Changeset da349da0 in mainline for kernel/arch/amd64/src/asm_utils.S

Timestamp:

2008-08-10T15:28:42Z (16 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

a9d4d2c

Parents:

d2e9c47

Message:

memcpy(), memmove() and similar functions return dst instead of src.
Fix all implementations, including those in assembly. ppc32 assembly
version didn't seem to be affected by this.

File:

• kernel/arch/amd64/src/asm_utils.S (modified) (1 diff)

kernel/arch/amd64/src/asm_utils.S

@@ -99 +99 @@
  * @param MEMCPY_SIZE   Number of bytes to copy.
  *
- * @retrun MEMCPY_SRC on success, 0 on failure.
+ * @retrun MEMCPY_DST on success, 0 on failure.
  */
 memcpy:
 memcpy_from_uspace:
 memcpy_to_uspace:
-        movq MEMCPY_SRC, %rax
+        movq MEMCPY_DST, %rax
 
         movq MEMCPY_SIZE, %rcx