1 // RUN: %clang_cc1 -x c -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +popcnt -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-POPCNT
2 // RUN: %clang_cc1 -x c++ -std=c++11 -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +popcnt -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-POPCNT
3 // RUN: %clang_cc1 -x c -ffreestanding %s -triple=x86_64-apple-darwin -emit-llvm -o - | FileCheck %s
4 // RUN: %clang_cc1 -x c++ -std=c++11 -ffreestanding %s -triple=x86_64-apple-darwin -emit-llvm -o - | FileCheck %s
5 
6 #include <x86intrin.h>
7 
8 #ifdef __POPCNT__
test_mm_popcnt_u32(unsigned int __X)9 int test_mm_popcnt_u32(unsigned int __X) {
10   //CHECK-POPCNT: call i32 @llvm.ctpop.i32
11   return _mm_popcnt_u32(__X);
12 }
13 #endif
14 
test_popcnt32(unsigned int __X)15 int test_popcnt32(unsigned int __X) {
16   //CHECK: call i32 @llvm.ctpop.i32
17   return _popcnt32(__X);
18 }
19 
test__popcntd(unsigned int __X)20 int test__popcntd(unsigned int __X) {
21   //CHECK: call i32 @llvm.ctpop.i32
22   return __popcntd(__X);
23 }
24 
25 #ifdef __x86_64__
26 #ifdef __POPCNT__
test_mm_popcnt_u64(unsigned long long __X)27 long long test_mm_popcnt_u64(unsigned long long __X) {
28   //CHECK-POPCNT: call i64 @llvm.ctpop.i64
29   return _mm_popcnt_u64(__X);
30 }
31 #endif
32 
test_popcnt64(unsigned long long __X)33 long long test_popcnt64(unsigned long long __X) {
34   //CHECK: call i64 @llvm.ctpop.i64
35   return _popcnt64(__X);
36 }
37 
test__popcntq(unsigned long long __X)38 long long test__popcntq(unsigned long long __X) {
39   //CHECK: call i64 @llvm.ctpop.i64
40   return __popcntq(__X);
41 }
42 #endif
43 
44 // Test constexpr handling.
45 #if defined(__cplusplus) && (__cplusplus >= 201103L)
46 #if defined(__POPCNT__)
47 char ctpop32_0[_mm_popcnt_u32(0x00000000) == 0 ? 1 : -1];
48 char ctpop32_1[_mm_popcnt_u32(0x000000F0) == 4 ? 1 : -1];
49 #endif
50 
51 char popcnt32_0[_popcnt32(0x00000000) == 0 ? 1 : -1];
52 char popcnt32_1[_popcnt32(0x100000F0) == 5 ? 1 : -1];
53 
54 char popcntd_0[__popcntd(0x00000000) == 0 ? 1 : -1];
55 char popcntd_1[__popcntd(0x00F000F0) == 8 ? 1 : -1];
56 
57 #ifdef __x86_64__
58 #if defined(__POPCNT__)
59 char ctpop64_0[_mm_popcnt_u64(0x0000000000000000ULL) == 0 ? 1 : -1];
60 char ctpop64_1[_mm_popcnt_u64(0xF000000000000001ULL) == 5 ? 1 : -1];
61 #endif
62 
63 char popcnt64_0[_popcnt64(0x0000000000000000ULL) == 0 ? 1 : -1];
64 char popcnt64_1[_popcnt64(0xF00000F000000001ULL) == 9 ? 1 : -1];
65 
66 char popcntq_0[__popcntq(0x0000000000000000ULL) == 0 ? 1 : -1];
67 char popcntq_1[__popcntq(0xF000010000300001ULL) == 8 ? 1 : -1];
68 #endif
69 #endif
70