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authorWaldemar Brodkorb <wbx@openadk.org>2019-11-08 03:03:43 +0100
committerWaldemar Brodkorb <wbx@openadk.org>2019-11-08 03:03:43 +0100
commitd0bc0d2bc8e5898bed6dfa6f253d164e9fc149f4 (patch)
treee6315b68a6c5100bdcec391cd965ef63d5291f82 /libpthread/nptl/sysdeps/riscv64/pthreaddef.h
parentcb9d1f53717dd67892ba943626f3d1b46f3e760b (diff)
riscv64: implement NPTL/TLS
basically from or1k port of uClibc-ng, with fixes for structures in pthreadtypes.h from 64 bit architectures. 18 testsuite failures counted.
Diffstat (limited to 'libpthread/nptl/sysdeps/riscv64/pthreaddef.h')
-rw-r--r--libpthread/nptl/sysdeps/riscv64/pthreaddef.h36
1 files changed, 36 insertions, 0 deletions
diff --git a/libpthread/nptl/sysdeps/riscv64/pthreaddef.h b/libpthread/nptl/sysdeps/riscv64/pthreaddef.h
new file mode 100644
index 000000000..fbd40a74f
--- /dev/null
+++ b/libpthread/nptl/sysdeps/riscv64/pthreaddef.h
@@ -0,0 +1,36 @@
+/* Copyright (C) 2002-2012 Free Software Foundation, Inc.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+/* Default stack size. */
+#define ARCH_STACK_DEFAULT_SIZE (2 * 1024 * 1024)
+
+/* Required stack pointer alignment at beginning. */
+#define STACK_ALIGN 16
+
+/* Minimal stack size after allocating thread descriptor and guard size. */
+#define MINIMAL_REST_STACK 2048
+
+/* Alignment requirement for TCB. */
+#define TCB_ALIGNMENT 16
+
+/* Location of current stack frame. */
+#define CURRENT_STACK_FRAME __builtin_frame_address (0)
+
+
+/* XXX Until we have a better place keep the definitions here. */
+#define __exit_thread_inline(val) \
+ INLINE_SYSCALL (exit, 1, (val))
+