forked from OSchip/llvm-project
127 lines
5.4 KiB
C
127 lines
5.4 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-windows-pc -emit-llvm %s -o - | FileCheck %s --check-prefixes=WINDOWS,CHECK
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// LINUX: @foo.ifunc = weak_odr ifunc i32 (), i32 ()* ()* @foo.resolver
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// LINUX: @foo_dupes.ifunc = weak_odr ifunc void (), void ()* ()* @foo_dupes.resolver
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// LINUX: @unused.ifunc = weak_odr ifunc void (), void ()* ()* @unused.resolver
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// LINUX: @foo_inline.ifunc = weak_odr ifunc i32 (), i32 ()* ()* @foo_inline.resolver
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// LINUX: @foo_inline2.ifunc = weak_odr ifunc i32 (), i32 ()* ()* @foo_inline2.resolver
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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 i32 ()* @foo.resolver()
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// LINUX: ret i32 ()* @foo.sse4.2.0
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// LINUX: ret i32 ()* @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 dso_local i32 @foo()
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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 void ()* @foo_dupes.resolver()
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// LINUX: ret void ()* @foo_dupes.sse4.2.0
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// LINUX: ret void ()* @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 dso_local void @foo_dupes()
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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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// WINDOWS: define dso_local void @bar2()
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foo_dupes();
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// LINUX: call void @foo_dupes.ifunc()
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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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// WINDOWS: define dso_local i32 @bar() #[[DEF:[0-9]+]]
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return foo();
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// LINUX: call i32 @foo.ifunc()
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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 void ()* @unused.resolver()
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// LINUX: ret void ()* @unused.arch_ivybridge.0
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// LINUX: ret void ()* @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 dso_local void @unused()
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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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// WINDOWS: define dso_local i32 @bar3()
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return foo_inline() + foo_inline2();
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// LINUX: call i32 @foo_inline.ifunc()
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// LINUX: call i32 @foo_inline2.ifunc()
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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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// Deferred emission of foo_inline, which got delayed because it is inline.
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// LINUX: define i32 ()* @foo_inline.resolver()
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// LINUX: ret i32 ()* @foo_inline.arch_sandybridge.0
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// LINUX: ret i32 ()* @foo_inline.sse4.2.1
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// LINUX: ret i32 ()* @foo_inline.default.2
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// WINDOWS: define dso_local i32 @foo_inline()
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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 linkonce i32 @foo_inline2.arch_sandybridge.0() #[[SB:[0-9]+]]
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// LINUX: define i32 ()* @foo_inline2.resolver()
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// LINUX: ret i32 ()* @foo_inline2.arch_sandybridge.0
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// LINUX: ret i32 ()* @foo_inline2.sse4.2.1
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// LINUX: ret i32 ()* @foo_inline2.default.2
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// WINDOWS: define linkonce_odr dso_local i32 @foo_inline2.arch_sandybridge.0() #[[SB:[0-9]+]]
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// WINDOWS: define dso_local i32 @foo_inline2()
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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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// LINUX: define linkonce i32 @foo_inline.arch_sandybridge.0() #[[SB]]
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// LINUX: define linkonce i32 @foo_inline.default.2() #[[DEF]]
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// LINUX: 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]]
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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.default.2() #[[DEF]]
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// LINUX: define linkonce i32 @foo_inline2.sse4.2.1() #[[SSE42]]
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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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// 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 #[[DEF]] =
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// Don't bother checking features, we verified it is the same as a normal function.
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// CHECK: attributes #[[SB]] =
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// CHECK-SAME: "target-features"="+avx,+crc32,+cx16,+cx8,+fxsr,+mmx,+pclmul,+popcnt,+sahf,+sse,+sse2,+sse3,+sse4.1,+sse4.2,+ssse3,+x87,+xsave,+xsaveopt"
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