diff options
| author | Austin Foxley <austinf@cetoncorp.com> | 2010-02-13 16:23:09 -0800 |
|---|---|---|
| committer | Austin Foxley <austinf@cetoncorp.com> | 2010-02-13 16:23:46 -0800 |
| commit | 2a41f18dddea928787821064d7e84c272247010f (patch) | |
| tree | de10453d563a0c429c1ccea39bcda7c220feeacd /libc/sysdeps | |
| parent | 96fa7bff588054885379286a5e8cf2cdd3ba0ab0 (diff) | |
sparc/sysdep: Unify sparc sysdep.h
Signed-off-by: Austin Foxley <austinf@cetoncorp.com>
Diffstat (limited to 'libc/sysdeps')
| -rw-r--r-- | libc/sysdeps/linux/sparc/sysdep.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/sparc/sysdep.h b/libc/sysdeps/linux/sparc/sysdep.h new file mode 100644 index 000000000..230efe941 --- /dev/null +++ b/libc/sysdeps/linux/sparc/sysdep.h @@ -0,0 +1,65 @@ +#ifndef _LINUX_SPARC_SYSDEP_H +#define _LINUX_SPARC_SYSDEP_H 1 + +#include <common/sysdep.h> + +#undef ENTRY +#undef END + +#ifdef __ASSEMBLER__ + +#define LOADSYSCALL(x) mov __NR_##x, %g1 + +#define ENTRY(name) \ + .align 4; \ + .global C_SYMBOL_NAME(name); \ + .type name, @function; \ +C_LABEL(name) \ + cfi_startproc; + +#define END(name) \ + cfi_endproc; \ + .size name, . - name + +#define LOC(name) .L##name + + /* If the offset to __syscall_error fits into a signed 22-bit + * immediate branch offset, the linker will relax the call into + * a normal branch. + */ +#undef PSEUDO +#undef PSEUDO_END +#undef PSEUDO_NOERRNO +#undef PSEUDO_ERRVAL + +#define PSEUDO(name, syscall_name, args) \ + .text; \ + .globl __syscall_error; \ +ENTRY(name); \ + LOADSYSCALL(syscall_name); \ + ta 0x10; \ + bcc 1f; \ + mov %o7, %g1; \ + call __syscall_error; \ + mov %g1, %o7; \ +1: + +#define PSEUDO_NOERRNO(name, syscall_name, args)\ + .text; \ +ENTRY(name); \ + LOADSYSCALL(syscall_name); \ + ta 0x10; + +#define PSEUDO_ERRVAL(name, syscall_name, args) \ + .text; \ +ENTRY(name); \ + LOADSYSCALL(syscall_name); \ + ta 0x10; + +#define PSEUDO_END(name) \ + END(name) + + +#endif + +#endif |