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[ARM] 4629/1: Fix VFP emulation code to clear all exception flags of FPEXC

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All exception flags of the FPEXC register must be cleared before
returning from exception code to user code, including FP2V and OFC.

Signed-off-by: Takashi Ohmasa <ohmasa.takashi@jp.panasonic.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Takashi Ohmasa 2007-10-19 13:58:51 +01:00 • committed by Russell King
parent 0825c67259
commit 67f18f3458
1 changed files with 1 additions and 1 deletions
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2
arch/arm/vfp/vfpmodule.c
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@ -229,7 +229,7 @@ void VFP9_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs)
/*
* Enable access to the VFP so we can handle the bounce.
*/
fmxr(FPEXC, fpexc & ~(FPEXC_EX|FPEXC_INV|FPEXC_UFC|FPEXC_IOC));
fmxr(FPEXC, fpexc & ~(FPEXC_EX|FPEXC_FPV2|FPEXC_INV|FPEXC_UFC|FPEXC_OFC|FPEXC_IOC));
orig_fpscr = fpscr = fmrx(FPSCR);