[PATCH] ARM: Remove gcc type-isms from GCC helper functions

Convert ugly GCC types to Linux types:

	UQImode -> u8
	SImode -> s32
	USImode -> u32
	DImode -> s64
	UDImode -> u64
	word_type -> int

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/lib/ashldi3.c

@@ -31,11 +31,11 @@ Boston, MA 02111-1307, USA.  */
 
 #include "gcclib.h"
 
-DItype
-__ashldi3 (DItype u, word_type b)
+s64
+__ashldi3 (s64 u, int b)
 {
   DIunion w;
-  word_type bm;
+  int bm;
   DIunion uu;
 
   if (b == 0)
@@ -43,17 +43,17 @@ __ashldi3 (DItype u, word_type b)
 
   uu.ll = u;
 
-  bm = (sizeof (SItype) * BITS_PER_UNIT) - b;
+  bm = (sizeof (s32) * BITS_PER_UNIT) - b;
   if (bm <= 0)
     {
       w.s.low = 0;
-      w.s.high = (USItype)uu.s.low << -bm;
+      w.s.high = (u32)uu.s.low << -bm;
     }
   else
     {
-      USItype carries = (USItype)uu.s.low >> bm;
-      w.s.low = (USItype)uu.s.low << b;
-      w.s.high = ((USItype)uu.s.high << b) | carries;
+      u32 carries = (u32)uu.s.low >> bm;
+      w.s.low = (u32)uu.s.low << b;
+      w.s.high = ((u32)uu.s.high << b) | carries;
     }
 
   return w.ll;

arch/arm/lib/ashrdi3.c

@@ -31,11 +31,11 @@ Boston, MA 02111-1307, USA.  */
 
 #include "gcclib.h"
 
-DItype
-__ashrdi3 (DItype u, word_type b)
+s64
+__ashrdi3 (s64 u, int b)
 {
   DIunion w;
-  word_type bm;
+  int bm;
   DIunion uu;
 
   if (b == 0)
@@ -43,18 +43,18 @@ __ashrdi3 (DItype u, word_type b)
 
   uu.ll = u;
 
-  bm = (sizeof (SItype) * BITS_PER_UNIT) - b;
+  bm = (sizeof (s32) * BITS_PER_UNIT) - b;
   if (bm <= 0)
     {
       /* w.s.high = 1..1 or 0..0 */
-      w.s.high = uu.s.high >> (sizeof (SItype) * BITS_PER_UNIT - 1);
+      w.s.high = uu.s.high >> (sizeof (s32) * BITS_PER_UNIT - 1);
       w.s.low = uu.s.high >> -bm;
     }
   else
     {
-      USItype carries = (USItype)uu.s.high << bm;
+      u32 carries = (u32)uu.s.high << bm;
       w.s.high = uu.s.high >> b;
-      w.s.low = ((USItype)uu.s.low >> b) | carries;
+      w.s.low = ((u32)uu.s.low >> b) | carries;
     }
 
   return w.ll;

arch/arm/lib/gcclib.h

@@ -1,25 +1,20 @@
 /* gcclib.h -- definitions for various functions 'borrowed' from gcc-2.95.3 */
 /* I Molton     29/07/01 */
 
-#define BITS_PER_UNIT  8
-#define SI_TYPE_SIZE (sizeof (SItype) * BITS_PER_UNIT)
+#include <linux/types.h>
 
-typedef unsigned int UQItype    __attribute__ ((mode (QI)));
-typedef          int SItype     __attribute__ ((mode (SI)));
-typedef unsigned int USItype    __attribute__ ((mode (SI)));
-typedef          int DItype     __attribute__ ((mode (DI)));
-typedef          int word_type 	__attribute__ ((mode (__word__)));
-typedef unsigned int UDItype    __attribute__ ((mode (DI)));
+#define BITS_PER_UNIT  8
+#define SI_TYPE_SIZE (sizeof(s32) * BITS_PER_UNIT)
 
 #ifdef __ARMEB__
-  struct DIstruct {SItype high, low;};
+  struct DIstruct {s32 high, low;};
 #else
-  struct DIstruct {SItype low, high;};
+  struct DIstruct {s32 low, high;};
 #endif
 
 typedef union
 {
   struct DIstruct s;
-  DItype ll;
+  s64 ll;
 } DIunion;
 

arch/arm/lib/longlong.h

@@ -26,18 +26,18 @@
 
 #define __BITS4 (SI_TYPE_SIZE / 4)
 #define __ll_B (1L << (SI_TYPE_SIZE / 2))
-#define __ll_lowpart(t) ((USItype) (t) % __ll_B)
-#define __ll_highpart(t) ((USItype) (t) / __ll_B)
+#define __ll_lowpart(t) ((u32) (t) % __ll_B)
+#define __ll_highpart(t) ((u32) (t) / __ll_B)
 
 /* Define auxiliary asm macros.
 
    1) umul_ppmm(high_prod, low_prod, multipler, multiplicand)
-   multiplies two USItype integers MULTIPLER and MULTIPLICAND,
-   and generates a two-part USItype product in HIGH_PROD and
+   multiplies two u32 integers MULTIPLER and MULTIPLICAND,
+   and generates a two-part u32 product in HIGH_PROD and
    LOW_PROD.
 
-   2) __umulsidi3(a,b) multiplies two USItype integers A and B,
-   and returns a UDItype product.  This is just a variant of umul_ppmm.
+   2) __umulsidi3(a,b) multiplies two u32 integers A and B,
+   and returns a u64 product.  This is just a variant of umul_ppmm.
 
    3) udiv_qrnnd(quotient, remainder, high_numerator, low_numerator,
    denominator) divides a two-word unsigned integer, composed by the
@@ -77,23 +77,23 @@
 #define add_ssaaaa(sh, sl, ah, al, bh, bl) \
   __asm__ ("adds	%1, %4, %5					\n\
 	adc	%0, %2, %3"						\
-	   : "=r" ((USItype) (sh)),					\
-	     "=&r" ((USItype) (sl))					\
-	   : "%r" ((USItype) (ah)),					\
-	     "rI" ((USItype) (bh)),					\
-	     "%r" ((USItype) (al)),					\
-	     "rI" ((USItype) (bl)))
+	   : "=r" ((u32) (sh)),					\
+	     "=&r" ((u32) (sl))					\
+	   : "%r" ((u32) (ah)),					\
+	     "rI" ((u32) (bh)),					\
+	     "%r" ((u32) (al)),					\
+	     "rI" ((u32) (bl)))
 #define sub_ddmmss(sh, sl, ah, al, bh, bl) \
   __asm__ ("subs	%1, %4, %5					\n\
 	sbc	%0, %2, %3"						\
-	   : "=r" ((USItype) (sh)),					\
-	     "=&r" ((USItype) (sl))					\
-	   : "r" ((USItype) (ah)),					\
-	     "rI" ((USItype) (bh)),					\
-	     "r" ((USItype) (al)),					\
-	     "rI" ((USItype) (bl)))
+	   : "=r" ((u32) (sh)),					\
+	     "=&r" ((u32) (sl))					\
+	   : "r" ((u32) (ah)),					\
+	     "rI" ((u32) (bh)),					\
+	     "r" ((u32) (al)),					\
+	     "rI" ((u32) (bl)))
 #define umul_ppmm(xh, xl, a, b) \
-{register USItype __t0, __t1, __t2;					\
+{register u32 __t0, __t1, __t2;					\
   __asm__ ("%@ Inlined umul_ppmm					\n\
 	mov	%2, %5, lsr #16						\n\
 	mov	%0, %6, lsr #16						\n\
@@ -107,11 +107,11 @@
 	addcs	%0, %0, #65536						\n\
 	adds	%1, %1, %3, lsl #16					\n\
 	adc	%0, %0, %3, lsr #16"					\
-	   : "=&r" ((USItype) (xh)),					\
-	     "=r" ((USItype) (xl)),					\
+	   : "=&r" ((u32) (xh)),					\
+	     "=r" ((u32) (xl)),					\
 	     "=&r" (__t0), "=&r" (__t1), "=r" (__t2)			\
-	   : "r" ((USItype) (a)),					\
-	     "r" ((USItype) (b)));}
+	   : "r" ((u32) (a)),					\
+	     "r" ((u32) (b)));}
 #define UMUL_TIME 20
 #define UDIV_TIME 100
 #endif /* __arm__ */
@@ -123,14 +123,14 @@
 
 #define __udiv_qrnnd_c(q, r, n1, n0, d) \
   do {									\
-    USItype __d1, __d0, __q1, __q0;					\
-    USItype __r1, __r0, __m;						\
+    u32 __d1, __d0, __q1, __q0;					\
+    u32 __r1, __r0, __m;						\
     __d1 = __ll_highpart (d);						\
     __d0 = __ll_lowpart (d);						\
 									\
     __r1 = (n1) % __d1;							\
     __q1 = (n1) / __d1;							\
-    __m = (USItype) __q1 * __d0;					\
+    __m = (u32) __q1 * __d0;					\
     __r1 = __r1 * __ll_B | __ll_highpart (n0);				\
     if (__r1 < __m)							\
       {									\
@@ -143,7 +143,7 @@
 									\
     __r0 = __r1 % __d1;							\
     __q0 = __r1 / __d1;							\
-    __m = (USItype) __q0 * __d0;					\
+    __m = (u32) __q0 * __d0;					\
     __r0 = __r0 * __ll_B | __ll_lowpart (n0);				\
     if (__r0 < __m)							\
       {									\
@@ -154,7 +154,7 @@
       }									\
     __r0 -= __m;							\
 									\
-    (q) = (USItype) __q1 * __ll_B | __q0;				\
+    (q) = (u32) __q1 * __ll_B | __q0;				\
     (r) = __r0;								\
   } while (0)
 
@@ -163,14 +163,14 @@
 
 #define count_leading_zeros(count, x) \
   do {									\
-    USItype __xr = (x);							\
-    USItype __a;							\
+    u32 __xr = (x);							\
+    u32 __a;							\
 									\
     if (SI_TYPE_SIZE <= 32)						\
       {									\
-	__a = __xr < ((USItype)1<<2*__BITS4)				\
-	  ? (__xr < ((USItype)1<<__BITS4) ? 0 : __BITS4)		\
-	  : (__xr < ((USItype)1<<3*__BITS4) ?  2*__BITS4 : 3*__BITS4);	\
+	__a = __xr < ((u32)1<<2*__BITS4)				\
+	  ? (__xr < ((u32)1<<__BITS4) ? 0 : __BITS4)		\
+	  : (__xr < ((u32)1<<3*__BITS4) ?  2*__BITS4 : 3*__BITS4);	\
       }									\
     else								\
       {									\

arch/arm/lib/lshrdi3.c

@@ -31,11 +31,11 @@ Boston, MA 02111-1307, USA.  */
 
 #include "gcclib.h"
 
-DItype
-__lshrdi3 (DItype u, word_type b)
+s64
+__lshrdi3 (s64 u, int b)
 {
   DIunion w;
-  word_type bm;
+  int bm;
   DIunion uu;
 
   if (b == 0)
@@ -43,17 +43,17 @@ __lshrdi3 (DItype u, word_type b)
 
   uu.ll = u;
 
-  bm = (sizeof (SItype) * BITS_PER_UNIT) - b;
+  bm = (sizeof (s32) * BITS_PER_UNIT) - b;
   if (bm <= 0)
     {
       w.s.high = 0;
-      w.s.low = (USItype)uu.s.high >> -bm;
+      w.s.low = (u32)uu.s.high >> -bm;
     }
   else
     {
-      USItype carries = (USItype)uu.s.high << bm;
-      w.s.high = (USItype)uu.s.high >> b;
-      w.s.low = ((USItype)uu.s.low >> b) | carries;
+      u32 carries = (u32)uu.s.high << bm;
+      w.s.high = (u32)uu.s.high >> b;
+      w.s.low = ((u32)uu.s.low >> b) | carries;
     }
 
   return w.ll;

arch/arm/lib/muldi3.c

@@ -32,7 +32,7 @@ Boston, MA 02111-1307, USA.  */
 #include "gcclib.h"
 
 #define umul_ppmm(xh, xl, a, b) \
-{register USItype __t0, __t1, __t2;                                     \
+{register u32 __t0, __t1, __t2;                                     \
   __asm__ ("%@ Inlined umul_ppmm					\n\
         mov     %2, %5, lsr #16						\n\
         mov     %0, %6, lsr #16						\n\
@@ -46,11 +46,11 @@ Boston, MA 02111-1307, USA.  */
         addcs   %0, %0, #65536						\n\
         adds    %1, %1, %3, lsl #16					\n\
         adc     %0, %0, %3, lsr #16"                                    \
-           : "=&r" ((USItype) (xh)),                                    \
-             "=r" ((USItype) (xl)),                                     \
+           : "=&r" ((u32) (xh)),                                    \
+             "=r" ((u32) (xl)),                                     \
              "=&r" (__t0), "=&r" (__t1), "=r" (__t2)                    \
-           : "r" ((USItype) (a)),                                       \
-             "r" ((USItype) (b)));}
+           : "r" ((u32) (a)),                                       \
+             "r" ((u32) (b)));}
 
 
 #define __umulsidi3(u, v) \
@@ -59,8 +59,8 @@ Boston, MA 02111-1307, USA.  */
     __w.ll; })
 
 
-DItype
-__muldi3 (DItype u, DItype v)
+s64
+__muldi3 (s64 u, s64 v)
 {
   DIunion w;
   DIunion uu, vv;
@@ -69,8 +69,8 @@ __muldi3 (DItype u, DItype v)
   vv.ll = v;
 
   w.ll = __umulsidi3 (uu.s.low, vv.s.low);
-  w.s.high += ((USItype) uu.s.low * (USItype) vv.s.high
-               + (USItype) uu.s.high * (USItype) vv.s.low);
+  w.s.high += ((u32) uu.s.low * (u32) vv.s.high
+               + (u32) uu.s.high * (u32) vv.s.low);
 
   return w.ll;
 }

arch/arm/lib/ucmpdi2.c

@@ -31,20 +31,20 @@ Boston, MA 02111-1307, USA.  */
 
 #include "gcclib.h"
 
-word_type
-__ucmpdi2 (DItype a, DItype b)
+int
+__ucmpdi2 (s64 a, s64 b)
 {
   DIunion au, bu;
 
   au.ll = a, bu.ll = b;
 
-  if ((USItype) au.s.high < (USItype) bu.s.high)
+  if ((u32) au.s.high < (u32) bu.s.high)
     return 0;
-  else if ((USItype) au.s.high > (USItype) bu.s.high)
+  else if ((u32) au.s.high > (u32) bu.s.high)
     return 2;
-  if ((USItype) au.s.low < (USItype) bu.s.low)
+  if ((u32) au.s.low < (u32) bu.s.low)
     return 0;
-  else if ((USItype) au.s.low > (USItype) bu.s.low)
+  else if ((u32) au.s.low > (u32) bu.s.low)
     return 2;
   return 1;
 }

arch/arm/lib/udivdi3.c

@@ -32,7 +32,7 @@ Boston, MA 02111-1307, USA.  */
 #include "gcclib.h"
 #include "longlong.h"
 
-static const UQItype __clz_tab[] =
+static const u8 __clz_tab[] =
 {
   0,1,2,2,3,3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,
   6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
@@ -44,15 +44,15 @@ static const UQItype __clz_tab[] =
   8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,
 };
 
-UDItype
-__udivmoddi4 (UDItype n, UDItype d, UDItype *rp)
+u64
+__udivmoddi4 (u64 n, u64 d, u64 *rp)
 {
   DIunion ww;
   DIunion nn, dd;
   DIunion rr;
-  USItype d0, d1, n0, n1, n2;
-  USItype q0, q1;
-  USItype b, bm;
+  u32 d0, d1, n0, n1, n2;
+  u32 q0, q1;
+  u32 b, bm;
 
   nn.ll = n;
   dd.ll = d;
@@ -185,7 +185,7 @@ __udivmoddi4 (UDItype n, UDItype d, UDItype *rp)
             }
           else
             {
-              USItype m1, m0;
+              u32 m1, m0;
               /* Normalize.  */
 
               b = SI_TYPE_SIZE - bm;
@@ -224,16 +224,16 @@ __udivmoddi4 (UDItype n, UDItype d, UDItype *rp)
   return ww.ll;
 }
 
-UDItype
-__udivdi3 (UDItype n, UDItype d)
+u64
+__udivdi3 (u64 n, u64 d)
 {
-  return __udivmoddi4 (n, d, (UDItype *) 0);
+  return __udivmoddi4 (n, d, (u64 *) 0);
 }
 
-UDItype
-__umoddi3 (UDItype u, UDItype v)
+u64
+__umoddi3 (u64 u, u64 v)
 {
-  UDItype w;
+  u64 w;
 
   (void) __udivmoddi4 (u ,v, &w);