Changeset 71916 in vbox for trunk/src/VBox/Runtime/common

Timestamp:

Apr 19, 2018 10:05:28 AM (7 years ago)

Author:

vboxsync

Message:

More fixes for SPARC: No ASM for openssl crypto, add simple memrchr() implementation for VBoxRT, cleanup IN_SUP_R3 usage and only enable for x86 and amd64

Location:

trunk/src/VBox/Runtime/common

Files:

• asm/asm-fake.cpp (modified) (5 diffs)
• string/memrchr.cpp (added)

trunk/src/VBox/Runtime/common/asm/asm-fake.cpp

@@ -5 +5 @@
 
 /*
- * Copyright (C) 2010-2017 Oracle Corporation
+ * Copyright (C) 2010-2018 Oracle Corporation
  *
  * This file is part of VirtualBox Open Source Edition (OSE), as
@@ -139 +139 @@
 }
 
+RTDECL(uint32_t) ASMAtomicUoIncU32(uint32_t volatile *pu32)
+{
+    return *pu32 += 1;
+}
+
 RTDECL(uint32_t) ASMAtomicDecU32(uint32_t volatile *pu32)
 {
@@ -144 +149 @@
 }
 
+RTDECL(uint32_t) ASMAtomicUoDecU32(uint32_t volatile *pu32)
+{
+    return *pu32 -= 1;
+}
+
 RTDECL(uint64_t) ASMAtomicIncU64(uint64_t volatile *pu64)
 {
@@ -159 +169 @@
 }
 
+RTDECL(void) ASMAtomicUoOrU32(uint32_t volatile *pu32, uint32_t u32)
+{
+    *pu32 |= u32;
+}
+
 RTDECL(void) ASMAtomicAndU32(uint32_t volatile *pu32, uint32_t u32)
+{
+    *pu32 &= u32;
+}
+
+RTDECL(void) ASMAtomicUoAndU32(uint32_t volatile *pu32, uint32_t u32)
 {
     *pu32 &= u32;
@@ -455 +475 @@
     uint32_t iBit;
     for (iBit = 0; iBit < 64; iBit++)
+        if (u32 & RT_BIT_64(iBit))
+            return iBit + 1;
+    return 0;
+}
+
+RTDECL(unsigned) ASMBitLastSetU64(uint64_t u64)
+{
+    int32_t iBit = 64;
+    while (iBit-- > 0)
         if (u64 & RT_BIT_64(iBit))
             return iBit + 1;