Commit 8d92e992 authored Mar 11, 2020 by Eugeniy Paltsev Committed by Vineet Gupta Mar 11, 2020

ARC: define __ALIGN_STR and __ALIGN symbols for ARC



The default defintions use fill pattern 0x90 for padding which for ARC
generates unintended "ldh_s r12,[r0,0x20]" corresponding to opcode 0x9090

So use ".align 4" which insert a "nop_s" instruction instead.

Cc: stable@vger.kernel.org
Acked-by: Vineet Gupta <vgupta@synopsys.com>
Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

parent 204c7ece

arch/arc/include/asm/linkage.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -29,6 +29,8 @@
		.endm

		#define ASM_NL ` /* use '`' to mark new line in macro */
		#define __ALIGN .align 4
		#define __ALIGN_STR __stringify(__ALIGN)

		/* annotation for data we want in DCCM - if enabled in .config */
		.macro ARCFP_DATA nm

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