forked from OSchip/llvm-project
106 lines
3.0 KiB
C++
106 lines
3.0 KiB
C++
// RUN: %clang_cc1 -O0 -triple amdgcn---amdgiz -emit-llvm %s -o - | FileCheck %s
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// CHECK-LABEL: define void @_Z5func1Pi(i32* %x)
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void func1(int *x) {
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// CHECK: %[[x_addr:.*]] = alloca i32*{{.*}}addrspace(5)
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// CHECK: %[[r0:.*]] = addrspacecast i32* addrspace(5)* %[[x_addr]] to i32**
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// CHECK: store i32* %x, i32** %[[r0]]
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// CHECK: %[[r1:.*]] = load i32*, i32** %[[r0]]
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// CHECK: store i32 1, i32* %[[r1]]
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*x = 1;
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}
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// CHECK-LABEL: define void @_Z5func2v()
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void func2(void) {
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// CHECK: %lv1 = alloca i32, align 4, addrspace(5)
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// CHECK: %[[r0:.*]] = addrspacecast i32 addrspace(5)* %lv1 to i32*
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// CHECK: %lv2 = alloca i32, align 4, addrspace(5)
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// CHECK: %[[r1:.*]] = addrspacecast i32 addrspace(5)* %lv2 to i32*
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// CHECK: %la = alloca [100 x i32], align 4, addrspace(5)
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// CHECK: %[[r2:.*]] = addrspacecast [100 x i32] addrspace(5)* %la to [100 x i32]*
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// CHECK: %lp1 = alloca i32*, align 8, addrspace(5)
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// CHECK: %[[r3:.*]] = addrspacecast i32* addrspace(5)* %lp1 to i32**
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// CHECK: %lp2 = alloca i32*, align 8, addrspace(5)
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// CHECK: %[[r4:.*]] = addrspacecast i32* addrspace(5)* %lp2 to i32**
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// CHECK: %lvc = alloca i32, align 4, addrspace(5)
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// CHECK: %[[r5:.*]] = addrspacecast i32 addrspace(5)* %lvc to i32*
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// CHECK: store i32 1, i32* %[[r0]]
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int lv1;
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lv1 = 1;
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// CHECK: store i32 2, i32* %[[r1]]
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int lv2 = 2;
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// CHECK: %[[arrayidx:.*]] = getelementptr inbounds [100 x i32], [100 x i32]* %[[r2]], i64 0, i64 0
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// CHECK: store i32 3, i32* %[[arrayidx]], align 4
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int la[100];
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la[0] = 3;
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// CHECK: store i32* %[[r0]], i32** %[[r3]], align 8
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int *lp1 = &lv1;
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// CHECK: %[[arraydecay:.*]] = getelementptr inbounds [100 x i32], [100 x i32]* %[[r2]], i32 0, i32 0
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// CHECK: store i32* %[[arraydecay]], i32** %[[r4]], align 8
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int *lp2 = la;
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// CHECK: call void @_Z5func1Pi(i32* %[[r0]])
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func1(&lv1);
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// CHECK: store i32 4, i32* %[[r5]]
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// CHECK: store i32 4, i32* %[[r0]]
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const int lvc = 4;
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lv1 = lvc;
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}
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void destroy(int x);
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class A {
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int x;
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public:
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A():x(0) {}
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~A() {
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destroy(x);
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}
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};
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// CHECK-LABEL: define void @_Z5func3v
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void func3() {
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// CHECK: %[[a:.*]] = alloca %class.A, align 4, addrspace(5)
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// CHECK: %[[r0:.*]] = addrspacecast %class.A addrspace(5)* %[[a]] to %class.A*
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// CHECK: call void @_ZN1AC1Ev(%class.A* %[[r0]])
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// CHECK: call void @_ZN1AD1Ev(%class.A* %[[r0]])
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A a;
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}
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// CHECK-LABEL: define void @_Z5func4i
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void func4(int x) {
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// CHECK: %[[x_addr:.*]] = alloca i32, align 4, addrspace(5)
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// CHECK: %[[r0:.*]] = addrspacecast i32 addrspace(5)* %[[x_addr]] to i32*
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// CHECK: store i32 %x, i32* %[[r0]], align 4
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// CHECK: call void @_Z5func1Pi(i32* %[[r0]])
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func1(&x);
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}
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// CHECK-LABEL: define void @_Z5func5v
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void func5() {
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return;
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int x = 0;
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}
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// CHECK-LABEL: define void @_Z5func6v
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void func6() {
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return;
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int x;
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}
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// CHECK-LABEL: define void @_Z5func7v
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extern void use(int *);
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void func7() {
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goto later;
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int x;
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later:
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use(&x);
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}
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// CHECK-NOT: !opencl.ocl.version
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