You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
22 lines
979 B
22 lines
979 B
// RUN: %clang_cc1 -triple aarch64_be-linux-gnu -ffreestanding -emit-llvm -O0 -o - %s | FileCheck %s
|
|
|
|
#include <stdarg.h>
|
|
|
|
// A single member HFA must be aligned just like a non-HFA register argument.
|
|
double callee(int a, ...) {
|
|
// CHECK: [[REGPP:%.*]] = getelementptr inbounds %struct.__va_list, %struct.__va_list* [[VA:%.*]], i32 0, i32 2
|
|
// CHECK: [[REGP:%.*]] = load i8*, i8** [[REGPP]], align 8
|
|
// CHECK: [[OFFSET0:%.*]] = getelementptr inbounds i8, i8* [[REGP]], i32 {{.*}}
|
|
// CHECK: [[OFFSET1:%.*]] = getelementptr inbounds i8, i8* [[OFFSET0]], i64 8
|
|
|
|
// CHECK: [[MEMPP:%.*]] = getelementptr inbounds %struct.__va_list, %struct.__va_list* [[VA:%.*]], i32 0, i32 0
|
|
// CHECK: [[MEMP:%.*]] = load i8*, i8** [[MEMPP]], align 8
|
|
// CHECK: [[NEXTP:%.*]] = getelementptr inbounds i8, i8* [[MEMP]], i64 8
|
|
// CHECK: store i8* [[NEXTP]], i8** [[MEMPP]], align 8
|
|
va_list vl;
|
|
va_start(vl, a);
|
|
double result = va_arg(vl, struct { double a; }).a;
|
|
va_end(vl);
|
|
return result;
|
|
}
|