diff options
| author | Eric Anholt <[email protected]> | 2010-07-13 15:37:57 -0700 |
|---|---|---|
| committer | Eric Anholt <[email protected]> | 2010-07-18 18:12:12 -0700 |
| commit | 9be7f638130f46a9df2bfbcd4a03b36de9e4f3aa (patch) | |
| tree | 5db2a2e0c0198c2960bfcb3051ffbeeda8757573 /src/mesa | |
| parent | 87a2ee8db6222006480bd0e0ac58b77795c5d951 (diff) | |
glsl2: Make cross() be an expression operation.
ARB_fp, ARB_vp, Mesa IR, and the 965 vertex shader all have
instructions for cross. Shaves 12 Mesa instructions off of a
66-instruction shader I have.
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/shader/ir_to_mesa.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mesa/shader/ir_to_mesa.cpp b/src/mesa/shader/ir_to_mesa.cpp index 6ecc6d317c7..f99a1fc4508 100644 --- a/src/mesa/shader/ir_to_mesa.cpp +++ b/src/mesa/shader/ir_to_mesa.cpp @@ -781,6 +781,11 @@ ir_to_mesa_visitor::visit(ir_expression *ir) op[0], op[1]); } break; + + case ir_binop_cross: + ir_to_mesa_emit_op2(ir, OPCODE_XPD, result_dst, op[0], op[1]); + break; + case ir_unop_sqrt: ir_to_mesa_emit_scalar_op1(ir, OPCODE_RSQ, result_dst, op[0]); ir_to_mesa_emit_scalar_op1(ir, OPCODE_RCP, result_dst, result_src); |