arch-arm: Fix reg dependency for SVE gather microops

The first microop of an SVE gather creates a copy of the
source vecreg into AA64FpUreg0. The subsequent microops
must refer to this copy as a source in order to establish
the correct register dependencies.

Change-Id: I84d8c331f9f9ebca609948a15f686a7cde67dc31
Signed-off-by: Gabor Dozsa <>
Reviewed-by: Giacomo Gabrielli <>
Reviewed-by: Andreas Sandberg <>
Maintainer: Andreas Sandberg <>
Tested-by: kokoro <>
1 file changed