Check in ARCompact simulator. A valid configuration is arc-elf.arc-sim-20090309

This is not quite finished and has most likely a few files that are
obsolete & not used, but it's good enough to run gcc regression tests.

4 files changed, 451 insertions, 0 deletions

diff --git a/MANIFEST b/MANIFEST
new file mode 100644
index 000000000..1e876de3b
--- /dev/null
+++ b/MANIFEST
@@ -0,0 +1,249 @@
+By codito
+ added files:
+  gas/testsuite/gas/arc/general_a700.d
+  gas/testsuite/gas/arc/dsp1.d
+  gas/testsuite/gas/arc/general_a700.s
+  gas/testsuite/gas/arc/dsp1.s
+  gas/testsuite/gas/arc/ld_arc700.s
+  gas/testsuite/gas/arc/sub_s.d
+  gas/testsuite/gas/arc/lsl_s.d
+  gas/testsuite/gas/arc/gen_simd.d
+  gas/testsuite/gas/arc/sub_s.s
+  gas/testsuite/gas/arc/lsl_s.s
+  gas/testsuite/gas/arc/prefetch.d
+  gas/testsuite/gas/arc/gen_simd.s
+  gas/testsuite/gas/arc/reloctest.d
+  gas/testsuite/gas/arc/arc700.exp
+  gas/testsuite/gas/arc/dsp2.d
+  gas/testsuite/gas/arc/prefetch.s
+  gas/testsuite/gas/arc/reloctest.s
+  gas/testsuite/gas/arc/dsp2.s
+  gas/testsuite/gas/arc/mpy_a700.d
+  gas/testsuite/gas/arc/ex_arc700.s
+  gas/testsuite/gas/arc/mpy_a700.s
+  gas/config/extlib
+  gas/config/extlib/configure
+  gas/config/extlib/Makefile.in
+  gas/config/extlib/arcsimd.s
+  gas/config/extlib/configure.in
+  gas/config/extlib/arcextlib.s
+  include/elf/ChangeLog.codito
+  libgloss/arc/syscall.h (delivered as linux/include/asm-arcnommu/unistd.h)
+  ld/emultempl/arclinux.em
+  ld/configdoc.texi
+  ld/scripttempl/elfarc.sc
+  ld/scripttempl/arclinux.sc
+  ld/emulparams/arclinux.sh
+  md5.sum
+  opcodes/ChangeLog.codito
+  opcodes/arcompact-dis.c
+ changed files:
+  bfd/archures.c (merged)
+  bfd/bfd-in2.h (merged/regenerated)
+  bfd/config.bfd
+  bfd/configure.in
+  bfd/cpu-arc.c (merged)
+  bfd/elf32-arc.c
+  bfd/reloc.c
+  bfd/cpu-arc.c
+  Makefile.in
+  gas/configure.tgt (patch was originally in configure.in)
+  gas/doc/c-arc.texi
+  gas/doc/as.texinfo
+  gas/configure.in
+  gas/testsuite/gas/arc/swi.d
+  gas/testsuite/gas/arc/sbc.d
+  gas/testsuite/gas/arc/sleep.d
+  gas/testsuite/gas/arc/brk.d
+  gas/testsuite/gas/arc/swi.s
+  gas/testsuite/gas/arc/rrc.d
+  gas/testsuite/gas/arc/bic.d
+  gas/testsuite/gas/arc/extb.d
+  gas/testsuite/gas/arc/arc.exp
+  gas/testsuite/gas/arc/asl.d
+  gas/testsuite/gas/arc/asr.d
+  gas/testsuite/gas/arc/sexw.d
+  gas/testsuite/gas/arc/adc.d
+  gas/testsuite/gas/arc/lsr.d
+  gas/testsuite/gas/arc/mov.d
+  gas/testsuite/gas/arc/ror.d
+  gas/testsuite/gas/arc/and.d
+  gas/testsuite/gas/arc/xor.d
+  gas/testsuite/gas/arc/rlc.d
+  gas/testsuite/gas/arc/or.d
+  gas/testsuite/gas/arc/sexb.d
+  gas/testsuite/gas/arc/jl.d
+  gas/testsuite/gas/arc/extw.d
+  gas/testsuite/gas/arc/add.d
+  gas/testsuite/gas/arc/sub.d
+  gas/struc-symbol.h
+  gas/config/tc-arc.c
+  gas/config/tc-arc.h
+  gas/Makefile.am
+  include/dis-asm.h
+  include/elf/arc.h
+  include/elf/common.h (adapted)
+  include/opcode/arc.h
+  ld/configure.in
+  ld/emulparams/arcelf.sh
+  ld/configure.tgt
+  ld/Makefile.am
+  binutils/configure.in
+  binutils/testsuite/binutils-all/objdump.exp
+  binutils/readelf.c
+  opcodes/configure.in
+  opcodes/arc-dis.c
+  opcodes/arc-dis.h
+  opcodes/arc-opc.c
+  opcodes/Makefile.am
+  opcodes/arc-ext.c
+  opcodes/arc-ext.h
+  gdb/doc/Makefile.in
+  gdb/doc/gdb.texinfo
+  gdb/remote.c
+  gdb/testsuite/gdb.base/float.exp
+  gdb/testsuite/lib/gdbserver-support.exp
+  gdb/testsuite/gdb.asm/asm-source.exp
+  gdb/dwarf2read.c
+  gdb/dwarf2-frame.c
+  gdb/configure.tgt
+  gdb/version.in
+  gdb/gdbserver/Makefile.in
+  gdb/gdbserver/configure.srv
+  gdb/gdbserver/proc-service.c
+  gdb/gdbserver/remote-utils.c
+  gdb/Makefile.in
+
+By ARC employees:
+ added files:
+  cgen/cpu/ARCompact.cpu
+  cgen/cpu/arc.opc
+  cgen/cpu/arc.cpu
+  cpu/arc.opc
+  cpu/sh-sim.cpu
+  cpu/arc.cpu
+  cpu/ARCompact.cpu
+  gas/ChangeLog.ARC
+  gdb/config/arc/arc.mt
+  include/gdb/target-io/arc.h
+  ld/ChangeLog.ARC
+  opcodes/arc-opc.h
+  opcodes/arc-opinst.c
+  opcodes/arc-desc.c
+  opcodes/arc-desc.h
+  opcodes/arc-ibld.c
+  opcodes/arc-asm.c
+  sim/arc/ChangeLog
+  sim/arc/configure.ac
+  sim/arc/mloop5.in
+  sim/arc/mloop6.in
+  sim/arc/mloop7.in
+  sim/arc/arc-sim.h
+  sim/arc/Makefile.in
+  sim/arc/tconfig.in
+  sim/arc/sim-main.h
+  sim/arc/devices.c
+  sim/arc/sim-if.c
+  sim/arc/arc5.c
+  sim/arc/arc6.c
+  sim/arc/arc7.c
+  sim/arc/config.in
+  sim/arc/configure
+  sim/arc/arch.h
+  sim/arc/arch.c
+  sim/arc/decode5.h
+  sim/arc/decode6.h
+  sim/arc/decode7.h
+  sim/arc/decode5.c
+  sim/arc/decode6.c
+  sim/arc/decode7.c
+  sim/arc/sem5-switch.c
+  sim/arc/sem6-switch.c
+  sim/arc/sem7-switch.c
+  sim/arc/sem5.c
+  sim/arc/sem6.c
+  sim/arc/sem7.c
+  sim/arc/cpu5.h
+  sim/arc/cpu6.h
+  sim/arc/cpu7.h
+  sim/arc/cpuall.h
+  sim/arc/cpu5.c
+  sim/arc/cpu6.c
+  sim/arc/cpu7.c
+  sim/arc/model5.c
+  sim/arc/model6.c
+  sim/arc/model7.c
+  sim/arc/traps.c
+  sim/common/ChangeLog.ARC
+  newlib/ChangeLog.ARC
+  newlib/libc/sys/arc/sys/fcntl.h
+ replaced files:
+  opcodes/arc-dis.c
+  opcodes/arc-opc.c
+ changed files:
+  bfd/configure
+  bfd/elf32-arc.c
+  bfd/libbfd.h
+  bfd/bfd-in2.h
+  cgen/ChangeLog
+  cgen/read.scm
+  cgen/sim-cpu.scm
+  cgen/utils-sim.scm
+  cgen/cpu/ip2k.opc
+  cgen/cpu/sparc.opc
+  cgen/cpu/xc16x.opc
+  cgen/cpu/fr30.opc
+  cgen/cpu/mep.opc
+  cgen/cpu/m32r.opc
+  cgen/cpu/i960.opc
+  cgen/cpu/sh.opc
+  cgen/cpu/iq2000.opc
+  cgen/cpu/openrisc.opc
+  cgen/cpu/xstormy16.opc
+  cgen/opc-itab.scm
+  cpu/ChangeLog
+  gas/config/tc-arc.c
+  gas/config/tc-arc.h
+  gas/configure
+  gas/Makefile.in
+  gas/doc/c-arc.texi
+  gas/as.c
+  gas/symbols.c
+  gas/symbols.h
+  gdb/ChangeLog
+  gdb/configure.tgt
+  include/ChangeLog
+  include/dis-asm.h
+  include/gdb/callback.h
+  include/gdb/ChangeLog
+  include/opcode/arc.h
+  include/opcode/cgen.h
+  ld/ChangeLog
+  ld/scripttempl/arclinux.sc
+  ld/scripttempl/elfarc.sc
+  ld/emulparams/arclinux.sh
+  ld/Makefile.am
+  ld/Makefile.in
+  libgloss/ChangeLog
+  opcodes/arc-dis.h
+  opcodes/arc-dis.c
+  opcodes/arc-ext.h
+  opcodes/arc-ext.c
+  opcodes/arc-opc.c
+  opcodes/ChangeLog
+  opcodes/configure
+  opcodes/configure.in
+  opcodes/Makefile.am
+  opcodes/Makefile.in
+  opcodes/cgen-dis.c
+  sim/ChangeLog
+  sim/configure.ac
+  sim/configure
+  sim/common/callback.c
+  sim/common/cgen-trace.c
+  sim/common/ChangeLog
+  sim/common/gennltvals.sh
+  sim/common/gentvals.sh
+  sim/common/nltvals.def
+  sim/common/sim-utils.c
+  sim/common/syscall.c
diff --git a/include/elf/ChangeLog.codito b/include/elf/ChangeLog.codito
new file mode 100644
index 000000000..d30c7c44a
--- /dev/null
+++ b/include/elf/ChangeLog.codito
@@ -0,0 +1,8 @@
+2005-05-15  Ramana Radhakrishnan  <ramana@codito.com>
+
+	* arc.h: Merge new ELF relocs.
+
+2005-05-12  Ramana Radhakrishnan  <ramana@codito.com>
+
+	* dwarf2.h: Add Metaware specific CFA info. 
+
diff --git a/newlib/ChangeLog.ARC b/newlib/ChangeLog.ARC
new file mode 100644
index 000000000..f6ab32a80
--- /dev/null
+++ b/newlib/ChangeLog.ARC
@@ -0,0 +1,3 @@
+2007-09-17  J"orn Rennecke  <joern.rennecke@arc.com>
+
+	* libc/sys/arc/sys/fcntl.h: New file.
diff --git a/newlib/libc/sys/arc/sys/fcntl.h b/newlib/libc/sys/arc/sys/fcntl.h
new file mode 100644
index 000000000..d65501774
--- /dev/null
+++ b/newlib/libc/sys/arc/sys/fcntl.h
@@ -0,0 +1,191 @@
+/* sys/fcntl.h for arc */
+
+/* This is basically the same as the default version, except that some of
+   the _F* values are different for compatibility with linux/uclibc .  */
+
+#ifndef	_FCNTL_
+#ifdef __cplusplus
+extern "C" {
+#endif
+#define	_FCNTL_
+#include <_ansi.h>
+#define	_FOPEN		(-1)	/* from sys/file.h, kernel use only */
+#define	_FREAD		0x0001	/* read enabled */
+#define	_FWRITE		0x0002	/* write enabled */
+/* The following nine values have been changed for uclibc compatibility.  */
+#define	_FAPPEND	0x0400	/* append (writes guaranteed at the end) */
+#define	_FASYNC		0x2000	/* signal pgrp when data ready */
+#define	_FCREAT		0x0040	/* open with file create */
+#define	_FTRUNC		0x0200	/* open with truncation */
+#define	_FEXCL		0x0080	/* error on open if file exists */
+#define	_FSYNC		0x1000	/* do all writes synchronously */
+#define	_FNONBLOCK	0x0800	/* non blocking I/O (POSIX style) */
+#define	_FNDELAY	_FNONBLOCK	/* non blocking I/O (4.2 style) */
+#define	_FNOCTTY	0x0100	/* don't assign a ctty on this open */
+/* The following five values have no uclibc equivalent; the last three of
+   these had to have their values changed to avoid collisions with the
+   above values, though.  */
+#define	_FMARK		0x0010	/* internal; mark during gc() */
+#define	_FDEFER		0x0020	/* internal; defer for next gc pass */
+#define	_FSHLOCK	0x4000	/* BSD flock() shared lock present */
+#define	_FEXLOCK	0x8000	/* BSD flock() exclusive lock present */
+#define	_FNBIO		0x0008	/* non blocking I/O (sys5 style) */
+
+#define	O_ACCMODE	(O_RDONLY|O_WRONLY|O_RDWR)
+
+/*
+ * Flag values for open(2) and fcntl(2)
+ * The kernel adds 1 to the open modes to turn it into some
+ * combination of FREAD and FWRITE.
+ */
+#define	O_RDONLY	0		/* +1 == FREAD */
+#define	O_WRONLY	1		/* +1 == FWRITE */
+#define	O_RDWR		2		/* +1 == FREAD|FWRITE */
+#define	O_APPEND	_FAPPEND
+#define	O_CREAT		_FCREAT
+#define	O_TRUNC		_FTRUNC
+#define	O_EXCL		_FEXCL
+#define O_SYNC		_FSYNC
+/*	O_NDELAY	_FNDELAY 	set in include/fcntl.h */
+/*	O_NDELAY	_FNBIO 		set in include/fcntl.h */
+#define	O_NONBLOCK	_FNONBLOCK
+#define	O_NOCTTY	_FNOCTTY
+/* For machines which care - */
+#if defined (_WIN32) || defined (__CYGWIN__)
+#define _FBINARY        0x10000
+#define _FTEXT          0x20000
+#define _FNOINHERIT	0x40000
+
+#define O_BINARY	_FBINARY
+#define O_TEXT		_FTEXT
+#define O_NOINHERIT	_FNOINHERIT
+
+/* The windows header files define versions with a leading underscore.  */
+#define _O_RDONLY	O_RDONLY
+#define _O_WRONLY	O_WRONLY
+#define _O_RDWR		O_RDWR
+#define _O_APPEND	O_APPEND
+#define _O_CREAT	O_CREAT
+#define _O_TRUNC	O_TRUNC
+#define _O_EXCL		O_EXCL
+#define _O_TEXT		O_TEXT
+#define _O_BINARY	O_BINARY
+#define _O_RAW		O_BINARY
+#define _O_NOINHERIT	O_NOINHERIT
+#endif
+
+#ifndef	_POSIX_SOURCE
+
+/*
+ * Flags that work for fcntl(fd, F_SETFL, FXXXX)
+ */
+#define	FAPPEND		_FAPPEND
+#define	FSYNC		_FSYNC
+#define	FASYNC		_FASYNC
+#define	FNBIO		_FNBIO
+#define	FNONBIO		_FNONBLOCK	/* XXX fix to be NONBLOCK everywhere */
+#define	FNDELAY		_FNDELAY
+
+/*
+ * Flags that are disallowed for fcntl's (FCNTLCANT);
+ * used for opens, internal state, or locking.
+ */
+#define	FREAD		_FREAD
+#define	FWRITE		_FWRITE
+#define	FMARK		_FMARK
+#define	FDEFER		_FDEFER
+#define	FSHLOCK		_FSHLOCK
+#define	FEXLOCK		_FEXLOCK
+
+/*
+ * The rest of the flags, used only for opens
+ */
+#define	FOPEN		_FOPEN
+#define	FCREAT		_FCREAT
+#define	FTRUNC		_FTRUNC
+#define	FEXCL		_FEXCL
+#define	FNOCTTY		_FNOCTTY
+
+#endif	/* !_POSIX_SOURCE */
+
+/* XXX close on exec request; must match UF_EXCLOSE in user.h */
+#define	FD_CLOEXEC	1	/* posix */
+
+/* fcntl(2) requests */
+#define	F_DUPFD		0	/* Duplicate fildes */
+#define	F_GETFD		1	/* Get fildes flags (close on exec) */
+#define	F_SETFD		2	/* Set fildes flags (close on exec) */
+#define	F_GETFL		3	/* Get file flags */
+#define	F_SETFL		4	/* Set file flags */
+#ifndef	_POSIX_SOURCE
+#define	F_GETOWN 	5	/* Get owner - for ASYNC */
+#define	F_SETOWN 	6	/* Set owner - for ASYNC */
+#endif	/* !_POSIX_SOURCE */
+#define	F_GETLK  	7	/* Get record-locking information */
+#define	F_SETLK  	8	/* Set or Clear a record-lock (Non-Blocking) */
+#define	F_SETLKW 	9	/* Set or Clear a record-lock (Blocking) */
+#ifndef	_POSIX_SOURCE
+#define	F_RGETLK 	10	/* Test a remote lock to see if it is blocked */
+#define	F_RSETLK 	11	/* Set or unlock a remote lock */
+#define	F_CNVT 		12	/* Convert a fhandle to an open fd */
+#define	F_RSETLKW 	13	/* Set or Clear remote record-lock(Blocking) */
+#endif	/* !_POSIX_SOURCE */
+
+/* fcntl(2) flags (l_type field of flock structure) */
+#define	F_RDLCK		1	/* read lock */
+#define	F_WRLCK		2	/* write lock */
+#define	F_UNLCK		3	/* remove lock(s) */
+#ifndef	_POSIX_SOURCE
+#define	F_UNLKSYS	4	/* remove remote locks for a given system */
+#endif	/* !_POSIX_SOURCE */
+
+/*#include <sys/stdtypes.h>*/
+
+#ifndef __CYGWIN__
+/* file segment locking set data type - information passed to system by user */
+struct flock {
+	short	l_type;		/* F_RDLCK, F_WRLCK, or F_UNLCK */
+	short	l_whence;	/* flag to choose starting offset */
+	long	l_start;	/* relative offset, in bytes */
+	long	l_len;		/* length, in bytes; 0 means lock to EOF */
+	short	l_pid;		/* returned with F_GETLK */
+	short	l_xxx;		/* reserved for future use */
+};
+#endif /* __CYGWIN__ */
+
+#ifndef	_POSIX_SOURCE
+/* extended file segment locking set data type */
+struct eflock {
+	short	l_type;		/* F_RDLCK, F_WRLCK, or F_UNLCK */
+	short	l_whence;	/* flag to choose starting offset */
+	long	l_start;	/* relative offset, in bytes */
+	long	l_len;		/* length, in bytes; 0 means lock to EOF */
+	short	l_pid;		/* returned with F_GETLK */
+	short	l_xxx;		/* reserved for future use */
+	long	l_rpid;		/* Remote process id wanting this lock */
+	long	l_rsys;		/* Remote system id wanting this lock */
+};
+#endif	/* !_POSIX_SOURCE */
+
+
+#include <sys/types.h>
+#include <sys/stat.h>		/* sigh. for the mode bits for open/creat */
+
+extern int open _PARAMS ((const char *, int, ...));
+extern int creat _PARAMS ((const char *, mode_t));
+extern int fcntl _PARAMS ((int, int, ...));
+
+/* Provide _<systemcall> prototypes for functions provided by some versions
+   of newlib.  */
+#ifdef _COMPILING_NEWLIB
+extern int _open _PARAMS ((const char *, int, ...));
+extern int _fcntl _PARAMS ((int, int, ...));
+#ifdef __LARGE64_FILES
+extern int _open64 _PARAMS ((const char *, int, ...));
+#endif
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+#endif	/* !_FCNTL_ */