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i965/nir/vec4: Implement non-vector comparison ops

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Adds NIR ALU operations:
   * nir_op_flt
   * nir_op_ilt
   * nir_op_ult
   * nir_op_fge
   * nir_op_ige
   * nir_op_uge
   * nir_op_feq
   * nir_op_ieq
   * nir_op_fne
   * nir_op_ine

Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
This commit is contained in:
Antia Puentes 2015-06-17 00:49:42 +02:00 • committed by Jason Ekstrand
parent b9c41affcf
commit 84d4a9dc2c
1 changed files with 14 additions and 0 deletions
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14
src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
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@ -908,6 +908,20 @@ vec4_visitor::nir_emit_alu(nir_alu_instr *instr)
case nir_op_fddy_fine:
unreachable("derivatives are not valid in vertex shaders");
case nir_op_flt:
case nir_op_ilt:
case nir_op_ult:
case nir_op_fge:
case nir_op_ige:
case nir_op_uge:
case nir_op_feq:
case nir_op_ieq:
case nir_op_fne:
case nir_op_ine:
emit(CMP(dst, op[0], op[1],
brw_conditional_for_nir_comparison(instr->op)));
break;
default:
unreachable("Unimplemented ALU operation");
}