forked from OSchip/llvm-project
53 lines
2.2 KiB
C
53 lines
2.2 KiB
C
// REQUIRES: powerpc-registered-target
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// RUN: %clang_cc1 -triple powerpc-unknown-aix -emit-llvm -target-feature +altivec -target-cpu pwr7 -o - %s | FileCheck %s --check-prefixes=CHECK,AIX32
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// RUN: %clang_cc1 -triple powerpc64-unknown-aix -emit-llvm -target-feature +altivec -target-cpu pwr7 -o - %s | FileCheck %s --check-prefixes=CHECK,AIX64
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vector double vector_varargs(int count, ...) {
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__builtin_va_list arg_list;
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__builtin_va_start(arg_list, count);
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vector double ret;
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for (int i = 0; i != count; ++i) {
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ret = __builtin_va_arg(arg_list, vector double);
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}
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__builtin_va_end(arg_list);
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return ret;
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}
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// CHECK: %arg_list = alloca i8*
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// CHECK: %arg_list1 = bitcast i8** %arg_list to i8*
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// CHECK: call void @llvm.va_start(i8* %arg_list1)
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// AIX32: for.body:
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// AIX32-NEXT: %argp.cur = load i8*, i8** %arg_list, align 4
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// AIX32-NEXT: %2 = ptrtoint i8* %argp.cur to i32
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// AIX32-NEXT: %3 = add i32 %2, 15
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// AIX32-NEXT: %4 = and i32 %3, -16
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// AIX32-NEXT: %argp.cur.aligned = inttoptr i32 %4 to i8*
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// AIX32-NEXT: %argp.next = getelementptr inbounds i8, i8* %argp.cur.aligned, i32 16
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// AIX32-NEXT: store i8* %argp.next, i8** %arg_list, align 4
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// AIX32-NEXT: %5 = bitcast i8* %argp.cur.aligned to <2 x double>*
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// AIX32-NEXT: %6 = load <2 x double>, <2 x double>* %5, align 16
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// AIX32-NEXT: store <2 x double> %6, <2 x double>* %ret, align 16
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// AIX32-NEXT: br label %for.inc
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// AIX64: for.body:
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// AIX64-NEXT: %argp.cur = load i8*, i8** %arg_list, align 8
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// AIX64-NEXT: %2 = ptrtoint i8* %argp.cur to i64
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// AIX64-NEXT: %3 = add i64 %2, 15
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// AIX64-NEXT: %4 = and i64 %3, -16
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// AIX64-NEXT: %argp.cur.aligned = inttoptr i64 %4 to i8*
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// AIX64-NEXT: %argp.next = getelementptr inbounds i8, i8* %argp.cur.aligned, i64 16
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// AIX64-NEXT: store i8* %argp.next, i8** %arg_list, align 8
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// AIX64-NEXT: %5 = bitcast i8* %argp.cur.aligned to <2 x double>*
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// AIX64-NEXT: %6 = load <2 x double>, <2 x double>* %5, align 16
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// AIX64-NEXT: store <2 x double> %6, <2 x double>* %ret, align 16
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// AIX64-NEXT: br label %for.inc
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// CHECK: for.end:
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// CHECK: %arg_list2 = bitcast i8** %arg_list to i8*
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// CHECK: call void @llvm.va_end(i8* %arg_list2)
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