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sparc64_ipi_save_fpstate is not a leaf function - create a full grown 

stack frame.
This commit is contained in:
martin 2007-07-05 20:21:11 +00:00
parent ec5dc77a7c
commit 43ebaf27df
1 changed files with 3 additions and 13 deletions
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16
sys/arch/sparc64/sparc64/locore.s
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@ -1,4 +1,4 @@
/* $NetBSD: locore.s,v 1.250 2007/05/28 20:09:50 mrg Exp $ */
/* $NetBSD: locore.s,v 1.251 2007/07/05 20:21:11 martin Exp $ */
/*
* Copyright (c) 1996-2002 Eduardo Horvath
@ -9453,25 +9453,15 @@ Lkcerr:
#ifdef MULTIPROCESSOR
ENTRY(sparc64_ipi_save_fpstate)
mov %o0, %g1 ! save registers used by savefpstate
mov %o1, %g2 ! to alternate globals
mov %o2, %g3
mov %o3, %g4
mov %o4, %g5
mov %o5, %g6
save %sp, -CC64FSZ, %sp
sethi %hi(CPUINFO_VA + CI_FPLWP), %o0
ldx [%o0 + %lo(CPUINFO_VA + CI_FPLWP)], %o0
call savefpstate
ldx [%o0 + L_FPSTATE], %o0
sethi %hi(CPUINFO_VA + CI_FPLWP), %o0
stx %g0, [%o0 + %lo(CPUINFO_VA + CI_FPLWP)] ! fplwp = NULL
mov %g6, %o5 ! restore saved registers
mov %g5, %o4
mov %g4, %o3
mov %g3, %o2
mov %g2, %o1
ba ret_from_intr_vector
mov %g1, %o0
restore
ENTRY(sparc64_ipi_drop_fpstate)
mov %o0, %g1 ! save registers used here