| ;; Place a global object in the llvm.used list in a unique section with the SHF_GNU_RETAIN flag. |
| ; RUN: llc -mtriple=x86_64 < %s | FileCheck %s |
| ; RUN: llc -mtriple=x86_64 -data-sections=1 < %s | FileCheck %s |
| ; RUN: llc -mtriple=x86_64 -no-integrated-as -binutils-version=2.36 < %s | FileCheck %s |
| ; RUN: llc -mtriple=x86_64 -no-integrated-as -binutils-version=2.35 < %s | FileCheck %s --check-prefix=OLDGAS |
| |
| ; RUN: llc -mtriple=x86_64 -data-sections=1 -unique-section-names=0 < %s | FileCheck %s --check-prefix=NOUNIQUE |
| |
| @llvm.used = appending global [10 x i8*] [ |
| i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @fb to i8*), i8* bitcast (void ()* @fc to i8*), |
| i8* bitcast (i32* @ga to i8*), i8* bitcast (i32* @gb to i8*), i8* bitcast (i32* @gc to i8*), i8* bitcast (i32* @gd to i8*), i8* bitcast (i32* @ge to i8*), |
| i8* bitcast (i32* @aa to i8*), i8* bitcast (i32* @ab to i8*) ], section "llvm.metadata" |
| |
| ; CHECK: .section .text.fa,"axR",@progbits{{$}} |
| ; OLDGAS-NOT: .section .text |
| ; NOUNIQUE: .section .text,"axR",@progbits,unique,1 |
| define dso_local void @fa() { |
| entry: |
| ret void |
| } |
| |
| ; CHECK: .section .text.fb,"axR",@progbits{{$}} |
| ; NOUNIQUE: .section .text,"axR",@progbits,unique,2 |
| define internal void @fb() { |
| entry: |
| ret void |
| } |
| |
| ;; Explicit section. |
| ; CHECK: .section ccc,"axR",@progbits,unique,1 |
| ; OLDGAS: .section ccc,"ax",@progbits,unique,1 |
| ; NOUNIQUE: .section ccc,"axR",@progbits,unique,3 |
| define dso_local void @fc() section "ccc" { |
| entry: |
| ret void |
| } |
| |
| ; CHECK: .section .bss.ga,"awR",@nobits{{$}} |
| ; OLDGAS: .bss{{$}} |
| ; NOUNIQUE: .section .bss,"awR",@nobits,unique,4 |
| @ga = global i32 0 |
| |
| ; CHECK: .section .data.gb,"awR",@progbits{{$}} |
| ; OLDGAS: .data{{$}} |
| ; NOUNIQUE: .section .data,"awR",@progbits,unique,5 |
| @gb = internal global i32 2 |
| |
| ; CHECK: .section .rodata.gc,"aR",@progbits{{$}} |
| ; OLDGAS: .section .rodata,"a",@progbits{{$}} |
| ; NOUNIQUE: .section .rodata,"aR",@progbits,unique,6 |
| @gc = constant i32 3 |
| |
| ;; Explicit section. |
| ; CHECK: .section ddd,"awR",@progbits,unique,2 |
| ; OLDGAS: .section ddd,"aw",@progbits,unique,2 |
| ; NOUNIQUE: .section ddd,"awR",@progbits,unique,7 |
| @gd = global i32 1, section "ddd" |
| |
| ;; Used together with !associated. |
| ; CHECK: .section .data.ge,"awoR",@progbits,gc |
| ; OLDGAS: .section .data.ge,"awo",@progbits,gc |
| ; NOUNIQUE: .section .data,"awoR",@progbits,gc,unique,8 |
| @ge = global i32 1, !associated !0 |
| |
| ;; Aliases in llvm.used are ignored. |
| ; CHECK: .section fff,"aw",@progbits{{$}} |
| ; OLDGAS: .section fff,"aw",@progbits{{$}} |
| ; NOUNIQUE: .section fff,"aw",@progbits{{$}} |
| @gf = global i32 1, section "fff" |
| |
| @aa = alias i32, i32* @gf |
| @ab = internal alias i32, i32* @gf |
| |
| !0 = !{i32* @gc} |