100 lines · cpp
1// RUN: %clang_cc1 -ast-print %s -o - | FileCheck %s2// RUN: %clang_cc1 -DMS_EXT -fms-extensions %s -triple x86_64-pc-win32 -ast-print | FileCheck %s --check-prefix=MS-EXT3 4// CHECK: #pragma clang loop vectorize_width(4)5// CHECK-NEXT: #pragma clang loop interleave_count(8){{$}}6 7void test(int *List, int Length) {8 int i = 0;9#pragma clang loop vectorize_width(4)10#pragma clang loop interleave_count(8)11// CHECK-NEXT: while (i < Length)12 while (i < Length) {13 List[i] = i * 2;14 i++;15 }16 i = 0;17 18// CHECK: #pragma clang loop vectorize_width(4, scalable)19 20#pragma clang loop vectorize_width(4, scalable)21// CHECK-NEXT: while (i < Length)22 while (i < Length) {23 List[i] = i * 2;24 i++;25 }26 i = 0;27 28// CHECK: #pragma clang loop vectorize_width(fixed)29 30#pragma clang loop vectorize_width(fixed)31// CHECK-NEXT: while (i < Length)32 while (i < Length) {33 List[i] = i * 2;34 i++;35 }36 i = 0;37 38// CHECK: #pragma clang loop vectorize_width(scalable)39 40#pragma clang loop vectorize_width(scalable)41// CHECK-NEXT: while (i < Length)42 while (i < Length) {43 List[i] = i * 2;44 i++;45 }46 47// CHECK: #pragma clang loop distribute(disable)48// CHECK-NEXT: #pragma clang loop vectorize(enable)49// CHECK-NEXT: #pragma clang loop interleave(disable)50// CHECK-NEXT: #pragma clang loop vectorize_predicate(disable)51 52#pragma clang loop distribute(disable)53#pragma clang loop vectorize(enable)54#pragma clang loop interleave(disable)55#pragma clang loop vectorize_predicate(disable)56// CHECK-NEXT: while (i - 1 < Length)57 while (i - 1 < Length) {58 List[i] = i * 2;59 i++;60 }61 62// CHECK: #pragma clang loop distribute(enable)63// CHECK-NEXT: #pragma clang loop vectorize(disable)64// CHECK-NEXT: #pragma clang loop interleave(enable)65// CHECK-NEXT: #pragma clang loop vectorize_predicate(enable)66 67#pragma clang loop distribute(enable)68#pragma clang loop vectorize(disable)69#pragma clang loop interleave(enable)70#pragma clang loop vectorize_predicate(enable)71// CHECK-NEXT: while (i - 2 < Length)72 while (i - 2 < Length) {73 List[i] = i * 2;74 i++;75 }76}77 78template <int V, int I>79void test_nontype_template_param(int *List, int Length) {80#pragma clang loop vectorize_width(V) interleave_count(I)81 for (int i = 0; i < Length; i++) {82 List[i] = i;83 }84}85 86// CHECK: #pragma clang loop vectorize_width(V)87// CHECK: #pragma clang loop interleave_count(I)88 89void test_templates(int *List, int Length) {90 test_nontype_template_param<2, 4>(List, Length);91}92 93#ifdef MS_EXT94#pragma init_seg(compiler)95// MS-EXT: #pragma init_seg (.CRT$XCC){{$}}96// MS-EXT-NEXT: __declspec(thread) int x = 3;97__declspec(thread) int x = 3;98#endif //MS_EXT99 100