Commit cdd00fe6 authored by Helge Deller's avatar Helge Deller
Browse files

parisc: Add dep_safe() macro to deposit a register in 32- and 64-kernels 



Signed-off-by: default avatarHelge Deller <deller@gmx.de>
parent be6aee13

arch/parisc/include/asm/assembly.h

+10 −0
Original line number Diff line number Diff line
@@ -174,6 +174,16 @@ 
#endif

	.endm



	/* The depw instruction leaves the most significant 32 bits of the

	 * target register in an undefined state on PA 2.0 systems. */

	.macro dep_safe i, p, len, t

#ifdef CONFIG_64BIT

	depd	\i, 32+(\p), \len, \t

#else

	depw	\i, \p, \len, \t

#endif

	.endm



	/* load 32-bit 'value' into 'reg' compensating for the ldil

	 * sign-extension when running in wide mode.

	 * WARNING!! neither 'value' nor 'reg' can be expressions