Signed-off-by: Avi Kivity <avi@xxxxxxxxxx>
---
x86/realmode.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/x86/realmode.c b/x86/realmode.c
index 29f3461..710a06b 100644
--- a/x86/realmode.c
+++ b/x86/realmode.c
@@ -1356,6 +1356,15 @@ static void test_movzx_movsx(void)
report("movzx", R_BX, outregs.ebx == (unsigned char)inregs.eax);
}
+static void test_bswap(void)
+{
+ MK_INSN(bswap, "bswap %ecx");
+
+ inregs.ecx = 0x12345678;
+ exec_in_big_real_mode(&insn_bswap);
+ report("bswap", R_CX, outregs.ecx == 0x78563412);
+}
+
void realmode_start(void)
{
test_null();
@@ -1394,6 +1403,7 @@ void realmode_start(void)
test_sgdt_sidt();
test_lahf();
test_movzx_movsx();
+ test_bswap();
exit(0);
}
--
1.7.11
--
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