Changeset 5a6a42f in mainline for boot

Timestamp:

2012-04-07T12:34:19Z (14 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

956a22c

Parents:

df955955

Message:

unify softint cstyle
add udivmodsi3

Location:

boot/genarch

Files:

• include/division.h (modified) (1 diff)
• src/division.c (modified) (5 diffs)

boot/genarch/include/division.h

@@ -33 +33 @@
 #define BOOT_DIVISION_H_
 
-/* 32bit integer division */
 extern int __divsi3(int, int);
-
-/* 64bit integer division */
 extern long long __divdi3(long long, long long);
 
-/* 32bit unsigned integer division */
 extern unsigned int __udivsi3(unsigned int, unsigned int);
-
-/* 64bit unsigned integer division */
 extern unsigned long long __udivdi3(unsigned long long, unsigned long long);
 
-/* 32bit remainder of the signed division */
 extern int __modsi3(int, int);
-
-/* 64bit remainder of the signed division */
 extern long long __moddi3(long long, long long);
 
-/* 32bit remainder of the unsigned division */
 extern unsigned int __umodsi3(unsigned int, unsigned int);
-
-/* 64bit remainder of the unsigned division */
 extern unsigned long long __umoddi3(unsigned long long, unsigned long long);
 
+extern unsigned int __udivmodsi3(unsigned int, unsigned int, unsigned int *);
 extern unsigned long long __udivmoddi3(unsigned long long, unsigned long long,
     unsigned long long *);

boot/genarch/src/division.c

@@ -73 +73 @@
 {
         unsigned long long result;
-        int steps = sizeof(unsigned long long) * 8; 
+        int steps = sizeof(unsigned long long) * 8;
         
         *remainder = 0;
@@ -104 +104 @@
 
 /* 32bit integer division */
-int __divsi3(int a, int b) 
+int __divsi3(int a, int b)
 {
         unsigned int rem;
@@ -116 +116 @@
 
 /* 64bit integer division */
-long long __divdi3(long long a, long long b) 
+long long __divdi3(long long a, long long b)
 {
         unsigned long long rem;
@@ -155 +155 @@
 
 /* 64bit remainder of the signed division */
-long long __moddi3(long long a,long  long b)
+long long __moddi3(long long a, long long b)
 {
         unsigned long long rem;
@@ -183 +183 @@
 }
 
+unsigned int __udivmodsi3(unsigned int a, unsigned int b,
+    unsigned int *c)
+{
+        return divandmod32(a, b, c);
+}
+
 unsigned long long __udivmoddi3(unsigned long long a, unsigned long long b,
     unsigned long long *c)