radeonsi does the same check, seems like correct. How did you catch this? Does this fix a CTS test or something else?
Reviewed-by: Samuel Pitoiset <[email protected]> On 10/19/2016 06:08 AM, Ilia Mirkin wrote:
The state tracker tries to attach the info to the wrong shader. This is easy enough to protect against. Signed-off-by: Ilia Mirkin <[email protected]> --- src/gallium/drivers/nouveau/nv50/nv50_program.c | 3 +++ src/gallium/drivers/nouveau/nvc0/nvc0_program.c | 7 +++++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/src/gallium/drivers/nouveau/nv50/nv50_program.c b/src/gallium/drivers/nouveau/nv50/nv50_program.c index 1e39427..9081cd8 100644 --- a/src/gallium/drivers/nouveau/nv50/nv50_program.c +++ b/src/gallium/drivers/nouveau/nv50/nv50_program.c @@ -308,6 +308,9 @@ nv50_program_create_strmout_state(const struct nv50_ir_prog_info *info, const unsigned r = pso->output[i].register_index; b = pso->output[i].output_buffer; + if (r >= info->numOutputs) + continue; + for (c = 0; c < pso->output[i].num_components; ++c) so->map[base[b] + p + c] = info->out[r].slot[s + c]; } diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_program.c b/src/gallium/drivers/nouveau/nvc0/nvc0_program.c index 867d84a..50f8083 100644 --- a/src/gallium/drivers/nouveau/nvc0/nvc0_program.c +++ b/src/gallium/drivers/nouveau/nvc0/nvc0_program.c @@ -509,11 +509,14 @@ nvc0_program_create_tfb_state(const struct nv50_ir_prog_info *info, for (i = 0; i < pso->num_outputs; ++i) { unsigned s = pso->output[i].start_component; unsigned p = pso->output[i].dst_offset; + const unsigned r = pso->output[i].register_index; b = pso->output[i].output_buffer; + if (r >= info->numOutputs) + continue; + for (c = 0; c < pso->output[i].num_components; ++c) - tfb->varying_index[b][p++] = - info->out[pso->output[i].register_index].slot[s + c]; + tfb->varying_index[b][p++] = info->out[r].slot[s + c]; tfb->varying_count[b] = MAX2(tfb->varying_count[b], p); tfb->stream[b] = pso->output[i].stream;
-- -Samuel _______________________________________________ mesa-dev mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/mesa-dev
