166 lines
3.9 KiB
LLVM
166 lines
3.9 KiB
LLVM
@globalvar = global i32 1, align 4
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@staticvar = internal global i32 1, align 4
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@staticconstvar = internal unnamed_addr constant [2 x i32] [i32 10, i32 20], align 4
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@commonvar = common global i32 0, align 4
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@P = internal global void ()* null, align 8
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@weakalias = weak alias void (...), bitcast (void ()* @globalfunc1 to void (...)*)
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@analias = alias void (...), bitcast (void ()* @globalfunc2 to void (...)*)
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@linkoncealias = alias void (...), bitcast (void ()* @linkoncefunc to void (...)*)
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define void @globalfunc1() #0 {
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entry:
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call void @funcwithpersonality()
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call void (...) @variadic_va_start()
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ret void
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}
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define void @globalfunc2() #0 {
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entry:
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ret void
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}
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define linkonce_odr void @linkoncefunc() #0 {
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entry:
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ret void
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}
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define i32 @referencestatics(i32 %i) #0 {
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entry:
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%i.addr = alloca i32, align 4
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store i32 %i, i32* %i.addr, align 4
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%call = call i32 @staticfunc()
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%0 = load i32, i32* @staticvar, align 4
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%add = add nsw i32 %call, %0
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%1 = load i32, i32* %i.addr, align 4
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%idxprom = sext i32 %1 to i64
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%arrayidx = getelementptr inbounds [2 x i32], [2 x i32]* @staticconstvar, i64 0, i64 %idxprom
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%2 = load i32, i32* %arrayidx, align 4
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%add1 = add nsw i32 %add, %2
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ret i32 %add1
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}
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define i32 @referenceglobals(i32 %i) #0 {
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entry:
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%i.addr = alloca i32, align 4
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store i32 %i, i32* %i.addr, align 4
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call void @globalfunc1()
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%0 = load i32, i32* @globalvar, align 4
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ret i32 %0
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}
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define i32 @referencecommon(i32 %i) #0 {
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entry:
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%i.addr = alloca i32, align 4
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store i32 %i, i32* %i.addr, align 4
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%0 = load i32, i32* @commonvar, align 4
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ret i32 %0
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}
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define void @setfuncptr() #0 {
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entry:
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store void ()* @staticfunc2, void ()** @P, align 8
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ret void
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}
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define void @callfuncptr() #0 {
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entry:
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%0 = load void ()*, void ()** @P, align 8
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call void %0()
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ret void
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}
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@weakvar = weak global i32 1, align 4
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define weak void @weakfunc() #0 {
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entry:
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ret void
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}
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define linkonce void @linkoncefunc2() #0 {
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entry:
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ret void
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}
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define internal i32 @staticfunc() #0 {
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entry:
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ret i32 1
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}
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declare i32 @__gxx_personality_v0(...)
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; Add enough instructions to prevent import with inst limit of 5
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define internal void @funcwithpersonality() #2 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
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entry:
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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ret void
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}
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define internal void @staticfunc2() #0 {
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entry:
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ret void
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}
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define void @referencelargelinkonce() #0 {
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entry:
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call void @linkonceodr()
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ret void
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}
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; A large enough linkonce_odr function that should never be imported
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define linkonce_odr void @linkonceodr() #0 {
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entry:
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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call void @globalfunc2()
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ret void
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}
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; Variadic function without va_start can be imported because inliner
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; can handle it.
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define void @variadic_no_va_start(...) {
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ret void
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}
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; Variadic function with va_start should not be imported because inliner
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; doesn't handle it.
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define void @variadic_va_start(...) {
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%ap = alloca i8*, align 8
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%ap.0 = bitcast i8** %ap to i8*
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call void @llvm.va_start(i8* %ap.0)
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ret void
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}
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declare void @llvm.va_start(i8*) nounwind
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