diff options
author | Matt Turner <[email protected]> | 2015-11-30 11:56:31 -0800 |
---|---|---|
committer | Matt Turner <[email protected]> | 2015-12-18 13:20:12 -0500 |
commit | 2268a50ffde18f9907ee7321c8b503b52a23fb05 (patch) | |
tree | e6925b8ef4c467966dbd2f799475fb31d738a60e /src/mesa/state_tracker | |
parent | 249bb8961726fe98ea6f3ba625487f6935a9f093 (diff) |
glsl: Remove ir_unop_any.
The GLSL IR to TGSI/Mesa IR paths for any_nequal have the same
optimizations the ir_unop_any paths had.
Reviewed-by: Ian Romanick <[email protected]>
Diffstat (limited to 'src/mesa/state_tracker')
-rw-r--r-- | src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp index b6a0e6b4f4f..89ad6cd8c28 100644 --- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp +++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp @@ -1776,89 +1776,6 @@ glsl_to_tgsi_visitor::visit(ir_expression *ir) } break; - case ir_unop_any: { - assert(ir->operands[0]->type->is_vector()); - - if (native_integers) { - int dst_swizzle = 0, op0_swizzle, i; - st_src_reg accum = op[0]; - - op0_swizzle = op[0].swizzle; - accum.swizzle = MAKE_SWIZZLE4(GET_SWZ(op0_swizzle, 0), - GET_SWZ(op0_swizzle, 0), - GET_SWZ(op0_swizzle, 0), - GET_SWZ(op0_swizzle, 0)); - for (i = 0; i < 4; i++) { - if (result_dst.writemask & (1 << i)) { - dst_swizzle = MAKE_SWIZZLE4(i, i, i, i); - break; - } - } - assert(i != 4); - assert(ir->operands[0]->type->is_boolean()); - - /* OR all the components together, since they should be either 0 or ~0 - */ - switch (ir->operands[0]->type->vector_elements) { - case 4: - op[0].swizzle = MAKE_SWIZZLE4(GET_SWZ(op0_swizzle, 3), - GET_SWZ(op0_swizzle, 3), - GET_SWZ(op0_swizzle, 3), - GET_SWZ(op0_swizzle, 3)); - emit_asm(ir, TGSI_OPCODE_OR, result_dst, accum, op[0]); - accum = st_src_reg(result_dst); - accum.swizzle = dst_swizzle; - /* fallthrough */ - case 3: - op[0].swizzle = MAKE_SWIZZLE4(GET_SWZ(op0_swizzle, 2), - GET_SWZ(op0_swizzle, 2), - GET_SWZ(op0_swizzle, 2), - GET_SWZ(op0_swizzle, 2)); - emit_asm(ir, TGSI_OPCODE_OR, result_dst, accum, op[0]); - accum = st_src_reg(result_dst); - accum.swizzle = dst_swizzle; - /* fallthrough */ - case 2: - op[0].swizzle = MAKE_SWIZZLE4(GET_SWZ(op0_swizzle, 1), - GET_SWZ(op0_swizzle, 1), - GET_SWZ(op0_swizzle, 1), - GET_SWZ(op0_swizzle, 1)); - emit_asm(ir, TGSI_OPCODE_OR, result_dst, accum, op[0]); - break; - default: - assert(!"Unexpected vector size"); - break; - } - } else { - /* After the dot-product, the value will be an integer on the - * range [0,4]. Zero stays zero, and positive values become 1.0. - */ - glsl_to_tgsi_instruction *const dp = - emit_dp(ir, result_dst, op[0], op[0], - ir->operands[0]->type->vector_elements); - if (this->prog->Target == GL_FRAGMENT_PROGRAM_ARB && - result_dst.type == GLSL_TYPE_FLOAT) { - /* The clamping to [0,1] can be done for free in the fragment - * shader with a saturate. - */ - dp->saturate = true; - } else if (result_dst.type == GLSL_TYPE_FLOAT) { - /* Negating the result of the dot-product gives values on the range - * [-4, 0]. Zero stays zero, and negative values become 1.0. This - * is achieved using SLT. - */ - st_src_reg slt_src = result_src; - slt_src.negate = ~slt_src.negate; - emit_asm(ir, TGSI_OPCODE_SLT, result_dst, slt_src, st_src_reg_for_float(0.0)); - } - else { - /* Use SNE 0 if integers are being used as boolean values. */ - emit_asm(ir, TGSI_OPCODE_SNE, result_dst, result_src, st_src_reg_for_int(0)); - } - } - break; - } - case ir_binop_logic_xor: if (native_integers) emit_asm(ir, TGSI_OPCODE_XOR, result_dst, op[0], op[1]); |