xref: /llvm-project/llvm/test/Transforms/GlobalMerge/macho-sections.ll (revision 416707754fa5aafd2a6fd73d5d577f9745928d6a)
1; RUN: opt -global-merge -global-merge-max-offset=100 -S -o - %s | FileCheck %s
2; RUN: opt -passes='global-merge<max-offset=100>' -S -o - %s | FileCheck %s
3
4;; Check that we do _not_ merge globals which are in certain special
5;; sections under Mach-O.
6
7target datalayout = "e-p:64:64"
8target triple = "x86_64-apple-macos11"
9
10; CHECK: @cfstring1 = private global i32 1, section "__DATA,__cfstring"
11@cfstring1 = private global i32 1, section "__DATA,__cfstring"
12; CHECK: @cfstring2 = private global i32 2, section "__DATA,__cfstring"
13@cfstring2 = private global i32 2, section "__DATA,__cfstring"
14; CHECK: @objcclassrefs1 = private global i32 3, section "__DATA,__objc_classrefs,regular,no_dead_strip"
15@objcclassrefs1 = private global i32 3, section "__DATA,__objc_classrefs,regular,no_dead_strip"
16; CHECK: @objcclassrefs2 = private global i32 4, section "__DATA,__objc_classrefs,regular,no_dead_strip"
17@objcclassrefs2 = private global i32 4, section "__DATA,__objc_classrefs,regular,no_dead_strip"
18; CHECK: @objcselrefs1 = private global i32 5, section "__DATA,__objc_selrefs,literal_pointers,no_dead_strip"
19@objcselrefs1 = private global i32 5, section "__DATA,__objc_selrefs,literal_pointers,no_dead_strip"
20; CHECK: @objcselrefs2 = private global i32 6, section "__DATA,__objc_selrefs,literal_pointers,no_dead_strip"
21@objcselrefs2 = private global i32 6, section "__DATA,__objc_selrefs,literal_pointers,no_dead_strip"
22
23define void @use() {
24  load ptr, ptr @cfstring1
25  load ptr, ptr @cfstring2
26  load ptr, ptr @objcclassrefs1
27  load ptr, ptr @objcclassrefs2
28  load ptr, ptr @objcselrefs1
29  load ptr, ptr @objcselrefs2
30  ret void
31}
32