68 lines · c
1// RUN: %clang_cc1 -x c -ffreestanding -triple x86_64-unknown-linux -Wno-implicit-function-declaration -fclangir -emit-cir -o %t.cir %s2// RUN: FileCheck --check-prefix=CIR --input-file=%t.cir %s3// RUN: %clang_cc1 -x c++ -ffreestanding -triple x86_64-unknown-linux -Wno-implicit-function-declaration -fclangir -emit-cir -o %t.cir %s4// RUN: FileCheck --check-prefix=CIR --input-file=%t.cir %s5 6// RUN: %clang_cc1 -x c -ffreestanding -triple x86_64-unknown-linux -Wno-implicit-function-declaration -fclangir -emit-llvm -o %t.ll %s7// RUN: FileCheck --check-prefix=LLVM --input-file=%t.ll %s8// RUN: %clang_cc1 -x c++ -ffreestanding -triple x86_64-unknown-linux -Wno-implicit-function-declaration -fclangir -emit-llvm -o %t.ll %s9// RUN: FileCheck --check-prefix=LLVM --input-file=%t.ll %s10 11// RUN: %clang_cc1 -x c -ffreestanding -triple=x86_64-unknown-linux -emit-llvm -Wall -Werror %s -o - | FileCheck %s -check-prefix=OGCG12// RUN: %clang_cc1 -x c++ -ffreestanding -triple=x86_64-unknown-linux -emit-llvm -Wall -Werror %s -o - | FileCheck %s -check-prefix=OGCG13 14// This test mimics clang/test/CodeGen/X86/lzcnt-builtins.c, which eventually15// CIR shall be able to support fully.16 17#include <immintrin.h>18 19unsigned int test__lzcnt16(unsigned short __X) {20 // CIR-LABEL: __lzcnt1621 // CIR: {{%.*}} = cir.call_llvm_intrinsic "ctlz" {{%.*}} : (!u16i, !cir.bool) -> !u16i22 // LLVM-LABEL: __lzcnt1623 // LLVM: @llvm.ctlz.i16(i16 %{{.*}}, i1 false)24 // OGCG-LABEL: __lzcnt1625 // OGCG: @llvm.ctlz.i16(i16 %{{.*}}, i1 false)26 return __lzcnt16(__X);27}28 29unsigned int test__lzcnt32(unsigned int __X) {30 // CIR-LABEL: __lzcnt3231 // CIR: {{%.*}} = cir.call_llvm_intrinsic "ctlz" {{%.*}} : (!u32i, !cir.bool) -> !u32i32 // LLVM-LABEL: __lzcnt3233 // LLVM: @llvm.ctlz.i32(i32 %{{.*}}, i1 false)34 // OGCG-LABEL: __lzcnt3235 // OGCG: @llvm.ctlz.i32(i32 %{{.*}}, i1 false)36 return __lzcnt32(__X);37}38 39unsigned long long test__lzcnt64(unsigned long long __X) {40 // CIR-LABEL: __lzcnt6441 // CIR: {{%.*}} = cir.call_llvm_intrinsic "ctlz" {{%.*}} : (!u64i, !cir.bool) -> !u64i42 // LLVM-LABEL: __lzcnt6443 // LLVM: @llvm.ctlz.i64(i64 %{{.*}}, i1 false)44 // OGCG-LABEL: __lzcnt6445 // OGCG: @llvm.ctlz.i64(i64 %{{.*}}, i1 false)46 return __lzcnt64(__X);47}48 49unsigned int test__lzcnt_u32(unsigned int __X) {50 // CIR-LABEL: _lzcnt_u3251 // CIR: {{%.*}} = cir.call_llvm_intrinsic "ctlz" {{%.*}} : (!u32i, !cir.bool) -> !u32i52 // LLVM-LABEL: _lzcnt_u3253 // LLVM: @llvm.ctlz.i32(i32 %{{.*}}, i1 false)54 // OGCG-LABEL: _lzcnt_u3255 // OGCG: @llvm.ctlz.i32(i32 %{{.*}}, i1 false)56 return _lzcnt_u32(__X);57}58 59unsigned long long test__lzcnt_u64(unsigned long long __X) {60 // CIR-LABEL: _lzcnt_u6461 // CIR: {{%.*}} = cir.call_llvm_intrinsic "ctlz" {{%.*}} : (!u64i, !cir.bool) -> !u64i62 // LLVM-LABEL: _lzcnt_u6463 // LLVM: @llvm.ctlz.i64(i64 %{{.*}}, i1 false)64 // OGCG-LABEL: _lzcnt_u6465 // OGCG: @llvm.ctlz.i64(i64 %{{.*}}, i1 false)66 return _lzcnt_u64(__X);67}68