// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 4 // RUN: %clang_cc1 -triple arm-unknown-unknown -O0 -std=c23 -emit-llvm %s -o - | FileCheck %s --check-prefix=CHECK-O0 // RUN: %clang_cc1 -triple arm-unknown-unknown -O1 -std=c23 -emit-llvm %s -o - | FileCheck %s --check-prefix=CHECK-O1 // Verify that the result from the intrinsic call is zero extended to avoid that // we get a negative result from popcountg/ctzg/clzg. // CHECK-O0-LABEL: define dso_local arm_aapcscc i32 @test_popcountg_ubi1( // CHECK-O0-SAME: ) #[[ATTR0:[0-9]+]] { // CHECK-O0-NEXT: entry: // CHECK-O0-NEXT: [[A:%.*]] = alloca i8, align 1 // CHECK-O0-NEXT: store i8 1, ptr [[A]], align 1 // CHECK-O0-NEXT: [[TMP0:%.*]] = load i8, ptr [[A]], align 1 // CHECK-O0-NEXT: [[LOADEDV:%.*]] = trunc i8 [[TMP0]] to i1 // CHECK-O0-NEXT: [[TMP1:%.*]] = call i1 @llvm.ctpop.i1(i1 [[LOADEDV]]) // CHECK-O0-NEXT: [[CAST:%.*]] = zext i1 [[TMP1]] to i32 // CHECK-O0-NEXT: ret i32 [[CAST]] // // CHECK-O1-LABEL: define dso_local arm_aapcscc noundef i32 @test_popcountg_ubi1( // CHECK-O1-SAME: ) local_unnamed_addr #[[ATTR0:[0-9]+]] { // CHECK-O1-NEXT: entry: // CHECK-O1-NEXT: ret i32 1 // int test_popcountg_ubi1() { unsigned _BitInt(1) a = 1uwb; return __builtin_popcountg(a); } // CHECK-O0-LABEL: define dso_local arm_aapcscc i32 @test_popcountg_ubi2( // CHECK-O0-SAME: ) #[[ATTR0]] { // CHECK-O0-NEXT: entry: // CHECK-O0-NEXT: [[A:%.*]] = alloca i8, align 1 // CHECK-O0-NEXT: store i8 3, ptr [[A]], align 1 // CHECK-O0-NEXT: [[TMP0:%.*]] = load i8, ptr [[A]], align 1 // CHECK-O0-NEXT: [[LOADEDV:%.*]] = trunc i8 [[TMP0]] to i2 // CHECK-O0-NEXT: [[TMP1:%.*]] = call i2 @llvm.ctpop.i2(i2 [[LOADEDV]]) // CHECK-O0-NEXT: [[CAST:%.*]] = zext i2 [[TMP1]] to i32 // CHECK-O0-NEXT: ret i32 [[CAST]] // // CHECK-O1-LABEL: define dso_local arm_aapcscc noundef i32 @test_popcountg_ubi2( // CHECK-O1-SAME: ) local_unnamed_addr #[[ATTR0]] { // CHECK-O1-NEXT: entry: // CHECK-O1-NEXT: ret i32 2 // int test_popcountg_ubi2() { unsigned _BitInt(2) a = 3uwb; return __builtin_popcountg(a); } // CHECK-O0-LABEL: define dso_local arm_aapcscc i32 @test_ctzg_ubi1( // CHECK-O0-SAME: ) #[[ATTR0]] { // CHECK-O0-NEXT: entry: // CHECK-O0-NEXT: [[A:%.*]] = alloca i8, align 1 // CHECK-O0-NEXT: store i8 0, ptr [[A]], align 1 // CHECK-O0-NEXT: [[TMP0:%.*]] = load i8, ptr [[A]], align 1 // CHECK-O0-NEXT: [[LOADEDV:%.*]] = trunc i8 [[TMP0]] to i1 // CHECK-O0-NEXT: [[TMP1:%.*]] = call i1 @llvm.cttz.i1(i1 [[LOADEDV]], i1 false) // CHECK-O0-NEXT: [[CAST:%.*]] = zext i1 [[TMP1]] to i32 // CHECK-O0-NEXT: ret i32 [[CAST]] // // CHECK-O1-LABEL: define dso_local arm_aapcscc noundef i32 @test_ctzg_ubi1( // CHECK-O1-SAME: ) local_unnamed_addr #[[ATTR0]] { // CHECK-O1-NEXT: entry: // CHECK-O1-NEXT: ret i32 1 // int test_ctzg_ubi1() { unsigned _BitInt(1) a = 0uwb; return __builtin_ctzg(a); } // CHECK-O0-LABEL: define dso_local arm_aapcscc i32 @test_ctzg_ubi2( // CHECK-O0-SAME: ) #[[ATTR0]] { // CHECK-O0-NEXT: entry: // CHECK-O0-NEXT: [[A:%.*]] = alloca i8, align 1 // CHECK-O0-NEXT: store i8 0, ptr [[A]], align 1 // CHECK-O0-NEXT: [[TMP0:%.*]] = load i8, ptr [[A]], align 1 // CHECK-O0-NEXT: [[LOADEDV:%.*]] = trunc i8 [[TMP0]] to i2 // CHECK-O0-NEXT: [[TMP1:%.*]] = call i2 @llvm.cttz.i2(i2 [[LOADEDV]], i1 false) // CHECK-O0-NEXT: [[CAST:%.*]] = zext i2 [[TMP1]] to i32 // CHECK-O0-NEXT: ret i32 [[CAST]] // // CHECK-O1-LABEL: define dso_local arm_aapcscc noundef i32 @test_ctzg_ubi2( // CHECK-O1-SAME: ) local_unnamed_addr #[[ATTR0]] { // CHECK-O1-NEXT: entry: // CHECK-O1-NEXT: ret i32 2 // int test_ctzg_ubi2() { unsigned _BitInt(2) a = 0uwb; return __builtin_ctzg(a); } // CHECK-O0-LABEL: define dso_local arm_aapcscc i32 @test_clzg_ubi1( // CHECK-O0-SAME: ) #[[ATTR0]] { // CHECK-O0-NEXT: entry: // CHECK-O0-NEXT: [[A:%.*]] = alloca i8, align 1 // CHECK-O0-NEXT: store i8 0, ptr [[A]], align 1 // CHECK-O0-NEXT: [[TMP0:%.*]] = load i8, ptr [[A]], align 1 // CHECK-O0-NEXT: [[LOADEDV:%.*]] = trunc i8 [[TMP0]] to i1 // CHECK-O0-NEXT: [[TMP1:%.*]] = call i1 @llvm.ctlz.i1(i1 [[LOADEDV]], i1 false) // CHECK-O0-NEXT: [[CAST:%.*]] = zext i1 [[TMP1]] to i32 // CHECK-O0-NEXT: ret i32 [[CAST]] // // CHECK-O1-LABEL: define dso_local arm_aapcscc noundef i32 @test_clzg_ubi1( // CHECK-O1-SAME: ) local_unnamed_addr #[[ATTR0]] { // CHECK-O1-NEXT: entry: // CHECK-O1-NEXT: ret i32 1 // int test_clzg_ubi1() { unsigned _BitInt(1) a = 0uwb; return __builtin_clzg(a); } // CHECK-O0-LABEL: define dso_local arm_aapcscc i32 @test_clzg_ubi2( // CHECK-O0-SAME: ) #[[ATTR0]] { // CHECK-O0-NEXT: entry: // CHECK-O0-NEXT: [[A:%.*]] = alloca i8, align 1 // CHECK-O0-NEXT: store i8 0, ptr [[A]], align 1 // CHECK-O0-NEXT: [[TMP0:%.*]] = load i8, ptr [[A]], align 1 // CHECK-O0-NEXT: [[LOADEDV:%.*]] = trunc i8 [[TMP0]] to i2 // CHECK-O0-NEXT: [[TMP1:%.*]] = call i2 @llvm.ctlz.i2(i2 [[LOADEDV]], i1 false) // CHECK-O0-NEXT: [[CAST:%.*]] = zext i2 [[TMP1]] to i32 // CHECK-O0-NEXT: ret i32 [[CAST]] // // CHECK-O1-LABEL: define dso_local arm_aapcscc noundef i32 @test_clzg_ubi2( // CHECK-O1-SAME: ) local_unnamed_addr #[[ATTR0]] { // CHECK-O1-NEXT: entry: // CHECK-O1-NEXT: ret i32 2 // int test_clzg_ubi2() { unsigned _BitInt(2) a = 0uwb; return __builtin_clzg(a); }