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Commit e0f205d9 authored by Takashi Ohmasa's avatar Takashi Ohmasa Committed by Russell King
Browse files

[ARM] 3900/1: Fix VFP Division by Zero exception handling. 



The SIGFPE signal should be generated if Division by Zero exception is detected.

Signed-off-by: default avatarTakashi Ohmasa <ohmasa.takashi@jp.panasonic.com>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent e816d71a

arch/arm/vfp/vfpmodule.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -148,6 +148,7 @@ static void vfp_raise_exceptions(u32 exceptions, u32 inst, u32 fpscr, struct pt_ 
	/*

	/*

	 * These are arranged in priority order, least to highest.

	 * These are arranged in priority order, least to highest.

	 */

	 */

	RAISE(FPSCR_DZC, FPSCR_DZE, FPE_FLTDIV);

	RAISE(FPSCR_IXC, FPSCR_IXE, FPE_FLTRES);

	RAISE(FPSCR_IXC, FPSCR_IXE, FPE_FLTRES);

	RAISE(FPSCR_UFC, FPSCR_UFE, FPE_FLTUND);

	RAISE(FPSCR_UFC, FPSCR_UFE, FPE_FLTUND);

	RAISE(FPSCR_OFC, FPSCR_OFE, FPE_FLTOVF);

	RAISE(FPSCR_OFC, FPSCR_OFE, FPE_FLTOVF);