feat(ittage): Reuse always_taken to mark the first occurrence of the jalr inst

[sleep-zzz]

Reuse always_taken to mark the first occurrence of the jalr instruction and rename always_taken to strong_bias.

[XiangShanRobot]

[Generated by IPC robot]
commit: d2137e7

commit	astar	copy_and_run	coremark	gcc	gromacs	lbm	linux	mcf	microbench	milc	namd	povray	wrf	xalancbmk
d2137e7	1.917	0.451	2.697	1.191	2.820	2.464	2.401	0.922	1.424	1.616	3.413	2.736	2.419	3.275

master branch:

commit	astar	copy_and_run	coremark	gcc	gromacs	lbm	linux	mcf	microbench	milc	namd	povray	wrf	xalancbmk
ecac006	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
9acb8f9	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
d904dcf	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
9d3877d	1.928	0.450	2.703	1.192	2.812	2.465	2.400	0.915	1.395	1.626	3.420	2.755	2.428	3.271
2b20b83	1.928	0.450	2.703	1.192	2.812	2.465	2.400	0.915	1.395	1.626	3.420	2.755	2.428	3.271
8bb30a5	1.928	0.450	2.703	1.192	2.812	2.465	2.400	0.915	1.395	1.626	3.420	2.755	2.428	3.271
7a59a48	1.935	0.450	2.703	1.192	2.812	2.465	2.400	0.915	1.395	1.626	3.420	2.755	2.428	3.271
676ddb7	1.936	0.450	2.701	1.198	2.812	2.465	2.403	0.914	1.394	1.626	3.424	2.745	2.428	3.271
0861ab0	1.936	0.450	2.701	1.198	2.812	2.465	2.403	0.914	1.394	1.626	3.424	2.745	2.428	3.271
ea2894c	1.924	0.450	2.701	1.198	2.812	2.465	2.403	0.914	1.394	1.626	3.424	2.745	2.428	3.271

[XiangShanRobot]

[Generated by IPC robot]
commit: 1d1cc1b

commit	astar	copy_and_run	coremark	gcc	gromacs	lbm	linux	mcf	microbench	milc	namd	povray	wrf	xalancbmk
1d1cc1b	1.910	0.451	2.697	1.191	2.820	2.464	2.401	0.920	1.394	1.616	3.413	2.736	2.419	3.275

master branch:

commit	astar	copy_and_run	coremark	gcc	gromacs	lbm	linux	mcf	microbench	milc	namd	povray	wrf	xalancbmk
064c9c5	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.390	1.616	3.413	2.734	2.419	3.275
f634b23	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
8c0eee9		0.451	2.705				2.401	0.920	1.394			2.734		3.275
fab8b27	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
eb5aa89	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
21f3709	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
cbbad3d	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
93f531d	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
bfc5d9a	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275
fe3c789	1.926	0.451	2.705	1.192	2.824	2.464	2.401	0.920	1.394	1.616	3.413	2.734	2.419	3.275