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Handle logic not in constant expression evaluation.
author
Eric Anholt
<eric@anholt.net>
Thu, 1 Apr 2010 07:09:02 +0000
(21:09 -1000)
committer
Ian Romanick
<ian.d.romanick@intel.com>
Fri, 2 Apr 2010 18:22:41 +0000
(11:22 -0700)
ir_constant_expression.cpp
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diff --git
a/ir_constant_expression.cpp
b/ir_constant_expression.cpp
index
942bd80
..
c7c4d7b
100644
(file)
--- a/
ir_constant_expression.cpp
+++ b/
ir_constant_expression.cpp
@@
-135,6
+135,13
@@
ir_constant_visitor::visit(ir_expression *ir)
ir_constant *op[2];
switch (ir->operation) {
+ case ir_unop_logic_not:
+ op[0] = ir->operands[0]->constant_expression_value();
+ if (op[0]) {
+ value = new ir_constant(!op[0]->value.b[0]);
+ value->type = glsl_type::bool_type;
+ }
+ break;
case ir_binop_mul:
op[0] = ir->operands[0]->constant_expression_value();
op[1] = ir->operands[1]->constant_expression_value();