44 lines
1.1 KiB
LLVM
44 lines
1.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals
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; RUN: opt -S -passes=globalopt < %s | FileCheck %s
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target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
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declare noalias ptr @malloc(i64) allockind("alloc,uninitialized") allocsize(0)
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@G = internal global ptr null
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define void @init() {
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; CHECK-LABEL: @init(
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; CHECK-NEXT: ret void
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;
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%malloccall = tail call ptr @malloc(i64 4)
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store ptr %malloccall, ptr @G
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%GV = load ptr, ptr @G
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%addrspacecast = addrspacecast ptr %GV to ptr addrspace(1)
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store i32 20, ptr addrspace(1) %addrspacecast
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ret void
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}
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define i32 @get() {
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; CHECK-LABEL: @get(
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; CHECK-NEXT: ret i32 20
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;
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%GV = load ptr, ptr @G
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%V = load i32, ptr %GV
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ret i32 %V
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}
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define void @foo(i64 %Size) nounwind noinline #0 {
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; CHECK-LABEL: @foo(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: ret void
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;
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entry:
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%0 = load ptr, ptr @G, align 4
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ret void
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}
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attributes #0 = { null_pointer_is_valid }
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;.
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; CHECK: attributes #[[ATTR0:[0-9]+]] = { noinline nounwind null_pointer_is_valid }
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;.
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