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nir: Add default unsigned upper bound configuration.

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Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9201>
This commit is contained in:
Timur Kristóf 2021-03-11 12:43:56 +01:00 • committed by Marge Bot
parent 8ebb8d31af
commit c2a81ebe19
1 changed files with 17 additions and 0 deletions
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17
src/compiler/nir/nir_range_analysis.c
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@ -1252,6 +1252,21 @@ lookup_input(nir_shader *shader, unsigned driver_location)
driver_location); driver_location);
} }
/* The config here should be generic enough to be correct on any HW. */
static const nir_unsigned_upper_bound_config default_ub_config = {
.min_subgroup_size = 1u,
.max_subgroup_size = UINT16_MAX,
.max_work_group_invocations = UINT16_MAX,
.max_work_group_count = {UINT16_MAX, UINT16_MAX, UINT16_MAX},
.max_work_group_size = {UINT16_MAX, UINT16_MAX, UINT16_MAX},
.vertex_attrib_max = {
UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX,
UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX,
UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX,
UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX, UINT32_MAX,
},
};
uint32_t uint32_t
nir_unsigned_upper_bound(nir_shader *shader, struct hash_table *range_ht, nir_unsigned_upper_bound(nir_shader *shader, struct hash_table *range_ht,
nir_ssa_scalar scalar, nir_ssa_scalar scalar,
@ -1259,6 +1274,8 @@ nir_unsigned_upper_bound(nir_shader *shader, struct hash_table *range_ht,
{ {
assert(scalar.def->bit_size <= 32); assert(scalar.def->bit_size <= 32);
if (!config)
config = &default_ub_config;
if (nir_ssa_scalar_is_const(scalar)) if (nir_ssa_scalar_is_const(scalar))
return nir_ssa_scalar_as_uint(scalar); return nir_ssa_scalar_as_uint(scalar);