forked from OSchip/llvm-project
39 lines
2.2 KiB
LLVM
39 lines
2.2 KiB
LLVM
; RUN: opt < %s -mtriple=x86_64-unknown-linux -instrprof -S | FileCheck %s --check-prefixes=ELF
|
|
; RUN: opt < %s -mtriple=x86_64-pc-win32-coff -instrprof -S | FileCheck %s --check-prefixes=COFF
|
|
; RUN: opt < %s -mtriple=x86_64-unknown-linux -passes=instrprof -S | FileCheck %s --check-prefixes=ELF
|
|
; RUN: opt < %s -mtriple=x86_64-pc-win32-coff -passes=instrprof -S | FileCheck %s --check-prefixes=COFF
|
|
|
|
; There are two main cases where comdats are necessary:
|
|
; 1. standard inline functions (weak_odr / linkonce_odr)
|
|
; 2. available externally functions (C99 inline / extern template / dllimport)
|
|
; Check that we do the right thing for the two object formats with comdats, ELF
|
|
; and COFF.
|
|
|
|
declare void @llvm.instrprof.increment(i8*, i64, i32, i32)
|
|
|
|
$foo_inline = comdat any
|
|
|
|
@__profn_foo_inline = linkonce_odr hidden constant [10 x i8] c"foo_inline"
|
|
|
|
; ELF: @__profc_foo_inline = linkonce_odr hidden global{{.*}}, section "__llvm_prf_cnts", comdat($__profd_foo_inline), align 8
|
|
; ELF: @__profd_foo_inline = linkonce_odr hidden global{{.*}}, section "__llvm_prf_data", comdat, align 8
|
|
; COFF: @__profc_foo_inline = linkonce_odr hidden global{{.*}}, section ".lprfc$M", comdat, align 8
|
|
; COFF: @__profd_foo_inline = linkonce_odr hidden global{{.*}}, section ".lprfd$M", comdat, align 8
|
|
define weak_odr void @foo_inline() comdat {
|
|
call void @llvm.instrprof.increment(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @__profn_foo_inline, i32 0, i32 0), i64 0, i32 1, i32 0)
|
|
ret void
|
|
}
|
|
|
|
$foo_extern = comdat any
|
|
|
|
@__profn_foo_extern = linkonce_odr hidden constant [10 x i8] c"foo_extern"
|
|
|
|
; ELF: @__profc_foo_extern = linkonce_odr hidden global{{.*}}, section "__llvm_prf_cnts", comdat($__profd_foo_extern), align 8
|
|
; ELF: @__profd_foo_extern = linkonce_odr hidden global{{.*}}, section "__llvm_prf_data", comdat, align 8
|
|
; COFF: @__profc_foo_extern = linkonce_odr hidden global{{.*}}, section ".lprfc$M", comdat, align 8
|
|
; COFF: @__profd_foo_extern = linkonce_odr hidden global{{.*}}, section ".lprfd$M", comdat, align 8
|
|
define available_externally void @foo_extern() {
|
|
call void @llvm.instrprof.increment(i8* getelementptr inbounds ([10 x i8], [10 x i8]* @__profn_foo_extern, i32 0, i32 0), i64 0, i32 1, i32 0)
|
|
ret void
|
|
}
|