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author | Stafford Horne <shorne@gmail.com> | 2021-10-20 06:48:48 +0900 |
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committer | Stafford Horne <shorne@gmail.com> | 2022-01-05 06:40:06 +0900 |
commit | 96882a00ceec91edd7e595bbd2c4d047774bf1e6 (patch) | |
tree | dd8bafe52bbdfe25819ef597996319c6eecb608f /sysdeps/or1k/stackinfo.h | |
parent | de5c0edc804b6f2b09c05a0bde1e6679d57e4ca4 (diff) | |
download | glibc-96882a00ceec91edd7e595bbd2c4d047774bf1e6.tar.gz glibc-96882a00ceec91edd7e595bbd2c4d047774bf1e6.tar.xz glibc-96882a00ceec91edd7e595bbd2c4d047774bf1e6.zip |
or1k: Thread Local Storage support
OpenRISC includes 3 TLS addressing models. Local Dynamic optimizations are not done in the linker and therefore use the same code sequences as Global Dynamic. Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps/or1k/stackinfo.h')
-rw-r--r-- | sysdeps/or1k/stackinfo.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/sysdeps/or1k/stackinfo.h b/sysdeps/or1k/stackinfo.h new file mode 100644 index 0000000000..9ee83eca90 --- /dev/null +++ b/sysdeps/or1k/stackinfo.h @@ -0,0 +1,34 @@ +/* Stack definitions for OpenRISC. + Copyright (C) 2022 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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 + <https://www.gnu.org/licenses/>. */ + +/* This file contains a bit of information about the stack allocation + of the processor. */ + +#ifndef _STACKINFO_H +#define _STACKINFO_H 1 + +#include <elf.h> + +/* On or1k the stack grows down. */ +#define _STACK_GROWS_DOWN 1 + +/* Default to an executable stack. PF_X can be overridden if PT_GNU_STACK is + present, but it is presumed absent. */ +#define DEFAULT_STACK_PERMS (PF_R | PF_W | PF_X) + +#endif /* stackinfo.h */ |