_FRAME_SECTION_ASM_OP): Define.
        (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
        (STARTFILE_SPEC): Add crtbegin.o.
        (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
        to here from LINK_COMMAND_SPEC.
        (DO_GLOBAL_CTORS_BODY): Define.
        (CRTSTUFF_USE_FINI_SECTION): Define
        (HAS_INIT_SECTION): Delete.

From-SVN: r29977
parent 0c273d11
Showing with 77 additions and 9 deletions
gcc/ChangeLog
1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
* configure.in (djgpp configuration): Define extra_objects..
* configure: Rebuilt.
* config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
(DTORS_SECTION_ASM_OP): Define.
(INIT_SECTION_ASM_OP): Define.
(FINI_SECTION_ASM_OP): Define.
(DATA_SECTION_ASM_OP): Define.
(TEXT_SECTION_ASM_OP): Define.
(EH_FRAME_SECTION_ASM_OP): Define.
(LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
(STARTFILE_SPEC): Add crtbegin.o.
(ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
to here from LINK_COMMAND_SPEC.
(DO_GLOBAL_CTORS_BODY): Define.
(CRTSTUFF_USE_FINI_SECTION): Define
(HAS_INIT_SECTION): Delete.
Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
* Makefile.in (all.cross): Depend on xcpp$(exeext).
......
gcc/config/i386/djgpp.h
......@@ -33,6 +33,14 @@ Boston, MA 02111-1307, USA. */
#include "i386/gas.h"
/* Define the name of the .text section. */
#undef TEXT_SECTION_ASM_OP
#define TEXT_SECTION_ASM_OP "\t.section .text"
/* Define the name of the .data section. */
#undef DATA_SECTION_ASM_OP
#define DATA_SECTION_ASM_OP "\t.section .data"
/* If defined, a C expression whose value is a string containing the
assembler operation to identify the following data as
uninitialized global data. If not defined, and neither
......@@ -41,12 +49,31 @@ Boston, MA 02111-1307, USA. */
`-fno-common' is passed, otherwise `ASM_OUTPUT_COMMON' will be
used. */
#undef BSS_SECTION_ASM_OP
#define BSS_SECTION_ASM_OP "\t.section\t.bss"
#define BSS_SECTION_ASM_OP "\t.section .bss"
/* Define the name of the .ctor section. */
#undef CTORS_SECTION_ASM_OP
#define CTORS_SECTION_ASM_OP "\t.section .ctor"
/* Define the name of the .data section. */
#undef DTORS_SECTION_ASM_OP
#define DTORS_SECTION_ASM_OP "\t.section .dtor"
/* Enable alias attribute support. */
#ifndef SET_ASM_OP
#undef SET_ASM_OP
#define SET_ASM_OP "\t.set"
#endif
/* Define the name of the .init section. */
#undef INIT_SECTION_ASM_OP
#define INIT_SECTION_ASM_OP "\t.section .init"
/* Define the name of the .fini section. */
#undef FINI_SECTION_ASM_OP
#define FINI_SECTION_ASM_OP "\t.section .fini"
/* Define the name of the .eh_frame section. */
#undef EH_FRAME_SECTION_ASM_OP
#define EH_FRAME_SECTION_ASM_OP "\t.section .eh_frame"
/* Search for as.exe and ld.exe in DJGPP's binary directory. */
#define MD_EXEC_PREFIX "$DJDIR/bin/"
......@@ -62,7 +89,7 @@ Boston, MA 02111-1307, USA. */
#define CPP_PREDEFINES "-Dunix -Di386 -DGO32 -DDJGPP=2 -DMSDOS \
-Asystem(unix) -Asystem(msdos) -Acpu(i386) -Amachine(i386)"
/* We need to override link_command_spec in gcc.c so support -Tdjgpp.djl.
/* We need to override link_command_spec in gcc.c to call stubify.exe.
This cannot be done in LINK_SPECS as that LINK_SPECS is processed
before library search directories are known by the linker.
This avoids problems when specs file is not available. An alternate way,
......@@ -78,7 +105,7 @@ Boston, MA 02111-1307, USA. */
\t%{static:} %{L*} %D %o\
\t%{!nostdlib:%{!nodefaultlibs:%G %L %G}}\
\t%{!A:%{!nostdlib:%{!nostartfiles:%E}}}\
\t-Tdjgpp.djl %{T*}}}}}}}\n\
\t%{T*}}}}}}}\n\
%{!c:%{!M:%{!MM:%{!E:%{!S:stubify %{v} %{o*:%*} %{!o*:a.out} }}}}}"
/* Always just link in 'libc.a'. */
......@@ -87,7 +114,14 @@ Boston, MA 02111-1307, USA. */
/* Pick the right startup code depending on the -pg flag. */
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "%{pg:gcrt0.o%s}%{!pg:crt0.o%s}"
#define STARTFILE_SPEC "%{pg:gcrt0.o%s}%{!pg:crt0.o%s} crtbegin.o%s"
/* Link in crtbegin.o and crtend.o for calling functions with the
constructor and destructor attribute. Put the call to the
linker script here, and in front of crtend.o, or else the
resulting .exe won't have any symbols. */
#undef ENDFILE_SPEC
#define ENDFILE_SPEC "-Tdjgpp.djl crtend.o%s"
/* Make sure that gcc will not look for .h files in /usr/local/include
unless user explicitly requests it. */
......@@ -101,6 +135,7 @@ Boston, MA 02111-1307, USA. */
CTOR_SECTION_FUNCTION \
DTOR_SECTION_FUNCTION
#undef CTOR_SECTION_FUCTION
#define CTOR_SECTION_FUNCTION \
void \
ctor_section () \
......@@ -112,6 +147,7 @@ ctor_section () \
} \
}
#undef DTOR_SECTION_FUNCTION
#define DTOR_SECTION_FUNCTION \
void \
dtor_section () \
......@@ -123,6 +159,7 @@ dtor_section () \
} \
}
#undef ASM_OUTPUT_CONSTRUCTOR
#define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME) \
do { \
ctor_section (); \
......@@ -132,11 +169,13 @@ dtor_section () \
} while (0)
/* Allow (eg) __attribute__((section "locked")) to work */
#undef ASM_OUTPUT_SECTION_NAME
#define ASM_OUTPUT_SECTION_NAME(FILE, DECL, NAME, RELOC)\
do { \
fprintf (FILE, "\t.section %s\n", NAME); \
} while (0)
#undef ASM_OUTPUT_DESTRUCTOR
#define ASM_OUTPUT_DESTRUCTOR(FILE,NAME) \
do { \
dtor_section (); \
......@@ -167,6 +206,15 @@ dtor_section () \
#define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \
asm_output_aligned_bss ((FILE), (DECL), (NAME), (SIZE), (ALIGN))
/* djgpp automatically calls its own version of __main, so don't define one
in libgcc, nor call one in main(). */
#define HAS_INIT_SECTION
/* Define how DJGPP calls function pointers in the .ctor section. */
#undef DO_GLOBAL_CTORS_BODY
#define DO_GLOBAL_CTORS_BODY \
do { \
func_ptr *p; \
for (p = __CTOR_LIST__ + 1; *p ; p++) \
(*p) (); \
} while (0)
/* Use the .fini section for destructors. */
#define CRTSTUFF_USE_FINI_SECTION
gcc/configure.in
......@@ -1406,6 +1406,7 @@ changequote([,])dnl
gnu_ld=yes
gas=yes
exeext=.exe
extra_parts="crtbegin.o crtend.o"
case $host in *pc-msdosdjgpp*)
target_alias=djgpp
;;
......
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