qemu/tcg/tcg.c

566  * @i3: third move description
569  * As tcg_out_movext, for all of @i1, @i2 and @i3, caring for overlap
574                             const TCGMovExtend *i2, const TCGMovExtend *i3,
579     TCGReg src3 = i3->src;
583         tcg_out_movext2(s, i2, i3, scratch);
588         tcg_out_movext2(s, i1, i3, scratch);
591     if (i3->dst != src1 && i3->dst != src2) {
592         tcg_out_movext1(s, i3);
602     if (i1->dst == src2 && i2->dst == src3 && i3->dst == src1) {
605             tcg_out_xchg(s, MAX(i2->src_type, i3->src_type), src2, src3);
609             tcg_out_movext1_new_src(s, i3, i3->dst);
613             tcg_out_movext1(s, i3);
617     } else if (i1->dst == src3 && i2->dst == src1 && i3->dst == src2) {
619         if (tcg_out_xchg(s, MAX(i2->src_type, i3->src_type), src2, src3)) {
624             tcg_out_movext1_new_src(s, i3, i3->dst);
629             tcg_out_movext1(s, i3);