Changeset 90924df in mainline for boot/genarch/src/division.c

Timestamp:

2012-04-08T12:08:49Z (12 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

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

Children:

f2b3d3e

Parents:

d9f53877 (diff), f3378ba (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge mainline changes

File:

• boot/genarch/src/division.c (modified) (5 diffs)

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 @@
 }
 
+int __divmodsi3(int a, int b, int *c)
+{
+        unsigned int rem;
+        int result = (int) divandmod32(ABSVAL(a), ABSVAL(b), &rem);
+        
+        if (SGN(a) == SGN(b)) {
+                *c = rem;
+                return result;
+        }
+        
+        *c = -rem;
+        return -result;
+}
+
+unsigned int __udivmodsi3(unsigned int a, unsigned int b,
+    unsigned int *c)
+{
+        return divandmod32(a, b, c);
+}
+
+long long __divmoddi3(long long a, long long b, long long *c)
+{
+        unsigned long long rem;
+        long long result = (int) divandmod64(ABSVAL(a), ABSVAL(b), &rem);
+        
+        if (SGN(a) == SGN(b)) {
+                *c = rem;
+                return result;
+        }
+        
+        *c = -rem;
+        return -result;
+}
+
 unsigned long long __udivmoddi3(unsigned long long a, unsigned long long b,
     unsigned long long *c)