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Block align pointer *AFTER* fixing up possible stack bias.

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eeh 2000-07-08 16:02:15 +00:00
parent 6a6ee4aa91
commit 1b72cecb45
1 changed files with 3 additions and 3 deletions
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6
lib/libc/arch/sparc64/string/bzero.S
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@ -1,4 +1,4 @@
/* $NetBSD: bzero.S,v 1.2 1999/12/30 15:31:39 eeh Exp $ */
/* $NetBSD: bzero.S,v 1.3 2000/07/08 16:02:15 eeh Exp $ */
/*
* Copyright (c) 1992, 1993, 1999
@ -51,7 +51,7 @@
#if 0
.asciz "@(#)bzero.s 8.1 (Berkeley) 6/4/93"
#else
RCSID("$NetBSD: bzero.S,v 1.2 1999/12/30 15:31:39 eeh Exp $")
RCSID("$NetBSD: bzero.S,v 1.3 2000/07/08 16:02:15 eeh Exp $")
#endif
#endif /* LIBC_SCCS and not lint */
@ -201,10 +201,10 @@ Lbzero_block:
*/
save %sp, -(CC64FSZ+32*8+BLOCK_SIZE), %sp ! Allocate an fpstate
add %sp, (CC64FSZ+BLOCK_SIZE-1), %l0 ! Calculate pointer to fpstate
andn %l0, BLOCK_ALIGN, %l0 ! And make it block aligned
btst 1, %sp
add %l0, BIAS, %l1 ! Fixup 64-bit stack pointers
movnz %xcc, %l1, %l0
andn %l0, BLOCK_ALIGN, %l0 ! And make it block aligned
! wr %g0, FPRS_FEF, %fprs ! Enable FPU
stda %f0, [%l0] ASI_BLK_P