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disas/riscv: Move types/constants to new header file

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In order to enable vendor disassembler support, we need to
move types and constants into a header file so that other
compilation units can use them as well.

This patch does not introduce any functional changes.

Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Christoph Müllner <christoph.muellner@vrull.eu>
Message-Id: <20230612111034.3955227-4-christoph.muellner@vrull.eu>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Christoph Müllner 2023-06-12 13:10:29 +02:00 committed by Alistair Francis
parent 2e8c1e0215
commit 5d326db2f9
2 changed files with 283 additions and 269 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

270
disas/riscv.c
View File

@ -20,157 +20,7 @@
#include "qemu/osdep.h"
#include "disas/dis-asm.h"
#include "target/riscv/cpu_cfg.h"
/* types */
typedef uint64_t rv_inst;
typedef uint16_t rv_opcode;
/* enums */
typedef enum {
rv32,
rv64,
rv128
} rv_isa;
typedef enum {
rv_rm_rne = 0,
rv_rm_rtz = 1,
rv_rm_rdn = 2,
rv_rm_rup = 3,
rv_rm_rmm = 4,
rv_rm_dyn = 7,
} rv_rm;
typedef enum {
rv_fence_i = 8,
rv_fence_o = 4,
rv_fence_r = 2,
rv_fence_w = 1,
} rv_fence;
typedef enum {
rv_ireg_zero,
rv_ireg_ra,
rv_ireg_sp,
rv_ireg_gp,
rv_ireg_tp,
rv_ireg_t0,
rv_ireg_t1,
rv_ireg_t2,
rv_ireg_s0,
rv_ireg_s1,
rv_ireg_a0,
rv_ireg_a1,
rv_ireg_a2,
rv_ireg_a3,
rv_ireg_a4,
rv_ireg_a5,
rv_ireg_a6,
rv_ireg_a7,
rv_ireg_s2,
rv_ireg_s3,
rv_ireg_s4,
rv_ireg_s5,
rv_ireg_s6,
rv_ireg_s7,
rv_ireg_s8,
rv_ireg_s9,
rv_ireg_s10,
rv_ireg_s11,
rv_ireg_t3,
rv_ireg_t4,
rv_ireg_t5,
rv_ireg_t6,
} rv_ireg;
typedef enum {
rvc_end,
rvc_rd_eq_ra,
rvc_rd_eq_x0,
rvc_rs1_eq_x0,
rvc_rs2_eq_x0,
rvc_rs2_eq_rs1,
rvc_rs1_eq_ra,
rvc_imm_eq_zero,
rvc_imm_eq_n1,
rvc_imm_eq_p1,
rvc_csr_eq_0x001,
rvc_csr_eq_0x002,
rvc_csr_eq_0x003,
rvc_csr_eq_0xc00,
rvc_csr_eq_0xc01,
rvc_csr_eq_0xc02,
rvc_csr_eq_0xc80,
rvc_csr_eq_0xc81,
rvc_csr_eq_0xc82,
} rvc_constraint;
typedef enum {
rv_codec_illegal,
rv_codec_none,
rv_codec_u,
rv_codec_uj,
rv_codec_i,
rv_codec_i_sh5,
rv_codec_i_sh6,
rv_codec_i_sh7,
rv_codec_i_csr,
rv_codec_s,
rv_codec_sb,
rv_codec_r,
rv_codec_r_m,
rv_codec_r4_m,
rv_codec_r_a,
rv_codec_r_l,
rv_codec_r_f,
rv_codec_cb,
rv_codec_cb_imm,
rv_codec_cb_sh5,
rv_codec_cb_sh6,
rv_codec_ci,
rv_codec_ci_sh5,
rv_codec_ci_sh6,
rv_codec_ci_16sp,
rv_codec_ci_lwsp,
rv_codec_ci_ldsp,
rv_codec_ci_lqsp,
rv_codec_ci_li,
rv_codec_ci_lui,
rv_codec_ci_none,
rv_codec_ciw_4spn,
rv_codec_cj,
rv_codec_cj_jal,
rv_codec_cl_lw,
rv_codec_cl_ld,
rv_codec_cl_lq,
rv_codec_cr,
rv_codec_cr_mv,
rv_codec_cr_jalr,
rv_codec_cr_jr,
rv_codec_cs,
rv_codec_cs_sw,
rv_codec_cs_sd,
rv_codec_cs_sq,
rv_codec_css_swsp,
rv_codec_css_sdsp,
rv_codec_css_sqsp,
rv_codec_k_bs,
rv_codec_k_rnum,
rv_codec_v_r,
rv_codec_v_ldst,
rv_codec_v_i,
rv_codec_vsetvli,
rv_codec_vsetivli,
rv_codec_zcb_ext,
rv_codec_zcb_mul,
rv_codec_zcb_lb,
rv_codec_zcb_lh,
rv_codec_zcmp_cm_pushpop,
rv_codec_zcmp_cm_mv,
rv_codec_zcmt_jt,
} rv_codec;
#include "disas/riscv.h"
typedef enum {
rv_op_illegal = 0,
@ -966,51 +816,6 @@ typedef enum {
rv_op_czero_nez = 790,
} rv_op;
/* structures */
typedef struct {
RISCVCPUConfig *cfg;
uint64_t pc;
uint64_t inst;
int32_t imm;
uint16_t op;
uint8_t codec;
uint8_t rd;
uint8_t rs1;
uint8_t rs2;
uint8_t rs3;
uint8_t rm;
uint8_t pred;
uint8_t succ;
uint8_t aq;
uint8_t rl;
uint8_t bs;
uint8_t rnum;
uint8_t vm;
uint32_t vzimm;
uint8_t rlist;
} rv_decode;
typedef struct {
const int op;
const rvc_constraint *constraints;
} rv_comp_data;
enum {
rvcd_imm_nz = 0x1
};
typedef struct {
const char * const name;
const rv_codec codec;
const char * const format;
const rv_comp_data *pseudo;
const short decomp_rv32;
const short decomp_rv64;
const short decomp_rv128;
const short decomp_data;
} rv_opcode_data;
/* register names */
static const char rv_ireg_name_sym[32][5] = {
@ -1034,79 +839,6 @@ static const char rv_vreg_name_sym[32][4] = {
"v24", "v25", "v26", "v27", "v28", "v29", "v30", "v31"
};
/* instruction formats */
#define rv_fmt_none "O\t"
#define rv_fmt_rs1 "O\t1"
#define rv_fmt_offset "O\to"
#define rv_fmt_pred_succ "O\tp,s"
#define rv_fmt_rs1_rs2 "O\t1,2"
#define rv_fmt_rd_imm "O\t0,i"
#define rv_fmt_rd_offset "O\t0,o"
#define rv_fmt_rd_rs1_rs2 "O\t0,1,2"
#define rv_fmt_frd_rs1 "O\t3,1"
#define rv_fmt_frd_frs1 "O\t3,4"
#define rv_fmt_rd_frs1 "O\t0,4"
#define rv_fmt_rd_frs1_frs2 "O\t0,4,5"
#define rv_fmt_frd_frs1_frs2 "O\t3,4,5"
#define rv_fmt_rm_frd_frs1 "O\tr,3,4"
#define rv_fmt_rm_frd_rs1 "O\tr,3,1"
#define rv_fmt_rm_rd_frs1 "O\tr,0,4"
#define rv_fmt_rm_frd_frs1_frs2 "O\tr,3,4,5"
#define rv_fmt_rm_frd_frs1_frs2_frs3 "O\tr,3,4,5,6"
#define rv_fmt_rd_rs1_imm "O\t0,1,i"
#define rv_fmt_rd_rs1_offset "O\t0,1,i"
#define rv_fmt_rd_offset_rs1 "O\t0,i(1)"
#define rv_fmt_frd_offset_rs1 "O\t3,i(1)"
#define rv_fmt_rd_csr_rs1 "O\t0,c,1"
#define rv_fmt_rd_csr_zimm "O\t0,c,7"
#define rv_fmt_rs2_offset_rs1 "O\t2,i(1)"
#define rv_fmt_frs2_offset_rs1 "O\t5,i(1)"
#define rv_fmt_rs1_rs2_offset "O\t1,2,o"
#define rv_fmt_rs2_rs1_offset "O\t2,1,o"
#define rv_fmt_aqrl_rd_rs2_rs1 "OAR\t0,2,(1)"
#define rv_fmt_aqrl_rd_rs1 "OAR\t0,(1)"
#define rv_fmt_rd "O\t0"
#define rv_fmt_rd_zimm "O\t0,7"
#define rv_fmt_rd_rs1 "O\t0,1"
#define rv_fmt_rd_rs2 "O\t0,2"
#define rv_fmt_rs1_offset "O\t1,o"
#define rv_fmt_rs2_offset "O\t2,o"
#define rv_fmt_rs1_rs2_bs "O\t1,2,b"
#define rv_fmt_rd_rs1_rnum "O\t0,1,n"
#define rv_fmt_ldst_vd_rs1_vm "O\tD,(1)m"
#define rv_fmt_ldst_vd_rs1_rs2_vm "O\tD,(1),2m"
#define rv_fmt_ldst_vd_rs1_vs2_vm "O\tD,(1),Fm"
#define rv_fmt_vd_vs2_vs1 "O\tD,F,E"
#define rv_fmt_vd_vs2_vs1_vl "O\tD,F,El"
#define rv_fmt_vd_vs2_vs1_vm "O\tD,F,Em"
#define rv_fmt_vd_vs2_rs1_vl "O\tD,F,1l"
#define rv_fmt_vd_vs2_fs1_vl "O\tD,F,4l"
#define rv_fmt_vd_vs2_rs1_vm "O\tD,F,1m"
#define rv_fmt_vd_vs2_fs1_vm "O\tD,F,4m"
#define rv_fmt_vd_vs2_imm_vl "O\tD,F,il"
#define rv_fmt_vd_vs2_imm_vm "O\tD,F,im"
#define rv_fmt_vd_vs2_uimm_vm "O\tD,F,um"
#define rv_fmt_vd_vs1_vs2_vm "O\tD,E,Fm"
#define rv_fmt_vd_rs1_vs2_vm "O\tD,1,Fm"
#define rv_fmt_vd_fs1_vs2_vm "O\tD,4,Fm"
#define rv_fmt_vd_vs1 "O\tD,E"
#define rv_fmt_vd_rs1 "O\tD,1"
#define rv_fmt_vd_fs1 "O\tD,4"
#define rv_fmt_vd_imm "O\tD,i"
#define rv_fmt_vd_vs2 "O\tD,F"
#define rv_fmt_vd_vs2_vm "O\tD,Fm"
#define rv_fmt_rd_vs2_vm "O\t0,Fm"
#define rv_fmt_rd_vs2 "O\t0,F"
#define rv_fmt_fd_vs2 "O\t3,F"
#define rv_fmt_vd_vm "O\tDm"
#define rv_fmt_vsetvli "O\t0,1,v"
#define rv_fmt_vsetivli "O\t0,u,v"
#define rv_fmt_rs1_rs2_zce_ldst "O\t2,i(1)"
#define rv_fmt_push_rlist "O\tx,-i"
#define rv_fmt_pop_rlist "O\tx,i"
#define rv_fmt_zcmt_index "O\ti"
/* pseudo-instruction constraints */
static const rvc_constraint rvcc_jal[] = { rvc_rd_eq_ra, rvc_end };

282
disas/riscv.h Normal file
View File

@ -0,0 +1,282 @@
/*
* QEMU disassembler -- RISC-V specific header.
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef DISAS_RISCV_H
#define DISAS_RISCV_H
#include "qemu/osdep.h"
#include "target/riscv/cpu_cfg.h"
/* types */
typedef uint64_t rv_inst;
typedef uint16_t rv_opcode;
/* enums */
typedef enum {
rv32,
rv64,
rv128
} rv_isa;
typedef enum {
rv_rm_rne = 0,
rv_rm_rtz = 1,
rv_rm_rdn = 2,
rv_rm_rup = 3,
rv_rm_rmm = 4,
rv_rm_dyn = 7,
} rv_rm;
typedef enum {
rv_fence_i = 8,
rv_fence_o = 4,
rv_fence_r = 2,
rv_fence_w = 1,
} rv_fence;
typedef enum {
rv_ireg_zero,
rv_ireg_ra,
rv_ireg_sp,
rv_ireg_gp,
rv_ireg_tp,
rv_ireg_t0,
rv_ireg_t1,
rv_ireg_t2,
rv_ireg_s0,
rv_ireg_s1,
rv_ireg_a0,
rv_ireg_a1,
rv_ireg_a2,
rv_ireg_a3,
rv_ireg_a4,
rv_ireg_a5,
rv_ireg_a6,
rv_ireg_a7,
rv_ireg_s2,
rv_ireg_s3,
rv_ireg_s4,
rv_ireg_s5,
rv_ireg_s6,
rv_ireg_s7,
rv_ireg_s8,
rv_ireg_s9,
rv_ireg_s10,
rv_ireg_s11,
rv_ireg_t3,
rv_ireg_t4,
rv_ireg_t5,
rv_ireg_t6,
} rv_ireg;
typedef enum {
rvc_end,
rvc_rd_eq_ra,
rvc_rd_eq_x0,
rvc_rs1_eq_x0,
rvc_rs2_eq_x0,
rvc_rs2_eq_rs1,
rvc_rs1_eq_ra,
rvc_imm_eq_zero,
rvc_imm_eq_n1,
rvc_imm_eq_p1,
rvc_csr_eq_0x001,
rvc_csr_eq_0x002,
rvc_csr_eq_0x003,
rvc_csr_eq_0xc00,
rvc_csr_eq_0xc01,
rvc_csr_eq_0xc02,
rvc_csr_eq_0xc80,
rvc_csr_eq_0xc81,
rvc_csr_eq_0xc82,
} rvc_constraint;
typedef enum {
rv_codec_illegal,
rv_codec_none,
rv_codec_u,
rv_codec_uj,
rv_codec_i,
rv_codec_i_sh5,
rv_codec_i_sh6,
rv_codec_i_sh7,
rv_codec_i_csr,
rv_codec_s,
rv_codec_sb,
rv_codec_r,
rv_codec_r_m,
rv_codec_r4_m,
rv_codec_r_a,
rv_codec_r_l,
rv_codec_r_f,
rv_codec_cb,
rv_codec_cb_imm,
rv_codec_cb_sh5,
rv_codec_cb_sh6,
rv_codec_ci,
rv_codec_ci_sh5,
rv_codec_ci_sh6,
rv_codec_ci_16sp,
rv_codec_ci_lwsp,
rv_codec_ci_ldsp,
rv_codec_ci_lqsp,
rv_codec_ci_li,
rv_codec_ci_lui,
rv_codec_ci_none,
rv_codec_ciw_4spn,
rv_codec_cj,
rv_codec_cj_jal,
rv_codec_cl_lw,
rv_codec_cl_ld,
rv_codec_cl_lq,
rv_codec_cr,
rv_codec_cr_mv,
rv_codec_cr_jalr,
rv_codec_cr_jr,
rv_codec_cs,
rv_codec_cs_sw,
rv_codec_cs_sd,
rv_codec_cs_sq,
rv_codec_css_swsp,
rv_codec_css_sdsp,
rv_codec_css_sqsp,
rv_codec_k_bs,
rv_codec_k_rnum,
rv_codec_v_r,
rv_codec_v_ldst,
rv_codec_v_i,
rv_codec_vsetvli,
rv_codec_vsetivli,
rv_codec_zcb_ext,
rv_codec_zcb_mul,
rv_codec_zcb_lb,
rv_codec_zcb_lh,
rv_codec_zcmp_cm_pushpop,
rv_codec_zcmp_cm_mv,
rv_codec_zcmt_jt,
} rv_codec;
/* structures */
typedef struct {
RISCVCPUConfig *cfg;
uint64_t pc;
uint64_t inst;
int32_t imm;
uint16_t op;
uint8_t codec;
uint8_t rd;
uint8_t rs1;
uint8_t rs2;
uint8_t rs3;
uint8_t rm;
uint8_t pred;
uint8_t succ;
uint8_t aq;
uint8_t rl;
uint8_t bs;
uint8_t rnum;
uint8_t vm;
uint32_t vzimm;
uint8_t rlist;
} rv_decode;
typedef struct {
const int op;
const rvc_constraint *constraints;
} rv_comp_data;
enum {
rvcd_imm_nz = 0x1
};
typedef struct {
const char * const name;
const rv_codec codec;
const char * const format;
const rv_comp_data *pseudo;
const short decomp_rv32;
const short decomp_rv64;
const short decomp_rv128;
const short decomp_data;
} rv_opcode_data;
/* instruction formats */
#define rv_fmt_none "O\t"
#define rv_fmt_rs1 "O\t1"
#define rv_fmt_offset "O\to"
#define rv_fmt_pred_succ "O\tp,s"
#define rv_fmt_rs1_rs2 "O\t1,2"
#define rv_fmt_rd_imm "O\t0,i"
#define rv_fmt_rd_offset "O\t0,o"
#define rv_fmt_rd_rs1_rs2 "O\t0,1,2"
#define rv_fmt_frd_rs1 "O\t3,1"
#define rv_fmt_frd_frs1 "O\t3,4"
#define rv_fmt_rd_frs1 "O\t0,4"
#define rv_fmt_rd_frs1_frs2 "O\t0,4,5"
#define rv_fmt_frd_frs1_frs2 "O\t3,4,5"
#define rv_fmt_rm_frd_frs1 "O\tr,3,4"
#define rv_fmt_rm_frd_rs1 "O\tr,3,1"
#define rv_fmt_rm_rd_frs1 "O\tr,0,4"
#define rv_fmt_rm_frd_frs1_frs2 "O\tr,3,4,5"
#define rv_fmt_rm_frd_frs1_frs2_frs3 "O\tr,3,4,5,6"
#define rv_fmt_rd_rs1_imm "O\t0,1,i"
#define rv_fmt_rd_rs1_offset "O\t0,1,i"
#define rv_fmt_rd_offset_rs1 "O\t0,i(1)"
#define rv_fmt_frd_offset_rs1 "O\t3,i(1)"
#define rv_fmt_rd_csr_rs1 "O\t0,c,1"
#define rv_fmt_rd_csr_zimm "O\t0,c,7"
#define rv_fmt_rs2_offset_rs1 "O\t2,i(1)"
#define rv_fmt_frs2_offset_rs1 "O\t5,i(1)"
#define rv_fmt_rs1_rs2_offset "O\t1,2,o"
#define rv_fmt_rs2_rs1_offset "O\t2,1,o"
#define rv_fmt_aqrl_rd_rs2_rs1 "OAR\t0,2,(1)"
#define rv_fmt_aqrl_rd_rs1 "OAR\t0,(1)"
#define rv_fmt_rd "O\t0"
#define rv_fmt_rd_zimm "O\t0,7"
#define rv_fmt_rd_rs1 "O\t0,1"
#define rv_fmt_rd_rs2 "O\t0,2"
#define rv_fmt_rs1_offset "O\t1,o"
#define rv_fmt_rs2_offset "O\t2,o"
#define rv_fmt_rs1_rs2_bs "O\t1,2,b"
#define rv_fmt_rd_rs1_rnum "O\t0,1,n"
#define rv_fmt_ldst_vd_rs1_vm "O\tD,(1)m"
#define rv_fmt_ldst_vd_rs1_rs2_vm "O\tD,(1),2m"
#define rv_fmt_ldst_vd_rs1_vs2_vm "O\tD,(1),Fm"
#define rv_fmt_vd_vs2_vs1 "O\tD,F,E"
#define rv_fmt_vd_vs2_vs1_vl "O\tD,F,El"
#define rv_fmt_vd_vs2_vs1_vm "O\tD,F,Em"
#define rv_fmt_vd_vs2_rs1_vl "O\tD,F,1l"
#define rv_fmt_vd_vs2_fs1_vl "O\tD,F,4l"
#define rv_fmt_vd_vs2_rs1_vm "O\tD,F,1m"
#define rv_fmt_vd_vs2_fs1_vm "O\tD,F,4m"
#define rv_fmt_vd_vs2_imm_vl "O\tD,F,il"
#define rv_fmt_vd_vs2_imm_vm "O\tD,F,im"
#define rv_fmt_vd_vs2_uimm_vm "O\tD,F,um"
#define rv_fmt_vd_vs1_vs2_vm "O\tD,E,Fm"
#define rv_fmt_vd_rs1_vs2_vm "O\tD,1,Fm"
#define rv_fmt_vd_fs1_vs2_vm "O\tD,4,Fm"
#define rv_fmt_vd_vs1 "O\tD,E"
#define rv_fmt_vd_rs1 "O\tD,1"
#define rv_fmt_vd_fs1 "O\tD,4"
#define rv_fmt_vd_imm "O\tD,i"
#define rv_fmt_vd_vs2 "O\tD,F"
#define rv_fmt_vd_vs2_vm "O\tD,Fm"
#define rv_fmt_rd_vs2_vm "O\t0,Fm"
#define rv_fmt_rd_vs2 "O\t0,F"
#define rv_fmt_fd_vs2 "O\t3,F"
#define rv_fmt_vd_vm "O\tDm"
#define rv_fmt_vsetvli "O\t0,1,v"
#define rv_fmt_vsetivli "O\t0,u,v"
#define rv_fmt_rs1_rs2_zce_ldst "O\t2,i(1)"
#define rv_fmt_push_rlist "O\tx,-i"
#define rv_fmt_pop_rlist "O\tx,i"
#define rv_fmt_zcmt_index "O\ti"
#endif /* DISAS_RISCV_H */