AuroraMiddleware/glibc
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This commit is contained in:
Roland McGrath 1992-11-25 03:33:01 +00:00
parent 1608c2cc6d
commit 14245eb70e
3 changed files with 24 additions and 4 deletions
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2
sysdeps/alpha/Implies Normal file
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@ -0,0 +1,2 @@
# Alpha uses IEEE 754 floating point.
ieee754

3
sysdeps/alpha/bytesex.h Normal file
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@ -0,0 +1,3 @@
/* Alpha is little-endian. */
#define __BYTE_ORDER __LITTLE_ENDIAN

23
sysdeps/alpha/setjmp_aux.c
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@ -16,7 +16,9 @@ License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <setjmp.h>
/*#include <setjmp.h>*/
#include "jmp_buf.h"
#define jmp_buf __jmp_buf
#ifndef __GNUC__
#error This file uses GNU C extensions; you must compile with GCC.
@ -36,7 +38,7 @@ register double
/* Save the current program position in ENV and return 0. */
int
__setjmp (jmp_buf env)
__setjmp_aux (jmp_buf env, long int *sp, long int *fp)
{
/* Save the integer registers. */
env[0].__9 = r9;
@ -46,13 +48,26 @@ __setjmp (jmp_buf env)
env[0].__13 = r13;
env[0].__14 = r14;
#if 1 /* XXX */
/* Save the floating point registers. */
env[0].__f2 = f2;
env[0].__f3 = f3;
env[0].__f4 = f4;
env[0].__f5 = f5;
env[0].__f6 = f6;
env[0].__f7 = f7;
env[0].__f8 = f8;
env[0].__f9 = f9;
#endif
/* Save the return address of our caller, where longjmp will jump to. */
env[0].__pc = retpc;
/* We lose if the compiler uses the FP in __setjmp. XXX */
/* Save the FP and SP of our caller. The __setjmp entry point
simply puts these in the argument register for us to fetch. */
env[0].__fp = fp;
env[0].__sp = sp;
/* Return to the original caller of __setjmp. */
return 0;
}