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authorwalt <walt@138bc75d-0d04-0410-961f-82ee72b054a4>2012-02-14 10:02:21 +0000
committerwalt <walt@138bc75d-0d04-0410-961f-82ee72b054a4>2012-02-14 10:02:21 +0000
commit7ce78e23cfb1254af0750dbb9393e1b191da3244 (patch)
tree2ebff3fcffa7603a372455fbc14c68ad06466730 /libgomp/config
parent0f3250cd2d9c5a8ac91a36fb942056f82c5c963a (diff)
Add ports for TILE-Gx and TILEPro.
. * MAINTAINERS (tilegx port): Add myself. (tilepro port): Add myself. contrib * config-list.mk (LIST): Add tilegx-linux-gnu and tilepro-linux-gnu. * gcc_update (gcc/config/tilegx/mul-tables.c): New dependencies. (gcc/config/tilepro/mul-tables.c): New dependencies. gcc * config.gcc: Handle tilegx and tilepro. * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for tilegx and tilepro. Add HAVE_AS_TLS check for tilegx and tilepro. * configure: Regenerate. * doc/contrib.texi: Add Mat Hostetter and self. * doc/extend.texi (TILE-Gx Built-in Functions): New node. Document instruction intrinsics and network accessing intrinsics. (TILEPro Built-in Functions): New node. Document instruction intrinsics and network accessing intrinsics. * doc/install.texi (Specific, tilegx-*-linux*): Document it. (Specific, tilepro-*-linux*): Likewise. * doc/invoke.texi (TILE-Gx Options): New section. (TILEPro Options): New section. * doc/md.texi (TILE-Gx): New section. (TILEPro): New section. * common/config/tilegx: New directory for tilegx. * common/config/tilepro: New directory for tilepro. * config/tilegx: New directory for tilegx. * config/tilepro: New directory for tilepro. gcc/testsuite * g++.dg/other/PR23205.C: Disable test on tile. * g++.dg/other/pr23205-2.C: Disable test on tile. * gcc.dg/20020312-2.c: Add a condition for __tile__. * gcc.dg/20040813-1.c: Disable test on tile. * gcc.dg/lower-subreg-1.c: Disable test on tilegx. * gcc.misc-tests/linkage.exp: Handle tilegx. libcpp * configure.ac: Require 64-bit hwint for tilegx and tilepro. * configure: Regenerate. libgcc * config.host: Handle tilegx and tilepro. * config/tilegx: New directory for tilegx. * config/tilepro: New directory for tilepro. libgomp * configure.tgt: Handle tilegx and tilepro. * config/linux/tile: New directory for tilegx and tilepro. Added: trunk/gcc/common/config/tilegx/tilegx-common.c trunk/gcc/common/config/tilepro/tilepro-common.c trunk/gcc/config/tilegx/constraints.md trunk/gcc/config/tilegx/linux.h trunk/gcc/config/tilegx/mul-tables.c trunk/gcc/config/tilegx/predicates.md trunk/gcc/config/tilegx/sync.md trunk/gcc/config/tilegx/t-tilegx trunk/gcc/config/tilegx/tilegx-builtins.h trunk/gcc/config/tilegx/tilegx-c.c trunk/gcc/config/tilegx/tilegx-generic.md trunk/gcc/config/tilegx/tilegx-modes.def trunk/gcc/config/tilegx/tilegx-multiply.h trunk/gcc/config/tilegx/tilegx-protos.h trunk/gcc/config/tilegx/tilegx.c trunk/gcc/config/tilegx/tilegx.h trunk/gcc/config/tilegx/tilegx.md trunk/gcc/config/tilegx/tilegx.opt trunk/gcc/config/tilepro/constraints.md trunk/gcc/config/tilepro/gen-mul-tables.cc trunk/gcc/config/tilepro/linux.h trunk/gcc/config/tilepro/mul-tables.c trunk/gcc/config/tilepro/predicates.md trunk/gcc/config/tilepro/t-tilepro trunk/gcc/config/tilepro/tilepro-builtins.h trunk/gcc/config/tilepro/tilepro-c.c trunk/gcc/config/tilepro/tilepro-generic.md trunk/gcc/config/tilepro/tilepro-modes.def trunk/gcc/config/tilepro/tilepro-multiply.h trunk/gcc/config/tilepro/tilepro-protos.h trunk/gcc/config/tilepro/tilepro.c trunk/gcc/config/tilepro/tilepro.h trunk/gcc/config/tilepro/tilepro.md trunk/gcc/config/tilepro/tilepro.opt trunk/libgcc/config/tilegx/sfp-machine.h trunk/libgcc/config/tilegx/sfp-machine32.h trunk/libgcc/config/tilegx/sfp-machine64.h trunk/libgcc/config/tilegx/t-crtstuff trunk/libgcc/config/tilegx/t-softfp trunk/libgcc/config/tilegx/t-tilegx trunk/libgcc/config/tilepro/atomic.c trunk/libgcc/config/tilepro/atomic.h trunk/libgcc/config/tilepro/linux-unwind.h trunk/libgcc/config/tilepro/sfp-machine.h trunk/libgcc/config/tilepro/softdivide.c trunk/libgcc/config/tilepro/softmpy.S trunk/libgcc/config/tilepro/t-crtstuff trunk/libgcc/config/tilepro/t-tilepro trunk/libgomp/config/linux/tile/futex.h Modified: trunk/MAINTAINERS trunk/contrib/config-list.mk trunk/contrib/gcc_update trunk/gcc/config.gcc trunk/gcc/configure trunk/gcc/configure.ac trunk/gcc/doc/contrib.texi trunk/gcc/doc/extend.texi trunk/gcc/doc/install.texi trunk/gcc/doc/invoke.texi trunk/gcc/doc/md.texi trunk/gcc/testsuite/g++.dg/other/PR23205.C trunk/gcc/testsuite/g++.dg/other/pr23205-2.C trunk/gcc/testsuite/gcc.dg/20020312-2.c trunk/gcc/testsuite/gcc.dg/20040813-1.c trunk/gcc/testsuite/gcc.dg/lower-subreg-1.c trunk/gcc/testsuite/gcc.misc-tests/linkage.exp trunk/libcpp/configure trunk/libcpp/configure.ac trunk/libgcc/config.host trunk/libgomp/configure.tgt git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184203 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgomp/config')
-rw-r--r--libgomp/config/linux/tile/futex.h73
1 files changed, 73 insertions, 0 deletions
diff --git a/libgomp/config/linux/tile/futex.h b/libgomp/config/linux/tile/futex.h
new file mode 100644
index 00000000000..2e733a74018
--- /dev/null
+++ b/libgomp/config/linux/tile/futex.h
@@ -0,0 +1,73 @@
+/* Copyright (C) 2011, 2012
+ Free Software Foundation, Inc.
+ Contributed by Walter Lee (walt@tilera.com)
+
+ This file is part of the GNU OpenMP Library (libgomp).
+
+ Libgomp 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.
+
+ Libgomp 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.
+
+ Under Section 7 of GPL version 3, you are granted additional
+ permissions described in the GCC Runtime Library Exception, version
+ 3.1, as published by the Free Software Foundation.
+
+ You should have received a copy of the GNU General Public License and
+ a copy of the GCC Runtime Library Exception along with this program;
+ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+/* Provide target-specific access to the futex system call. */
+
+#include <sys/syscall.h>
+#include <linux/futex.h>
+
+static inline void
+sys_futex0 (int *addr, int op, int val)
+{
+ long _sys_result;
+ long _clobber_r2, _clobber_r3, _clobber_r4, _clobber_r5, _clobber_r10;
+ int err;
+
+ __asm__ __volatile__ (
+ "swint1"
+ : "=R00" (_sys_result), "=R01" (err), "=R02" (_clobber_r2),
+ "=R03" (_clobber_r3), "=R04" (_clobber_r4), "=R05" (_clobber_r5),
+ "=R10" (_clobber_r10)
+ : "R10" (SYS_futex), "R00" (addr), "R01" (op), "R02" (val),
+ "R03" (0)
+ : "r6", "r7",
+ "r8", "r9", "r11", "r12", "r13", "r14", "r15",
+ "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
+ "r24", "r25", "r26", "r27", "r28", "r29", "memory");
+}
+
+static inline void
+futex_wait (int *addr, int val)
+{
+ sys_futex0 (addr, FUTEX_WAIT, val);
+}
+
+static inline void
+futex_wake (int *addr, int count)
+{
+ sys_futex0 (addr, FUTEX_WAKE, count);
+}
+
+static inline void
+cpu_relax (void)
+{
+ __asm volatile ("" : : : "memory");
+}
+
+static inline void
+atomic_write_barrier (void)
+{
+ __sync_synchronize ();
+}