diff options
| author | Chad Versace <chad@chad-versace.us> | 2010-10-08 17:28:34 -0700 |
|---|---|---|
| committer | Kenneth Graunke <kenneth@whitecape.org> | 2010-10-15 00:20:18 -0700 |
| commit | 90a8b792c04679fc745e5a68ead9f7c37b8d07c4 (patch) | |
| tree | 4a1db9bf7160a457e630644b2791aed57b20027a /src/glsl/ir_constant_expression.cpp | |
| parent | 5c4c36f7f3842e287b303b1eca8d260c37e3580b (diff) | |
glsl: Implement constant expr evaluation for bitwise-not
Implement by adding a case to ir_expression::constant_expression_value()
for ir_unop_bit_not.
Diffstat (limited to 'src/glsl/ir_constant_expression.cpp')
| -rw-r--r-- | src/glsl/ir_constant_expression.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp index 8301e68027..4327175fc7 100644 --- a/src/glsl/ir_constant_expression.cpp +++ b/src/glsl/ir_constant_expression.cpp @@ -100,6 +100,21 @@ ir_expression::constant_expression_value() } switch (this->operation) { + case ir_unop_bit_not: + switch (op[0]->type->base_type) { + case GLSL_TYPE_INT: + for (unsigned c = 0; c < components; c++) + data.i[c] = ~ op[0]->value.i[c]; + break; + case GLSL_TYPE_UINT: + for (unsigned c = 0; c < components; c++) + data.u[c] = ~ op[0]->value.u[c]; + break; + default: + assert(0); + } + break; + case ir_unop_logic_not: assert(op[0]->type->base_type == GLSL_TYPE_BOOL); for (unsigned c = 0; c < op[0]->type->components(); c++) |