diff options
Diffstat (limited to 'libc/sysdeps/unix/sysv/linux/ia64/__longjmp.S')
| -rw-r--r-- | libc/sysdeps/unix/sysv/linux/ia64/__longjmp.S | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/libc/sysdeps/unix/sysv/linux/ia64/__longjmp.S b/libc/sysdeps/unix/sysv/linux/ia64/__longjmp.S index aa18fadf9..2e7490438 100644 --- a/libc/sysdeps/unix/sysv/linux/ia64/__longjmp.S +++ b/libc/sysdeps/unix/sysv/linux/ia64/__longjmp.S @@ -42,7 +42,11 @@ /* __longjmp(__jmp_buf buf, int val) */ LEAF(__longjmp) +#ifdef CHECK_RSP + alloc r8=ar.pfs,2,1,1,0 +#else alloc r8=ar.pfs,2,1,0,0 +#endif mov r27=ar.rsc add r2=0x98,in0 // r2 <- &jmpbuf.orig_jmp_buf_addr ;; @@ -70,14 +74,18 @@ LEAF(__longjmp) add r3=8,in0 // r3 <- &jmpbuf.r1 shl r9=r25,r17 ;; + ld8.fill.nta r28=[r2],16 // r28 <- jmpbuf.sp or r25=r8,r9 ;; mov r26=ar.rnat mov ar.unat=r25 // setup ar.unat (NaT bits for r1, r4-r7, and r12) ;; - ld8.fill.nta sp=[r2],16 // r12 (sp) +#ifdef CHECK_RSP + CHECK_RSP (r28) +#endif ld8.fill.nta gp=[r3],16 // r1 (gp) dep r11=-1,r23,3,6 // r11 <- ia64_rse_rnat_addr(jmpbuf.ar_bsp) + mov sp=r28 // r12 (sp) ;; ld8.nta r16=[r2],16 // caller's unat ld8.nta r17=[r3],16 // fpsr |