sim: arm: clean up misc warnings

Also delete a few unused funcs.

7 files changed, 54 insertions, 97 deletions

diff --git a/sim/arm/ChangeLog b/sim/arm/ChangeLog
index 6ceed8b..0c685cc 100644
--- a/sim/arm/ChangeLog
+++ b/sim/arm/ChangeLog
@@ -1,5 +1,24 @@
 2015-03-30  Mike Frysinger  <vapier@gentoo.org>
 
+	* armemu.c [MODE32] (handle_v6_insn): Move definition.
+	(ARMul_Emulate26): Initialize do_int after label target.
+	* armemu.h (UNDEF_Test, UNDEF_Shift, UNDEF_MSRPC, UNDEF_MRSPC,
+	UNDEF_MULPCDest, UNDEF_MULDestEQOp1, UNDEF_LSRBPC,
+	UNDEF_LSRBaseEQOffWb, UNDEF_LSRBaseEQDestWb, UNDEF_LSRPCBaseWb,
+	UNDEF_LSRPCOffWb, UNDEF_LSMNoRegs, UNDEF_LSMPCBase,
+	UNDEF_LSMUserBankWb, UNDEF_LSMBaseInListWb, UNDEF_SWPPC,
+	UNDEF_CoProHS, UNDEF_MCRPC, UNDEF_LSCPCBaseWb,
+	UNDEF_UndefNotBounced, UNDEF_ShortInt, UNDEF_IllegalMode,
+	UNDEF_Prog32SigChange, UNDEF_Data32SigChange): Define to while(0).
+	* armsupp.c (ARMul_Align): Convert old style prototype.
+	* bag.c (addtolist, killwholelist): Mark static.
+	(BAG_newbag): Convert old style prototype.
+	* maverick.c (mv_compute_host_endianness): Delete.
+	* wrapper.c (verbosity, sim_set_verbose): Delete.
+	(init): Set state->verbose to 0.
+
+2015-03-30  Mike Frysinger  <vapier@gentoo.org>
+
 	* configure.ac: Call SIM_AC_OPTION_ENDIAN, SIM_AC_OPTION_ALIGNMENT,
 	SIM_AC_OPTION_HOSTENDIAN, SIM_AC_OPTION_ENVIRONMENT,
 	SIM_AC_OPTION_INLINE, and SIM_AC_OPTION_WARNINGS.
diff --git a/sim/arm/armemu.c b/sim/arm/armemu.c
index d535a4e..07bfbb6 100644
--- a/sim/arm/armemu.c
+++ b/sim/arm/armemu.c
@@ -272,6 +272,7 @@ extern int stop_simulator;
 /* Attempt to emulate an ARMv6 instruction.
    Returns non-zero upon success.  */
 
+#ifdef MODE32
 static int
 handle_v6_insn (ARMul_State * state, ARMword instr)
 {
@@ -473,6 +474,7 @@ handle_v6_insn (ARMul_State * state, ARMword instr)
   printf ("Unhandled v6 insn: UNKNOWN: %08x\n", instr);
   return 0;
 }
+#endif
 
 /* EMULATION of ARM6.  */
 
@@ -817,10 +819,11 @@ ARMul_Emulate26 (ARMul_State * state)
 	      else
 		{
 		  ARMword cp14r1;
-		  int do_int = 0;
+		  int do_int;
 
 		  state->CP14R0_CCD = -1;
 check_PMUintr:
+		  do_int = 0;
 		  cp14r0 |= ARMul_CP14_R0_FLAG2;
 		  (void) state->CPWrite[14] (state, 0, cp14r0);
 
diff --git a/sim/arm/armemu.h b/sim/arm/armemu.h
index 419f799..484cc85 100644
--- a/sim/arm/armemu.h
+++ b/sim/arm/armemu.h
@@ -462,31 +462,32 @@ typedef enum
 }
 tdstate;
 
-/* Macros to scrutinize instructions.  */
-#define UNDEF_Test
-#define UNDEF_Shift
-#define UNDEF_MSRPC
-#define UNDEF_MRSPC
-#define UNDEF_MULPCDest
-#define UNDEF_MULDestEQOp1
-#define UNDEF_LSRBPC
-#define UNDEF_LSRBaseEQOffWb
-#define UNDEF_LSRBaseEQDestWb
-#define UNDEF_LSRPCBaseWb
-#define UNDEF_LSRPCOffWb
-#define UNDEF_LSMNoRegs
-#define UNDEF_LSMPCBase
-#define UNDEF_LSMUserBankWb
-#define UNDEF_LSMBaseInListWb
-#define UNDEF_SWPPC
-#define UNDEF_CoProHS
-#define UNDEF_MCRPC
-#define UNDEF_LSCPCBaseWb
-#define UNDEF_UndefNotBounced
-#define UNDEF_ShortInt
-#define UNDEF_IllegalMode
-#define UNDEF_Prog32SigChange
-#define UNDEF_Data32SigChange
+/* Macros to scrutinize instructions.  The dummy do loop is to keep the compiler
+   happy when the statement is used in an otherwise empty else statement.  */
+#define UNDEF_Test		do { ; } while (0)
+#define UNDEF_Shift		do { ; } while (0)
+#define UNDEF_MSRPC		do { ; } while (0)
+#define UNDEF_MRSPC		do { ; } while (0)
+#define UNDEF_MULPCDest		do { ; } while (0)
+#define UNDEF_MULDestEQOp1	do { ; } while (0)
+#define UNDEF_LSRBPC		do { ; } while (0)
+#define UNDEF_LSRBaseEQOffWb	do { ; } while (0)
+#define UNDEF_LSRBaseEQDestWb	do { ; } while (0)
+#define UNDEF_LSRPCBaseWb	do { ; } while (0)
+#define UNDEF_LSRPCOffWb	do { ; } while (0)
+#define UNDEF_LSMNoRegs		do { ; } while (0)
+#define UNDEF_LSMPCBase		do { ; } while (0)
+#define UNDEF_LSMUserBankWb	do { ; } while (0)
+#define UNDEF_LSMBaseInListWb	do { ; } while (0)
+#define UNDEF_SWPPC		do { ; } while (0)
+#define UNDEF_CoProHS		do { ; } while (0)
+#define UNDEF_MCRPC		do { ; } while (0)
+#define UNDEF_LSCPCBaseWb	do { ; } while (0)
+#define UNDEF_UndefNotBounced	do { ; } while (0)
+#define UNDEF_ShortInt		do { ; } while (0)
+#define UNDEF_IllegalMode	do { ; } while (0)
+#define UNDEF_Prog32SigChange	do { ; } while (0)
+#define UNDEF_Data32SigChange	do { ; } while (0)
 
 /* Prototypes for exported functions.  */
 extern unsigned ARMul_NthReg        (ARMword, unsigned);
diff --git a/sim/arm/armsupp.c b/sim/arm/armsupp.c
index e2bac55..113f080 100644
--- a/sim/arm/armsupp.c
+++ b/sim/arm/armsupp.c
@@ -736,10 +736,7 @@ IntPending (ARMul_State * state)
 /* Align a word access to a non word boundary.  */
 
 ARMword
-ARMul_Align (state, address, data)
-     ARMul_State * state ATTRIBUTE_UNUSED;
-     ARMword address;
-     ARMword data;
+ARMul_Align (ARMul_State *state ATTRIBUTE_UNUSED, ARMword address, ARMword data)
 {
   /* This code assumes the address is really unaligned,
      as a shift by 32 is undefined in C.  */
diff --git a/sim/arm/bag.c b/sim/arm/bag.c
index 6cd8a95..35f2953 100644
--- a/sim/arm/bag.c
+++ b/sim/arm/bag.c
@@ -40,7 +40,7 @@ Hashentry;
 Hashentry *lookupbyfirst[HASH_TABLE_SIZE];
 Hashentry *lookupbysecond[HASH_TABLE_SIZE];
 
-void
+static void
 addtolist (Hashentry ** add, long first, long second)
 {
   while (*add)
@@ -52,7 +52,7 @@ addtolist (Hashentry ** add, long first, long second)
   (*add)->second = second;
 }
 
-void
+static void
 killwholelist (Hashentry * p)
 {
   Hashentry *q;
@@ -152,7 +152,7 @@ BAG_killpair_bysecond (long second)
 }
 
 void
-BAG_newbag ()
+BAG_newbag (void)
 {
   int i;
 
diff --git a/sim/arm/maverick.c b/sim/arm/maverick.c
index 8c9ff81..1b0dca9 100644
--- a/sim/arm/maverick.c
+++ b/sim/arm/maverick.c
@@ -1230,52 +1230,3 @@ mv_setReg64int (int regnum, long long val)
   DSPregs[regnum].lower.i = reg_conv.ints[lsw_int_index];
   DSPregs[regnum].upper.i = reg_conv.ints[msw_int_index];
 }
-
-/* Compute LSW in a double and a long long.  */
-
-void
-mv_compute_host_endianness (ARMul_State * state)
-{
-  static union
-  {
-    long long ll;
-    long ints[2];
-    long i;
-    double d;
-    float floats[2];
-    float f;
-  } conv;
-
-  /* Calculate where's the LSW in a 64bit int.  */
-  conv.ll = 45;
-  
-  if (conv.ints[0] == 0)
-    {
-      msw_int_index = 0;
-      lsw_int_index = 1;
-    }
-  else
-    {
-      assert (conv.ints[1] == 0);
-      msw_int_index = 1;
-      lsw_int_index = 0;
-    }
-
-  /* Calculate where's the LSW in a double.  */
-  conv.d = 3.0;
-  
-  if (conv.ints[0] == 0)
-    {
-      msw_float_index = 0;
-      lsw_float_index = 1;
-    }
-  else
-    {
-      assert (conv.ints[1] == 0);
-      msw_float_index = 1;
-      lsw_float_index = 0;
-    }
-
-  printfdbg ("lsw_int_index   %d\n", lsw_int_index);
-  printfdbg ("lsw_float_index %d\n", lsw_float_index);
-}
diff --git a/sim/arm/wrapper.c b/sim/arm/wrapper.c
index 0ccc7fb..c1b5321 100644
--- a/sim/arm/wrapper.c
+++ b/sim/arm/wrapper.c
@@ -52,9 +52,6 @@ static char *myname;
 /* Memory size in bytes.  */
 static int mem_size = (1 << 21);
 
-/* Non-zero to display start up banner, and maybe other things.  */
-static int verbosity;
-
 /* Non-zero to set big endian mode.  */
 static int big_endian;
 
@@ -152,22 +149,11 @@ init (void)
       state->bigendSig = (big_endian ? HIGH : LOW);
       ARMul_MemoryInit (state, mem_size);
       ARMul_OSInit (state);
-      state->verbose = verbosity;
+      state->verbose = 0;
       done = 1;
     }
 }
 
-/* Set verbosity level of simulator.
-   This is not intended to produce detailed tracing or debugging information.
-   Just summaries.  */
-/* FIXME: common/run.c doesn't do this yet.  */
-
-void
-sim_set_verbose (int v)
-{
-  verbosity = v;
-}
-
 /* Set the memory size to SIZE bytes.
    Must be called before initializing simulator.  */
 /* FIXME: Rename to sim_set_mem_size.  */