47 lines · c
1// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 42// RUN: %clang_cc1 -triple spirv64-unknown-unknown -fcuda-is-device -emit-llvm -o - %s | FileCheck %s3 4struct x {5 double b;6 long a;7};8 9// CHECK-LABEL: define spir_func void @testva(10// CHECK-SAME: i32 noundef [[N:%.*]], ...) #[[ATTR0:[0-9]+]] {11// CHECK-NEXT: entry:12// CHECK-NEXT: [[N_ADDR:%.*]] = alloca i32, align 413// CHECK-NEXT: [[AP:%.*]] = alloca ptr addrspace(4), align 814// CHECK-NEXT: [[T:%.*]] = alloca [[STRUCT_X:%.*]], align 815// CHECK-NEXT: [[AP2:%.*]] = alloca ptr addrspace(4), align 816// CHECK-NEXT: [[V:%.*]] = alloca i32, align 417// CHECK-NEXT: [[VARET:%.*]] = alloca i32, align 418// CHECK-NEXT: [[N_ADDR_ASCAST:%.*]] = addrspacecast ptr [[N_ADDR]] to ptr addrspace(4)19// CHECK-NEXT: [[AP_ASCAST:%.*]] = addrspacecast ptr [[AP]] to ptr addrspace(4)20// CHECK-NEXT: [[T_ASCAST:%.*]] = addrspacecast ptr [[T]] to ptr addrspace(4)21// CHECK-NEXT: [[AP2_ASCAST:%.*]] = addrspacecast ptr [[AP2]] to ptr addrspace(4)22// CHECK-NEXT: [[V_ASCAST:%.*]] = addrspacecast ptr [[V]] to ptr addrspace(4)23// CHECK-NEXT: [[VARET_ASCAST:%.*]] = addrspacecast ptr [[VARET]] to ptr addrspace(4)24// CHECK-NEXT: store i32 [[N]], ptr addrspace(4) [[N_ADDR_ASCAST]], align 425// CHECK-NEXT: call void @llvm.va_start.p4(ptr addrspace(4) [[AP_ASCAST]])26// CHECK-NEXT: [[TMP0:%.*]] = va_arg ptr addrspace(4) [[AP_ASCAST]], ptr27// CHECK-NEXT: call void @llvm.memcpy.p4.p0.i64(ptr addrspace(4) align 8 [[T_ASCAST]], ptr align 8 [[TMP0]], i64 16, i1 false)28// CHECK-NEXT: call void @llvm.va_copy.p4(ptr addrspace(4) [[AP2_ASCAST]], ptr addrspace(4) [[AP_ASCAST]])29// CHECK-NEXT: [[TMP1:%.*]] = va_arg ptr addrspace(4) [[AP2_ASCAST]], i3230// CHECK-NEXT: store i32 [[TMP1]], ptr addrspace(4) [[VARET_ASCAST]], align 431// CHECK-NEXT: [[TMP2:%.*]] = load i32, ptr addrspace(4) [[VARET_ASCAST]], align 432// CHECK-NEXT: store i32 [[TMP2]], ptr addrspace(4) [[V_ASCAST]], align 433// CHECK-NEXT: call void @llvm.va_end.p4(ptr addrspace(4) [[AP2_ASCAST]])34// CHECK-NEXT: call void @llvm.va_end.p4(ptr addrspace(4) [[AP_ASCAST]])35// CHECK-NEXT: ret void36 37void testva(int n, ...) {38 __builtin_va_list ap;39 __builtin_va_start(ap, n);40 struct x t = __builtin_va_arg(ap, struct x);41 __builtin_va_list ap2;42 __builtin_va_copy(ap2, ap);43 int v = __builtin_va_arg(ap2, int);44 __builtin_va_end(ap2);45 __builtin_va_end(ap);46}47