1 // REQUIRES: powerpc-registered-target
2 // RUN: %clang_cc1 -triple powerpc-unknown-aix -emit-llvm -target-feature +altivec -target-cpu pwr7 -o - %s | FileCheck %s --check-prefixes=CHECK,AIX32
3 // RUN: %clang_cc1 -triple powerpc64-unknown-aix -emit-llvm -target-feature +altivec -target-cpu pwr7 -o - %s | FileCheck %s --check-prefixes=CHECK,AIX64
4
vector_varargs(int count,...)5 vector double vector_varargs(int count, ...) {
6 __builtin_va_list arg_list;
7 __builtin_va_start(arg_list, count);
8
9 vector double ret;
10
11 for (int i = 0; i != count; ++i) {
12 ret = __builtin_va_arg(arg_list, vector double);
13 }
14
15 __builtin_va_end(arg_list);
16 return ret;
17 }
18
19 // CHECK: %arg_list = alloca ptr
20 // CHECK: call void @llvm.va_start.p0(ptr %arg_list)
21
22 // AIX32: for.body:
23 // AIX32-NEXT: %argp.cur = load ptr, ptr %arg_list, align 4
24 // AIX32-NEXT: %2 = getelementptr inbounds i8, ptr %argp.cur, i32 15
25 // AIX32-NEXT: %argp.cur.aligned = call ptr @llvm.ptrmask.p0.i32(ptr %2, i32 -16)
26 // AIX32-NEXT: %argp.next = getelementptr inbounds i8, ptr %argp.cur.aligned, i32 16
27 // AIX32-NEXT: store ptr %argp.next, ptr %arg_list, align 4
28 // AIX32-NEXT: %3 = load <2 x double>, ptr %argp.cur.aligned, align 16
29 // AIX32-NEXT: store <2 x double> %3, ptr %ret, align 16
30 // AIX32-NEXT: br label %for.inc
31
32 // AIX64: for.body:
33 // AIX64-NEXT: %argp.cur = load ptr, ptr %arg_list, align 8
34 // AIX64-NEXT: %2 = getelementptr inbounds i8, ptr %argp.cur, i32 15
35 // AIX64-NEXT: %argp.cur.aligned = call ptr @llvm.ptrmask.p0.i64(ptr %2, i64 -16)
36 // AIX64-NEXT: %argp.next = getelementptr inbounds i8, ptr %argp.cur.aligned, i64 16
37 // AIX64-NEXT: store ptr %argp.next, ptr %arg_list, align 8
38 // AIX64-NEXT: %3 = load <2 x double>, ptr %argp.cur.aligned, align 16
39 // AIX64-NEXT: store <2 x double> %3, ptr %ret, align 16
40 // AIX64-NEXT: br label %for.inc
41
42
43 // CHECK: for.end:
44 // CHECK: call void @llvm.va_end.p0(ptr %arg_list)
45