54 lines · c
1// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --include-generated-funcs --version 52// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -emit-llvm -o - %s | FileCheck %s3 4// Priority biskmasks after feature dependency expansion:5// MSB LSB6// sme2 | wfxt | sme | bf16 | | | fp16 | simd | fp7// -----+------+-----+------+-------+------+------+------+---8// sme2 | | sme | bf16 | rcpc2 | rcpc | fp16 | simd | fp9// Dependencies should not affect priorities, since a10// feature can only depend on lower priority features:11// https://github.com/ARM-software/acle/pull/37612 13__attribute__((target_version("sme2+wfxt"))) int fn(void);14__attribute__((target_version("sme2+rcpc2"))) int fn(void);15__attribute__((target_version("default"))) int fn(void) { return 0; }16 17int call() { return fn(); }18 19// CHECK-LABEL: define dso_local i32 @fn.default(20// CHECK-SAME: ) #[[ATTR0:[0-9]+]] {21// CHECK-NEXT: [[ENTRY:.*:]]22// CHECK-NEXT: ret i32 023//24//25// CHECK-LABEL: define dso_local i32 @call(26// CHECK-SAME: ) #[[ATTR1:[0-9]+]] {27// CHECK-NEXT: [[ENTRY:.*:]]28// CHECK-NEXT: [[CALL:%.*]] = call i32 @fn()29// CHECK-NEXT: ret i32 [[CALL]]30//31//32// CHECK-LABEL: define weak_odr ptr @fn.resolver()33// CHECK-SAME: #[[ATTR_RESOLVER:[0-9]+]] comdat {34// CHECK-NEXT: [[RESOLVER_ENTRY:.*:]]35// CHECK-NEXT: call void @__init_cpu_features_resolver()36// CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__aarch64_cpu_features, align 837// CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 16213398476613299238// CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[TMP1]], 16213398476613299239// CHECK-NEXT: [[TMP3:%.*]] = and i1 true, [[TMP2]]40// CHECK-NEXT: br i1 [[TMP3]], label %[[RESOLVER_RETURN:.*]], label %[[RESOLVER_ELSE:.*]]41// CHECK: [[RESOLVER_RETURN]]:42// CHECK-NEXT: ret ptr @fn._Msme2Mwfxt43// CHECK: [[RESOLVER_ELSE]]:44// CHECK-NEXT: [[TMP4:%.*]] = load i64, ptr @__aarch64_cpu_features, align 845// CHECK-NEXT: [[TMP5:%.*]] = and i64 [[TMP4]], 14411958626923392046// CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP5]], 14411958626923392047// CHECK-NEXT: [[TMP7:%.*]] = and i1 true, [[TMP6]]48// CHECK-NEXT: br i1 [[TMP7]], label %[[RESOLVER_RETURN1:.*]], label %[[RESOLVER_ELSE2:.*]]49// CHECK: [[RESOLVER_RETURN1]]:50// CHECK-NEXT: ret ptr @fn._Mrcpc2Msme251// CHECK: [[RESOLVER_ELSE2]]:52// CHECK-NEXT: ret ptr @fn.default53//54