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ARC: define __ALIGN_STR and __ALIGN symbols for ARC

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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>
This commit is contained in:
Eugeniy Paltsev 2020-03-11 19:26:43 +03:00 committed by Vineet Gupta
parent 204c7eceb7
commit 8d92e992a7
1 changed files with 2 additions and 0 deletions
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arch/arc/include/asm/linkage.h
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@ -29,6 +29,8 @@
.endm .endm
#define ASM_NL ` /* use '`' to mark new line in macro */ #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 */ /* annotation for data we want in DCCM - if enabled in .config */
.macro ARCFP_DATA nm .macro ARCFP_DATA nm