forked from OSchip/llvm-project
66 lines
1.8 KiB
LLVM
66 lines
1.8 KiB
LLVM
; RUN: llvm-split -preserve-locals -o %t %s
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; RUN: llvm-dis -o - %t0 | FileCheck --check-prefix=CHECK0 %s
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; RUN: llvm-dis -o - %t1 | FileCheck --check-prefix=CHECK1 %s
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; The local_var and local_func must not be separated.
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; CHECK0: @local_var
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; CHECK0: define internal fastcc void @local_func
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; The main and a must not be separated.
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; The main and local_func must not be together.
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; CHECK1: @a
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; CHECK1: define i32 @main
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; CHECK1: declare dso_local fastcc void @local_func
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@a = internal global i32 0, align 4
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@global_storage = common global i32 0, align 4
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@local_var = internal global i32 0, align 4
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; Function Attrs: nounwind
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define i32 @main(i32 %x) {
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entry:
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%call = call fastcc i32 @foo(i32 %x, i32* nonnull @a)
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%call1 = call fastcc i32 @baz(i32 %x)
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%add = add nsw i32 %call, %call1
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ret i32 %add
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}
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; Function Attrs: nounwind
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define fastcc i32 @bar(i32 %b) {
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entry:
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%call = call fastcc i32 @baz(i32 %b)
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ret i32 %call
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}
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; Function Attrs: nounwind
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define fastcc i32 @baz(i32 %x) {
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entry:
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store i32 %x, i32* @global_storage, align 4
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%shl = shl i32 %x, %x
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ret i32 %shl
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}
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; Function Attrs: noinline nounwind
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define fastcc i32 @foo(i32 %a, i32* nocapture %b) {
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entry:
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call fastcc void @local_func()
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%call = call fastcc i32 @bar(i32 %a)
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%0 = load i32, i32* @global_storage, align 4
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%call1 = call fastcc i32 @baz(i32 %0)
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%add = add nsw i32 %call, %call1
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store i32 %add, i32* %b, align 4
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%call.i = call fastcc i32 @baz(i32 %add) #2
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%add.i = add nsw i32 %call.i, 2
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%1 = load volatile i32, i32* @local_var, align 4
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%add3 = add nsw i32 %add.i, %1
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ret i32 %add3
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}
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; Function Attrs: noinline nounwind
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define internal fastcc void @local_func() section ".text" {
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entry:
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%0 = load i32, i32* @global_storage, align 4
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%call = call fastcc i32 @foo(i32 %0, i32* null)
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store volatile i32 %call, i32* @local_var, align 4
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ret void
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}
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