xref: /OK3568_Linux_fs/kernel/tools/testing/selftests/powerpc/stringloops/asm/ppc-opcode.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright 2009 Freescale Semiconductor, Inc.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * provides masks and opcode images for use by code generation, emulation
6*4882a593Smuzhiyun  * and for instructions that older assemblers might not know about
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun #ifndef _ASM_POWERPC_PPC_OPCODE_H
9*4882a593Smuzhiyun #define _ASM_POWERPC_PPC_OPCODE_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #  define stringify_in_c(...)	__VA_ARGS__
13*4882a593Smuzhiyun #  define ASM_CONST(x)		x
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #define PPC_INST_VCMPEQUD_RC		0x100000c7
17*4882a593Smuzhiyun #define PPC_INST_VCMPEQUB_RC		0x10000006
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #define __PPC_RC21     (0x1 << 10)
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun /* macros to insert fields into opcodes */
22*4882a593Smuzhiyun #define ___PPC_RA(a)	(((a) & 0x1f) << 16)
23*4882a593Smuzhiyun #define ___PPC_RB(b)	(((b) & 0x1f) << 11)
24*4882a593Smuzhiyun #define ___PPC_RS(s)	(((s) & 0x1f) << 21)
25*4882a593Smuzhiyun #define ___PPC_RT(t)	___PPC_RS(t)
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #define VCMPEQUD_RC(vrt, vra, vrb)	stringify_in_c(.long PPC_INST_VCMPEQUD_RC | \
28*4882a593Smuzhiyun 			      ___PPC_RT(vrt) | ___PPC_RA(vra) | \
29*4882a593Smuzhiyun 			      ___PPC_RB(vrb) | __PPC_RC21)
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun #define VCMPEQUB_RC(vrt, vra, vrb)	stringify_in_c(.long PPC_INST_VCMPEQUB_RC | \
32*4882a593Smuzhiyun 			      ___PPC_RT(vrt) | ___PPC_RA(vra) | \
33*4882a593Smuzhiyun 			      ___PPC_RB(vrb) | __PPC_RC21)
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun #endif /* _ASM_POWERPC_PPC_OPCODE_H */
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