Changeset 60799 in vbox for trunk/include/iprt

Timestamp:

May 2, 2016 8:11:08 PM (9 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

106998

Message:

iprt/asm.h: 16-bit fixes and todos.

File:

• trunk/include/iprt/asm.h (modified) (6 diffs)

trunk/include/iprt/asm.h

@@ -1656 +1656 @@
     ASMMemoryFence();
     Assert(!((uintptr_t)pu32 & 3));
+#if ARCH_BITS == 16
+    AssertFailed();  /** @todo 16-bit */
+#endif
     return *pu32;
 }
@@ -1669 +1672 @@
 {
     Assert(!((uintptr_t)pu32 & 3));
+#if ARCH_BITS == 16
+    AssertFailed();  /** @todo 16-bit */
+#endif
     return *pu32;
 }
@@ -1683 +1689 @@
     ASMMemoryFence();
     Assert(!((uintptr_t)pi32 & 3));
+#if ARCH_BITS == 16
+    AssertFailed();  /** @todo 16-bit */
+#endif
     return *pi32;
 }
@@ -1696 +1705 @@
 {
     Assert(!((uintptr_t)pi32 & 3));
+#if ARCH_BITS == 16
+    AssertFailed();  /** @todo 16-bit */
+#endif
     return *pi32;
 }
@@ -2257 +2269 @@
 {
     Assert(!((uintptr_t)pu32 & 3));
+#if ARCH_BITS >= 32
     *pu32 = u32;
+#else
+    ASMAtomicXchgU32(pu32, u32);
+#endif
 }
 
@@ -2282 +2298 @@
 {
     Assert(!((uintptr_t)pi32 & 3));
+#if ARCH_BITS >= 32
     *pi32 = i32;
+#else
+    ASMAtomicXchgS32(pi32, i32);
+#endif
 }