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295 lines
13 KiB
C
295 lines
13 KiB
C
// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefixes=LINUX,CHECK
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// RUN: %clang_cc1 -triple x86_64-apple-macos -emit-llvm %s -o - | FileCheck %s --check-prefixes=DARWIN,CHECK
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// RUN: %clang_cc1 -triple x86_64-windows-pc -emit-llvm %s -o - | FileCheck %s --check-prefixes=WINDOWS,CHECK
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// LINUX: $foo.resolver = comdat any
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// LINUX: $foo_dupes.resolver = comdat any
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// LINUX: $unused.resolver = comdat any
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// LINUX: $foo_inline.resolver = comdat any
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// LINUX: $foo_inline2.resolver = comdat any
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// DARWIN-NOT: comdat any
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// WINDOWS: $foo = comdat any
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// WINDOWS: $foo_dupes = comdat any
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// WINDOWS: $unused = comdat any
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// WINDOWS: $foo_inline = comdat any
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// WINDOWS: $foo_inline2 = comdat any
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// LINUX: @__cpu_model = external dso_local global { i32, i32, i32, [1 x i32] }
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// LINUX: @__cpu_features2 = external dso_local global [3 x i32]
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// DARWIN: @__cpu_model = external dso_local global { i32, i32, i32, [1 x i32] }
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// DARWIN: @__cpu_features2 = external dso_local global [3 x i32]
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// LINUX: @internal.ifunc = internal alias i32 (), ptr @internal
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// LINUX: @foo.ifunc = weak_odr alias i32 (), ptr @foo
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// LINUX: @foo_dupes.ifunc = weak_odr alias void (), ptr @foo_dupes
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// LINUX: @unused.ifunc = weak_odr alias void (), ptr @unused
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// LINUX: @foo_inline.ifunc = weak_odr alias i32 (), ptr @foo_inline
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// LINUX: @foo_inline2.ifunc = weak_odr alias i32 (), ptr @foo_inline2
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// LINUX: @foo_used_no_defn.ifunc = weak_odr alias i32 (), ptr @foo_used_no_defn
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// LINUX: @isa_level.ifunc = weak_odr alias i32 (i32), ptr @isa_level
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// LINUX: @internal = internal ifunc i32 (), ptr @internal.resolver
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// LINUX: @foo = weak_odr ifunc i32 (), ptr @foo.resolver
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// LINUX: @foo_dupes = weak_odr ifunc void (), ptr @foo_dupes.resolver
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// LINUX: @unused = weak_odr ifunc void (), ptr @unused.resolver
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// LINUX: @foo_inline = weak_odr ifunc i32 (), ptr @foo_inline.resolver
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// LINUX: @foo_inline2 = weak_odr ifunc i32 (), ptr @foo_inline2.resolver
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// LINUX: @foo_used_no_defn = weak_odr ifunc i32 (), ptr @foo_used_no_defn.resolver
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// LINUX: @isa_level = weak_odr ifunc i32 (i32), ptr @isa_level.resolver
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static int __attribute__((target_clones("sse4.2, default"))) internal(void) { return 0; }
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int use(void) { return internal(); }
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/// Internal linkage resolvers do not use comdat.
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// LINUX: define internal ptr @internal.resolver() {
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// DARWIN: define internal ptr @internal.resolver() {
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// WINDOWS: define internal i32 @internal() {
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int __attribute__((target_clones("sse4.2, default"))) foo(void) { return 0; }
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// LINUX: define {{.*}}i32 @foo.sse4.2.0()
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// LINUX: define {{.*}}i32 @foo.default.1()
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// LINUX: define weak_odr ptr @foo.resolver() comdat
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// LINUX: ret ptr @foo.sse4.2.0
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// LINUX: ret ptr @foo.default.1
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// DARWIN: define {{.*}}i32 @foo.sse4.2.0()
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// DARWIN: define {{.*}}i32 @foo.default.1()
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// DARWIN: define weak_odr ptr @foo.resolver() {
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// DARWIN: ret ptr @foo.sse4.2.0
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// DARWIN: ret ptr @foo.default.1
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// WINDOWS: define dso_local i32 @foo.sse4.2.0()
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// WINDOWS: define dso_local i32 @foo.default.1()
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// WINDOWS: define weak_odr dso_local i32 @foo() comdat
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// WINDOWS: musttail call i32 @foo.sse4.2.0
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// WINDOWS: musttail call i32 @foo.default.1
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__attribute__((target_clones("default,default ,sse4.2"))) void foo_dupes(void) {}
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// LINUX: define {{.*}}void @foo_dupes.default.1()
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// LINUX: define {{.*}}void @foo_dupes.sse4.2.0()
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// LINUX: define weak_odr ptr @foo_dupes.resolver() comdat
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// LINUX: ret ptr @foo_dupes.sse4.2.0
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// LINUX: ret ptr @foo_dupes.default.1
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// DARWIN: define {{.*}}void @foo_dupes.default.1()
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// DARWIN: define {{.*}}void @foo_dupes.sse4.2.0()
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// DARWIN: define weak_odr ptr @foo_dupes.resolver() {
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// DARWIN: ret ptr @foo_dupes.sse4.2.0
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// DARWIN: ret ptr @foo_dupes.default.1
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// WINDOWS: define dso_local void @foo_dupes.default.1()
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// WINDOWS: define dso_local void @foo_dupes.sse4.2.0()
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// WINDOWS: define weak_odr dso_local void @foo_dupes() comdat
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// WINDOWS: musttail call void @foo_dupes.sse4.2.0
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// WINDOWS: musttail call void @foo_dupes.default.1
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void bar2(void) {
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// LINUX: define {{.*}}void @bar2()
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// DARWIN: define {{.*}}void @bar2()
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// WINDOWS: define dso_local void @bar2()
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foo_dupes();
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// LINUX: call void @foo_dupes()
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// DARWIN: call void @foo_dupes()
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// WINDOWS: call void @foo_dupes()
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}
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int bar(void) {
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// LINUX: define {{.*}}i32 @bar() #[[DEF:[0-9]+]]
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// DARWIN: define {{.*}}i32 @bar() #[[DEF:[0-9]+]]
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// WINDOWS: define dso_local i32 @bar() #[[DEF:[0-9]+]]
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return foo();
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// LINUX: call i32 @foo()
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// DARWIN: call i32 @foo()
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// WINDOWS: call i32 @foo()
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}
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void __attribute__((target_clones("default, arch=ivybridge"))) unused(void) {}
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// LINUX: define {{.*}}void @unused.default.1()
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// LINUX: define {{.*}}void @unused.arch_ivybridge.0()
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// LINUX: define weak_odr ptr @unused.resolver() comdat
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// LINUX: ret ptr @unused.arch_ivybridge.0
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// LINUX: ret ptr @unused.default.1
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// DARWIN: define {{.*}}void @unused.default.1()
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// DARWIN: define {{.*}}void @unused.arch_ivybridge.0()
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// DARWIN: define weak_odr ptr @unused.resolver() {
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// DARWIN: ret ptr @unused.arch_ivybridge.0
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// DARWIN: ret ptr @unused.default.1
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// WINDOWS: define dso_local void @unused.default.1()
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// WINDOWS: define dso_local void @unused.arch_ivybridge.0()
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// WINDOWS: define weak_odr dso_local void @unused() comdat
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// WINDOWS: musttail call void @unused.arch_ivybridge.0
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// WINDOWS: musttail call void @unused.default.1
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inline int __attribute__((target_clones("arch=sandybridge,default,sse4.2")))
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foo_inline(void) { return 0; }
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inline int __attribute__((target_clones("arch=sandybridge,default,sse4.2")))
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foo_inline2(void);
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int bar3(void) {
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// LINUX: define {{.*}}i32 @bar3()
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// DARWIN: define {{.*}}i32 @bar3()
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// WINDOWS: define dso_local i32 @bar3()
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return foo_inline() + foo_inline2();
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// LINUX: call i32 @foo_inline()
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// LINUX: call i32 @foo_inline2()
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// DARWIN: call i32 @foo_inline()
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// DARWIN: call i32 @foo_inline2()
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// WINDOWS: call i32 @foo_inline()
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// WINDOWS: call i32 @foo_inline2()
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}
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// LINUX: define weak_odr ptr @foo_inline.resolver() comdat
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// LINUX: ret ptr @foo_inline.arch_sandybridge.0
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// LINUX: ret ptr @foo_inline.sse4.2.1
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// LINUX: ret ptr @foo_inline.default.2
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// DARWIN: define weak_odr ptr @foo_inline.resolver() {
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// DARWIN: ret ptr @foo_inline.arch_sandybridge.0
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// DARWIN: ret ptr @foo_inline.sse4.2.1
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// DARWIN: ret ptr @foo_inline.default.2
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// WINDOWS: define weak_odr dso_local i32 @foo_inline() comdat
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// WINDOWS: musttail call i32 @foo_inline.arch_sandybridge.0
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// WINDOWS: musttail call i32 @foo_inline.sse4.2.1
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// WINDOWS: musttail call i32 @foo_inline.default.2
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inline int __attribute__((target_clones("arch=sandybridge,default,sse4.2")))
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foo_inline2(void){ return 0; }
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// LINUX: define weak_odr ptr @foo_inline2.resolver() comdat
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// LINUX: ret ptr @foo_inline2.arch_sandybridge.0
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// LINUX: ret ptr @foo_inline2.sse4.2.1
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// LINUX: ret ptr @foo_inline2.default.2
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// DARWIN: define weak_odr ptr @foo_inline2.resolver() {
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// DARWIN: ret ptr @foo_inline2.arch_sandybridge.0
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// DARWIN: ret ptr @foo_inline2.sse4.2.1
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// DARWIN: ret ptr @foo_inline2.default.2
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// WINDOWS: define weak_odr dso_local i32 @foo_inline2() comdat
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// WINDOWS: musttail call i32 @foo_inline2.arch_sandybridge.0
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// WINDOWS: musttail call i32 @foo_inline2.sse4.2.1
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// WINDOWS: musttail call i32 @foo_inline2.default.2
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int __attribute__((target_clones("default", "sse4.2")))
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foo_unused_no_defn(void);
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int __attribute__((target_clones("default", "sse4.2")))
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foo_used_no_defn(void);
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int test_foo_used_no_defn(void) {
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// LINUX: define {{.*}}i32 @test_foo_used_no_defn()
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// DARWIN: define {{.*}}i32 @test_foo_used_no_defn()
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// WINDOWS: define dso_local i32 @test_foo_used_no_defn()
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return foo_used_no_defn();
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// LINUX: call i32 @foo_used_no_defn()
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// DARWIN: call i32 @foo_used_no_defn()
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// WINDOWS: call i32 @foo_used_no_defn()
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}
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// LINUX: define weak_odr ptr @foo_used_no_defn.resolver() comdat
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// LINUX: ret ptr @foo_used_no_defn.sse4.2.0
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// LINUX: ret ptr @foo_used_no_defn.default.1
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// DARWIN: define weak_odr ptr @foo_used_no_defn.resolver() {
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// DARWIN: ret ptr @foo_used_no_defn.sse4.2.0
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// DARWIN: ret ptr @foo_used_no_defn.default.1
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// WINDOWS: define weak_odr dso_local i32 @foo_used_no_defn() comdat
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// WINDOWS: musttail call i32 @foo_used_no_defn.sse4.2.0
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// WINDOWS: musttail call i32 @foo_used_no_defn.default.1
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__attribute__((target_clones("default", "arch=x86-64", "arch=x86-64-v2", "arch=x86-64-v3", "arch=x86-64-v4")))
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int isa_level(int) { return 0; }
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// LINUX: define{{.*}} i32 @isa_level.default.4(
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// LINUX: define{{.*}} i32 @isa_level.arch_x86-64.0(
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// LINUX: define{{.*}} i32 @isa_level.arch_x86-64-v2.1(
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// LINUX: define{{.*}} i32 @isa_level.arch_x86-64-v3.2(
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// LINUX: define{{.*}} i32 @isa_level.arch_x86-64-v4.3(
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// LINUX: define weak_odr ptr @isa_level.resolver() comdat
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// LINUX: call void @__cpu_indicator_init()
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// LINUX-NEXT: load i32, ptr getelementptr inbounds ([3 x i32], ptr @__cpu_features2, i32 0, i32 2)
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// LINUX-NEXT: and i32 %[[#]], 4
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// LINUX: ret ptr @isa_level.arch_x86-64-v4.3
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// LINUX: load i32, ptr getelementptr inbounds ([3 x i32], ptr @__cpu_features2, i32 0, i32 2)
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// LINUX-NEXT: and i32 %[[#]], 2
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// LINUX: ret ptr @isa_level.arch_x86-64-v3.2
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// LINUX: load i32, ptr getelementptr inbounds ([3 x i32], ptr @__cpu_features2, i32 0, i32 2)
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// LINUX-NEXT: and i32 %[[#]], 1
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// LINUX: ret ptr @isa_level.arch_x86-64-v2.1
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// LINUX: load i32, ptr getelementptr inbounds ([3 x i32], ptr @__cpu_features2, i32 0, i32 1)
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// LINUX-NEXT: and i32 %[[#]], -2147483648
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// LINUX: ret ptr @isa_level.arch_x86-64.0
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// LINUX: ret ptr @isa_level.default.4
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// DARWIN: define{{.*}} i32 @isa_level.default.4(
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// DARWIN: define{{.*}} i32 @isa_level.arch_x86-64.0(
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// DARWIN: define{{.*}} i32 @isa_level.arch_x86-64-v2.1(
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// DARWIN: define{{.*}} i32 @isa_level.arch_x86-64-v3.2(
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// DARWIN: define{{.*}} i32 @isa_level.arch_x86-64-v4.3(
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// DARWIN: define weak_odr ptr @isa_level.resolver() {
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// DARWIN: call void @__cpu_indicator_init()
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// DARWIN-NEXT: load i32, ptr getelementptr inbounds ([3 x i32], ptr @__cpu_features2, i32 0, i32 2)
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// DARWIN-NEXT: and i32 %[[#]], 4
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// DARWIN: ret ptr @isa_level.arch_x86-64-v4.3
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// DARWIN: load i32, ptr getelementptr inbounds ([3 x i32], ptr @__cpu_features2, i32 0, i32 2)
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// DARWIN-NEXT: and i32 %[[#]], 2
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// DARWIN: ret ptr @isa_level.arch_x86-64-v3.2
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// DARWIN: load i32, ptr getelementptr inbounds ([3 x i32], ptr @__cpu_features2, i32 0, i32 2)
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// DARWIN-NEXT: and i32 %[[#]], 1
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// DARWIN: ret ptr @isa_level.arch_x86-64-v2.1
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// DARWIN: load i32, ptr getelementptr inbounds ([3 x i32], ptr @__cpu_features2, i32 0, i32 1)
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// DARWIN-NEXT: and i32 %[[#]], -2147483648
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// DARWIN: ret ptr @isa_level.arch_x86-64.0
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// DARWIN: ret ptr @isa_level.default.4
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// Deferred emission of inline definitions.
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// LINUX: define linkonce i32 @foo_inline.arch_sandybridge.0() #[[SB:[0-9]+]]
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// LINUX: define linkonce i32 @foo_inline.default.2() #[[DEF:[0-9]+]]
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// LINUX: define linkonce i32 @foo_inline.sse4.2.1() #[[SSE42:[0-9]+]]
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// DARWIN: define linkonce i32 @foo_inline.arch_sandybridge.0() #[[SB:[0-9]+]]
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// DARWIN: define linkonce i32 @foo_inline.default.2() #[[DEF:[0-9]+]]
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// DARWIN: define linkonce i32 @foo_inline.sse4.2.1() #[[SSE42:[0-9]+]]
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// WINDOWS: define linkonce_odr dso_local i32 @foo_inline.arch_sandybridge.0() #[[SB:[0-9]+]]
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// WINDOWS: define linkonce_odr dso_local i32 @foo_inline.default.2() #[[DEF]]
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// WINDOWS: define linkonce_odr dso_local i32 @foo_inline.sse4.2.1() #[[SSE42:[0-9]+]]
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// LINUX: define linkonce i32 @foo_inline2.arch_sandybridge.0() #[[SB]]
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// LINUX: define linkonce i32 @foo_inline2.default.2() #[[DEF]]
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// LINUX: define linkonce i32 @foo_inline2.sse4.2.1() #[[SSE42]]
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// DARWIN: define linkonce i32 @foo_inline2.arch_sandybridge.0() #[[SB]]
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// DARWIN: define linkonce i32 @foo_inline2.default.2() #[[DEF]]
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// DARWIN: define linkonce i32 @foo_inline2.sse4.2.1() #[[SSE42]]
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// WINDOWS: define linkonce_odr dso_local i32 @foo_inline2.arch_sandybridge.0() #[[SB]]
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// WINDOWS: define linkonce_odr dso_local i32 @foo_inline2.default.2() #[[DEF]]
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// WINDOWS: define linkonce_odr dso_local i32 @foo_inline2.sse4.2.1() #[[SSE42]]
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// LINUX: declare i32 @foo_used_no_defn.default.1()
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// LINUX: declare i32 @foo_used_no_defn.sse4.2.0()
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// DARWIN: declare i32 @foo_used_no_defn.default.1()
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// DARWIN: declare i32 @foo_used_no_defn.sse4.2.0()
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// WINDOWS: declare dso_local i32 @foo_used_no_defn.default.1()
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// WINDOWS: declare dso_local i32 @foo_used_no_defn.sse4.2.0()
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// CHECK: attributes #[[SSE42]] =
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// CHECK-SAME: "target-features"="+crc32,+cx8,+mmx,+popcnt,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87"
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// CHECK: attributes #[[SB]] =
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// CHECK-SAME: "target-features"="+avx,+cmov,+crc32,+cx16,+cx8,+fxsr,+mmx,+pclmul,+popcnt,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsaveopt"
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