diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2003-03-27 19:51:26 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2003-03-27 19:51:26 +0000 |
| commit | 28cf305854fd91eaa5b5e16d23a612e094f02920 (patch) | |
| tree | ee05cd3def653f170669ff20cbdd86741e7455cf /sysdeps | |
| parent | c75d02f05653316b8dfccca404a1e33c49562877 (diff) | |
| download | glibc-28cf305854fd91eaa5b5e16d23a612e094f02920.tar.gz glibc-28cf305854fd91eaa5b5e16d23a612e094f02920.tar.xz glibc-28cf305854fd91eaa5b5e16d23a612e094f02920.zip | |
Update.
2003-03-27 David Mosberger <davidm@hpl.hp.com> * sysdeps/unix/sysv/linux/ia64/getcontext.S: Restore caller's ar.unat before returning. Add missing .mem.offset directives to ensure file gets assembled without warnings. * sysdeps/unix/sysv/linux/ia64/setjmp.S: Likewise.
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/getcontext.S | 9 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/setjmp.S | 16 |
2 files changed, 15 insertions, 10 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/getcontext.S b/sysdeps/unix/sysv/linux/ia64/getcontext.S index e396480a40..f58e84f1ae 100644 --- a/sysdeps/unix/sysv/linux/ia64/getcontext.S +++ b/sysdeps/unix/sysv/linux/ia64/getcontext.S @@ -34,6 +34,7 @@ other than the PRESERVED state. */ ENTRY(__getcontext) + .prologue alloc r16 = ar.pfs, 1, 0, 3, 0 // sigprocmask (SIG_BLOCK, NULL, &sc->sc_mask): @@ -53,7 +54,9 @@ ENTRY(__getcontext) add r2 = SC_GR+1*8, r32 ;; mov.m rBSP = ar.bsp + .save ar.unat, rUNAT mov.m rUNAT = ar.unat + .body add r3 = SC_GR+4*8, r32 ;; @@ -65,8 +68,8 @@ ENTRY(__getcontext) .mem.offset 8,0; st8.spill [r3] = r6, 48 and rTMP = ~0x3, rRSC ;; - st8.spill [r2] = r7, (SC_FR+2*16-(SC_GR+7*8)) - st8.spill [r3] = sp, (SC_FR+3*16-(SC_GR+12*8)) +.mem.offset 0,0; st8.spill [r2] = r7, (SC_FR+2*16-(SC_GR+7*8)) +.mem.offset 8,0; st8.spill [r3] = sp, (SC_FR+3*16-(SC_GR+12*8)) ;; mov.m ar.rsc = rTMP // put RSE into enforced lazy mode mov.m rNAT = ar.unat @@ -119,8 +122,8 @@ ENTRY(__getcontext) stf.spill [r3] = f31, 32 mov rB1 = b1 ;; + mov ar.unat = rUNAT // we're done spilling integer regs; restore caller's UNaT add r2 = SC_NAT, r32 - nop 0 add r3 = SC_BSP, r32 ;; st8 [r2] = rNAT, (SC_RNAT-SC_NAT) diff --git a/sysdeps/unix/sysv/linux/ia64/setjmp.S b/sysdeps/unix/sysv/linux/ia64/setjmp.S index 954d805f6c..dc143a3100 100644 --- a/sysdeps/unix/sysv/linux/ia64/setjmp.S +++ b/sysdeps/unix/sysv/linux/ia64/setjmp.S @@ -87,21 +87,22 @@ libc_hidden_def (_setjmp) ENTRY(__sigsetjmp) .prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(2) alloc loc1=ar.pfs,2,2,2,0 + .save ar.unat, r16 mov r16=ar.unat ;; mov r17=ar.fpsr mov r2=in0 add r3=8,in0 ;; - st8.spill.nta [r2]=sp,16 // r12 (sp) - st8.spill.nta [r3]=gp,16 // r1 (gp) +.mem.offset 8,0; st8.spill.nta [r2]=sp,16 // r12 (sp) +.mem.offset 0,0; st8.spill.nta [r3]=gp,16 // r1 (gp) ;; st8.nta [r2]=r16,16 // save caller's unat st8.nta [r3]=r17,16 // save fpsr add r8=0xa0,in0 ;; - st8.spill.nta [r2]=r4,16 // r4 - st8.spill.nta [r3]=r5,16 // r5 +.mem.offset 8,0; st8.spill.nta [r2]=r4,16 // r4 +.mem.offset 0,0; st8.spill.nta [r3]=r5,16 // r5 add r9=0xb0,in0 ;; stf.spill.nta [r8]=f2,32 @@ -143,8 +144,8 @@ ENTRY(__sigsetjmp) stf.spill.nta [r8]=f30 stf.spill.nta [r9]=f31 - st8.spill.nta [r2]=r6,16 // r6 - st8.spill.nta [r3]=r7,16 // r7 +.mem.offset 8,0; st8.spill.nta [r2]=r6,16 // r6 +.mem.offset 0,0; st8.spill.nta [r3]=r7,16 // r7 ;; mov r23=ar.bsp mov r25=ar.unat @@ -170,9 +171,10 @@ ENTRY(__sigsetjmp) st8.nta [r3]=in0 // &__jmp_buf br.call.dpnt.few rp=__sigjmp_save .ret0: // force a new bundle ::q - mov r8=0 + mov.m ar.unat=r16 // restore caller's unat mov rp=loc0 mov ar.pfs=loc1 + mov r8=0 ret END(__sigsetjmp) |