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| author | Peter Kjellerstedt <peter.kjellerstedt@axis.com> | 2006-02-23 17:21:39 +0000 |
|---|---|---|
| committer | Peter Kjellerstedt <peter.kjellerstedt@axis.com> | 2006-02-23 17:21:39 +0000 |
| commit | 1583fb7f92973cdbba391bd32a1b42cbdb5839b8 (patch) | |
| tree | 1d0cdadd951d29a0cdec8a0116bc6576ff8590cc /libc/sysdeps/linux/cris/sysdep.S | |
| parent | d340072c9a51379eb7e754b50173269974c9bc5c (diff) | |
| download | uClibc-alpine-1583fb7f92973cdbba391bd32a1b42cbdb5839b8.tar.bz2 uClibc-alpine-1583fb7f92973cdbba391bd32a1b42cbdb5839b8.tar.xz | |
Added support for the new CRISv32 architecture.
Diffstat (limited to 'libc/sysdeps/linux/cris/sysdep.S')
| -rw-r--r-- | libc/sysdeps/linux/cris/sysdep.S | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/libc/sysdeps/linux/cris/sysdep.S b/libc/sysdeps/linux/cris/sysdep.S index 30d77df15..4e558153b 100644 --- a/libc/sysdeps/linux/cris/sysdep.S +++ b/libc/sysdeps/linux/cris/sysdep.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2001 Free Software Foundation, Inc. +/* Copyright (C) 2001, 2003 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 @@ -25,11 +25,9 @@ .type C_SYMBOL_NAME(errno),@object .lcomm C_SYMBOL_NAME(errno),4 + .weak errno errno = _errno - /* weak_alias (errno, _errno) */ - - /* The syscall stubs jump here when they detect an error, bot for PIC and non-PIC. */ @@ -39,25 +37,38 @@ ENTRY (__syscall_error) neg.d r10,r10 #ifdef __UCLIBC_HAS_THREADS__ - push r10 - push srp + subq 4,sp + move.d r10,[sp] + subq 4,sp + move srp,[sp] /* Note that __syscall_error is only visible within this library, and no-one passes it on as a pointer, so can assume that R0 (GOT pointer) is correctly set up. */ - PLTCALL (__errno_location) + PLTCALL (HIDDEN_JUMPTARGET(__errno_location)) - pop srp - pop r11 + move [sp+],srp + move.d [sp+],r11 move.d r11,[r10] #else /* not __UCLIBC_HAS_THREADS__ */ +#ifdef __arch_v32 +# ifdef __PIC__ + addo.d C_SYMBOL_NAME(errno:GOT),r0,acr + move.d [acr],r9 + move.d r10,[r9] +# else /* not __PIC__ */ + lapc C_SYMBOL_NAME(errno),acr + move.d r10,[r9] +# endif /* not __PIC__ */ +#else /* not __arch_v32 */ # ifdef __PIC__ move.d [r0+C_SYMBOL_NAME(errno:GOT)],r9 move.d r10,[r9] # else move.d r10,[C_SYMBOL_NAME(errno)] # endif +#endif /* not __arch_v32 */ #endif /* __UCLIBC_HAS_THREADS__ */ #ifdef __PIC__ @@ -69,7 +80,7 @@ ENTRY (__syscall_error) moveq -1,r10 Ret - pop r0 + move.d [sp+],r0 #else Ret moveq -1,r10 |