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glsl: Add support for ir_unop_f2u to constant folding. 

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Paul Berry 2012-06-13 15:48:56 -07:00
parent 8e31f961e6
commit 613a8170ae
1 changed files with 6 additions and 0 deletions
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6
src/glsl/ir_constant_expression.cpp
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@ -182,6 +182,12 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
data.i[c] = (int) op[0]->value.f[c];
}
break;
case ir_unop_f2u:
assert(op[0]->type->base_type == GLSL_TYPE_FLOAT);
for (unsigned c = 0; c < op[0]->type->components(); c++) {
data.i[c] = (unsigned) op[0]->value.f[c];
}
break;
case ir_unop_i2f:
assert(op[0]->type->base_type == GLSL_TYPE_INT);
for (unsigned c = 0; c < op[0]->type->components(); c++) {