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| author | Jose E. Marchesi <jose.marchesi@oracle.com> | 2020-05-28 16:53:54 +0200 |
|---|---|---|
| committer | Jose E. Marchesi <jose.marchesi@oracle.com> | 2020-05-28 21:52:31 +0200 |
| commit | 78c1c35437a013c63acbff6926ff8d254e283d69 (patch) | |
| tree | 96a630975112891435c7b7dc926c75d1204ccbc0 /opcodes/bpf-opc.h | |
| parent | 989ade05525047fc6b94f24ece5fc09e076027b0 (diff) | |
| download | gdb-78c1c35437a013c63acbff6926ff8d254e283d69.zip gdb-78c1c35437a013c63acbff6926ff8d254e283d69.tar.gz gdb-78c1c35437a013c63acbff6926ff8d254e283d69.tar.bz2 | |
cpu,opcodes: add instruction semantics to bpf.cpu and minor fixes
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.
Diffstat (limited to 'opcodes/bpf-opc.h')
| -rw-r--r-- | opcodes/bpf-opc.h | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/opcodes/bpf-opc.h b/opcodes/bpf-opc.h index 2dedae4..ec0c2d3 100644 --- a/opcodes/bpf-opc.h +++ b/opcodes/bpf-opc.h @@ -58,9 +58,9 @@ typedef enum cgen_insn_type { , BPF_INSN_LSH32RLE, BPF_INSN_RSHILE, BPF_INSN_RSHRLE, BPF_INSN_RSH32ILE , BPF_INSN_RSH32RLE, BPF_INSN_MODILE, BPF_INSN_MODRLE, BPF_INSN_MOD32ILE , BPF_INSN_MOD32RLE, BPF_INSN_XORILE, BPF_INSN_XORRLE, BPF_INSN_XOR32ILE - , BPF_INSN_XOR32RLE, BPF_INSN_MOVILE, BPF_INSN_MOVRLE, BPF_INSN_MOV32ILE - , BPF_INSN_MOV32RLE, BPF_INSN_ARSHILE, BPF_INSN_ARSHRLE, BPF_INSN_ARSH32ILE - , BPF_INSN_ARSH32RLE, BPF_INSN_NEGLE, BPF_INSN_NEG32LE, BPF_INSN_ADDIBE + , BPF_INSN_XOR32RLE, BPF_INSN_ARSHILE, BPF_INSN_ARSHRLE, BPF_INSN_ARSH32ILE + , BPF_INSN_ARSH32RLE, BPF_INSN_NEGLE, BPF_INSN_NEG32LE, BPF_INSN_MOVILE + , BPF_INSN_MOVRLE, BPF_INSN_MOV32ILE, BPF_INSN_MOV32RLE, BPF_INSN_ADDIBE , BPF_INSN_ADDRBE, BPF_INSN_ADD32IBE, BPF_INSN_ADD32RBE, BPF_INSN_SUBIBE , BPF_INSN_SUBRBE, BPF_INSN_SUB32IBE, BPF_INSN_SUB32RBE, BPF_INSN_MULIBE , BPF_INSN_MULRBE, BPF_INSN_MUL32IBE, BPF_INSN_MUL32RBE, BPF_INSN_DIVIBE @@ -70,10 +70,10 @@ typedef enum cgen_insn_type { , BPF_INSN_LSHRBE, BPF_INSN_LSH32IBE, BPF_INSN_LSH32RBE, BPF_INSN_RSHIBE , BPF_INSN_RSHRBE, BPF_INSN_RSH32IBE, BPF_INSN_RSH32RBE, BPF_INSN_MODIBE , BPF_INSN_MODRBE, BPF_INSN_MOD32IBE, BPF_INSN_MOD32RBE, BPF_INSN_XORIBE - , BPF_INSN_XORRBE, BPF_INSN_XOR32IBE, BPF_INSN_XOR32RBE, BPF_INSN_MOVIBE - , BPF_INSN_MOVRBE, BPF_INSN_MOV32IBE, BPF_INSN_MOV32RBE, BPF_INSN_ARSHIBE + , BPF_INSN_XORRBE, BPF_INSN_XOR32IBE, BPF_INSN_XOR32RBE, BPF_INSN_ARSHIBE , BPF_INSN_ARSHRBE, BPF_INSN_ARSH32IBE, BPF_INSN_ARSH32RBE, BPF_INSN_NEGBE - , BPF_INSN_NEG32BE, BPF_INSN_ENDLELE, BPF_INSN_ENDBELE, BPF_INSN_ENDLEBE + , BPF_INSN_NEG32BE, BPF_INSN_MOVIBE, BPF_INSN_MOVRBE, BPF_INSN_MOV32IBE + , BPF_INSN_MOV32RBE, BPF_INSN_ENDLELE, BPF_INSN_ENDBELE, BPF_INSN_ENDLEBE , BPF_INSN_ENDBEBE, BPF_INSN_LDDWLE, BPF_INSN_LDDWBE, BPF_INSN_LDABSW , BPF_INSN_LDABSH, BPF_INSN_LDABSB, BPF_INSN_LDABSDW, BPF_INSN_LDINDWLE , BPF_INSN_LDINDHLE, BPF_INSN_LDINDBLE, BPF_INSN_LDINDDWLE, BPF_INSN_LDINDWBE @@ -105,16 +105,16 @@ typedef enum cgen_insn_type { , BPF_INSN_JSGTRBE, BPF_INSN_JSGT32IBE, BPF_INSN_JSGT32RBE, BPF_INSN_JSGEIBE , BPF_INSN_JSGERBE, BPF_INSN_JSGE32IBE, BPF_INSN_JSGE32RBE, BPF_INSN_JSLTIBE , BPF_INSN_JSLTRBE, BPF_INSN_JSLT32IBE, BPF_INSN_JSLT32RBE, BPF_INSN_JSLEIBE - , BPF_INSN_JSLERBE, BPF_INSN_JSLE32IBE, BPF_INSN_JSLE32RBE, BPF_INSN_JA - , BPF_INSN_CALL, BPF_INSN_EXIT, BPF_INSN_XADDDWLE, BPF_INSN_XADDWLE - , BPF_INSN_XADDDWBE, BPF_INSN_XADDWBE + , BPF_INSN_JSLERBE, BPF_INSN_JSLE32IBE, BPF_INSN_JSLE32RBE, BPF_INSN_CALLLE + , BPF_INSN_CALLBE, BPF_INSN_JA, BPF_INSN_EXIT, BPF_INSN_XADDDWLE + , BPF_INSN_XADDWLE, BPF_INSN_XADDDWBE, BPF_INSN_XADDWBE, BPF_INSN_BRKPT } CGEN_INSN_TYPE; /* Index of `invalid' insn place holder. */ #define CGEN_INSN_INVALID BPF_INSN_INVALID /* Total number of insns in table. */ -#define MAX_INSNS ((int) BPF_INSN_XADDWBE + 1) +#define MAX_INSNS ((int) BPF_INSN_BRKPT + 1) /* This struct records data prior to insertion or after extraction. */ struct cgen_fields |