From b66386623176e0b0f3bd270640bdb8ac8431c732 Mon Sep 17 00:00:00 2001
From: Richard Henderson <rth@twiddle.net>
Date: Wed, 18 Sep 2013 14:54:45 -0700
Subject: [PATCH] tcg: More use of TCGReg where appropriate

Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 tcg/tcg.c | 26 +++++++++++++++-----------
 tcg/tcg.h |  8 ++++----
 2 files changed, 19 insertions(+), 15 deletions(-)

diff --git a/tcg/tcg.c b/tcg/tcg.c
index 70c0cff..c0145ea 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -448,7 +448,7 @@ static inline TCGTemp *tcg_global_alloc(TCGContext *s)
 }
 
 static int tcg_global_reg_new_internal(TCGContext *s, TCGType type,
-                                       int reg, const char *name)
+                                       TCGReg reg, const char *name)
 {
     TCGTemp *ts;
 
@@ -467,7 +467,7 @@ static int tcg_global_reg_new_internal(TCGContext *s, TCGType type,
     return temp_idx(s, ts);
 }
 
-void tcg_set_frame(TCGContext *s, int reg, intptr_t start, intptr_t size)
+void tcg_set_frame(TCGContext *s, TCGReg reg, intptr_t start, intptr_t size)
 {
     int idx;
     s->frame_start = start;
@@ -476,7 +476,7 @@ void tcg_set_frame(TCGContext *s, int reg, intptr_t start, intptr_t size)
     s->frame_temp = &s->temps[idx];
 }
 
-TCGv_i32 tcg_global_reg_new_i32(int reg, const char *name)
+TCGv_i32 tcg_global_reg_new_i32(TCGReg reg, const char *name)
 {
     TCGContext *s = &tcg_ctx;
     int idx;
@@ -488,7 +488,7 @@ TCGv_i32 tcg_global_reg_new_i32(int reg, const char *name)
     return MAKE_TCGV_I32(idx);
 }
 
-TCGv_i64 tcg_global_reg_new_i64(int reg, const char *name)
+TCGv_i64 tcg_global_reg_new_i64(TCGReg reg, const char *name)
 {
     TCGContext *s = &tcg_ctx;
     int idx;
@@ -1609,7 +1609,8 @@ static void dump_regs(TCGContext *s)
 
 static void check_regs(TCGContext *s)
 {
-    int reg, k;
+    TCGReg reg;
+    int k;
     TCGTemp *ts;
     char buf[64];
 
@@ -1662,7 +1663,7 @@ static void temp_allocate_frame(TCGContext *s, int temp)
 }
 
 /* sync register 'reg' by saving it to the corresponding temporary */
-static inline void tcg_reg_sync(TCGContext *s, int reg)
+static inline void tcg_reg_sync(TCGContext *s, TCGReg reg)
 {
     TCGTemp *ts;
     int temp;
@@ -1680,7 +1681,7 @@ static inline void tcg_reg_sync(TCGContext *s, int reg)
 }
 
 /* free register 'reg' by spilling the corresponding temporary if necessary */
-static void tcg_reg_free(TCGContext *s, int reg)
+static void tcg_reg_free(TCGContext *s, TCGReg reg)
 {
     int temp;
 
@@ -1693,9 +1694,10 @@ static void tcg_reg_free(TCGContext *s, int reg)
 }
 
 /* Allocate a register belonging to reg1 & ~reg2 */
-static int tcg_reg_alloc(TCGContext *s, TCGRegSet reg1, TCGRegSet reg2)
+static TCGReg tcg_reg_alloc(TCGContext *s, TCGRegSet reg1, TCGRegSet reg2)
 {
-    int i, reg;
+    int i;
+    TCGReg reg;
     TCGRegSet reg_ct;
 
     tcg_regset_andnot(reg_ct, reg1, reg2);
@@ -1960,7 +1962,8 @@ static void tcg_reg_alloc_op(TCGContext *s,
                              uint8_t sync_args)
 {
     TCGRegSet allocated_regs;
-    int i, k, nb_iargs, nb_oargs, reg;
+    int i, k, nb_iargs, nb_oargs;
+    TCGReg reg;
     TCGArg arg;
     const TCGArgConstraint *arg_ct;
     TCGTemp *ts;
@@ -2136,7 +2139,8 @@ static void tcg_reg_alloc_call(TCGContext *s, int nb_oargs, int nb_iargs,
                                const TCGArg * const args, uint16_t dead_args,
                                uint8_t sync_args)
 {
-    int flags, nb_regs, i, reg;
+    int flags, nb_regs, i;
+    TCGReg reg;
     TCGArg arg;
     TCGTemp *ts;
     intptr_t stack_offset;
diff --git a/tcg/tcg.h b/tcg/tcg.h
index 8b7efed..3674739 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -448,7 +448,7 @@ typedef enum TCGTempVal {
 } TCGTempVal;
 
 typedef struct TCGTemp {
-    unsigned int reg:8;
+    TCGReg reg:8;
     TCGTempVal val_type:8;
     TCGType base_type:8;
     TCGType type:8;
@@ -628,12 +628,12 @@ void tcg_func_start(TCGContext *s);
 
 int tcg_gen_code(TCGContext *s, tcg_insn_unit *gen_code_buf);
 
-void tcg_set_frame(TCGContext *s, int reg, intptr_t start, intptr_t size);
+void tcg_set_frame(TCGContext *s, TCGReg reg, intptr_t start, intptr_t size);
 
 int tcg_global_mem_new_internal(TCGType, TCGv_ptr, intptr_t, const char *);
 
-TCGv_i32 tcg_global_reg_new_i32(int reg, const char *name);
-TCGv_i64 tcg_global_reg_new_i64(int reg, const char *name);
+TCGv_i32 tcg_global_reg_new_i32(TCGReg reg, const char *name);
+TCGv_i64 tcg_global_reg_new_i64(TCGReg reg, const char *name);
 
 TCGv_i32 tcg_temp_new_internal_i32(int temp_local);
 TCGv_i64 tcg_temp_new_internal_i64(int temp_local);
-- 
2.7.4