test.il

// Test file for the Common Intermediate Language
/*
 multi line comment
*/
// examples from Wikipedia
.assembly Hello {}
.assembly extern mscorlib {}
.method static void Main()
{
 .entrypoint
 .maxstack 1
 ldstr "Hello, world!"
 call void [mscorlib]System.Console::WriteLine(string)
 ret
}
.method private hidebysig static void Main(string[] args) cil managed
{
 .entrypoint
 .maxstack 2
 .locals init (int32 V_0,
 int32 V_1)
 ldc.i4.2
 stloc.0
 br.s IL_001f
 IL_0004: ldc.i4.2
 stloc.1
 br.s IL_0011
 IL_0008: ldloc.0
 ldloc.1
 rem
 brfalse.s IL_001b
 ldloc.1
 ldc.i4.1
 add
 stloc.1
 IL_0011: ldloc.1
 ldloc.0
 blt.s IL_0008
 ldloc.0
 call void [mscorlib]System.Console::WriteLine(int32)
 IL_001b: ldloc.0
 ldc.i4.1
 add
 stloc.0
 IL_001f: ldloc.0
 ldc.i4 0x3e8
 blt.s IL_0004
 ret
}
.method assembly static void modopt([mscorlib]System.Runtime.CompilerServices.CallConvCdecl)
 test_pointer_operations(int32 param) cil managed
{
 .vtentry 1 : 1
 // Code size 44 (0x2c)
 .maxstack 2
 .locals ([0] int32* ptr,
 [1] valuetype A* V_1,
 [2] valuetype A* a,
 [3] int32 k)
// k = 0;
 IL_0000: ldc.i4.0
 IL_0001: stloc.3
// ptr = &k;
 IL_0002: ldloca.s k // load local's address instruction
 IL_0004: stloc.0
// *ptr = 1;
 IL_0005: ldloc.0
 IL_0006: ldc.i4.1
 IL_0007: stind.i4 // indirection instruction
// ptr = &param
 IL_0008: ldarga.s param // load parameter's address instruction
 IL_000a: stloc.0
// *ptr = 2
 IL_000b: ldloc.0
 IL_000c: ldc.i4.2
 IL_000d: stind.i4
// a = new A;
 IL_000e: ldloca.s a
 IL_0010: call valuetype A* modopt([mscorlib]System.Runtime.CompilerServices.CallConvThiscall) 'A.{ctor}'(valuetype A* modopt([mscorlib]System.Runtime.CompilerServices.IsConst) modopt([mscorlib]System.Runtime.CompilerServices.IsConst))
 IL_0015: pop
// ptra = &a;
 IL_0016: ldloca.s a
 IL_0018: stloc.1
// ptra->meth();
 IL_0019: ldloc.1
 IL_001a: dup
 IL_001b: ldind.i4 // reading the VMT for virtual call
 IL_001c: ldind.i4
 IL_001d: calli unmanaged stdcall void modopt([mscorlib]System.Runtime.CompilerServices.CallConvStdcall)(native int)
 IL_0022: ret
} // end of method 'Global Functions'::test_pointer_operations