llvm-for-llvmta/test/MC/MachO/ARM/empty-function-nop.ll

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2022-04-25 10:02:23 +02:00
; RUN: llc < %s -filetype=obj -mtriple=thumbv6-apple-darwin -o - | llvm-readobj -S --sd - | FileCheck -check-prefix=CHECK-T1 %s
; RUN: llc < %s -filetype=obj -mtriple=thumbv7-apple-darwin -o - | llvm-readobj -S --sd - | FileCheck -check-prefix=CHECK-T2 %s
; RUN: llc < %s -filetype=obj -mtriple=armv6-apple-darwin -o - | llvm-readobj -S --sd - | FileCheck -check-prefix=CHECK-ARM %s
; RUN: llc < %s -filetype=obj -mtriple=armv7-apple-darwin -o - | llvm-readobj -S --sd - | FileCheck -check-prefix=CHECK-ARMV7 %s
; Empty functions need a NOP in them for MachO to prevent DWARF FDEs from
; getting all mucked up. See lib/CodeGen/AsmPrinter/AsmPrinter.cpp for
; details.
define internal fastcc void @empty_function() {
unreachable
}
; CHECK-T1: SectionData (
; CHECK-T1: 0000: FEDE |..|
; CHECK-T1: )
; CHECK-T2: SectionData (
; CHECK-T2: 0000: FEDE |..|
; CHECK-T2: )
; CHECK-ARM: SectionData (
; CHECK-ARM: 0000: FEDEFFE7 |....|
; CHECK-ARM: )
; CHECK-ARMV7: SectionData (
; CHECK-ARMV7: 0000: FEDEFFE7 |....|
; CHECK-ARMV7: )