From b34e006872e0c6c6f851ca36eda46d01e3ca0e6b Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Tue, 18 Jun 2002 01:10:28 +0000 Subject: Patch from Martin Proulx to support the i960 architecture. --- libc/sysdeps/linux/i960/bits/setjmp.h | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 libc/sysdeps/linux/i960/bits/setjmp.h (limited to 'libc/sysdeps/linux/i960/bits/setjmp.h') diff --git a/libc/sysdeps/linux/i960/bits/setjmp.h b/libc/sysdeps/linux/i960/bits/setjmp.h new file mode 100644 index 000000000..29fe2439f --- /dev/null +++ b/libc/sysdeps/linux/i960/bits/setjmp.h @@ -0,0 +1,33 @@ +/* Define the machine-dependent type `jmp_buf'. i960 version. */ + +#ifndef _SETJMP_H +# error "Never include directly; use instead." +#endif + +/* + * assume that every single local and global register + * must be saved. + * + * ___SAVEREGS is the number of quads to save. + * + * Using the structure will guarantee quad-word alignment for the + * jmp_buf type. + */ + +#define ___SAVEREGS 8 + +typedef struct __jmp_buf__ { + long _q0; + long _q1; + long _q2; + long _q3; +} __attribute__ ((aligned (16))) __jmp_buf[___SAVEREGS] ; + +/* I have not yet figured out what this should be for the i960... */ + +#if 0 +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((void *) (address) < (jmpbuf)[0].__sp) +#endif -- cgit v1.2.3