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riscv-gcc-1
Commit 6e4e5f1b by Stan Cox
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(ENDFILE_SPEC, LIB_SPEC) Fix crtbegin and crtend 

From-SVN: r9539
parent 50dc89b5
Showing with 55 additions and 24 deletions
gcc/config/m88k/dgux.h
/* Definitions of target machine for GNU compiler.
Motorola m88100 running DG/UX.
Copyright (C) 1988, 1989, 1990, 1991 Free Software Foundation, Inc.
Copyright (C) 1988, 92, 93, 94, 1995 Free Software Foundation, Inc.
Contributed by Michael Tiemann (tiemann@mcc.com)
Enhanced by Michael Meissner (meissner@osf.org)
Version 2 port by Tom Wood (twood@pets.sps.mot.com)
Currently maintained by (gcc@dg-rtp.dg.com)
This file is part of GNU CC.
......@@ -31,7 +29,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
(TARGET_SVR4 ? DWARF_DEBUG : SDB_DEBUG)
#ifndef VERSION_INFO2
#define VERSION_INFO2 "$Revision: 1.15 $"
#define VERSION_INFO2 "$Revision: 1.16 $"
#endif
#ifndef NO_BUGS
#define AS_BUG_IMMEDIATE_LABEL
......@@ -114,8 +112,10 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
and last objects are crtbegin.o (or bcscrtbegin.o) and crtend.o.
When the -G link option is used (-shared and -symbolic) a final
link is not being done. */
#undef ENDFILE_SPEC
#define ENDFILE_SPEC "crtend.o%s"
#undef LIB_SPEC
#define LIB_SPEC "%{!msvr3:%{!shared:-lstaticdgc}} %{!shared:%{!symbolic:-lc}} crtend.o%s"
#define LIB_SPEC "%{!msvr3:%{!shared:-lstaticdgc}} %{!shared:%{!symbolic:-lc}}"
#undef LINK_SPEC
#define LINK_SPEC "%{z*} %{h*} %{V} %{v:%{!V:-V}} \
%{static:-dn -Bstatic} \
......@@ -176,30 +176,39 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Override svr4.h and m88k.h except when compiling crtstuff.c. These must
be constant strings when compiling crtstuff.c. Otherwise, respect the
-mversion-STRING option used. */
#undef INIT_SECTION_PREAMBLE
#undef INIT_SECTION_ASM_OP
#undef FINI_SECTION_ASM_OP
#undef CTORS_SECTION_ASM_OP
#undef DTORS_SECTION_ASM_OP
#if !defined (CRT_BEGIN) && !defined (CRT_END)
#if defined (CRT_BEGIN) || defined (CRT_END) || defined (L__main)
/* routines to invoke global constructors and destructors are always COFF
to enable linking mixed COFF and ELF objects */
#define FINI_SECTION_ASM_OP ("section .fini,\"x\"")
#ifndef BCS
#define INIT_SECTION_PREAMBLE asm ("\taddu\tr31,r31,0x20")
#endif
#undef INIT_SECTION_ASM_OP
#define INIT_SECTION_ASM_OP (TARGET_SVR4 \
? "section\t .init,\"xa\"" \
: "section\t .init,\"x\"")
#define INIT_SECTION_ASM_OP ("section\t .init,\"x\"")
#undef CTORS_SECTION_ASM_OP
#define CTORS_SECTION_ASM_OP (TARGET_SVR4 \
? "section\t .ctors,\"aw\"" \
: "section\t .ctors,\"d\"")
#define CTORS_SECTION_ASM_OP ("section\t .ctors,\"d\"")
#undef DTORS_SECTION_ASM_OP
#define DTORS_SECTION_ASM_OP (TARGET_SVR4 \
? "section\t .dtors,\"aw\"" \
: "section\t .dtors,\"d\"")
#define DTORS_SECTION_ASM_OP ("section\t .dtors,\"d\"")
#undef OBJECT_FORMAT_ELF
#else
/* These must be constant strings for crtstuff.c. */
#define INIT_SECTION_ASM_OP "section\t .init,\"x\""
#define FINI_SECTION_ASM_OP "section\t .fini,\"x\""
#define CTORS_SECTION_ASM_OP "section\t .ctors,\"d\""
#define DTORS_SECTION_ASM_OP "section\t .dtors,\"d\""
#undef INIT_SECTION_ASM_OP
#define INIT_SECTION_ASM_OP (TARGET_SVR4 \
? "section\t .init,\"xa\"" \
: "section\t .init,\"x\"")
#undef CTORS_SECTION_ASM_OP
#define CTORS_SECTION_ASM_OP (TARGET_SVR4 \
? "section\t .ctors,\"aw\"" \
: "section\t .ctors,\"d\"")
#undef DTORS_SECTION_ASM_OP
#define DTORS_SECTION_ASM_OP (TARGET_SVR4 \
? "section\t .dtors,\"aw\"" \
: "section\t .dtors,\"d\"")
#endif /* crtstuff.c */
/* The lists of global object constructors and global destructors are always
......@@ -211,10 +220,19 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
entries. */
/* Mark the end of the .ctors/.dtors sections with a -1. */
#define CTOR_LIST_BEGIN \
asm (CTORS_SECTION_ASM_OP); \
func_ptr __CTOR_LIST__[1] = { (func_ptr) (-1) }
#define CTOR_LIST_END \
asm (CTORS_SECTION_ASM_OP); \
func_ptr __CTOR_END__[1] = { (func_ptr) (-1) }
#define DTOR_LIST_BEGIN \
asm (DTORS_SECTION_ASM_OP); \
func_ptr __DTOR_LIST__[1] = { (func_ptr) (-1) }
#define DTOR_LIST_END \
asm (DTORS_SECTION_ASM_OP); \
func_ptr __DTOR_END__[1] = { (func_ptr) (-1) }
......@@ -238,3 +256,18 @@ func_ptr __DTOR_END__[1] = { (func_ptr) (-1) }
if (((int *)__DTOR_LIST__)[i] != 0) \
__DTOR_LIST__[i] (); \
} while (0)
/* The maximum alignment which the object file format can support.
page alignment would seem to be enough */
#undef MAX_OFILE_ALIGNMENT
#define MAX_OFILE_ALIGNMENT 0x1000
/* Must use data section for relocatable constants when pic. */
#undef SELECT_RTX_SECTION
#define SELECT_RTX_SECTION(MODE,RTX) \
{ \
if (flag_pic && symbolic_operand (RTX)) \
data_section (); \
else \
const_section (); \
}
gcc/config/m88k/dguxbcs.h
/* Definitions of target machine for GNU compiler.
Motorola m88100 running DG/UX.
Copyright (C) 1988, 1989, 1990, 1991 Free Software Foundation, Inc.
Copyright (C) 1988, 89, 90, 91, 93, 94, 1995 Free Software Foundation, Inc.
Contributed by Michael Tiemann (tiemann@mcc.com)
Enhanced by Michael Meissner (meissner@osf.org)
Version 2 port by Tom Wood (twood@pets.sps.mot.com)
Currently maintained by (gcc@dg-rtp.dg.com)
This file is part of GNU CC.
......@@ -61,7 +59,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Linker and library spec's.
-msvr3 is the default if -msvr4 is not specified. */
#undef LIB_SPEC
#define LIB_SPEC "%{msvr4:%{!shared:-lstaticdgc}} %{!shared:%{!symbolic:-lc}} crtend.o%s"
#define LIB_SPEC "%{msvr4:%{!shared:-lstaticdgc}} %{!shared:%{!symbolic:-lc}}"
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "%{!shared:%{!symbolic:%{pg:gcrt0.o%s} \
%{!pg:%{p:/lib/mcrt0.o}%{!p:/lib/crt0.o}} \
......
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