clang/test/CodeGen/AArch64/fmv-explicit-priority.c

// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals --include-generated-funcs
// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -emit-llvm -o - %s | FileCheck %s

__attribute__((target_version("lse;priority=30"))) int foo(void) { return 1; }
__attribute__((target_version("aes;priority=20"))) int foo(void) { return 2; }
__attribute__((target_version("sve;priority=10"))) int foo(void) { return 3; }
__attribute__((target_version("default"))) int foo(void) { return 0; }

__attribute__((target_clones("sme;priority=3", "bti;priority=2", "mops;priority=1", "default"))) int bar(void) { return 0; }
//.
// CHECK: @__aarch64_cpu_features = external dso_local global { i64 }
// CHECK: @foo = weak_odr ifunc i32 (), ptr @foo.resolver
// CHECK: @bar = weak_odr ifunc i32 (), ptr @bar.resolver
//.
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@foo._Mlse
// CHECK-SAME: () #[[ATTR0:[0-9]+]] {
// CHECK-NEXT:  entry:
// CHECK-NEXT:    ret i32 1
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@foo._Maes
// CHECK-SAME: () #[[ATTR1:[0-9]+]] {
// CHECK-NEXT:  entry:
// CHECK-NEXT:    ret i32 2
//
//
// CHECK: Function Attrs: noinline nounwind optnone vscale_range(1,16)
// CHECK-LABEL: define {{[^@]+}}@foo._Msve
// CHECK-SAME: () #[[ATTR2:[0-9]+]] {
// CHECK-NEXT:  entry:
// CHECK-NEXT:    ret i32 3
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@foo.default
// CHECK-SAME: () #[[ATTR3:[0-9]+]] {
// CHECK-NEXT:  entry:
// CHECK-NEXT:    ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@bar._Msme
// CHECK-SAME: () #[[ATTR4:[0-9]+]] {
// CHECK-NEXT:  entry:
// CHECK-NEXT:    ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@bar._Mbti
// CHECK-SAME: () #[[ATTR5:[0-9]+]] {
// CHECK-NEXT:  entry:
// CHECK-NEXT:    ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@bar._Mmops
// CHECK-SAME: () #[[ATTR6:[0-9]+]] {
// CHECK-NEXT:  entry:
// CHECK-NEXT:    ret i32 0
//
//
// CHECK: Function Attrs: noinline nounwind optnone
// CHECK-LABEL: define {{[^@]+}}@bar.default
// CHECK-SAME: () #[[ATTR3]] {
// CHECK-NEXT:  entry:
// CHECK-NEXT:    ret i32 0
//
//
// CHECK: Function Attrs: disable_sanitizer_instrumentation
// CHECK-LABEL: define {{[^@]+}}@foo.resolver
// CHECK-SAME: () #[[ATTR7:[0-9]+]] 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]], 128
// CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i64 [[TMP1]], 128
// 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 @foo._Mlse
// CHECK:       resolver_else:
// CHECK-NEXT:    [[TMP4:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
// CHECK-NEXT:    [[TMP5:%.*]] = and i64 [[TMP4]], 33536
// CHECK-NEXT:    [[TMP6:%.*]] = icmp eq i64 [[TMP5]], 33536
// 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 @foo._Maes
// CHECK:       resolver_else2:
// CHECK-NEXT:    [[TMP8:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
// CHECK-NEXT:    [[TMP9:%.*]] = and i64 [[TMP8]], 1073807616
// CHECK-NEXT:    [[TMP10:%.*]] = icmp eq i64 [[TMP9]], 1073807616
// CHECK-NEXT:    [[TMP11:%.*]] = and i1 true, [[TMP10]]
// CHECK-NEXT:    br i1 [[TMP11]], label [[RESOLVER_RETURN3:%.*]], label [[RESOLVER_ELSE4:%.*]]
// CHECK:       resolver_return3:
// CHECK-NEXT:    ret ptr @foo._Msve
// CHECK:       resolver_else4:
// CHECK-NEXT:    ret ptr @foo.default
//
//
// CHECK: Function Attrs: disable_sanitizer_instrumentation
// CHECK-LABEL: define {{[^@]+}}@bar.resolver
// CHECK-SAME: () #[[ATTR7]] 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]], 4398180795136
// CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i64 [[TMP1]], 4398180795136
// 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 @bar._Msme
// CHECK:       resolver_else:
// CHECK-NEXT:    [[TMP4:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
// CHECK-NEXT:    [[TMP5:%.*]] = and i64 [[TMP4]], 1125899906842624
// CHECK-NEXT:    [[TMP6:%.*]] = icmp eq i64 [[TMP5]], 1125899906842624
// 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 @bar._Mbti
// CHECK:       resolver_else2:
// CHECK-NEXT:    [[TMP8:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8
// CHECK-NEXT:    [[TMP9:%.*]] = and i64 [[TMP8]], 576460752303423488
// CHECK-NEXT:    [[TMP10:%.*]] = icmp eq i64 [[TMP9]], 576460752303423488
// CHECK-NEXT:    [[TMP11:%.*]] = and i1 true, [[TMP10]]
// CHECK-NEXT:    br i1 [[TMP11]], label [[RESOLVER_RETURN3:%.*]], label [[RESOLVER_ELSE4:%.*]]
// CHECK:       resolver_return3:
// CHECK-NEXT:    ret ptr @bar._Mmops
// CHECK:       resolver_else4:
// CHECK-NEXT:    ret ptr @bar.default
//
//.
// CHECK: attributes #[[ATTR0]] = { noinline nounwind optnone "fmv-features"="P1,P2,P3,P4,lse" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse" }
// CHECK: attributes #[[ATTR1]] = { noinline nounwind optnone "fmv-features"="P2,P4,aes" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+aes,+fp-armv8,+neon" }
// CHECK: attributes #[[ATTR2]] = { noinline nounwind optnone vscale_range(1,16) "fmv-features"="P1,P3,sve" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+fullfp16,+sve" }
// CHECK: attributes #[[ATTR3]] = { noinline nounwind optnone "fmv-features" "no-trapping-math"="true" "stack-protector-buffer-size"="8" }
// CHECK: attributes #[[ATTR4]] = { noinline nounwind optnone "fmv-features"="P0,P1,sme" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bf16,+fp-armv8,+fullfp16,+neon,+sme" }
// CHECK: attributes #[[ATTR5]] = { noinline nounwind optnone "fmv-features"="P1,bti" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+bti" }
// CHECK: attributes #[[ATTR6]] = { noinline nounwind optnone "fmv-features"="P0,mops" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+mops" }
// CHECK: attributes #[[ATTR7]] = { disable_sanitizer_instrumentation }
//.
// CHECK: [[META0:![0-9]+]] = !{!"{{.*}}clang version {{.*}}"}
//.