From 041cdc2769407c4d3869b218ad7ee7638e1c306e Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Wed, 24 May 2017 20:49:02 +0200 Subject: sparc64: add basic support No NPTL, no LDSO support. Bootup with Busybox Ash in Qemu working. Testuite shows only two failures, but mksh continue/break support doesn't work. --- libc/sysdeps/linux/sparc64/jmpbuf-unwind.h | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 libc/sysdeps/linux/sparc64/jmpbuf-unwind.h (limited to 'libc/sysdeps/linux/sparc64/jmpbuf-unwind.h') diff --git a/libc/sysdeps/linux/sparc64/jmpbuf-unwind.h b/libc/sysdeps/linux/sparc64/jmpbuf-unwind.h new file mode 100644 index 000000000..31841e827 --- /dev/null +++ b/libc/sysdeps/linux/sparc64/jmpbuf-unwind.h @@ -0,0 +1,28 @@ +/* + * Copyright (C) 2000-2006 Erik Andersen + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ + +#include +#include + +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((unsigned long int) (address) \ + < (jmpbuf)->__uc_mcontext.__mc_gregs[MC_O6] + 2047) + +#ifdef __UCLIBC_HAS_THREADS_NATIVE__ +#include +#include +#include + +#define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \ + _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj) + +#define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \ + ((uintptr_t) (_address) - (_adj) \ + < (uintptr_t) (_jmpbuf)[0].__uc_mcontext.__mc_gregs[MC_O6] + 2047 - (_adj)) + +#endif -- cgit v1.2.3