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60 lines
1.5 KiB
LLVM
60 lines
1.5 KiB
LLVM
; RUN: opt -globalopt -S -o - < %s | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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declare {}* @llvm.invariant.start(i64 %size, i8* nocapture %ptr)
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define void @test1(i8* %ptr) {
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call {}* @llvm.invariant.start(i64 4, i8* %ptr)
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ret void
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}
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@object1 = global i32 0
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; CHECK: @object1 = constant i32 -1
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define void @ctor1() {
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store i32 -1, i32* @object1
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%A = bitcast i32* @object1 to i8*
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call void @test1(i8* %A)
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ret void
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}
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@object2 = global i32 0
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; CHECK: @object2 = global i32 0
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define void @ctor2() {
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store i32 -1, i32* @object2
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%A = bitcast i32* @object2 to i8*
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%B = call {}* @llvm.invariant.start(i64 4, i8* %A)
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%C = bitcast {}* %B to i8*
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ret void
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}
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@object3 = global i32 0
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; CHECK: @object3 = global i32 -1
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define void @ctor3() {
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store i32 -1, i32* @object3
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%A = bitcast i32* @object3 to i8*
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call {}* @llvm.invariant.start(i64 3, i8* %A)
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ret void
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}
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@object4 = global i32 0
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; CHECK: @object4 = global i32 -1
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define void @ctor4() {
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store i32 -1, i32* @object4
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%A = bitcast i32* @object4 to i8*
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call {}* @llvm.invariant.start(i64 -1, i8* %A)
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ret void
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}
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@llvm.global_ctors = appending constant
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[4 x { i32, void ()* }]
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[ { i32, void ()* } { i32 65535, void ()* @ctor1 },
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{ i32, void ()* } { i32 65535, void ()* @ctor2 },
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{ i32, void ()* } { i32 65535, void ()* @ctor3 },
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{ i32, void ()* } { i32 65535, void ()* @ctor4 } ]
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