61 lines
2.5 KiB
C
61 lines
2.5 KiB
C
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// RUN: %clang_cc1 -triple x86_64-gnu-linux -O3 -disable-llvm-passes -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,CHECK64
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// RUN: %clang_cc1 -triple x86_64-windows-pc -O3 -disable-llvm-passes -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,CHECK64
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// RUN: %clang_cc1 -triple i386-gnu-linux -O3 -disable-llvm-passes -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,LIN32
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// RUN: %clang_cc1 -triple i386-windows-pc -O3 -disable-llvm-passes -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,WIN32
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void GenericTest(_ExtInt(3) a, unsigned _ExtInt(3) b, _ExtInt(4) c) {
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// CHECK: define {{.*}}void @GenericTest
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int which = _Generic(a, _ExtInt(3): 1, unsigned _ExtInt(3) : 2, _ExtInt(4) : 3);
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// CHECK: store i32 1
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int which2 = _Generic(b, _ExtInt(3): 1, unsigned _ExtInt(3) : 2, _ExtInt(4) : 3);
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// CHECK: store i32 2
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int which3 = _Generic(c, _ExtInt(3): 1, unsigned _ExtInt(3) : 2, _ExtInt(4) : 3);
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// CHECK: store i32 3
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}
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void VLATest(_ExtInt(3) A, _ExtInt(99) B, _ExtInt(123456) C) {
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// CHECK: define {{.*}}void @VLATest
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int AR1[A];
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// CHECK: %[[A:.+]] = zext i3 %{{.+}} to i[[INDXSIZE:[0-9]+]]
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// CHECK: %[[VLA1:.+]] = alloca i32, i[[INDXSIZE]] %[[A]]
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int AR2[B];
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// CHECK: %[[B:.+]] = trunc i99 %{{.+}} to i[[INDXSIZE]]
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// CHECK: %[[VLA2:.+]] = alloca i32, i[[INDXSIZE]] %[[B]]
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int AR3[C];
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// CHECK: %[[C:.+]] = trunc i123456 %{{.+}} to i[[INDXSIZE]]
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// CHECK: %[[VLA3:.+]] = alloca i32, i[[INDXSIZE]] %[[C]]
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}
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struct S {
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_ExtInt(17) A;
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_ExtInt(16777200) B;
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_ExtInt(17) C;
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};
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void OffsetOfTest() {
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// CHECK: define {{.*}}void @OffsetOfTest
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int A = __builtin_offsetof(struct S,A);
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// CHECK: store i32 0, i32* %{{.+}}
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int B = __builtin_offsetof(struct S,B);
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// CHECK64: store i32 8, i32* %{{.+}}
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// LIN32: store i32 4, i32* %{{.+}}
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// WINCHECK32: store i32 8, i32* %{{.+}}
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int C = __builtin_offsetof(struct S,C);
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// CHECK64: store i32 2097160, i32* %{{.+}}
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// LIN32: store i32 2097156, i32* %{{.+}}
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// WIN32: store i32 2097160, i32* %{{.+}}
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}
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void Size1ExtIntParam(unsigned _ExtInt(1) A) {
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// CHECK: define {{.*}}void @Size1ExtIntParam(i1{{.*}} %[[PARAM:.+]])
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// CHECK: %[[PARAM_ADDR:.+]] = alloca i1
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// CHECK: %[[B:.+]] = alloca [5 x i1]
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// CHECK: store i1 %[[PARAM]], i1* %[[PARAM_ADDR]]
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unsigned _ExtInt(1) B[5];
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// CHECK: %[[PARAM_LOAD:.+]] = load i1, i1* %[[PARAM_ADDR]]
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// CHECK: %[[IDX:.+]] = getelementptr inbounds [5 x i1], [5 x i1]* %[[B]]
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// CHECK: store i1 %[[PARAM_LOAD]], i1* %[[IDX]]
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B[2] = A;
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}
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