vc4: Initialize pack field of qreg to 0 in qir_get_temp

This avoids generation of undefined packing in qir and qpu instructions,
fixing a lot of rendering errors.

Fixes 8b36d107fd (vc4: Pack the unorm-packing bits into a src MUL
instruction when possible.)

Cc: mesa-stable@lists.freedesktop.org
Signed-off-by: Boyan Ding <boyan.j.ding@gmail.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
(cherry picked from commit 48de40ce9c)
This commit is contained in:
Boyan Ding 2015-08-26 19:52:50 +08:00 committed by Emil Velikov
parent a6710090af
commit 0b14d35863

View file

@ -314,6 +314,7 @@ qir_get_temp(struct vc4_compile *c)
reg.file = QFILE_TEMP;
reg.index = c->num_temps++;
reg.pack = 0;
if (c->num_temps > c->defs_array_size) {
uint32_t old_size = c->defs_array_size;