target/riscv: Convert RVXM insns to decodetree

Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Peer Adelt <peer.adelt@hni.uni-paderborn.de>

1 files changed, 113 insertions, 0 deletions

diff --git a/target/riscv/insn_trans/trans_rvm.inc.c b/target/riscv/insn_trans/trans_rvm.inc.c
new file mode 100644
index 0000000..69631c9
--- /dev/null
+++ b/target/riscv/insn_trans/trans_rvm.inc.c
@@ -0,0 +1,113 @@
+/*
+ * RISC-V translation routines for the RV64M Standard Extension.
+ *
+ * Copyright (c) 2016-2017 Sagar Karandikar, sagark@eecs.berkeley.edu
+ * Copyright (c) 2018 Peer Adelt, peer.adelt@hni.uni-paderborn.de
+ *                    Bastian Koppelmann, kbastian@mail.uni-paderborn.de
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2 or later, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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/>.
+ */
+
+
+static bool trans_mul(DisasContext *ctx, arg_mul *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_MUL, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_mulh(DisasContext *ctx, arg_mulh *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_MULH, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_mulhsu(DisasContext *ctx, arg_mulhsu *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_MULHSU, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_mulhu(DisasContext *ctx, arg_mulhu *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_MULHU, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_div(DisasContext *ctx, arg_div *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_DIV, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_divu(DisasContext *ctx, arg_divu *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_DIVU, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_rem(DisasContext *ctx, arg_rem *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_REM, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_remu(DisasContext *ctx, arg_remu *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_REMU, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+#ifdef TARGET_RISCV64
+static bool trans_mulw(DisasContext *ctx, arg_mulw *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_MULW, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_divw(DisasContext *ctx, arg_divw *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_DIVW, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_divuw(DisasContext *ctx, arg_divuw *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_DIVUW, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_remw(DisasContext *ctx, arg_remw *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_REMW, a->rd, a->rs1, a->rs2);
+    return true;
+}
+
+static bool trans_remuw(DisasContext *ctx, arg_remuw *a)
+{
+    REQUIRE_EXT(ctx, RVM);
+    gen_arith(ctx, OPC_RISC_REMUW, a->rd, a->rs1, a->rs2);
+    return true;
+}
+#endif