diff options
| author | Song Gao <gaosong@loongson.cn> | 2023-12-13 16:18:36 +0800 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2023-12-14 16:02:32 +0000 |
| commit | 5016edc8ca6b264ca67a7733ad33fae0a1b312b2 (patch) | |
| tree | 10d1727926429650c4d899f2880fb2bcf17583de | |
| parent | fa997ae75254cdb3a43489cfd2badc0c4d666d73 (diff) | |
loongarch: init LASX registers
Most of LoongArch cpus have LSX and LASX, so we can init LASX registers
for risu test. we use $f0-$f31 value to init LASX $vreg0- $vreg31 registers.
Signed-off-by: Song Gao <gaosong@loongson.cn>
Message-id: 20231213081839.4176614-4-gaosong@loongson.cn
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | risugen_loongarch64.pm | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/risugen_loongarch64.pm b/risugen_loongarch64.pm index 01df1da..f8b1612 100644 --- a/risugen_loongarch64.pm +++ b/risugen_loongarch64.pm @@ -374,6 +374,16 @@ sub write_random_register_data($) if ($fp_enabled) { # Load floating point registers write_random_loongarch64_fpdata(); + + # Write random LASX data. + for (my $i = 0; $i < 32; $i++) { + my $tmp_reg = 6; + # $fi is lasx register initial value. + # movfr2gr.d r6 fi + insn32(0x114b800 | $i << 5 | $tmp_reg); + # xvreplgr2vr_d $i r6 + insn32(0x769f0c00 | 6 << 5 | $i); + } } write_random_regdata(); |