[PATCH] Add push es instruction test in test harness

[Mohammed Gamal <m.gamal005@gmail.com>]

Signed-off-by: Mohammed Gamal <m.gamal005@gmail.com>
---
 kvm/user/test/x86/realmode.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/kvm/user/test/x86/realmode.c b/kvm/user/test/x86/realmode.c
index 755b5d1..8db2c7a 100644
--- a/kvm/user/test/x86/realmode.c
+++ b/kvm/user/test/x86/realmode.c
@@ -468,6 +468,21 @@ void test_long_jmp()
 		print_serial("Long JMP Test: FAIL\n");
 }
 
+void test_push_es()
+{
+	struct regs inregs = { 0 }, outregs;
+	
+	MK_INSN(push_es, "mov $0x1234, %ax\n\t"
+			 "mov %ax, %es\n\t"
+			 "push %es\n\t"
+			 "movw (%esp), %bx \n\t"); 
+	exec_in_big_real_mode(&inregs, &outregs,
+			      insn_push_es,
+			      insn_push_es_end - insn_push_es);
+	if(!regs_equal(&inregs, &outregs, R_AX|R_BX|R_SP) || outregs.eax != 0x1234)
+		print_serial("Push ES Test: FAIL\n");
+}
+
 void test_null(void)
 {
 	struct regs inregs = { 0 }, outregs;
@@ -492,6 +507,7 @@ void start(void)
 	test_call();
 	/* long jmp test uses call near so test it after testing call */
 	test_long_jmp();
+	test_push_es();
 
 	exit(0);
 }
-- 
1.6.0.4