i965/vec4: Remove try_emit_saturate
Now that saturate is implemented natively as an instruction, we can cut down on unneeded functionality. Reviewed-by: Matt Turner <mattst88@gmail.com> Reviewed-by: Ian Romanick <ian.d.romanick@intel.com> Signed-off-by: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
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@ -564,7 +564,6 @@ public:
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src_reg orig_src,
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int base_offset);
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bool try_emit_sat(ir_expression *ir);
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bool try_emit_mad(ir_expression *ir);
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bool try_emit_b2f_of_compare(ir_expression *ir);
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void resolve_ud_negate(src_reg *reg);
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@ -1077,24 +1077,6 @@ vec4_visitor::visit(ir_function *ir)
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}
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}
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bool
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vec4_visitor::try_emit_sat(ir_expression *ir)
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{
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ir_rvalue *sat_src = ir->as_rvalue_to_saturate();
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if (!sat_src)
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return false;
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sat_src->accept(this);
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src_reg src = this->result;
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this->result = src_reg(this, ir->type);
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vec4_instruction *inst;
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inst = emit(MOV(dst_reg(this->result), src));
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inst->saturate = true;
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return true;
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}
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bool
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vec4_visitor::try_emit_mad(ir_expression *ir)
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{
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@ -1235,9 +1217,6 @@ vec4_visitor::visit(ir_expression *ir)
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dst_reg result_dst;
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vec4_instruction *inst;
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if (try_emit_sat(ir))
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return;
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if (ir->operation == ir_binop_add) {
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if (try_emit_mad(ir))
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return;
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