diff options
Diffstat (limited to 'libc/sysdeps/linux/alpha/setjmp.S')
| -rw-r--r-- | libc/sysdeps/linux/alpha/setjmp.S | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/libc/sysdeps/linux/alpha/setjmp.S b/libc/sysdeps/linux/alpha/setjmp.S index 105cc8292..f037f7ab6 100644 --- a/libc/sysdeps/linux/alpha/setjmp.S +++ b/libc/sysdeps/linux/alpha/setjmp.S @@ -16,11 +16,7 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ -#include <features.h> -#define _ASM -#define _SETJMP_H -#define __ASSEMBLY__ -#include <bits/setjmp.h> +#include <jmpbuf-offsets.h> #define a0 $16 @@ -30,10 +26,16 @@ __sigsetjmp: ldgp $29, 0($27) $sigsetjmp_local: - subq $30, 16, $30 - .frame $26, 16, $26, 0 - stq $26, 0($30) - .mask 0x04000000, -16 +#ifndef __PIC__ +# define FRAME 16 + subq $30, FRAME, $30 + .frame $30, FRAME, $26, 0 + stq $26, 0($30) + .mask 0x04000000, -FRAME +#else +# define FRAME 0 + .frame $30, FRAME, $26, 0 +#endif .prologue 1 stq $9, JB_S0*8(a0) @@ -43,9 +45,9 @@ $sigsetjmp_local: stq $13, JB_S4*8(a0) stq $14, JB_S5*8(a0) stq $26, JB_PC*8(a0) - addq $30, 16, $1 - stq $15, JB_FP*8(a0) + addq $30, FRAME, $1 stq $1, JB_SP*8(a0) + stq $15, JB_FP*8(a0) stt $f2, JB_F2*8(a0) stt $f3, JB_F3*8(a0) stt $f4, JB_F4*8(a0) @@ -55,12 +57,16 @@ $sigsetjmp_local: stt $f8, JB_F8*8(a0) stt $f9, JB_F9*8(a0) +#ifndef __PIC__ /* Call to C to (potentially) save our signal mask. */ jsr $26, __sigjmp_save - ldq $26, 0($30) addq $30, 16, $30 ret +#else + /* Tailcall to save the signal mask. */ + br $31, __sigjmp_save !samegp +#endif .end __sigsetjmp @@ -71,7 +77,6 @@ $sigsetjmp_local: .align 3; .ent _setjmp , 0; _setjmp: - .frame $30 , 0, $26 ldgp $29, 0($27) mov 0, $17 br $sigsetjmp_local @@ -81,11 +86,7 @@ _setjmp: .align 3; .ent setjmp , 0; setjmp: - .frame $30 , 0, $26 ldgp $29, 0($27) mov 1, $17 br $sigsetjmp_local .end setjmp - -.weak _setjmp -.weak setjmp |