diff options
author | Matt Turner <mattst88@gmail.com> | 2013-04-09 22:43:05 -0700 |
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committer | Matt Turner <mattst88@gmail.com> | 2013-05-06 10:17:13 -0700 |
commit | dafd050883660a42b2902388826cfecbfc9b8b83 (patch) | |
tree | ea6bba7a3f32ffab590953297a141c97148d1365 /src/glsl/ir_validate.cpp | |
parent | 9c04b8c28c3a8b60e896492fd1bccc923916c1c4 (diff) |
glsl: Add a pass to lower bitfield-insert into bfm+bfi.
i965/Gen7+ and Radeon/Evergreen+ have bfm/bfi instructions to implement
bitfieldInsert() from ARB_gpu_shader5.
v2: Add ir_binop_bfm and ir_triop_bfi to st_glsl_to_tgsi.cpp.
Remove spurious temporary assignment and dereference.
Reviewed-by: Chris Forbes <chrisf@ijw.co.nz>
Diffstat (limited to 'src/glsl/ir_validate.cpp')
-rw-r--r-- | src/glsl/ir_validate.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/glsl/ir_validate.cpp b/src/glsl/ir_validate.cpp index 4a8df6953ee..26f09c71f63 100644 --- a/src/glsl/ir_validate.cpp +++ b/src/glsl/ir_validate.cpp @@ -474,6 +474,12 @@ ir_validate::visit_leave(ir_expression *ir) assert(ir->operands[1]->type == glsl_type::float_type); break; + case ir_binop_bfm: + assert(ir->type->is_integer()); + assert(ir->operands[0]->type->is_integer()); + assert(ir->operands[1]->type->is_integer()); + break; + case ir_binop_ubo_load: assert(ir->operands[0]->as_constant()); assert(ir->operands[0]->type == glsl_type::uint_type); @@ -487,6 +493,12 @@ ir_validate::visit_leave(ir_expression *ir) assert(ir->operands[2]->type == ir->operands[0]->type || ir->operands[2]->type == glsl_type::float_type); break; + case ir_triop_bfi: + assert(ir->operands[0]->type->is_integer()); + assert(ir->operands[1]->type == ir->operands[2]->type); + assert(ir->operands[1]->type == ir->type); + break; + case ir_triop_bitfield_extract: assert(ir->operands[0]->type == ir->type); assert(ir->operands[1]->type == glsl_type::int_type); |