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riscv-gcc-1
Commit c4bc5c25 by Rainer Orth Committed by Rainer Orth
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Remove obsolete OpenBSD/MIPS support 

	libgcc:
	* config.host (mips*-*-openbsd*): Remove.

	gcc:
	* config.gcc (mips*-*-openbsd*): Remove.
	* config/mips/openbsd.h: Remove.
	* config/mips/sdb.h: Remove.

	* config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
	* config/mips/mips.c (sdb_label_count): Remove.
	(mips_debugger_offset): Remove #if 0 code.
	(mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
	* config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.

	contrib:
	* config-list.mk (LIST): Remove mips-openbsd.

From-SVN: r185245
parent 344f61ae
Showing with 22 additions and 226 deletions
contrib/ChangeLog
2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config-list.mk (LIST): Remove mips-openbsd.
2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config-list.mk (LIST): Remove alpha-dec-osf5.1.
2012-03-02 Diego Novillo <dnovillo@google.com>
......
contrib/config-list.mk
......@@ -39,7 +39,7 @@ LIST = alpha-linux-gnu alpha-freebsd6 alpha-netbsd alpha-openbsd \
mips-sgi-irix6.5OPT-with-stabsOPT-enable-threads=posixOPT-enable-obsolete \
mips-netbsd \
mips64el-st-linux-gnu mips64octeon-linux mipsisa64r2-linux \
mipsisa32r2-linux-gnu mips-openbsd mipsisa64r2-sde-elf mipsisa32-elfoabi \
mipsisa32r2-linux-gnu mipsisa64r2-sde-elf mipsisa32-elfoabi \
mipsisa64-elfoabi mipsisa64r2el-elf mipsisa64sr71k-elf mipsisa64sb1-elf \
mipsel-elf mips64-elf mips64vr-elf mips64orion-elf mips-rtems \
mips-wrs-vxworks mipstx39-elf mmix-knuth-mmixware mn10300-elf moxie-elf \
......
gcc/ChangeLog
2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.gcc (mips*-*-openbsd*): Remove.
* config/mips/openbsd.h: Remove.
* config/mips/sdb.h: Remove.
* config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
* config/mips/mips.c (sdb_label_count): Remove.
(mips_debugger_offset): Remove #if 0 code.
(mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
* config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
binutils reference.
(Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
......
gcc/config.gcc
......@@ -254,7 +254,6 @@ case ${target} in
| arm*-*-uclinux* \
| arm*-wince-pe* \
| mips-sgi-irix6.5 \
| mips*-*-openbsd* \
| score-* \
| *-*-solaris2.8* \
)
......@@ -1747,17 +1746,6 @@ mips*-*-linux*) # Linux MIPS, either endian.
esac
test x$with_llsc != x || with_llsc=yes
;;
mips*-*-openbsd*)
tm_defines="${tm_defines} OBSD_HAS_DECLARE_FUNCTION_NAME OBSD_HAS_DECLARE_OBJECT OBSD_HAS_CORRECT_SPECS"
target_cpu_default="MASK_ABICALLS"
tm_file="mips/mips.h openbsd.h openbsd-stdint.h openbsd-libpthread.h mips/openbsd.h mips/sdb.h"
extra_options="${extra_options} openbsd.opt"
case ${target} in
mips*el-*-openbsd*)
tm_defines="${tm_defines} TARGET_ENDIAN_DEFAULT=0";;
*) tm_defines="${tm_defines} TARGET_ENDIAN_DEFAULT=MASK_BIG_ENDIAN";;
esac
;;
mips*-sde-elf*)
tm_file="elfos.h newlib-stdint.h ${tm_file} mips/elf.h mips/sde.h"
tmake_file="mips/t-sde"
......
gcc/config/mips/mips.c
......@@ -494,9 +494,6 @@ int num_source_filenames;
written anything yet. */
const char *current_function_file = "";
/* A label counter used by PUT_SDB_BLOCK_START and PUT_SDB_BLOCK_END. */
int sdb_label_count;
/* Arrays that map GCC register numbers to debugger register numbers. */
int mips_dbx_regno[FIRST_PSEUDO_REGISTER];
int mips_dwarf_regno[FIRST_PSEUDO_REGISTER];
......@@ -8114,13 +8111,6 @@ mips_debugger_offset (rtx addr, HOST_WIDE_INT offset)
offset += cfun->machine->frame.hard_frame_pointer_offset;
}
/* sdbout_parms does not want this to crash for unrecognized cases. */
#if 0
else if (reg != arg_pointer_rtx)
fatal_insn ("mips_debugger_offset called with non stack/frame/arg pointer",
addr);
#endif
return offset;
}
......@@ -10129,11 +10119,6 @@ mips_output_function_prologue (FILE *file, HOST_WIDE_INT size ATTRIBUTE_UNUSED)
{
const char *fnname;
#ifdef SDB_DEBUGGING_INFO
if (debug_info_level != DINFO_LEVEL_TERSE && write_symbols == SDB_DEBUG)
SDB_OUTPUT_SOURCE_LINE (file, DECL_SOURCE_LINE (current_function_decl));
#endif
/* In MIPS16 mode, we may need to generate a non-MIPS16 stub to handle
floating-point arguments. */
if (TARGET_MIPS16
......
gcc/config/mips/mips.h
......@@ -2551,10 +2551,6 @@ do \
} \
while (0)
/* Use .loc directives for SDB line numbers. */
#define SDB_OUTPUT_SOURCE_LINE(STREAM, LINE) \
fprintf (STREAM, "\t.loc\t%d %d\n", num_source_filenames, LINE)
/* The MIPS implementation uses some labels for its own purpose. The
following lists what labels are created, and are all formed by the
pattern $L[a-z].*. The machine independent portion of GCC creates
......
gcc/config/mips/openbsd.h deleted 100644 → 0
/* Configuration for a MIPS ABI32 OpenBSD target.
Copyright (C) 1999, 2003, 2004, 2007, 2008, 2009, 2010, 2011
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/>. */
/* Definitions needed for OpenBSD, to avoid picking mips 'defaults'. */
/* GAS must know this. */
#undef SUBTARGET_ASM_SPEC
#define SUBTARGET_ASM_SPEC "%{fPIC|fPIE:-KPIC}"
/* CPP specific OpenBSD specs. */
#undef SUBTARGET_CPP_SPEC
#define SUBTARGET_CPP_SPEC OBSD_CPP_SPEC
/* Needed for ELF (inspired by netbsd-elf). */
#undef LOCAL_LABEL_PREFIX
#define LOCAL_LABEL_PREFIX "."
/* The profiling lib spec here is not really correct but we leave
it as it is until we have some kind of profiling working. */
#define LIB_SPEC OBSD_LIB_SPEC
/* mips assembler uses .set for arcane purposes. __attribute__((alias))
and friends won't work until we get recent binutils with .weakext
support. */
#undef SET_ASM_OP
#define TARGET_OS_CPP_BUILTINS() \
do { \
builtin_define ("__unix__"); \
builtin_define ("__SYSTYPE_BSD__"); \
builtin_define ("__NO_LEADING_UNDERSCORES__"); \
builtin_define ("__GP_SUPPORT__"); \
builtin_define ("__OpenBSD__"); \
builtin_assert ("system=unix"); \
builtin_assert ("system=OpenBSD"); \
} while (0)
/* Layout of source language data types. */
/* This must agree with <machine/ansi.h>. */
#undef SIZE_TYPE
#define SIZE_TYPE "long unsigned int"
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "long int"
#undef WCHAR_TYPE
#define WCHAR_TYPE "int"
#undef WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE 32
#undef WINT_TYPE
#define WINT_TYPE "int"
/* Controlling the compilation driver. */
/* LINK_SPEC appropriate for OpenBSD: support for GCC options
-static, -assert, and -nostdlib. Dynamic loader control. */
#undef LINK_SPEC
#define LINK_SPEC \
"%{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} \
%{shared} \
%{!shared: -non_shared} \
-dynamic-linker /usr/libexec/ld.so \
%{!nostdlib:%{!r:%{!e*:-e __start}}} -dc -dp \
%{static:-Bstatic} %{!static:-Bdynamic} %{assert*}"
/* -G is incompatible with -KPIC which is the default, so only allow objects
in the small data section if the user explicitly asks for it. */
#undef MIPS_DEFAULT_GVALUE
#define MIPS_DEFAULT_GVALUE 0
/* Since gas and gld are standard on OpenBSD, we don't need these. */
#undef ASM_FINAL_SPEC
#undef STARTFILE_SPEC
/* Switch into a generic section. */
#undef TARGET_ASM_NAMED_SECTION
#define TARGET_ASM_NAMED_SECTION default_elf_asm_named_section
/* MIPS specific debugging info */
#define MIPS_DEBUGGING_INFO 1
gcc/config/mips/sdb.h deleted 100644 → 0
/* Generate SDB debugging info.
Copyright (C) 2003, 2004, 2007 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/>. */
/* Note that no configuration uses sdb as its preferred format. */
#define SDB_DEBUGGING_INFO 1
/* Forward references to tags are allowed. */
#define SDB_ALLOW_FORWARD_REFERENCES
/* Unknown tags are also allowed. */
#define SDB_ALLOW_UNKNOWN_REFERENCES
/* Block start/end next label #. */
extern int sdb_label_count;
/* Starting line of current function. */
extern int sdb_begin_function_line;
/* For block start and end, we create labels, so that
later we can figure out where the correct offset is.
The normal .ent/.end serve well enough for functions,
so those are just commented out. */
#define PUT_SDB_BLOCK_START(LINE) \
do { \
fprintf (asm_out_file, \
"%sLb%d:\n\t.begin\t%sLb%d\t%d\n", \
LOCAL_LABEL_PREFIX, \
sdb_label_count, \
LOCAL_LABEL_PREFIX, \
sdb_label_count, \
(LINE)); \
sdb_label_count++; \
} while (0)
#define PUT_SDB_BLOCK_END(LINE) \
do { \
fprintf (asm_out_file, \
"%sLe%d:\n\t.bend\t%sLe%d\t%d\n", \
LOCAL_LABEL_PREFIX, \
sdb_label_count, \
LOCAL_LABEL_PREFIX, \
sdb_label_count, \
(LINE)); \
sdb_label_count++; \
} while (0)
#define PUT_SDB_FUNCTION_START(LINE)
#define PUT_SDB_FUNCTION_END(LINE) \
do { \
SDB_OUTPUT_SOURCE_LINE (asm_out_file, LINE + sdb_begin_function_line); \
} while (0)
#define PUT_SDB_EPILOGUE_END(NAME)
/* We need to use .esize and .etype instead of .size and .type to
avoid conflicting with ELF directives. */
#undef PUT_SDB_SIZE
#define PUT_SDB_SIZE(a) \
do { \
fprintf (asm_out_file, "\t.esize\t" HOST_WIDE_INT_PRINT_DEC ";", \
(HOST_WIDE_INT) (a)); \
} while (0)
#undef PUT_SDB_TYPE
#define PUT_SDB_TYPE(a) \
do { \
fprintf (asm_out_file, "\t.etype\t0x%x;", (a)); \
} while (0)
gcc/config/mips/sde.h
/* Definitions of target machine for GNU compiler.
MIPS SDE version.
Copyright (C) 2003, 2004, 2007, 2008, 2009, 2010, 2011
Copyright (C) 2003, 2004, 2007, 2008, 2009, 2010, 2011, 2012
Free Software Foundation, Inc.
This file is part of GCC.
......@@ -67,9 +67,6 @@ along with GCC; see the file COPYING3. If not see
#undef DEFAULT_SIGNED_CHAR
#define DEFAULT_SIGNED_CHAR 0
/* SDE-MIPS won't ever support SDB debugging info. */
#undef SDB_DEBUGGING_INFO
/* Describe how we implement __builtin_eh_return. */
/* At the moment, nothing appears to use more than 2 EH data registers.
......
libgcc/ChangeLog
2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.host (mips*-*-openbsd*): Remove.
2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.host: Remove alpha*-dec-osf5.1* handling.
* config/alpha/gthr-posix.c: Remove.
* config/alpha/libgcc-osf5.ver: Remove.
......
libgcc/config.host
......@@ -743,8 +743,6 @@ mips*-*-linux*) # Linux MIPS, either endian.
tmake_file="${tmake_file} t-crtfm mips/t-mips16"
md_unwind_header=mips/linux-unwind.h
;;
mips*-*-openbsd*)
;;
mips*-sde-elf*)
tmake_file="$tmake_file mips/t-crtstuff mips/t-mips16"
case "${with_newlib}" in
......
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