1 // RUN: %clang_cc1 -triple powerpc-ibm-aix7.2.0.0 -emit-llvm -o - %s | FileCheck %s
2
main()3 int main() {
4 int ret = 0;
5 ret += __builtin_cpu_supports("vsx"); // Test reading `vsx` information from the system variable `_system_configuration`.
6 ret += __builtin_cpu_supports("htm"); // Test getting `htm` information from the function call `getsystemcfg`
7 ret += __builtin_cpu_supports("cellbe"); // The test always returns false for the feature 'cellbe.
8 ret += __builtin_cpu_supports("power4"); // The test always returns false for the feature `power4`.
9 ret += __builtin_cpu_supports("fpu"); // The test always returns true for the feature `fpu`.
10 ret += __builtin_cpu_supports("mma"); // Test getting `mma` information from the function call `getsystemcfg`.
11 return ret;
12 }
13
14 // CHECK: @_system_configuration = external global { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i64, i32, i32, i32, i32, i64, i64, i64, i64, i32, i32, i32, i32, i32, i32, i64, i32, i8, i8, i8, i8, i32, i32, i16, i16, [3 x i32], i32 }
15 // CHECK-EMPTY:
16 // CHECK-NEXT: ; Function Attrs: noinline nounwind optnone
17 // CHECK-NEXT: define i32 @main() #0 {
18 // CHECK-NEXT: entry:
19 // CHECK-NEXT: %retval = alloca i32, align 4
20 // CHECK-NEXT: %ret = alloca i32, align 4
21 // CHECK-NEXT: store i32 0, ptr %retval, align 4
22 // CHECK-NEXT: store i32 0, ptr %ret, align 4
23 // CHECK-NEXT: %0 = load i32, ptr getelementptr inbounds ({ i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i64, i32, i32, i32, i32, i64, i64, i64, i64, i32, i32, i32, i32, i32, i32, i64, i32, i8, i8, i8, i8, i32, i32, i16, i16, [3 x i32], i32 }, ptr @_system_configuration, i32 0, i32 46), align 4
24 // CHECK-NEXT: %1 = icmp ugt i32 %0, 1
25 // CHECK-NEXT: %conv = zext i1 %1 to i32
26 // CHECK-NEXT: %2 = load i32, ptr %ret, align 4
27 // CHECK-NEXT: %add = add nsw i32 %2, %conv
28 // CHECK-NEXT: store i32 %add, ptr %ret, align 4
29 // CHECK-NEXT: %3 = call i64 @getsystemcfg(i32 59)
30 // CHECK-NEXT: %4 = icmp ugt i64 %3, 0
31 // CHECK-NEXT: %conv1 = zext i1 %4 to i32
32 // CHECK-NEXT: %5 = load i32, ptr %ret, align 4
33 // CHECK-NEXT: %add2 = add nsw i32 %5, %conv1
34 // CHECK-NEXT: store i32 %add2, ptr %ret, align 4
35 // CHECK-NEXT: %6 = load i32, ptr %ret, align 4
36 // CHECK-NEXT: %add3 = add nsw i32 %6, 0
37 // CHECK-NEXT: store i32 %add3, ptr %ret, align 4
38 // CHECK-NEXT: %7 = load i32, ptr %ret, align 4
39 // CHECK-NEXT: %add4 = add nsw i32 %7, 1
40 // CHECK-NEXT: store i32 %add4, ptr %ret, align 4
41 // CHECK-NEXT: %8 = load i32, ptr %ret, align 4
42 // CHECK-NEXT: %add5 = add nsw i32 %8, 1
43 // CHECK-NEXT: store i32 %add5, ptr %ret, align 4
44 // CHECK-NEXT: %9 = call i64 @getsystemcfg(i32 62)
45 // CHECK-NEXT: %10 = icmp ugt i64 %9, 0
46 // CHECK-NEXT: %conv6 = zext i1 %10 to i32
47 // CHECK-NEXT: %11 = load i32, ptr %ret, align 4
48 // CHECK-NEXT: %add7 = add nsw i32 %11, %conv6
49 // CHECK-NEXT: store i32 %add7, ptr %ret, align 4
50 // CHECK-NEXT: %12 = load i32, ptr %ret, align 4
51 // CHECK-NEXT: ret i32 %12
52 // CHECK-NEXT: }
53 // CHECK-EMPTY:
54 // CHECK-NEXT: declare i64 @getsystemcfg(i32)
55