Commit fe98dd31 authored Aug 20, 2009 by Matt Fleming

sh: Setup the frame pointer in handle_interrupt



When CONFIG_DWARF_UNWINDER is enabled setup r14 in handle_interrupt, so
that we can figure out what function was running when we were
interrupted.

Signed-off-by: Matt Fleming <matt@console-pimps.org>

parent b344e24a

arch/sh/kernel/cpu/sh3/entry.S

+2 −0

Original line number	Diff line number	Diff line
		@@ -508,6 +508,8 @@ ENTRY(handle_interrupt)
		bsr save_regs ! needs original pr value in k3
		mov #-1, k2 ! default vector kept in k2

		setup_frame_reg

		! Setup return address and jump to do_IRQ
		mov.l 4f, r9 ! fetch return address
		lds r9, pr ! put return address in pr