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compiler: Translate GLSL IR to NIR for new INTEL_shader_integer_functions2 expressions

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v2: Rebase on 272e927d0e ("nir/spirv: initial handling of OpenCL.std
extension opcodes")

Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/767>
This commit is contained in:
Ian Romanick 2018-09-12 17:05:14 -07:00 • committed by Marge Bot
parent d3d970166c
commit db649fd582
1 changed files with 30 additions and 0 deletions
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30
src/compiler/glsl/glsl_to_nir.cpp
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@ -1995,6 +1995,9 @@ nir_visitor::visit(ir_expression *ir)
result = type_is_float(types[0]) ? nir_fabs(&b, srcs[0])
: nir_iabs(&b, srcs[0]);
break;
case ir_unop_clz:
result = nir_uclz(&b, srcs[0]);
break;
case ir_unop_saturate:
assert(type_is_float(types[0]));
result = nir_fsat(&b, srcs[0]);
@ -2213,10 +2216,37 @@ nir_visitor::visit(ir_expression *ir)
result = type_is_float(out_type) ? nir_fadd(&b, srcs[0], srcs[1])
: nir_iadd(&b, srcs[0], srcs[1]);
break;
case ir_binop_add_sat:
result = type_is_signed(out_type) ? nir_iadd_sat(&b, srcs[0], srcs[1])
: nir_uadd_sat(&b, srcs[0], srcs[1]);
break;
case ir_binop_sub:
result = type_is_float(out_type) ? nir_fsub(&b, srcs[0], srcs[1])
: nir_isub(&b, srcs[0], srcs[1]);
break;
case ir_binop_sub_sat:
result = type_is_signed(out_type) ? nir_isub_sat(&b, srcs[0], srcs[1])
: nir_usub_sat(&b, srcs[0], srcs[1]);
break;
case ir_binop_abs_sub:
/* out_type is always unsigned for ir_binop_abs_sub, so we have to key
* on the type of the sources.
*/
result = type_is_signed(types[0]) ? nir_uabs_isub(&b, srcs[0], srcs[1])
: nir_uabs_usub(&b, srcs[0], srcs[1]);
break;
case ir_binop_avg:
result = type_is_signed(out_type) ? nir_ihadd(&b, srcs[0], srcs[1])
: nir_uhadd(&b, srcs[0], srcs[1]);
break;
case ir_binop_avg_round:
result = type_is_signed(out_type) ? nir_irhadd(&b, srcs[0], srcs[1])
: nir_urhadd(&b, srcs[0], srcs[1]);
break;
case ir_binop_mul_32x16:
result = type_is_signed(out_type) ? nir_imul_32x16(&b, srcs[0], srcs[1])
: nir_umul_32x16(&b, srcs[0], srcs[1]);
break;
case ir_binop_mul:
if (type_is_float(out_type))
result = nir_fmul(&b, srcs[0], srcs[1]);