1! SPDX-License-Identifier: GPL-2.0
2! entry.S macro define
3
4	.macro	cli
5	stc	sr, r0
6	or	#0xf0, r0
7	ldc	r0, sr
8	.endm
9
10	.macro	sti
11	mov	#0xfffffff0, r11
12	extu.b	r11, r11
13	not	r11, r11
14	stc	sr, r10
15	and	r11, r10
16#ifdef CONFIG_CPU_HAS_SR_RB
17	stc	k_g_imask, r11
18	or	r11, r10
19#endif
20	ldc	r10, sr
21	.endm
22
23	.macro	get_current_thread_info, ti, tmp
24#ifdef CONFIG_CPU_HAS_SR_RB
25	stc	r7_bank, \ti
26#else
27	mov	#((THREAD_SIZE - 1) >> 10) ^ 0xff, \tmp
28	shll8	\tmp
29	shll2	\tmp
30	mov	r15, \ti
31	and	\tmp, \ti
32#endif
33	.endm
34
35#ifdef CONFIG_TRACE_IRQFLAGS
36
37	.macro	TRACE_IRQS_ON
38	mov.l	r0, @-r15
39	mov.l	r1, @-r15
40	mov.l	r2, @-r15
41	mov.l	r3, @-r15
42	mov.l	r4, @-r15
43	mov.l	r5, @-r15
44	mov.l	r6, @-r15
45	mov.l	r7, @-r15
46
47	mov.l   7834f, r0
48	jsr	@r0
49	 nop
50
51	mov.l	@r15+, r7
52	mov.l	@r15+, r6
53	mov.l	@r15+, r5
54	mov.l	@r15+, r4
55	mov.l	@r15+, r3
56	mov.l	@r15+, r2
57	mov.l	@r15+, r1
58	mov.l	@r15+, r0
59	mov.l	7834f, r0
60
61	bra	7835f
62	 nop
63	.balign	4
647834:	.long	trace_hardirqs_on
657835:
66	.endm
67	.macro	TRACE_IRQS_OFF
68
69	mov.l	r0, @-r15
70	mov.l	r1, @-r15
71	mov.l	r2, @-r15
72	mov.l	r3, @-r15
73	mov.l	r4, @-r15
74	mov.l	r5, @-r15
75	mov.l	r6, @-r15
76	mov.l	r7, @-r15
77
78	mov.l	7834f, r0
79	jsr	@r0
80	 nop
81
82	mov.l	@r15+, r7
83	mov.l	@r15+, r6
84	mov.l	@r15+, r5
85	mov.l	@r15+, r4
86	mov.l	@r15+, r3
87	mov.l	@r15+, r2
88	mov.l	@r15+, r1
89	mov.l	@r15+, r0
90	mov.l	7834f, r0
91
92	bra	7835f
93	 nop
94	.balign	4
957834:	.long	trace_hardirqs_off
967835:
97	.endm
98
99#else
100	.macro	TRACE_IRQS_ON
101	.endm
102
103	.macro	TRACE_IRQS_OFF
104	.endm
105#endif
106
107#if defined(CONFIG_CPU_SH2A) || defined(CONFIG_CPU_SH4)
108# define PREF(x)	pref	@x
109#else
110# define PREF(x)	nop
111#endif
112
113	/*
114	 * Macro for use within assembly. Because the DWARF unwinder
115	 * needs to use the frame register to unwind the stack, we
116	 * need to setup r14 with the value of the stack pointer as
117	 * the return address is usually on the stack somewhere.
118	 */
119	.macro	setup_frame_reg
120#ifdef CONFIG_DWARF_UNWINDER
121	mov	r15, r14
122#endif
123	.endm
124