xref: /aosp_15_r20/external/llvm/test/Transforms/GlobalMerge/basic.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt -global-merge -global-merge-max-offset=100 -S -o - %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:64:64"
4*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-linux-gnu"
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker; CHECK: @_MergedGlobals = private global { i32, i32 } { i32 1, i32 2 }
7*9880d681SAndroid Build Coastguard Worker
8*9880d681SAndroid Build Coastguard Worker; CHECK: @a = internal alias i32, getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @_MergedGlobals, i32 0, i32 0)
9*9880d681SAndroid Build Coastguard Worker@a = internal global i32 1
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Worker; CHECK: @b = internal alias i32, getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @_MergedGlobals, i32 0, i32 1)
12*9880d681SAndroid Build Coastguard Worker@b = internal global i32 2
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Workerdefine void @use() {
15*9880d681SAndroid Build Coastguard Worker  ; CHECK: load i32, i32* getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @_MergedGlobals, i32 0, i32 0)
16*9880d681SAndroid Build Coastguard Worker  %x = load i32, i32* @a
17*9880d681SAndroid Build Coastguard Worker  ; CHECK: load i32, i32* getelementptr inbounds ({ i32, i32 }, { i32, i32 }* @_MergedGlobals, i32 0, i32 1)
18*9880d681SAndroid Build Coastguard Worker  %y = load i32, i32* @b
19*9880d681SAndroid Build Coastguard Worker  ret void
20*9880d681SAndroid Build Coastguard Worker}
21