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; RUN: llc < %s -mtriple=x86_64 -function-sections -basic-block-address-map | FileCheck %s
$_Z4fooTIiET_v = comdat any
define dso_local i32 @_Z3barv() {
ret i32 0
}
;; Check we add SHF_LINK_ORDER for .llvm_bb_addr_map and link it with the corresponding .text sections.
; CHECK: .section .text._Z3barv,"ax",@progbits
; CHECK-LABEL: _Z3barv:
; CHECK-NEXT: [[BAR_BEGIN:.Lfunc_begin[0-9]+]]:
; CHECK: .section .llvm_bb_addr_map,"o",@llvm_bb_addr_map,.text._Z3barv{{$}}
; CHECK-NEXT: .byte 3 # version
; CHECK-NEXT: .byte 0 # feature
; CHECK-NEXT: .quad [[BAR_BEGIN]] # function address
define dso_local i32 @_Z3foov() {
%1 = call i32 @_Z4fooTIiET_v()
ret i32 %1
}
; CHECK: .section .text._Z3foov,"ax",@progbits
; CHECK-LABEL: _Z3foov:
; CHECK-NEXT: [[FOO_BEGIN:.Lfunc_begin[0-9]+]]:
; CHECK: .section .llvm_bb_addr_map,"o",@llvm_bb_addr_map,.text._Z3foov{{$}}
; CHECK-NEXT: .byte 3 # version
; CHECK-NEXT: .byte 32 # feature
; CHECK-NEXT: .quad [[FOO_BEGIN]] # function address
define linkonce_odr dso_local i32 @_Z4fooTIiET_v() comdat {
ret i32 0
}
;; Check we add .llvm_bb_addr_map section to a COMDAT group with the corresponding .text section if such a COMDAT exists.
; CHECK: .section .text._Z4fooTIiET_v,"axG",@progbits,_Z4fooTIiET_v,comdat
; CHECK-LABEL: _Z4fooTIiET_v:
; CHECK-NEXT: [[FOOCOMDAT_BEGIN:.Lfunc_begin[0-9]+]]:
; CHECK: .section .llvm_bb_addr_map,"oG",@llvm_bb_addr_map,.text._Z4fooTIiET_v,_Z4fooTIiET_v,comdat{{$}}
; CHECK-NEXT: .byte 3 # version
; CHECK-NEXT: .byte 0 # feature
; CHECK-NEXT: .quad [[FOOCOMDAT_BEGIN]] # function address
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