Changeset 19605 in vbox

Timestamp:

May 12, 2009 11:06:40 AM (16 years ago)

Author:

vboxsync

Message:

iprt/common/asm: id tag + docs.

Location:

trunk/src/VBox/Runtime/common/asm

Files:

• ASMAtomicCmpXchgU64.asm (modified) (3 diffs)
• ASMAtomicReadU64.asm (modified) (3 diffs)

trunk/src/VBox/Runtime/common/asm/ASMAtomicCmpXchgU64.asm

@@ +1 @@
+; $Id$
 ;; @file
 ; IPRT - ASMAtomicCmpXchgU64().
@@ -36 +37 @@
 
 ;;
-; Atomically clears a bit in a bitmap.
+; Atomically compares and exchanges an unsigned 64-bit int.
 ;
-; @param   pu64     x86:ebp+8
-; @param   u64New   x86:ebp+c
-; @param   u64Old   x86:ebp+14
+; @param    pu64     x86:ebp+8
+; @param    u64New   x86:ebp+c
+; @param    u64Old   x86:ebp+14
 ;
+; @returns  bool result: true if succesfully exchanged, false if not.
+;           x86:al
 ;
 BEGINPROC_EXPORTED ASMAtomicCmpXchgU64
@@ -67 +70 @@
 ENDPROC ASMAtomicCmpXchgU64
 
-

trunk/src/VBox/Runtime/common/asm/ASMAtomicReadU64.asm

@@ +1 @@
+; $Id$
 ;; @file
 ; IPRT - ASMAtomicReadU64().
@@ -40 +41 @@
 ; @param   pu64     x86:ebp+8
 ;
+; @returns The current value. (x86:eax+edx)
+;
 ;
 BEGINPROC_EXPORTED ASMAtomicReadU64
@@ -63 +66 @@
 ENDPROC ASMAtomicReadU64
 
-