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gallium/nir/tgsi: initialize file_max for inputs

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When this was rewritten to support Vulkan, we stopped initializing
file_max to -1 in the case of no inputs. This causes the draw module
to go down a needlessly pessimistic case, printing an error while we're
at it.

Fixes: 42b5cfdbd2 ("gallivm/nir: fix vulkan vertex inputs")
Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/12440>
This commit is contained in:
Erik Faye-Lund 2021-08-17 19:42:21 +02:00 • committed by Marge Bot
parent 4674698008
commit 63529782d3
1 changed files with 1 additions and 1 deletions
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src/gallium/auxiliary/nir/nir_to_tgsi_info.c
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@ -579,7 +579,7 @@ void nir_tgsi_scan_shader(const struct nir_shader *nir,
info->indirect_files |= 1 << TGSI_FILE_INPUT;
info->file_max[TGSI_FILE_INPUT] = info->num_inputs - 1;
} else {
int max = -1;
int max = info->file_max[TGSI_FILE_INPUT] = -1;
nir_foreach_shader_in_variable(var, nir) {
int slots = glsl_count_attribute_slots(var->type, false);
int tmax = var->data.driver_location + slots - 1;