Flags |= ELF::SHF_GROUP;
}
+ // Use the text section's begin symbol and unique ID to create a separate
+ // .llvm_bb_addr_map section associated with every unique text section.
return Ctx->getELFSection(".llvm_bb_addr_map", ELF::SHT_LLVM_BB_ADDR_MAP,
- Flags, 0, GroupName, MCSection::NonUniqueID,
+ Flags, 0, GroupName, ElfSec.getUniqueID(),
cast<MCSymbolELF>(TextSec.getBeginSymbol()));
}
; Check the basic block sections labels option
-; RUN: llc < %s -mtriple=x86_64 -function-sections -basic-block-sections=labels | FileCheck %s
+; RUN: llc < %s -mtriple=x86_64 -function-sections -unique-section-names=true -basic-block-sections=labels | FileCheck %s --check-prefix=UNIQ
+; RUN: llc < %s -mtriple=x86_64 -function-sections -unique-section-names=false -basic-block-sections=labels | FileCheck %s --check-prefix=NOUNIQ
define void @_Z3bazb(i1 zeroext) personality i32 (...)* @__gxx_personality_v0 {
br i1 %0, label %2, label %7
declare i32 @__gxx_personality_v0(...)
+; UNIQ: .section .text._Z3bazb,"ax",@progbits{{$}}
+; NOUNIQ: .section .text,"ax",@progbits,unique,1
; CHECK-LABEL: _Z3bazb:
; CHECK-LABEL: .Lfunc_begin0:
; CHECK-LABEL: .LBB_END0_0:
; CHECK-LABEL: .LBB_END0_3:
; CHECK-LABEL: .Lfunc_end0:
-; CHECK: .section .llvm_bb_addr_map,"o",@llvm_bb_addr_map,.text
+; UNIQ: .section .llvm_bb_addr_map,"o",@llvm_bb_addr_map,.text._Z3bazb{{$}}
+;; Verify that with -unique-section-names=false, the unique id of the text section gets assigned to the llvm_bb_addr_map section.
+; NOUNIQ: .section .llvm_bb_addr_map,"o",@llvm_bb_addr_map,.text,unique,1
; CHECK-NEXT: .quad .Lfunc_begin0
; CHECK-NEXT: .byte 4
; CHECK-NEXT: .uleb128 .Lfunc_begin0-.Lfunc_begin0