[PATCH] kvm: testsuite: Add test for 'call near absolute'

Mohammed Gamal
2008-09-09T14:39:47Z

Adds 'call near absolute' to the real mode test harness

Signed-off-by: Mohammed Gamal <m.gamal005@gmail.com>
---
user/test/x86/realmode.c | 21 +++++++++++++++++++++
1 files changed, 21 insertions(+), 0 deletions(-)

diff --git a/user/test/x86/realmode.c b/user/test/x86/realmode.c
index 5f0ca0f..7da22a9 100644
--- a/user/test/x86/realmode.c
+++ b/user/test/x86/realmode.c
@@ -5,6 +5,14 @@ typedef unsigned short u16;
typedef unsigned u32;
typedef unsigned long long u64;

+void test_function(void);
+
+asm(
+ "test_function: \n\t"
+ "mov $0x1234, %eax \n\t"
+ "ret"
+ );
+
static int strlen(const char *str)
{
int n;
@@ -279,6 +287,18 @@ void test_io(struct regs *inregs, struct regs *outregs)

}

+void test_call(struct regs *inregs, struct regs *outregs)
+{
+ MK_INSN(call1, "mov $test_function, %eax \n\t"
+ "call *%eax\n\t");
+
+ exec_in_big_real_mode(inregs, outregs,
+ insn_call1,
+ insn_call1_end - insn_call1);
+ if(!regs_equal(inregs, outregs, R_AX) || outregs->eax != 0x1234)
+ print_serial("Call Test 1: FAIL\n");
+}
+
void start(void)
{
struct regs inregs = { 0 }, outregs;
@@ -287,6 +307,7 @@ void start(void)
exec_in_big_real_mode(&inregs, &outregs, 0, 0);
if (!regs_equal(&inregs, &outregs, 0))
print_serial("null test: FAIL\n");
+ test_call(&inregs, &outregs);
test_mov_imm(&inregs, &outregs);
test_io(&inregs, &outregs);
test_eflags_insn(&inregs, &outregs);
--
1.5.4.3