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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __ASM_INSN_DEF_H
#define __ASM_INSN_DEF_H
#include <asm/asm.h>
#define INSN_R_FUNC7_SHIFT 25
#define INSN_R_RS2_SHIFT 20
#define INSN_R_RS1_SHIFT 15
#define INSN_R_FUNC3_SHIFT 12
#define INSN_R_RD_SHIFT 7
#define INSN_R_OPCODE_SHIFT 0
#ifdef __ASSEMBLY__
#ifdef CONFIG_AS_HAS_INSN
.macro insn_r, opcode, func3, func7, rd, rs1, rs2
.insn r \opcode, \func3, \func7, \rd, \rs1, \rs2
.endm
#else
#include <asm/gpr-num.h>
.macro insn_r, opcode, func3, func7, rd, rs1, rs2
.4byte ((\opcode << INSN_R_OPCODE_SHIFT) | \
(\func3 << INSN_R_FUNC3_SHIFT) | \
(\func7 << INSN_R_FUNC7_SHIFT) | \
(.L__gpr_num_\rd << INSN_R_RD_SHIFT) | \
(.L__gpr_num_\rs1 << INSN_R_RS1_SHIFT) | \
(.L__gpr_num_\rs2 << INSN_R_RS2_SHIFT))
.endm
#endif
#define __INSN_R(...) insn_r __VA_ARGS__
#else /* ! __ASSEMBLY__ */
#ifdef CONFIG_AS_HAS_INSN
#define __INSN_R(opcode, func3, func7, rd, rs1, rs2) \
".insn r " opcode ", " func3 ", " func7 ", " rd ", " rs1 ", " rs2 "\n"
#else
#include <linux/stringify.h>
#include <asm/gpr-num.h>
#define DEFINE_INSN_R \
__DEFINE_ASM_GPR_NUMS \
" .macro insn_r, opcode, func3, func7, rd, rs1, rs2\n" \
" .4byte ((\\opcode << " __stringify(INSN_R_OPCODE_SHIFT) ") |" \
" (\\func3 << " __stringify(INSN_R_FUNC3_SHIFT) ") |" \
" (\\func7 << " __stringify(INSN_R_FUNC7_SHIFT) ") |" \
" (.L__gpr_num_\\rd << " __stringify(INSN_R_RD_SHIFT) ") |" \
" (.L__gpr_num_\\rs1 << " __stringify(INSN_R_RS1_SHIFT) ") |" \
" (.L__gpr_num_\\rs2 << " __stringify(INSN_R_RS2_SHIFT) "))\n" \
" .endm\n"
#define UNDEFINE_INSN_R \
" .purgem insn_r\n"
#define __INSN_R(opcode, func3, func7, rd, rs1, rs2) \
DEFINE_INSN_R \
"insn_r " opcode ", " func3 ", " func7 ", " rd ", " rs1 ", " rs2 "\n" \
UNDEFINE_INSN_R
#endif
#endif /* ! __ASSEMBLY__ */
#define INSN_R(opcode, func3, func7, rd, rs1, rs2) \
__INSN_R(RV_##opcode, RV_##func3, RV_##func7, \
RV_##rd, RV_##rs1, RV_##rs2)
#define RV_OPCODE(v) __ASM_STR(v)
#define RV_FUNC3(v) __ASM_STR(v)
#define RV_FUNC7(v) __ASM_STR(v)
#define RV_RD(v) __ASM_STR(v)
#define RV_RS1(v) __ASM_STR(v)
#define RV_RS2(v) __ASM_STR(v)
#define __RV_REG(v) __ASM_STR(x ## v)
#define RV___RD(v) __RV_REG(v)
#define RV___RS1(v) __RV_REG(v)
#define RV___RS2(v) __RV_REG(v)
#endif /* __ASM_INSN_DEF_H */
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