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poly1305/asm/poly1305-armv4.pl: replace ambiguous instruction.

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Different assembler versions disagree on how to interpret #-1 as
argument to vmov.i64, as 0xffffffffffffffff or 0x00000000ffffffff.
So replace it with something they can't disagree on.

Reviewed-by: Rich Salz <rsalz@openssl.org>
This commit is contained in:
Andy Polyakov 2016-02-22 17:39:00 +01:00
parent 78c830785c
commit 1457731221
1 changed files with 2 additions and 2 deletions
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4
crypto/poly1305/asm/poly1305-armv4.pl
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@ -1004,7 +1004,7 @@ poly1305_blocks_neon:
vmlal.u32 $D2,$H4#hi,$S3
vmlal.u32 $D3,$H4#hi,$S4
vmov.u64 $MASK,#-1 @ can be redundant
vorn $MASK,$MASK,$MASK @ all-ones, can be redundant
vmlal.u32 $D0,$H1#hi,$S4
vshr.u64 $MASK,$MASK,#38
vmlal.u32 $D4,$H0#hi,$R4
@ -1048,7 +1048,7 @@ poly1305_blocks_neon:
vmlal.u32 $D2,$H4#lo,$S3
vmlal.u32 $D3,$H4#lo,$S4
vmov.u64 $MASK,#-1
vorn $MASK,$MASK,$MASK @ all-ones
vmlal.u32 $D0,$H1#lo,$S4
vshr.u64 $MASK,$MASK,#38
vmlal.u32 $D4,$H0#lo,$R4