using System;
using System.Reflection;
using System.Runtime.InteropServices;
+using System.Runtime.CompilerServices;
/*
* Regression tests for the mono JIT.
[StructLayout ( LayoutKind.Explicit )]
struct StructWithBigOffsets {
[ FieldOffset(10000) ] public byte b;
+ [ FieldOffset(10001) ] public sbyte sb;
[ FieldOffset(11000) ] public short s;
+ [ FieldOffset(11002) ] public ushort us;
[ FieldOffset(12000) ] public uint i;
+ [ FieldOffset(12004) ] public int si;
[ FieldOffset(13000) ] public long l;
[ FieldOffset(14000) ] public float f;
[ FieldOffset(15000) ] public double d;
StructWithBigOffsets s2 = new StructWithBigOffsets ();
s.b = 0xde;
+ s.sb = 0xe;
s.s = 0x12de;
+ s.us = 0x12da;
s.i = 0xdeadbeef;
+ s.si = 0xcafe;
s.l = 0xcafebabe;
s.f = 3.14F;
s.d = 3.14;
s2.b = s.b;
+ s2.sb = s.sb;
s2.s = s.s;
+ s2.us = s.us;
s2.i = s.i;
+ s2.si = s.si;
s2.l = s.l;
s2.f = s.f;
s2.d = s.d;
return 5;
if (s2.d != 3.14)
return 6;
+ if (s2.sb != 0xe)
+ return 7;
+ if (s2.us != 0x12da)
+ return 9;
+ if (s2.si != 0xcafe)
+ return 10;
return 0;
}
}
class Duper: Super {
}
+
+ static int test_0_null_cast () {
+ object o = null;
+
+ Super s = (Super)o;
+
+ return 0;
+ }
static int test_0_super_cast () {
Duper d = new Duper ();
return 2;
return 0;
}
+
+ public static unsafe int test_0_pin_string () {
+ string x = "xxx";
+ fixed (char *c = x) {
+ if (*c != 'x')
+ return 1;
+ }
+ return 0;
+ }
+
+ public static int my_flags;
+ public static int test_0_and_cmp_static ()
+ {
+
+ /* various forms of test [mem], imm */
+
+ my_flags = 0x01020304;
+
+ if ((my_flags & 0x01020304) == 0)
+ return 1;
+
+ if ((my_flags & 0x00000304) == 0)
+ return 2;
+
+ if ((my_flags & 0x00000004) == 0)
+ return 3;
+
+ if ((my_flags & 0x00000300) == 0)
+ return 4;
+
+ if ((my_flags & 0x00020000) == 0)
+ return 5;
+
+ if ((my_flags & 0x01000000) == 0)
+ return 6;
+
+ return 0;
+ }
+
+ static byte b;
+ public static int test_0_byte_compares ()
+ {
+ b = 0xff;
+ if (b == -1)
+ return 1;
+ b = 0;
+ if (!(b < System.Byte.MaxValue))
+ return 2;
+
+ if (!(b <= System.Byte.MaxValue))
+ return 3;
+
+ return 0;
+ }
+
+ public static int test_71_long_shift_right () {
+ ulong value = 38654838087;
+ int x = 0;
+ byte [] buffer = new byte [1];
+ buffer [x] = ((byte)(value >> x));
+ return buffer [x];
+ }
+
+ static long x;
+ public static int test_0_addsub_mem ()
+ {
+ x = 0;
+ x += 5;
+
+ if (x != 5)
+ return 1;
+
+ x -= 10;
+
+ if (x != -5)
+ return 2;
+
+ return 0;
+ }
+
+ static ulong y;
+ public static int test_0_sh32_mem ()
+ {
+ y = 0x0102130405060708;
+ y >>= 32;
+
+ if (y != 0x01021304)
+ return 1;
+
+ y = 0x0102130405060708;
+ y <<= 32;
+
+ if (y != 0x0506070800000000)
+ return 2;
+
+ x = 0x0102130405060708;
+ x <<= 32;
+
+ if (x != 0x0506070800000000)
+ return 2;
+
+ return 0;
+ }
+
+
+ static uint dum_de_dum = 1;
+ static int test_0_long_arg_opt ()
+ {
+ return Foo (0x1234567887654321, dum_de_dum);
+ }
+
+ static int Foo (ulong x, ulong y)
+ {
+ if (x != 0x1234567887654321)
+ return 1;
+
+ if (y != 1)
+ return 2;
+
+ return 0;
+ }
+
+ static int test_0_long_ret_opt ()
+ {
+ ulong x = X ();
+ if (x != 0x1234567887654321)
+ return 1;
+ ulong y = Y ();
+ if (y != 1)
+ return 2;
+
+ return 0;
+ }
+
+ static ulong X ()
+ {
+ return 0x1234567887654321;
+ }
+
+ static ulong Y ()
+ {
+ return dum_de_dum;
+ }
+
+ /* from bug# 71515 */
+ static int counter = 0;
+ static bool WriteStuff () {
+ counter = 10;
+ return true;
+ }
+ static int test_0_cond_branch_side_effects () {
+ counter = 5;
+ if (WriteStuff());
+ if (counter == 10)
+ return 0;
+ return 1;
+ }
+
+ // bug #74992
+ public static int arg_only_written (string file_name, int[]
+ncells ) {
+ if (file_name == null)
+ return 1;
+
+ ncells = foo ();
+ bar (ncells [0]);
+
+ return 0;
+ }
+
+ public static int[] foo () {
+ return new int [3];
+ }
+
+ public static void bar (int i) {
+ }
+
+
+ public static int test_0_arg_only_written ()
+ {
+ return arg_only_written ("md.in", null);
+ }
+
+ static long position = 0;
+
+ public static int test_4_static_inc_long () {
+
+ int count = 4;
+
+ position = 0;
+
+ position += count;
+
+ return (int)position;
+ }
+
+ struct FooStruct {
+
+ public FooStruct (long l) {
+ }
+ }
+
+ static int test_0_calls_opcode_emulation () {
+ // Test that emulated opcodes do not clobber arguments already in
+ // out registers
+ checked {
+ long val = 10000;
+ new FooStruct (val * 10000);
+ }
+ return 0;
+ }
+
+ static int test_0_intrins_string_length () {
+ string s = "ABC";
+
+ return (s.Length == 3) ? 0 : 1;
+ }
+
+ static int test_0_intrins_string_chars () {
+ string s = "ABC";
+
+ return (s [0] == 'A' && s [1] == 'B' && s [2] == 'C') ? 0 : 1;
+ }
+
+ static int test_0_intrins_object_gettype () {
+ object o = 1;
+
+ return (o.GetType () == typeof (int)) ? 0 : 1;
+ }
+
+ static int test_0_intrins_object_gethashcode () {
+ object o = new Object ();
+
+ return (o.GetHashCode () == o.GetHashCode ()) ? 0 : 1;
+ }
+
+ class FooClass {
+ }
+
+ static int test_0_intrins_object_ctor () {
+ object o = new FooClass ();
+
+ return (o != null) ? 0 : 1;
+ }
+
+ static int test_0_intrins_array_rank () {
+ int[,] a = new int [10, 10];
+
+ return (a.Rank == 2) ? 0 : 1;
+ }
+
+ static int test_0_intrins_array_length () {
+ int[,] a = new int [10, 10];
+ Array a2 = a;
+
+ return (a2.Length == 100) ? 0 : 1;
+ }
+
+ static int test_0_intrins_runtimehelpers_offset_to_string_data () {
+ int i = RuntimeHelpers.OffsetToStringData;
+
+ return i - i;
+ }
}