From: bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Sun, 16 Mar 2003 20:34:20 +0000 (+0000)
Subject: cmpxchg test
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=a300e69170319f9736b67cfcb9dc0c05cf175769;p=qmiga%2Fqemu.git

cmpxchg test


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@30 c046a42c-6fe2-441c-8c8c-71466251a162
---

diff --git a/tests/test-i386.c b/tests/test-i386.c
index 4d68ae2126..907c44ec91 100644
--- a/tests/test-i386.c
+++ b/tests/test-i386.c
@@ -701,6 +701,18 @@ void test_segs(void)
            #op, op0, op1);\
 }
 
+#define TEST_CMPXCHG(op, size, opconst, eax)\
+{\
+    int op0, op1;\
+    op0 = 0x12345678;\
+    op1 = 0xfbca7654;\
+    asm(#op " %" size "0, %" size "1" \
+        : "=q" (op0), opconst (op1) \
+        : "0" (op0), "1" (op1), "a" (eax));\
+    printf("%-10s EAX=%08x A=%08x C=%08x\n",\
+           #op, eax, op0, op1);\
+}
+
 void test_xchg(void)
 {
     TEST_XCHG(xchgl, "", "=q");
@@ -718,6 +730,22 @@ void test_xchg(void)
     TEST_XCHG(xaddl, "", "=m");
     TEST_XCHG(xaddw, "w", "=m");
     TEST_XCHG(xaddb, "b", "=m");
+
+    TEST_CMPXCHG(cmpxchgl, "", "=q", 0xfbca7654);
+    TEST_CMPXCHG(cmpxchgw, "w", "=q", 0xfbca7654);
+    TEST_CMPXCHG(cmpxchgb, "b", "=q", 0xfbca7654);
+
+    TEST_CMPXCHG(cmpxchgl, "", "=q", 0xfffefdfc);
+    TEST_CMPXCHG(cmpxchgw, "w", "=q", 0xfffefdfc);
+    TEST_CMPXCHG(cmpxchgb, "b", "=q", 0xfffefdfc);
+
+    TEST_CMPXCHG(cmpxchgl, "", "=m", 0xfbca7654);
+    TEST_CMPXCHG(cmpxchgw, "w", "=m", 0xfbca7654);
+    TEST_CMPXCHG(cmpxchgb, "b", "=m", 0xfbca7654);
+
+    TEST_CMPXCHG(cmpxchgl, "", "=m", 0xfffefdfc);
+    TEST_CMPXCHG(cmpxchgw, "w", "=m", 0xfffefdfc);
+    TEST_CMPXCHG(cmpxchgb, "b", "=m", 0xfffefdfc);
 }
 
 static void *call_end __init_call = NULL;