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Diffstat (limited to 'libc/sysdeps/linux/powerpc/bits/setjmp.h')
-rw-r--r--libc/sysdeps/linux/powerpc/bits/setjmp.h40
1 files changed, 5 insertions, 35 deletions
diff --git a/libc/sysdeps/linux/powerpc/bits/setjmp.h b/libc/sysdeps/linux/powerpc/bits/setjmp.h
index dad90c74c..96ea8f3ba 100644
--- a/libc/sysdeps/linux/powerpc/bits/setjmp.h
+++ b/libc/sysdeps/linux/powerpc/bits/setjmp.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 1997, 1998, 2000, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1997,1998,2000,2003,2004,2005,2006
+ 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
@@ -31,30 +32,6 @@
#include <bits/wordsize.h>
-#if defined __USE_MISC || defined _ASM
-# define JB_GPR1 0 /* Also known as the stack pointer */
-# define JB_GPR2 1
-# define JB_LR 2 /* The address we will return to */
-# if __WORDSIZE == 64
-# define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18*2 words total. */
-# define JB_CR 21 /* Condition code registers with the VRSAVE at */
- /* offset 172 (low half of the double word. */
-# define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total. */
-# define JB_SIZE (64 * 8) /* As per PPC64-VMX ABI. */
-# define JB_VRSAVE 21 /* VRSAVE shares a double word with the CR at offset */
- /* 168 (high half of the double word). */
-# define JB_VRS 40 /* VRs 20 through 31 are saved, 12*4 words total. */
-# else
-# define JB_GPRS 3 /* GPRs 14 through 31 are saved, 18 in total. */
-# define JB_CR 21 /* Condition code registers. */
-# define JB_FPRS 22 /* FPRs 14 through 31 are saved, 18*2 words total. */
-# define JB_SIZE ((64 + (12 * 4)) * 4)
-# define JB_VRSAVE 62
-# define JB_VRS 64
-# endif
-#endif
-
-
/* The current powerpc 32-bit Altivec ABI specifies for SVR4 ABI and EABI
the vrsave must be at byte 248 & v20 at byte 256. So we must pad this
correctly on 32 bit. It also insists that vecregs are only gauranteed
@@ -62,19 +39,12 @@
We have to version the code because members like int __mask_was_saved
in the jmp_buf will move as jmp_buf is now larger than 248 bytes. We
cannot keep the altivec jmp_buf backward compatible with the jmp_buf. */
-#ifndef _ASM
-# if __WORDSIZE == 64
+#if __WORDSIZE == 64
typedef long int __jmp_buf[64] __attribute__ ((__aligned__ (16)));
-# else
+#else
/* The alignment is not essential, i.e.the buffer can be copied to a 4 byte
aligned buffer as per the ABI it is just added for performance reasons. */
typedef long int __jmp_buf[64 + (12 * 4)] __attribute__ ((__aligned__ (16)));
-# endif
#endif
-/* Test if longjmp to JMPBUF would unwind the frame
- containing a local variable at ADDRESS. */
-#define _JMPBUF_UNWINDS(jmpbuf, address) \
- ((void *) (address) < (void *) (jmpbuf)[JB_GPR1])
-
-#endif /* bits/setjmp.h */
+#endif /* bits/setjmp.h */