diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/ia64/__ia64_longjmp.S')
-rw-r--r-- | nptl/sysdeps/unix/sysv/linux/ia64/__ia64_longjmp.S | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/ia64/__ia64_longjmp.S b/nptl/sysdeps/unix/sysv/linux/ia64/__ia64_longjmp.S deleted file mode 100644 index a1120d4d72..0000000000 --- a/nptl/sysdeps/unix/sysv/linux/ia64/__ia64_longjmp.S +++ /dev/null @@ -1,159 +0,0 @@ -/* Copyright (C) 1999, 2000, 2001, 2004, 2005 Free Software Foundation, Inc. - Contributed by David Mosberger-Tang <davidm@hpl.hp.com>. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <sysdep.h> -#include <features.h> - -LEAF(__ia64_flush_rbs) - flushrs - mov r9 = ar.rsc // 12 cyc latency - ;; - mov r8 = ar.bsp // 12 cyc latency - ;; - and r16 = ~0x3, r9 // clear ar.rsc.mode - ;; - mov ar.rsc = r16 // put RSE into enforced-lazy mode - ;; - mov r10 = ar.rnat // 5 cyc latency - ret -END(__ia64_flush_rbs) - - -# define pPos p6 /* is rotate count positive? */ -# define pNeg p7 /* is rotate count negative? */ - -/* __ia64_longjmp(__jmp_buf buf, int val, long rnat, long rsc) */ - - -LEAF(__ia64_longjmp) - alloc r8=ar.pfs,4,0,0,0 - add r2=0x98,in0 // r2 <- &jmpbuf.orig_jmp_buf_addr - add r3=0x88,in0 // r3 <- &jmpbuf.ar_bsp - ;; - ld8 r8=[r2] // r8 <- orig_jmp_buf_addr - ld8 r23=[r3],8 // r23 <- jmpbuf.ar_bsp - mov r2=in0 - ;; - // - // Note: we need to redo the "flushrs" here even though it's - // already been done by __ia64_flush_rbs. It is needed to - // ensure that ar.bspstore == ar.bsp. - // - flushrs // flush dirty regs to backing store - ld8 r25=[r3] // r25 <- jmpbuf.ar_unat - sub r8=r8,in0 // r8 <- &orig_jmpbuf - &jmpbuf - ;; - add r3=8,in0 // r3 <- &jmpbuf.r1 - extr.u r8=r8,3,6 // r8 <- (&orig_jmpbuf - &jmpbuf)/8 & 0x3f - ;; - cmp.lt pNeg,pPos=r8,r0 - ;; -(pPos) mov r16=r8 -(pNeg) add r16=64,r8 -(pPos) sub r17=64,r8 -(pNeg) sub r17=r0,r8 - ;; - shr.u r8=r25,r16 - shl r9=r25,r17 - ;; - or r25=r8,r9 - ;; - mov ar.unat=r25 // setup ar.unat (NaT bits for r1, r4-r7, and r12) - ;; - ld8.fill.nta sp=[r2],16 // r12 (sp) - ld8.fill.nta gp=[r3],16 // r1 (gp) - dep r11=-1,r23,3,6 // r11 <- ia64_rse_rnat_addr(jmpbuf.ar_bsp) - ;; - ld8.nta r16=[r2],16 // caller's unat - ld8.nta r17=[r3],16 // fpsr - ;; - ld8.fill.nta r4=[r2],16 // r4 - ld8.fill.nta r5=[r3],16 // r5 (gp) - ;; - ld8.fill.nta r6=[r2],16 // r6 - ld8.fill.nta r7=[r3],16 // r7 - ;; - mov ar.unat=r16 // restore caller's unat - mov ar.fpsr=r17 // restore fpsr - ;; - ld8.nta r16=[r2],16 // b0 - ld8.nta r17=[r3],16 // b1 - ;; - mov ar.bspstore=r23 // restore ar.bspstore - ld8.nta r18=[r2],16 // b2 - ;; - mov ar.rnat=in2 // restore ar.rnat - ld8.nta r19=[r3],16 // b3 - ;; - ld8.nta r20=[r2],16 // b4 - ld8.nta r21=[r3],16 // b5 -#ifdef PTR_DEMANGLE - PTR_DEMANGLE (r16, r24) -#endif - ;; - ld8.nta r11=[r2],16 // ar.pfs - ld8.nta r22=[r3],56 // ar.lc - ;; - ld8.nta r24=[r2],32 // pr - mov ar.rsc=in3 // restore ar.rsc - mov b0=r16 - ;; - ldf.fill.nta f2=[r2],32 - ldf.fill.nta f3=[r3],32 - mov b1=r17 - ;; - ldf.fill.nta f4=[r2],32 - ldf.fill.nta f5=[r3],32 - mov b2=r18 - ;; - ldf.fill.nta f16=[r2],32 - ldf.fill.nta f17=[r3],32 - mov b3=r19 - ;; - ldf.fill.nta f18=[r2],32 - ldf.fill.nta f19=[r3],32 - mov b4=r20 - ;; - ldf.fill.nta f20=[r2],32 - ldf.fill.nta f21=[r3],32 - mov b5=r21 - ;; - ldf.fill.nta f22=[r2],32 - ldf.fill.nta f23=[r3],32 - mov ar.lc=r22 - ;; - ldf.fill.nta f24=[r2],32 - ldf.fill.nta f25=[r3],32 - cmp.eq p8,p9=0,in1 - ;; - ldf.fill.nta f26=[r2],32 - ldf.fill.nta f27=[r3],32 - mov ar.pfs=r11 - ;; - ldf.fill.nta f28=[r2],32 - ldf.fill.nta f29=[r3],32 -(p8) mov r8=1 - ;; - ldf.fill.nta f30=[r2] - ldf.fill.nta f31=[r3] -(p9) mov r8=in1 - - invala // virt. -> phys. regnum mapping may change - mov pr=r24,-1 - ret -END(__ia64_longjmp) |