target/riscv: Move gen_cmpxchg before adding amocas.[b|h]

Signed-off-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20240709113652.1239-9-zhiwei_liu@linux.alibaba.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>

target/riscv/insn_trans/trans_rvzacas.c.inc

@@ -22,19 +22,6 @@
     }                                     \
 } while (0)
 
-static bool gen_cmpxchg(DisasContext *ctx, arg_atomic *a, MemOp mop)
-{
-    TCGv dest = get_gpr(ctx, a->rd, EXT_NONE);
-    TCGv src1 = get_address(ctx, a->rs1, 0);
-    TCGv src2 = get_gpr(ctx, a->rs2, EXT_NONE);
-
-    decode_save_opc(ctx);
-    tcg_gen_atomic_cmpxchg_tl(dest, src1, dest, src2, ctx->mem_idx, mop);
-
-    gen_set_gpr(ctx, a->rd, dest);
-    return true;
-}
-
 static bool trans_amocas_w(DisasContext *ctx, arg_amocas_w *a)
 {
     REQUIRE_ZACAS(ctx);

target/riscv/translate.c

@@ -1099,6 +1099,19 @@ static bool gen_amo(DisasContext *ctx, arg_atomic *a,
     return true;
 }
 
+static bool gen_cmpxchg(DisasContext *ctx, arg_atomic *a, MemOp mop)
+{
+    TCGv dest = get_gpr(ctx, a->rd, EXT_NONE);
+    TCGv src1 = get_address(ctx, a->rs1, 0);
+    TCGv src2 = get_gpr(ctx, a->rs2, EXT_NONE);
+
+    decode_save_opc(ctx);
+    tcg_gen_atomic_cmpxchg_tl(dest, src1, dest, src2, ctx->mem_idx, mop);
+
+    gen_set_gpr(ctx, a->rd, dest);
+    return true;
+}
+
 static uint32_t opcode_at(DisasContextBase *dcbase, target_ulong pc)
 {
     DisasContext *ctx = container_of(dcbase, DisasContext, base);