Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
---
CC: Jan Beulich <jbeul...@suse.com>
v2:
* New
---
tools/tests/x86_emulator/test_x86_emulator.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/tools/tests/x86_emulator/test_x86_emulator.c
b/tools/tests/x86_emulator/test_x86_emulator.c
index 7a8df41..850fba6 100644
--- a/tools/tests/x86_emulator/test_x86_emulator.c
+++ b/tools/tests/x86_emulator/test_x86_emulator.c
@@ -442,6 +442,21 @@ int main(int argc, char **argv)
goto fail;
printf("okay\n");
+ printf("%-40s", "Testing xchgl %bl,%ah...");
+ instr[0] = 0x86; instr[1] = 0xdc;
+ regs.eflags = 0x200;
+ regs.eip = (unsigned long)&instr[0];
+ regs.eax = 0xaaaabbcc;
+ regs.ebx = 0xddddeeff;
+ rc = x86_emulate(&ctxt, &emulops);
+ if ( (rc != X86EMUL_OKAY) ||
+ (regs.eax != 0xaaaaffcc) ||
+ (regs.ebx != 0xddddeebb) ||
+ (regs.eflags != 0x200) ||
+ (regs.eip != (unsigned long)&instr[2]) )
+ goto fail;
+ printf("okay\n");
+
printf("%-40s", "Testing lock cmpxchgl %ecx,(%ebx)...");
instr[0] = 0xf0; instr[1] = 0x0f; instr[2] = 0xb1; instr[3] = 0x0b;
regs.eflags = 0x200;
--
2.1.4
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