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i965/nir/vec4: Implement single-element "mov" operations

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Adds NIR ALU operations:
   * nir_op_imov
   * nir_op_fmov

Reviewed-by: Jason Ekstrand <jason.ekstrand@intel.com>
This commit is contained in:
Antia Puentes 2015-06-16 22:52:29 +02:00 • committed by Jason Ekstrand
parent 9e5d827f45
commit 79154d99d6
1 changed files with 13 additions and 0 deletions
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13
src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
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@ -655,6 +655,8 @@ brw_swizzle_for_nir_swizzle(uint8_t swizzle[4])
void
vec4_visitor::nir_emit_alu(nir_alu_instr *instr)
{
vec4_instruction *inst;
dst_reg dst = get_nir_dest(instr->dest.dest,
nir_op_infos[instr->op].output_type);
dst.writemask = instr->dest.write_mask;
@ -667,6 +669,17 @@ vec4_visitor::nir_emit_alu(nir_alu_instr *instr)
op[i].abs = instr->src[i].abs;
op[i].negate = instr->src[i].negate;
}
switch (instr->op) {
case nir_op_imov:
case nir_op_fmov:
inst = emit(MOV(dst, op[0]));
inst->saturate = instr->dest.saturate;
break;
default:
unreachable("Unimplemented ALU operation");
}
}
void