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Commit 4e96274e authored by Max Filippov's avatar Max Filippov Committed by Chris Zankel
Browse files

xtensa: clean up stpill_registers 



- remove unused asm parameters;
- fix EXCM bit setting in the PS SR during _spill_registers call.

Signed-off-by: default avatarMax Filippov <jcmvbkbc@gmail.com>
Signed-off-by: default avatarChris Zankel <chris@zankel.net>
parent f4b93ba9

arch/xtensa/include/asm/traps.h

+2 −3
Original line number Diff line number Diff line
@@ -22,10 +22,9 @@ extern void do_unhandled(struct pt_regs *regs, unsigned long exccause); 


static inline void spill_registers(void)

{

	unsigned int a0, ps;



	__asm__ __volatile__ (

		"movi	a14, " __stringify(PS_EXCM_BIT | LOCKLEVEL) "\n\t"

		"movi	a14, "__stringify((1 << PS_EXCM_BIT) | LOCKLEVEL)"\n\t"

		"mov	a12, a0\n\t"

		"rsr	a13, sar\n\t"

		"xsr	a14, ps\n\t"
@@ -35,7 +34,7 @@ static inline void spill_registers(void) 
		"mov	a0, a12\n\t"

		"wsr	a13, sar\n\t"

		"wsr	a14, ps\n\t"

		: : "a" (&a0), "a" (&ps)

		: :

#if defined(CONFIG_FRAME_POINTER)

		: "a2", "a3", "a4",       "a11", "a12", "a13", "a14", "a15",

#else