risugen: add --sve support

This is similar to the approach used by the FP/simd data in so far as
we generate a block of random data and then load into it. The loading
is actually done by the current vector length but that is implicit in
the run anyway.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180622141205.16306-8-alex.bennee@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/risugen b/risugen
index 488d804..de3f5ea 100755
--- a/risugen
+++ b/risugen
@@ -319,6 +319,7 @@ sub main()
     my $condprob = 0;
     my $fpscr = 0;
     my $fp_enabled = 1;
+    my $sve_enabled = 1;
     my $big_endian = 0;
     my ($infile, $outfile);
 
@@ -336,6 +337,7 @@ sub main()
                 },
                 "be" => sub { $big_endian = 1; },
                 "no-fp" => sub { $fp_enabled = 0; },
+                "sve" => sub { $sve_enabled = 1; },
         ) or return 1;
     # allow "--pattern re,re" and "--pattern re --pattern re"
     @pattern_re = split(/,/,join(',',@pattern_re));
@@ -363,6 +365,7 @@ sub main()
         'fpscr' => $fpscr,
         'numinsns' => $numinsns,
         'fp_enabled' => $fp_enabled,
+        'sve_enabled' => $sve_enabled,
         'outfile' => $outfile,
         'details' => \%insn_details,
         'keys' => \@insn_keys,