forked from OSchip/llvm-project
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
// RUN: %clang_cc1 -x c -ffreestanding %s -triple=x86_64-apple-darwin -emit-llvm -o - | FileCheck %s
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// RUN: %clang_cc1 -x c++ -std=c++11 -ffreestanding %s -triple=x86_64-apple-darwin -emit-llvm -o - | FileCheck %s
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#include <x86intrin.h>
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int test__bswapd(int X) {
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// CHECK-LABEL: test__bswapd
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// CHECK: call i32 @llvm.bswap.i32
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return __bswapd(X);
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}
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int test_bswap(int X) {
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// CHECK-LABEL: test_bswap
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// CHECK: call i32 @llvm.bswap.i32
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return _bswap(X);
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}
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long test__bswapq(long long X) {
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// CHECK-LABEL: test__bswapq
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// CHECK: call i64 @llvm.bswap.i64
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return __bswapq(X);
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}
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long test_bswap64(long long X) {
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// CHECK-LABEL: test_bswap64
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// CHECK: call i64 @llvm.bswap.i64
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return _bswap64(X);
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}
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// Test constexpr handling.
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#if defined(__cplusplus) && (__cplusplus >= 201103L)
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char bswapd_0[__bswapd(0x00000000) == 0x00000000 ? 1 : -1];
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char bswapd_1[__bswapd(0x01020304) == 0x04030201 ? 1 : -1];
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char bswap_0[_bswap(0x00000000) == 0x00000000 ? 1 : -1];
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char bswap_1[_bswap(0x10203040) == 0x40302010 ? 1 : -1];
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char bswapq_0[__bswapq(0x0000000000000000ULL) == 0x0000000000000000 ? 1 : -1];
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char bswapq_1[__bswapq(0x0102030405060708ULL) == 0x0807060504030201 ? 1 : -1];
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char bswap64_0[_bswap64(0x0000000000000000ULL) == 0x0000000000000000 ? 1 : -1];
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char bswap64_1[_bswap64(0x1020304050607080ULL) == 0x8070605040302010 ? 1 : -1];
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#endif
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