summaryrefslogtreecommitdiff
path: root/libgomp/configure.tgt
diff options
context:
space:
mode:
Diffstat (limited to 'libgomp/configure.tgt')
-rw-r--r--libgomp/configure.tgt139
1 files changed, 139 insertions, 0 deletions
diff --git a/libgomp/configure.tgt b/libgomp/configure.tgt
new file mode 100644
index 000000000..429c8e6bc
--- /dev/null
+++ b/libgomp/configure.tgt
@@ -0,0 +1,139 @@
+# This is the target specific configuration file. This is invoked by the
+# autoconf generated configure script. Putting it in a separate shell file
+# lets us skip running autoconf when modifying target specific information.
+
+# This file switches on the shell variable ${target}, and sets the
+# following shell variables:
+# config_path An ordered list of directories to search for
+# sources and headers. This is relative to the
+# config subdirectory of the source tree.
+# XCFLAGS Add extra compile flags to use.
+# XLDFLAGS Add extra link flags to use.
+
+# Optimize TLS usage by avoiding the overhead of dynamic allocation.
+if test $gcc_cv_have_tls = yes ; then
+ case "${target}" in
+
+ *-*-linux*)
+ XCFLAGS="${XCFLAGS} -ftls-model=initial-exec"
+ ;;
+ esac
+fi
+
+# Since we require POSIX threads, assume a POSIX system by default.
+config_path="posix"
+
+# Check for futex enabled all at once.
+if test $enable_linux_futex = yes; then
+ case "${target}" in
+
+ alpha*-*-linux*)
+ config_path="linux/alpha linux posix"
+ ;;
+
+ arm*-*-linux*)
+ config_path="linux/arm linux posix"
+ ;;
+
+ ia64*-*-linux*)
+ config_path="linux/ia64 linux posix"
+ ;;
+
+ mips*-*-linux*)
+ config_path="linux/mips linux posix"
+ ;;
+
+ powerpc*-*-linux*)
+ config_path="linux/powerpc linux posix"
+ ;;
+
+ s390*-*-linux*)
+ config_path="linux/s390 linux posix"
+ ;;
+
+ # Note that bare i386 is not included here. We need cmpxchg.
+ i[456]86-*-linux*)
+ config_path="linux/x86 linux posix"
+ case " ${CC} ${CFLAGS} " in
+ *" -m64 "*)
+ ;;
+ *)
+ if test -z "$with_arch"; then
+ XCFLAGS="${XCFLAGS} -march=i486 -mtune=${target_cpu}"
+ fi
+ esac
+ ;;
+
+ # Similar jiggery-pokery for x86_64 multilibs, except here we
+ # can't rely on the --with-arch configure option, since that
+ # applies to the 64-bit side.
+ x86_64-*-linux*)
+ config_path="linux/x86 linux posix"
+ case " ${CC} ${CFLAGS} " in
+ *" -m32 "*)
+ XCFLAGS="${XCFLAGS} -march=i486 -mtune=i686"
+ ;;
+ esac
+ ;;
+
+ # Note that sparcv7 and sparcv8 is not included here. We need cas.
+ sparcv9-*-linux* | sparc64-*-linux*)
+ echo "int i;" > conftestx.c
+ if ${CC} ${CFLAGS} -c -o conftestx.o conftestx.c > /dev/null 2>&1; then
+ config_path="linux/sparc linux posix"
+ case "`/usr/bin/file conftestx.o`" in
+ *32-bit*)
+ case " ${CC} ${CFLAGS}" in
+ *" -mcpu=ultrasparc"*)
+ ;;
+ *)
+ XCFLAGS="${XCFLAGS} -mcpu=v9"
+ ;;
+ esac
+ ;;
+ esac
+ fi
+ rm -f conftestx.c conftestx.o
+ ;;
+ esac
+fi
+
+# Other system configury
+case "${target}" in
+
+ *-*-hpux*)
+ case "${target}" in
+ *-*-hpux11*)
+ # HPUX v11.x requires -lrt to resolve sem_init in libgomp.la
+ XLDFLAGS="${XLDFLAGS} -lrt"
+ ;;
+ esac
+ case "${target}" in
+ hppa[12]*-*-hpux*)
+ # PA 32 HP-UX needs -frandom-seed for bootstrap compare.
+ XCFLAGS="${XCFLAGS} -frandom-seed=fixed-seed"
+ ;;
+ esac
+ ;;
+
+ *-*-mingw32*)
+ config_path="mingw32 posix"
+ ;;
+
+ *-*-darwin*)
+ config_path="bsd posix"
+ ;;
+
+ *-*-freebsd*)
+ # Need to link with -lpthread so libgomp.so is self-contained.
+ XLDFLAGS="${XLDFLAGS} -lpthread"
+ ;;
+
+ mips-sgi-irix6*)
+ # Need to link with -lpthread so libgomp.so is self-contained.
+ XLDFLAGS="${XLDFLAGS} -lpthread"
+ ;;
+ *)
+ ;;
+
+esac