ColdFire target.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2196 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 83 insertions, 0 deletions

diff --git a/target-m68k/op-hacks.h b/target-m68k/op-hacks.h
new file mode 100644
index 0000000000..c7865638ee
--- /dev/null
+++ b/target-m68k/op-hacks.h
@@ -0,0 +1,83 @@
+/* Various hacks to make code written for a dynamic code generator work
+   with regular QEMU.  */
+
+static int free_qreg;
+
+#define QMODE_I32 1
+#define QMODE_F32 1
+#define QMODE_F64 2
+
+static inline int gen_new_qreg(int mode)
+{
+    int qreg;
+
+    qreg = free_qreg;
+    free_qreg += mode;
+    if (free_qreg > MAX_QREGS) {
+        fprintf(stderr, "qreg overflow\n");
+        abort();
+    }
+    return qreg + TARGET_NUM_QREGS;
+}
+
+static inline int gen_im32(uint32_t i)
+{
+    int qreg = gen_new_qreg(QMODE_I32);
+    gen_op_mov32_im(qreg, i);
+    return qreg;
+}
+
+static inline void gen_op_ldf32(int dest, int addr)
+{
+    gen_op_ld32(dest, addr);
+}
+
+static inline void gen_op_stf32(int addr, int dest)
+{
+    gen_op_st32(addr, dest);
+}
+
+static inline void gen_op_pack_32_f32(int dest, int src)
+{
+    gen_op_mov32(dest, src);
+}
+
+static inline void gen_op_pack_f32_32(int dest, int src)
+{
+    gen_op_mov32(dest, src);
+}
+
+static inline void gen_op_flags_set(void)
+{
+    /* Dummy op.  */
+}
+
+static inline void gen_op_shl_im_cc(int val, int shift)
+{
+    gen_op_shl_cc(val, gen_im32(shift));
+}
+
+static inline void gen_op_shr_im_cc(int val, int shift)
+{
+    gen_op_shr_cc(val, gen_im32(shift));
+}
+
+static inline void gen_op_sar_im_cc(int val, int shift)
+{
+    gen_op_sar_cc(val, gen_im32(shift));
+}
+
+#ifdef USE_DIRECT_JUMP
+#define TBPARAM(x)
+#else
+#define TBPARAM(x) (long)(x)
+#endif
+
+static inline void gen_op_goto_tb(int dummy, int n, long tb)
+{
+    if (n == 0) {
+        gen_op_goto_tb0(TBPARAM(tb));
+    } else {
+        gen_op_goto_tb1(TBPARAM(tb));
+    }
+}