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authorIan Romanick <[email protected]>2016-07-12 16:02:02 -0700
committerIan Romanick <[email protected]>2016-08-30 16:28:02 -0700
commit4d8ac28b20858faf612983f1652538380f9bd211 (patch)
treea43f0e9245233bee4a1c6819ca8f1efd5e6a835c /src/compiler/glsl/ir_expression_operation.py
parent9f1d7c52354d7ffbd58467bb4a91b9c9ffd31785 (diff)
glsl: Generate code for constant ir_triop_vector_insert expressions
v2: 'for (a, b) in d' => 'for a, b in d'. Suggested by Dylan. Signed-off-by: Ian Romanick <[email protected]> Reviewed-by: Matt Turner <[email protected]> Acked-by: Dylan Baker <[email protected]>
Diffstat (limited to 'src/compiler/glsl/ir_expression_operation.py')
-rw-r--r--src/compiler/glsl/ir_expression_operation.py27
1 files changed, 25 insertions, 2 deletions
diff --git a/src/compiler/glsl/ir_expression_operation.py b/src/compiler/glsl/ir_expression_operation.py
index b2bdb45cf34..ec58fd3ff6a 100644
--- a/src/compiler/glsl/ir_expression_operation.py
+++ b/src/compiler/glsl/ir_expression_operation.py
@@ -288,6 +288,26 @@ constant_template_vector_extract = mako.template.Template("""\
break;
}""")
+# This template is for ir_triop_vector_insert.
+constant_template_vector_insert = mako.template.Template("""\
+ case ${op.get_enum_name()}: {
+ const unsigned idx = op[2]->value.u[0];
+
+ memcpy(&data, &op[0]->value, sizeof(data));
+
+ switch (this->type->base_type) {
+ % for dst_type, src_types in op.signatures():
+ case ${src_types[0].glsl_type}:
+ data.${dst_type.union_field}[idx] = op[1]->value.${src_types[0].union_field}[0];
+ break;
+ % endfor
+ default:
+ assert(!"Should not get here.");
+ break;
+ }
+ break;
+ }""")
+
vector_scalar_operation = "vector-scalar"
horizontal_operation = "horizontal"
@@ -370,7 +390,10 @@ class operation(object):
else:
return constant_template3.render(op=self)
elif self.num_operands == 3:
- return constant_template3.render(op=self)
+ if self.name == "vector_insert":
+ return constant_template_vector_insert.render(op=self)
+ else:
+ return constant_template3.render(op=self)
return None
@@ -632,7 +655,7 @@ ir_expression_operation = [
# operand0 is the vector
# operand1 is the value to write into the vector result
# operand2 is the index in operand0 to be modified
- operation("vector_insert", 3),
+ operation("vector_insert", 3, source_types=all_types, c_expression="anything-except-None"),
operation("bitfield_insert", 4),