| // NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --include-generated-funcs --version 5 |
| // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -emit-llvm -o - %s | FileCheck %s |
| |
| // Priority biskmasks after feature dependency expansion: |
| // |
| // MSB LSB |
| // |
| // sme2 | wfxt | sme | bf16 | | | fp16 | simd | fp |
| // -----+------+-----+------+-------+------+------+------+--- |
| // sme2 | | sme | bf16 | rcpc2 | rcpc | fp16 | simd | fp |
| // |
| // Dependencies should not affect priorities, since a |
| // feature can only depend on lower priority features: |
| // https://github.com/ARM-software/acle/pull/376 |
| |
| __attribute__((target_version("sme2+wfxt"))) int fn(void); |
| __attribute__((target_version("sme2+rcpc2"))) int fn(void); |
| __attribute__((target_version("default"))) int fn(void) { return 0; } |
| |
| int call() { return fn(); } |
| |
| // CHECK-LABEL: define dso_local i32 @fn.default( |
| // CHECK-SAME: ) #[[ATTR0:[0-9]+]] { |
| // CHECK-NEXT: [[ENTRY:.*:]] |
| // CHECK-NEXT: ret i32 0 |
| // |
| // |
| // CHECK-LABEL: define dso_local i32 @call( |
| // CHECK-SAME: ) #[[ATTR1:[0-9]+]] { |
| // CHECK-NEXT: [[ENTRY:.*:]] |
| // CHECK-NEXT: [[CALL:%.*]] = call i32 @fn() |
| // CHECK-NEXT: ret i32 [[CALL]] |
| // |
| // |
| // CHECK-LABEL: define weak_odr ptr @fn.resolver() comdat { |
| // CHECK-NEXT: [[RESOLVER_ENTRY:.*:]] |
| // CHECK-NEXT: call void @__init_cpu_features_resolver() |
| // CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8 |
| // CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 162133984766132992 |
| // CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[TMP1]], 162133984766132992 |
| // CHECK-NEXT: [[TMP3:%.*]] = and i1 true, [[TMP2]] |
| // CHECK-NEXT: br i1 [[TMP3]], label %[[RESOLVER_RETURN:.*]], label %[[RESOLVER_ELSE:.*]] |
| // CHECK: [[RESOLVER_RETURN]]: |
| // CHECK-NEXT: ret ptr @fn._Msme2Mwfxt |
| // CHECK: [[RESOLVER_ELSE]]: |
| // CHECK-NEXT: [[TMP4:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8 |
| // CHECK-NEXT: [[TMP5:%.*]] = and i64 [[TMP4]], 144119586269233920 |
| // CHECK-NEXT: [[TMP6:%.*]] = icmp eq i64 [[TMP5]], 144119586269233920 |
| // CHECK-NEXT: [[TMP7:%.*]] = and i1 true, [[TMP6]] |
| // CHECK-NEXT: br i1 [[TMP7]], label %[[RESOLVER_RETURN1:.*]], label %[[RESOLVER_ELSE2:.*]] |
| // CHECK: [[RESOLVER_RETURN1]]: |
| // CHECK-NEXT: ret ptr @fn._Mrcpc2Msme2 |
| // CHECK: [[RESOLVER_ELSE2]]: |
| // CHECK-NEXT: ret ptr @fn.default |
| // |
