cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ppc-opcode.h (1079B)

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