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authorUlrich Drepper <drepper@redhat.com>2003-05-14 20:44:11 +0000
committerUlrich Drepper <drepper@redhat.com>2003-05-14 20:44:11 +0000
commitc9300aefcd97dffc51d28e8dd5018c6b1a5447c3 (patch)
tree4405e498ef9acd285f5c4e8927cfcec906383ad6 /sysdeps/unix
parent1ad318d3695d760eebec28cb7c3c32df06b7d85e (diff)
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Update.
2003-05-13  David Mosberger  <davidm@hpl.hp.com>

	* sysdeps/unix/sysv/linux/ia64/setjmp.S: Fix the fix from
	2003-03-27: setjmp is NOT a leaf-routine (due to the call to
	__sigjmp_save) so we can't keep the saved unat value in a scratch
	register (r16).  Use loc2 instead.
Diffstat (limited to 'sysdeps/unix')
-rw-r--r--sysdeps/unix/sysv/linux/ia64/setjmp.S10
1 files changed, 5 insertions, 5 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/setjmp.S b/sysdeps/unix/sysv/linux/ia64/setjmp.S
index dc143a3100..6fbd2051c8 100644
--- a/sysdeps/unix/sysv/linux/ia64/setjmp.S
+++ b/sysdeps/unix/sysv/linux/ia64/setjmp.S
@@ -86,9 +86,9 @@ 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
+	alloc loc1=ar.pfs,2,3,2,0
+	.save ar.unat, loc2
+	mov loc2=ar.unat
 	;;
 	mov r17=ar.fpsr
 	mov r2=in0
@@ -97,7 +97,7 @@ ENTRY(__sigsetjmp)
 .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 [r2]=loc2,16		// save caller's unat
 	st8.nta [r3]=r17,16		// save fpsr
 	add r8=0xa0,in0
 	;;
@@ -171,7 +171,7 @@ ENTRY(__sigsetjmp)
 	st8.nta [r3]=in0		// &__jmp_buf
 	br.call.dpnt.few rp=__sigjmp_save
 .ret0:					// force a new bundle ::q
-	mov.m ar.unat=r16		// restore caller's unat
+	mov.m ar.unat=loc2		// restore caller's unat
 	mov rp=loc0
 	mov ar.pfs=loc1
 	mov r8=0