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parisc: Fix wrong comment for shr macro

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The comment that the source and target register can not be the same is
wrong. Instead on PA2.0 usage of extru can clobber upper 32-bits.
This patch fixes the comment.

Signed-off-by: Helge Deller <deller@gmx.de>
This commit is contained in:
Helge Deller 2022-05-17 17:01:12 +02:00
parent 44eeb9b567
commit be6aee1392
1 changed files with 1 additions and 1 deletions
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2
arch/parisc/include/asm/assembly.h
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@ -143,7 +143,7 @@
depd,z \r, 63-(\sa), 64-(\sa), \t
.endm
/* Shift Right - note the r and t can NOT be the same! */
/* Shift Right for 32-bit. Clobbers upper 32-bit on PA2.0. */
.macro shr r, sa, t
extru \r, 31-(\sa), 32-(\sa), \t
.endm