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nir/search: check variable requirements even if it's already seen

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Even if it's already seen, the variable might have some unchecked
requirements.

Signed-off-by: Rhys Perry <pendingchaos02@gmail.com>
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/12320
Backport-to: 25.1
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32837>
This commit is contained in:
Rhys Perry 2025-01-02 15:00:15 +00:00 • committed by Marge Bot
parent f45026751f
commit 7ed9fdf85b
1 changed files with 12 additions and 12 deletions
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24
src/compiler/nir/nir_search.c
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@ -274,6 +274,18 @@ match_value(const nir_algebraic_table *table,
nir_search_variable *var = nir_search_value_as_variable(value);
assert(var->variable < NIR_SEARCH_MAX_VARIABLES);
if (var->is_constant &&
instr->src[src].src.ssa->parent_instr->type != nir_instr_type_load_const)
return false;
if (var->cond_index != -1 && !table->variable_cond[var->cond_index](state->range_ht, instr,
src, num_components, new_swizzle))
return false;
if (var->type != nir_type_invalid &&
!src_is_type(instr->src[src].src, var->type))
return false;
if (state->variables_seen & (1 << var->variable)) {
if (state->variables[var->variable].src.ssa != instr->src[src].src.ssa)
return false;
@ -285,18 +297,6 @@ match_value(const nir_algebraic_table *table,
return true;
} else {
if (var->is_constant &&
instr->src[src].src.ssa->parent_instr->type != nir_instr_type_load_const)
return false;
if (var->cond_index != -1 && !table->variable_cond[var->cond_index](state->range_ht, instr,
src, num_components, new_swizzle))
return false;
if (var->type != nir_type_invalid &&
!src_is_type(instr->src[src].src, var->type))
return false;
state->variables_seen |= (1 << var->variable);
state->variables[var->variable].src = instr->src[src].src;