hppa_beq
emit(hppa_beq(lo(rs1), lo(rs2), NO_JUMP(0)), ctx);
emit(hppa_beq(HPPA_REG_T1, HPPA_REG_ZERO, NO_JUMP(0)), ctx);
emit(hppa_beq(rd, rs, off), ctx);
emit(hppa_beq(HPPA_REG_TCC_IN_INIT, HPPA_REG_R1, 6 - HPPA_BRANCH_DISPLACEMENT), ctx);
emit(hppa_beq(rd, rs, off), ctx);
emit(hppa_beq(HPPA_REG_ARG1, HPPA_REG_ZERO, 2 - HPPA_BRANCH_DISPLACEMENT), ctx);