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78c1c35437
This patch adds semantic RTL descriptions to the eBPF instructions
defined in cpu/bpf.cpu. It also contains a couple of minor
improvements.
Tested in bpf-unknown-none targets.
No regressions.
cpu/ChangeLog:
2020-05-28 Jose E. Marchesi <jose.marchesi@oracle.com>
David Faust <david.faust@oracle.com>
* bpf.cpu (define-alu-insn-un): Add definitions of semantics.
(define-alu-insn-mov): Likewise.
(daib): Likewise.
(define-alu-instructions): Likewise.
(define-endian-insn): Likewise.
(define-lddw): Likewise.
(dlabs): Likewise.
(dlind): Likewise.
(dxli): Likewise.
(dxsi): Likewise.
(dsti): Likewise.
(define-ldstx-insns): Likewise.
(define-st-insns): Likewise.
(define-cond-jump-insn): Likewise.
(dcji): Likewise.
(define-condjump-insns): Likewise.
(define-call-insn): Likewise.
(ja): Likewise.
("exit"): Likewise.
(define-atomic-insns): Likewise.
(sem-exchange-and-add): New macro.
* bpf.cpu ("brkpt"): New instruction.
(bpfbf): Set word-bitsize to 32 and insn-endian big.
(h-gpr): Prefer r0 to `a' and r6 to `ctx'.
(h-pc): Expand definition.
* bpf.opc (bpf_print_insn): Set endian_code to BIG.
opcodes/ChangeLog:
2020-05-28 Jose E. Marchesi <jose.marchesi@oracle.com>
David Faust <david.faust@oracle.com>
* bpf-desc.c: Regenerate.
* bpf-opc.h: Likewise.
* bpf-opc.c: Likewise.
* bpf-dis.c: Likewise.
162 lines
6.6 KiB
C
162 lines
6.6 KiB
C
/* DO NOT EDIT! -*- buffer-read-only: t -*- vi:set ro: */
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/* Instruction opcode header for bpf.
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THIS FILE IS MACHINE GENERATED WITH CGEN.
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Copyright (C) 1996-2020 Free Software Foundation, Inc.
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This file is part of the GNU Binutils and/or GDB, the GNU debugger.
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This file is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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It is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef BPF_OPC_H
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#define BPF_OPC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* -- opc.h */
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#undef CGEN_DIS_HASH_SIZE
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#define CGEN_DIS_HASH_SIZE 1
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#undef CGEN_DIS_HASH
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#define CGEN_DIS_HASH(buffer, value) 0
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/* Allows reason codes to be output when assembler errors occur. */
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#define CGEN_VERBOSE_ASSEMBLER_ERRORS
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#define CGEN_VALIDATE_INSN_SUPPORTED
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extern int bpf_cgen_insn_supported (CGEN_CPU_DESC, const CGEN_INSN *);
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/* -- opc.c */
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/* Enum declaration for bpf instruction types. */
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typedef enum cgen_insn_type {
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BPF_INSN_INVALID, BPF_INSN_ADDILE, BPF_INSN_ADDRLE, BPF_INSN_ADD32ILE
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, BPF_INSN_ADD32RLE, BPF_INSN_SUBILE, BPF_INSN_SUBRLE, BPF_INSN_SUB32ILE
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, BPF_INSN_SUB32RLE, BPF_INSN_MULILE, BPF_INSN_MULRLE, BPF_INSN_MUL32ILE
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, BPF_INSN_MUL32RLE, BPF_INSN_DIVILE, BPF_INSN_DIVRLE, BPF_INSN_DIV32ILE
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, BPF_INSN_DIV32RLE, BPF_INSN_ORILE, BPF_INSN_ORRLE, BPF_INSN_OR32ILE
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, BPF_INSN_OR32RLE, BPF_INSN_ANDILE, BPF_INSN_ANDRLE, BPF_INSN_AND32ILE
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, BPF_INSN_AND32RLE, BPF_INSN_LSHILE, BPF_INSN_LSHRLE, BPF_INSN_LSH32ILE
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, BPF_INSN_LSH32RLE, BPF_INSN_RSHILE, BPF_INSN_RSHRLE, BPF_INSN_RSH32ILE
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, BPF_INSN_RSH32RLE, BPF_INSN_MODILE, BPF_INSN_MODRLE, BPF_INSN_MOD32ILE
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, BPF_INSN_MOD32RLE, BPF_INSN_XORILE, BPF_INSN_XORRLE, BPF_INSN_XOR32ILE
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, BPF_INSN_XOR32RLE, BPF_INSN_ARSHILE, BPF_INSN_ARSHRLE, BPF_INSN_ARSH32ILE
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, BPF_INSN_ARSH32RLE, BPF_INSN_NEGLE, BPF_INSN_NEG32LE, BPF_INSN_MOVILE
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, BPF_INSN_MOVRLE, BPF_INSN_MOV32ILE, BPF_INSN_MOV32RLE, BPF_INSN_ADDIBE
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, BPF_INSN_ADDRBE, BPF_INSN_ADD32IBE, BPF_INSN_ADD32RBE, BPF_INSN_SUBIBE
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, BPF_INSN_SUBRBE, BPF_INSN_SUB32IBE, BPF_INSN_SUB32RBE, BPF_INSN_MULIBE
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, BPF_INSN_MULRBE, BPF_INSN_MUL32IBE, BPF_INSN_MUL32RBE, BPF_INSN_DIVIBE
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, BPF_INSN_DIVRBE, BPF_INSN_DIV32IBE, BPF_INSN_DIV32RBE, BPF_INSN_ORIBE
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, BPF_INSN_ORRBE, BPF_INSN_OR32IBE, BPF_INSN_OR32RBE, BPF_INSN_ANDIBE
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, BPF_INSN_ANDRBE, BPF_INSN_AND32IBE, BPF_INSN_AND32RBE, BPF_INSN_LSHIBE
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, BPF_INSN_LSHRBE, BPF_INSN_LSH32IBE, BPF_INSN_LSH32RBE, BPF_INSN_RSHIBE
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, BPF_INSN_RSHRBE, BPF_INSN_RSH32IBE, BPF_INSN_RSH32RBE, BPF_INSN_MODIBE
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, BPF_INSN_MODRBE, BPF_INSN_MOD32IBE, BPF_INSN_MOD32RBE, BPF_INSN_XORIBE
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, BPF_INSN_XORRBE, BPF_INSN_XOR32IBE, BPF_INSN_XOR32RBE, BPF_INSN_ARSHIBE
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, BPF_INSN_ARSHRBE, BPF_INSN_ARSH32IBE, BPF_INSN_ARSH32RBE, BPF_INSN_NEGBE
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, BPF_INSN_NEG32BE, BPF_INSN_MOVIBE, BPF_INSN_MOVRBE, BPF_INSN_MOV32IBE
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, BPF_INSN_MOV32RBE, BPF_INSN_ENDLELE, BPF_INSN_ENDBELE, BPF_INSN_ENDLEBE
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, BPF_INSN_ENDBEBE, BPF_INSN_LDDWLE, BPF_INSN_LDDWBE, BPF_INSN_LDABSW
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, BPF_INSN_LDABSH, BPF_INSN_LDABSB, BPF_INSN_LDABSDW, BPF_INSN_LDINDWLE
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, BPF_INSN_LDINDHLE, BPF_INSN_LDINDBLE, BPF_INSN_LDINDDWLE, BPF_INSN_LDINDWBE
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, BPF_INSN_LDINDHBE, BPF_INSN_LDINDBBE, BPF_INSN_LDINDDWBE, BPF_INSN_LDXWLE
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, BPF_INSN_LDXHLE, BPF_INSN_LDXBLE, BPF_INSN_LDXDWLE, BPF_INSN_STXWLE
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, BPF_INSN_STXHLE, BPF_INSN_STXBLE, BPF_INSN_STXDWLE, BPF_INSN_LDXWBE
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, BPF_INSN_LDXHBE, BPF_INSN_LDXBBE, BPF_INSN_LDXDWBE, BPF_INSN_STXWBE
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, BPF_INSN_STXHBE, BPF_INSN_STXBBE, BPF_INSN_STXDWBE, BPF_INSN_STBLE
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, BPF_INSN_STHLE, BPF_INSN_STWLE, BPF_INSN_STDWLE, BPF_INSN_STBBE
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, BPF_INSN_STHBE, BPF_INSN_STWBE, BPF_INSN_STDWBE, BPF_INSN_JEQILE
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, BPF_INSN_JEQRLE, BPF_INSN_JEQ32ILE, BPF_INSN_JEQ32RLE, BPF_INSN_JGTILE
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, BPF_INSN_JGTRLE, BPF_INSN_JGT32ILE, BPF_INSN_JGT32RLE, BPF_INSN_JGEILE
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, BPF_INSN_JGERLE, BPF_INSN_JGE32ILE, BPF_INSN_JGE32RLE, BPF_INSN_JLTILE
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, BPF_INSN_JLTRLE, BPF_INSN_JLT32ILE, BPF_INSN_JLT32RLE, BPF_INSN_JLEILE
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, BPF_INSN_JLERLE, BPF_INSN_JLE32ILE, BPF_INSN_JLE32RLE, BPF_INSN_JSETILE
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, BPF_INSN_JSETRLE, BPF_INSN_JSET32ILE, BPF_INSN_JSET32RLE, BPF_INSN_JNEILE
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, BPF_INSN_JNERLE, BPF_INSN_JNE32ILE, BPF_INSN_JNE32RLE, BPF_INSN_JSGTILE
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, BPF_INSN_JSGTRLE, BPF_INSN_JSGT32ILE, BPF_INSN_JSGT32RLE, BPF_INSN_JSGEILE
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, BPF_INSN_JSGERLE, BPF_INSN_JSGE32ILE, BPF_INSN_JSGE32RLE, BPF_INSN_JSLTILE
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, BPF_INSN_JSLTRLE, BPF_INSN_JSLT32ILE, BPF_INSN_JSLT32RLE, BPF_INSN_JSLEILE
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, BPF_INSN_JSLERLE, BPF_INSN_JSLE32ILE, BPF_INSN_JSLE32RLE, BPF_INSN_JEQIBE
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, BPF_INSN_JEQRBE, BPF_INSN_JEQ32IBE, BPF_INSN_JEQ32RBE, BPF_INSN_JGTIBE
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, BPF_INSN_JGTRBE, BPF_INSN_JGT32IBE, BPF_INSN_JGT32RBE, BPF_INSN_JGEIBE
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, BPF_INSN_JGERBE, BPF_INSN_JGE32IBE, BPF_INSN_JGE32RBE, BPF_INSN_JLTIBE
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, BPF_INSN_JLTRBE, BPF_INSN_JLT32IBE, BPF_INSN_JLT32RBE, BPF_INSN_JLEIBE
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, BPF_INSN_JLERBE, BPF_INSN_JLE32IBE, BPF_INSN_JLE32RBE, BPF_INSN_JSETIBE
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, BPF_INSN_JSETRBE, BPF_INSN_JSET32IBE, BPF_INSN_JSET32RBE, BPF_INSN_JNEIBE
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, BPF_INSN_JNERBE, BPF_INSN_JNE32IBE, BPF_INSN_JNE32RBE, BPF_INSN_JSGTIBE
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, BPF_INSN_JSGTRBE, BPF_INSN_JSGT32IBE, BPF_INSN_JSGT32RBE, BPF_INSN_JSGEIBE
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, BPF_INSN_JSGERBE, BPF_INSN_JSGE32IBE, BPF_INSN_JSGE32RBE, BPF_INSN_JSLTIBE
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, BPF_INSN_JSLTRBE, BPF_INSN_JSLT32IBE, BPF_INSN_JSLT32RBE, BPF_INSN_JSLEIBE
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, BPF_INSN_JSLERBE, BPF_INSN_JSLE32IBE, BPF_INSN_JSLE32RBE, BPF_INSN_CALLLE
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, BPF_INSN_CALLBE, BPF_INSN_JA, BPF_INSN_EXIT, BPF_INSN_XADDDWLE
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, BPF_INSN_XADDWLE, BPF_INSN_XADDDWBE, BPF_INSN_XADDWBE, BPF_INSN_BRKPT
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} CGEN_INSN_TYPE;
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/* Index of `invalid' insn place holder. */
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#define CGEN_INSN_INVALID BPF_INSN_INVALID
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/* Total number of insns in table. */
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#define MAX_INSNS ((int) BPF_INSN_BRKPT + 1)
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/* This struct records data prior to insertion or after extraction. */
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struct cgen_fields
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{
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int length;
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long f_nil;
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long f_anyof;
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long f_op_code;
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long f_op_src;
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long f_op_class;
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long f_op_mode;
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long f_op_size;
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long f_dstle;
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long f_srcle;
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long f_dstbe;
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long f_srcbe;
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long f_regs;
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long f_offset16;
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long f_imm32;
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long f_imm64_a;
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long f_imm64_b;
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long f_imm64_c;
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int64_t f_imm64;
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};
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#define CGEN_INIT_PARSE(od) \
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{\
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}
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#define CGEN_INIT_INSERT(od) \
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{\
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}
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#define CGEN_INIT_EXTRACT(od) \
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{\
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}
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#define CGEN_INIT_PRINT(od) \
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{\
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}
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#ifdef __cplusplus
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}
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#endif
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#endif /* BPF_OPC_H */
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