// REQUIRES: x86-registered-target // RUN: %clang_cc1 -x c++ %s -triple i386-apple-darwin10 -fasm-blocks -emit-llvm -o - -std=c++11 | FileCheck %s // rdar://13645930 struct Foo { static int *ptr; static int a, b; int arr[4]; struct Bar { static int *ptr; char arr[2]; }; }; void t1() { Foo::ptr = (int *)0xDEADBEEF; Foo::Bar::ptr = (int *)0xDEADBEEF; __asm mov eax, Foo ::ptr __asm mov eax, Foo :: Bar :: ptr __asm mov eax, [Foo:: ptr] __asm mov eax, dword ptr [Foo :: ptr] __asm mov eax, dword ptr [Foo :: ptr] // CHECK: @_Z2t1v // CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $0\0A\09mov eax, dword ptr $1\0A\09mov eax, dword ptr $2\0A\09mov eax, dword ptr $3\0A\09mov eax, dword ptr $4", "*m,*m,*m,*m,*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32** @_ZN3Foo3ptrE, i32** @_ZN3Foo3Bar3ptrE, i32** @_ZN3Foo3ptrE, i32** @_ZN3Foo3ptrE, i32** @_ZN3Foo3ptrE) } int gvar = 10; void t2() { int lvar = 10; __asm mov eax, offset Foo::ptr __asm mov eax, offset Foo::Bar::ptr // CHECK: t2 // CHECK: call void asm sideeffect inteldialect "mov eax, $0\0A\09mov eax, $1", "r,r,~{eax},~{dirflag},~{fpsr},~{flags}"(i32** @_ZN3Foo3ptrE, i32** @_ZN3Foo3Bar3ptrE) } // CHECK-LABEL: define void @_Z2t3v() void t3() { __asm mov eax, LENGTH Foo::ptr __asm mov eax, LENGTH Foo::Bar::ptr __asm mov eax, LENGTH Foo::arr __asm mov eax, LENGTH Foo::Bar::arr __asm mov eax, TYPE Foo::ptr __asm mov eax, TYPE Foo::Bar::ptr __asm mov eax, TYPE Foo::arr __asm mov eax, TYPE Foo::Bar::arr __asm mov eax, SIZE Foo::ptr __asm mov eax, SIZE Foo::Bar::ptr __asm mov eax, SIZE Foo::arr __asm mov eax, SIZE Foo::Bar::arr // CHECK: call void asm sideeffect inteldialect "mov eax, $$1\0A\09mov eax, $$1\0A\09mov eax, $$4\0A\09mov eax, $$2\0A\09mov eax, $$4\0A\09mov eax, $$4\0A\09mov eax, $$4\0A\09mov eax, $$1\0A\09mov eax, $$4\0A\09mov eax, $$4\0A\09mov eax, $$16\0A\09mov eax, $$2", "~{eax},~{dirflag},~{fpsr},~{flags}"() } struct T4 { int x; static int y; void test(); }; // CHECK-LABEL: define void @_ZN2T44testEv( void T4::test() { // CHECK: [[T0:%.*]] = alloca [[T4:%.*]]*, // CHECK: [[THIS:%.*]] = load [[T4]]*, [[T4]]** [[T0]] // CHECK: [[X:%.*]] = getelementptr inbounds [[T4]], [[T4]]* [[THIS]], i32 0, i32 0 __asm mov eax, x; __asm mov y, eax; // CHECK: call void asm sideeffect inteldialect "mov eax, dword ptr $1\0A\09mov dword ptr $0, eax", "=*m,*m,~{eax},~{dirflag},~{fpsr},~{flags}"(i32* @_ZN2T41yE, i32* {{.*}}) } template <class T> struct T5 { template <class U> static T create(U); void run(); }; // CHECK-LABEL: define void @_Z5test5v() void test5() { // CHECK: [[X:%.*]] = alloca i32 // CHECK: [[Y:%.*]] = alloca i32 int x, y; __asm push y __asm call T5<int>::create<float> __asm mov x, eax // CHECK: call void asm sideeffect inteldialect "push dword ptr $0\0A\09call dword ptr $2\0A\09mov dword ptr $1, eax", "=*m,=*m,*m,~{esp},~{dirflag},~{fpsr},~{flags}"(i32* %y, i32* %x, i32 (float)* @_ZN2T5IiE6createIfEEiT_) } // Just verify this doesn't emit an error. void test6() { __asm { a: jmp a } } void t7_struct() { struct A { int a; int b; }; __asm mov eax, [eax].A.b // CHECK-LABEL: define void @_Z9t7_structv // CHECK: call void asm sideeffect inteldialect "mov eax, [eax].4", "~{eax},~{dirflag},~{fpsr},~{flags}"() } void t7_typedef() { typedef struct { int a; int b; } A; __asm mov eax, [eax].A.b // CHECK-LABEL: define void @_Z10t7_typedefv // CHECK: call void asm sideeffect inteldialect "mov eax, [eax].4", "~{eax},~{dirflag},~{fpsr},~{flags}"() } void t7_using() { using A = struct { int a; int b; }; __asm mov eax, [eax].A.b // CHECK-LABEL: define void @_Z8t7_usingv // CHECK: call void asm sideeffect inteldialect "mov eax, [eax].4", "~{eax},~{dirflag},~{fpsr},~{flags}"() } void t8() { __asm some_label: // CHECK-LABEL: define void @_Z2t8v() // CHECK: call void asm sideeffect inteldialect "L__MSASMLABEL_.1__some_label:", "~{dirflag},~{fpsr},~{flags}"() struct A { static void g() { __asm jmp some_label ; This should jump forwards __asm some_label: __asm nop // CHECK-LABEL: define internal void @_ZZ2t8vEN1A1gEv() // CHECK: call void asm sideeffect inteldialect "jmp L__MSASMLABEL_.2__some_label\0A\09L__MSASMLABEL_.2__some_label:\0A\09nop", "~{dirflag},~{fpsr},~{flags}"() } }; A::g(); }