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powerpc: Make load_up_fpu and load_up_altivec callable

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Make load_up_fpu and load_up_altivec callable so they can be reused by
the VSX code.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Michael Neuling
2008-06-25 14:07:18 +10:00
committed by Paul Mackerras
parent 10e343925a
commit 6f3d8e6947
4 changed files with 16 additions and 8 deletions
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6
arch/powerpc/kernel/head_booke.h
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@@ -376,8 +376,10 @@ label:
#define FP_UNAVAILABLE_EXCEPTION \
START_EXCEPTION(FloatingPointUnavailable) \
NORMAL_EXCEPTION_PROLOG; \
bne load_up_fpu; /* if from user, just load it up */ \
addi r3,r1,STACK_FRAME_OVERHEAD; \
beq 1f; \
bl load_up_fpu; /* if from user, just load it up */ \
b fast_exception_return; \
1: addi r3,r1,STACK_FRAME_OVERHEAD; \
EXC_XFER_EE_LITE(0x800, kernel_fp_unavailable_exception)
#ifndef __ASSEMBLY__