Changeset 22004 in vbox for trunk/src/VBox/Runtime

Timestamp:

Aug 5, 2009 6:26:53 PM (16 years ago)

Author:

vboxsync

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

50739

Message:

iprt/asm.h: Added ASMMemIsZeroPage.

File:

• trunk/src/VBox/Runtime/testcase/tstInlineAsm.cpp (modified) (20 diffs)

trunk/src/VBox/Runtime/testcase/tstInlineAsm.cpp

@@ -38 +38 @@
 #include <iprt/param.h>
 #include <iprt/thread.h>
-
-
-/*******************************************************************************
-*   Global Variables                                                           *
-*******************************************************************************/
-/** Global error count. */
-static unsigned g_cErrors;
+#include <iprt/test.h>
+
 
 
@@ -55 +50 @@
         if ((val) != (expect)) \
         { \
-            g_cErrors++; \
+            RTTestIErrorInc(); \
             RTPrintf("%s, %d: " #val ": expected " fmt " got " fmt "\n", __FUNCTION__, __LINE__, (expect), (val)); \
         } \
@@ -66 +61 @@
         if (val != (type)(expect)) \
         { \
-            g_cErrors++; \
+            RTTestIErrorInc(); \
             RTPrintf("%s, %d: " #op ": expected " fmt " got " fmt "\n", __FUNCTION__, __LINE__, (type)(expect), val); \
         } \
@@ -693 +688 @@
         { \
             RTPrintf("%s, %d: FAILURE: %s -> %d expected %d\n", __FUNCTION__, __LINE__, #op, i32Rc, rc); \
-            g_cErrors++; \
+            RTTestIErrorInc(); \
         } \
         if (i32 != (val)) \
         { \
             RTPrintf("%s, %d: FAILURE: %s => i32=%d expected %d\n", __FUNCTION__, __LINE__, #op, i32, val); \
-            g_cErrors++; \
+            RTTestIErrorInc(); \
         } \
     } while (0)
@@ -722 +717 @@
         { \
             RTPrintf("%s, %d: FAILURE: %s -> %d expected %d\n", __FUNCTION__, __LINE__, #op, i32Rc, rc); \
-            g_cErrors++; \
+            RTTestIErrorInc(); \
         } \
         if (i32 != (rc)) \
         { \
             RTPrintf("%s, %d: FAILURE: %s => i32=%d expected %d\n", __FUNCTION__, __LINE__, #op, i32, rc); \
-            g_cErrors++; \
+            RTTestIErrorInc(); \
         } \
     } while (0)
@@ -817 +812 @@
     {
         RTPrintf("tstInlineAsm: ASMMemZeroPage violated one/both magic(s)!\n");
-        g_cErrors++;
+        RTTestIErrorInc();
     }
     for (unsigned i = 0; i < sizeof(Buf1.abPage); i++)
@@ -823 +818 @@
         {
             RTPrintf("tstInlineAsm: ASMMemZeroPage didn't clear byte at offset %#x!\n", i);
-            g_cErrors++;
+            RTTestIErrorInc();
         }
     for (unsigned i = 0; i < sizeof(Buf2.abPage); i++)
@@ -829 +824 @@
         {
             RTPrintf("tstInlineAsm: ASMMemZeroPage didn't clear byte at offset %#x!\n", i);
-            g_cErrors++;
+            RTTestIErrorInc();
         }
     for (unsigned i = 0; i < sizeof(Buf3.abPage); i++)
@@ -835 +830 @@
         {
             RTPrintf("tstInlineAsm: ASMMemZeroPage didn't clear byte at offset %#x!\n", i);
-            g_cErrors++;
+            RTTestIErrorInc();
         }
+}
+
+
+void tstASMMemIsZeroPage(RTTEST hTest)
+{
+    RTTestSub(hTest, "ASMMemIsZeroPage");
+
+    void *pvPage1 = RTTestGuardedAllocHead(hTest, PAGE_SIZE);
+    void *pvPage2 = RTTestGuardedAllocTail(hTest, PAGE_SIZE);
+    RTTESTI_CHECK_RETV(pvPage1 && pvPage2);
+
+    memset(pvPage1, 0, PAGE_SIZE);
+    memset(pvPage2, 0, PAGE_SIZE);
+    RTTESTI_CHECK(ASMMemIsZeroPage(pvPage1));
+    RTTESTI_CHECK(ASMMemIsZeroPage(pvPage2));
+
+    memset(pvPage1, 0xff, PAGE_SIZE);
+    memset(pvPage2, 0xff, PAGE_SIZE);
+    RTTESTI_CHECK(!ASMMemIsZeroPage(pvPage1));
+    RTTESTI_CHECK(!ASMMemIsZeroPage(pvPage2));
+
+    memset(pvPage1, 0, PAGE_SIZE);
+    memset(pvPage2, 0, PAGE_SIZE);
+    for (unsigned off = 0; off < PAGE_SIZE; off++)
+    {
+        ((uint8_t *)pvPage1)[off] = 1;
+        RTTESTI_CHECK(!ASMMemIsZeroPage(pvPage1));
+        ((uint8_t *)pvPage1)[off] = 0;
+
+        ((uint8_t *)pvPage2)[off] = 0x80;
+        RTTESTI_CHECK(!ASMMemIsZeroPage(pvPage2));
+        ((uint8_t *)pvPage2)[off] = 0;
+    }
+
+    RTTestSubDone(hTest);
 }
 
@@ -869 +899 @@
     {
         RTPrintf("tstInlineAsm: ASMMemZero32 violated one/both magic(s)!\n");
-        g_cErrors++;
+        RTTestIErrorInc();
     }
     for (unsigned i = 0; i < RT_ELEMENTS(Buf1.abPage); i++)
@@ -875 +905 @@
         {
             RTPrintf("tstInlineAsm: ASMMemZero32 didn't clear byte at offset %#x!\n", i);
-            g_cErrors++;
+            RTTestIErrorInc();
         }
     for (unsigned i = 0; i < RT_ELEMENTS(Buf2.abPage); i++)
@@ -881 +911 @@
         {
             RTPrintf("tstInlineAsm: ASMMemZero32 didn't clear byte at offset %#x!\n", i);
-            g_cErrors++;
+            RTTestIErrorInc();
         }
     for (unsigned i = 0; i < RT_ELEMENTS(Buf3.abPage); i++)
@@ -887 +917 @@
         {
             RTPrintf("tstInlineAsm: ASMMemZero32 didn't clear byte at offset %#x!\n", i);
-            g_cErrors++;
+            RTTestIErrorInc();
         }
 }
@@ -933 +963 @@
     {
         RTPrintf("tstInlineAsm: ASMMemFill32 violated one/both magic(s)!\n");
-        g_cErrors++;
+        RTTestIErrorInc();
     }
     for (unsigned i = 0; i < RT_ELEMENTS(Buf1.au32Page); i++)
@@ -939 +969 @@
         {
             RTPrintf("tstInlineAsm: ASMMemFill32 %#x: %#x exepcted %#x\n", i, Buf1.au32Page[i], 0xdeadbeef);
-            g_cErrors++;
+            RTTestIErrorInc();
         }
     for (unsigned i = 0; i < RT_ELEMENTS(Buf2.au32Page); i++)
@@ -945 +975 @@
         {
             RTPrintf("tstInlineAsm: ASMMemFill32 %#x: %#x exepcted %#x\n", i, Buf2.au32Page[i], 0xcafeff01);
-            g_cErrors++;
+            RTTestIErrorInc();
         }
     for (unsigned i = 0; i < RT_ELEMENTS(Buf3.au32Page); i++)
@@ -951 +981 @@
         {
             RTPrintf("tstInlineAsm: ASMMemFill32 %#x: %#x exepcted %#x\n", i, Buf3.au32Page[i], 0xf00dd00f);
-            g_cErrors++;
+            RTTestIErrorInc();
         }
 }
@@ -1168 +1198 @@
 int main(int argc, char *argv[])
 {
-    RTR3Init();
-    RTPrintf("tstInlineAsm: TESTING\n");
+    RTTEST hTest;
+    int rc = RTTestInitAndCreate("tstInlineAsm", &hTest);
+    if (rc)
+        return rc;
+    RTTestBanner(hTest);
 
     /*
@@ -1191 +1224 @@
     tstASMAtomicAndOrU32();
     tstASMMemZeroPage();
+    tstASMMemIsZeroPage(hTest);
     tstASMMemZero32();
     tstASMMemFill32();
     tstASMMath();
     tstASMByteSwap();
-
     tstASMBench();
 
@@ -1201 +1234 @@
      * Show the result.
      */
-    if (!g_cErrors)
-        RTPrintf("tstInlineAsm: SUCCESS\n", g_cErrors);
-    else
-        RTPrintf("tstInlineAsm: FAILURE - %d errors\n", g_cErrors);
-    return !!g_cErrors;
-}
-
+    return RTTestSummaryAndDestroy(hTest);
+}
+