tcg: Change TCGType to an enumeration.

The TCGType name was already used consistently.  Changing it
to an enumeration instead of a set of defines aids debugging.
Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

tcg/tcg-op.h

@@ -2175,7 +2175,6 @@ static inline void tcg_gen_qemu_st64(TCGv_i64 arg, TCGv addr, int mem_index)
 #endif /* TCG_TARGET_REG_BITS != 32 */
 
 #if TARGET_LONG_BITS == 64
-#define TCG_TYPE_TL TCG_TYPE_I64
 #define tcg_gen_movi_tl tcg_gen_movi_i64
 #define tcg_gen_mov_tl tcg_gen_mov_i64
 #define tcg_gen_ld8u_tl tcg_gen_ld8u_i64
@@ -2247,7 +2246,6 @@ static inline void tcg_gen_qemu_st64(TCGv_i64 arg, TCGv addr, int mem_index)
 #define tcg_const_tl tcg_const_i64
 #define tcg_const_local_tl tcg_const_local_i64
 #else
-#define TCG_TYPE_TL TCG_TYPE_I32
 #define tcg_gen_movi_tl tcg_gen_movi_i32
 #define tcg_gen_mov_tl tcg_gen_mov_i32
 #define tcg_gen_ld8u_tl tcg_gen_ld8u_i32

tcg/tcg.h

@@ -96,17 +96,22 @@ typedef struct TCGPool {
    this value, they are statically allocated in the TB stack frame */
 #define TCG_STATIC_CALL_ARGS_SIZE 128
 
-typedef int TCGType;
-
-#define TCG_TYPE_I32 0
-#define TCG_TYPE_I64 1
-#define TCG_TYPE_COUNT 2 /* number of different types */
+typedef enum TCGType {
+    TCG_TYPE_I32,
+    TCG_TYPE_I64,
+    TCG_TYPE_COUNT, /* number of different types */
 
 #if TCG_TARGET_REG_BITS == 32
-#define TCG_TYPE_PTR TCG_TYPE_I32
+    TCG_TYPE_PTR = TCG_TYPE_I32,
+#else
+    TCG_TYPE_PTR = TCG_TYPE_I64,
+#endif
+#if TARGET_LONG_BITS == 64
+    TCG_TYPE_TL = TCG_TYPE_I64,
 #else
-#define TCG_TYPE_PTR TCG_TYPE_I64
+    TCG_TYPE_TL = TCG_TYPE_I32,
 #endif
+} TCGType;
 
 typedef tcg_target_ulong TCGArg;