Hexagon (target/hexagon) opcode data structures

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <1612763186-18161-24-git-send-email-tsimpson@quicinc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

target/hexagon/opcodes.h

@@ -0,0 +1,58 @@
+/*
+ *  Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef HEXAGON_OPCODES_H
+#define HEXAGON_OPCODES_H
+
+typedef enum {
+#define OPCODE(IID) IID
+#include "opcodes_def_generated.h.inc"
+    XX_LAST_OPCODE
+#undef OPCODE
+} Opcode;
+
+typedef enum {
+    NORMAL,
+    HALF,
+    SUBINSN_A,
+    SUBINSN_L1,
+    SUBINSN_L2,
+    SUBINSN_S1,
+    SUBINSN_S2,
+    EXT_noext,
+    EXT_mmvec,
+    XX_LAST_ENC_CLASS
+} EncClass;
+
+extern const char * const opcode_names[];
+
+extern const char * const opcode_reginfo[];
+extern const char * const opcode_rregs[];
+extern const char * const opcode_wregs[];
+
+typedef struct {
+    const char * const encoding;
+    const EncClass enc_class;
+} OpcodeEncoding;
+
+extern const OpcodeEncoding opcode_encodings[XX_LAST_OPCODE];
+
+void opcode_init(void);
+
+int opcode_which_immediate_is_extended(Opcode opcode);
+
+#endif