llvm/test/CodeGen/Xtensa/trap.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc --mtriple=xtensa < %s | FileCheck %s --check-prefix=XTENSA
; RUN: llc --mtriple=xtensa -mattr=+debug  < %s | FileCheck %s --check-prefix=XTENSA-DEBUG
; RUN: llc --mtriple=xtensa -mattr=+debug,+density  < %s | FileCheck %s --check-prefix=XTENSA-DEBUG-DENSITY
; RUN: llc --mtriple=xtensa -mattr=+density  < %s | FileCheck %s --check-prefix=XTENSA-DENSITY

define void @t() noinline optnone {
; XTENSA-LABEL: t:
; XTENSA:         .cfi_startproc
; XTENSA-NEXT:  # %bb.0: # %entry
; XTENSA-NEXT:    addi a8, a1, -16
; XTENSA-NEXT:    or a1, a8, a8
; XTENSA-NEXT:    .cfi_def_cfa_offset 16
; XTENSA-NEXT:    movi a8, 0
; XTENSA-NEXT:    memw
; XTENSA-NEXT:    s32i a8, a1, 0
; XTENSA-NEXT:    ill
; XTENSA-NEXT:    addi a8, a1, 16
; XTENSA-NEXT:    or a1, a8, a8
; XTENSA-NEXT:    ret
;
; XTENSA-DEBUG-LABEL: t:
; XTENSA-DEBUG:         .cfi_startproc
; XTENSA-DEBUG-NEXT:  # %bb.0: # %entry
; XTENSA-DEBUG-NEXT:    addi a8, a1, -16
; XTENSA-DEBUG-NEXT:    or a1, a8, a8
; XTENSA-DEBUG-NEXT:    .cfi_def_cfa_offset 16
; XTENSA-DEBUG-NEXT:    movi a8, 0
; XTENSA-DEBUG-NEXT:    memw
; XTENSA-DEBUG-NEXT:    s32i a8, a1, 0
; XTENSA-DEBUG-NEXT:    ill
; XTENSA-DEBUG-NEXT:    addi a8, a1, 16
; XTENSA-DEBUG-NEXT:    or a1, a8, a8
; XTENSA-DEBUG-NEXT:    ret
;
; XTENSA-DEBUG-DENSITY-LABEL: t:
; XTENSA-DEBUG-DENSITY:         .cfi_startproc
; XTENSA-DEBUG-DENSITY-NEXT:  # %bb.0: # %entry
; XTENSA-DEBUG-DENSITY-NEXT:    addi a8, a1, -16
; XTENSA-DEBUG-DENSITY-NEXT:    or a1, a8, a8
; XTENSA-DEBUG-DENSITY-NEXT:    .cfi_def_cfa_offset 16
; XTENSA-DEBUG-DENSITY-NEXT:    movi a8, 0
; XTENSA-DEBUG-DENSITY-NEXT:    memw
; XTENSA-DEBUG-DENSITY-NEXT:    s32i a8, a1, 0
; XTENSA-DEBUG-DENSITY-NEXT:    ill.n
; XTENSA-DEBUG-DENSITY-NEXT:    addi a8, a1, 16
; XTENSA-DEBUG-DENSITY-NEXT:    or a1, a8, a8
; XTENSA-DEBUG-DENSITY-NEXT:    ret
;
; XTENSA-DENSITY-LABEL: t:
; XTENSA-DENSITY:         .cfi_startproc
; XTENSA-DENSITY-NEXT:  # %bb.0: # %entry
; XTENSA-DENSITY-NEXT:    addi a8, a1, -16
; XTENSA-DENSITY-NEXT:    or a1, a8, a8
; XTENSA-DENSITY-NEXT:    .cfi_def_cfa_offset 16
; XTENSA-DENSITY-NEXT:    movi a8, 0
; XTENSA-DENSITY-NEXT:    memw
; XTENSA-DENSITY-NEXT:    s32i a8, a1, 0
; XTENSA-DENSITY-NEXT:    ill.n
; XTENSA-DENSITY-NEXT:    addi a8, a1, 16
; XTENSA-DENSITY-NEXT:    or a1, a8, a8
; XTENSA-DENSITY-NEXT:    ret
entry:
  %tmp = alloca i32, align 4
  store volatile i32 0, ptr %tmp, align 4

  call void @llvm.trap()
  ret void
}

define void @t2() {
; XTENSA-LABEL: t2:
; XTENSA:         .cfi_startproc
; XTENSA-NEXT:  # %bb.0: # %entry
; XTENSA-NEXT:    addi a8, a1, -16
; XTENSA-NEXT:    or a1, a8, a8
; XTENSA-NEXT:    .cfi_def_cfa_offset 16
; XTENSA-NEXT:    movi a8, 0
; XTENSA-NEXT:    memw
; XTENSA-NEXT:    s32i a8, a1, 0
; XTENSA-NEXT:    ill
; XTENSA-NEXT:    addi a8, a1, 16
; XTENSA-NEXT:    or a1, a8, a8
; XTENSA-NEXT:    ret
;
; XTENSA-DEBUG-LABEL: t2:
; XTENSA-DEBUG:         .cfi_startproc
; XTENSA-DEBUG-NEXT:  # %bb.0: # %entry
; XTENSA-DEBUG-NEXT:    addi a8, a1, -16
; XTENSA-DEBUG-NEXT:    or a1, a8, a8
; XTENSA-DEBUG-NEXT:    .cfi_def_cfa_offset 16
; XTENSA-DEBUG-NEXT:    movi a8, 0
; XTENSA-DEBUG-NEXT:    memw
; XTENSA-DEBUG-NEXT:    s32i a8, a1, 0
; XTENSA-DEBUG-NEXT:    break 1, 15
; XTENSA-DEBUG-NEXT:    addi a8, a1, 16
; XTENSA-DEBUG-NEXT:    or a1, a8, a8
; XTENSA-DEBUG-NEXT:    ret
;
; XTENSA-DEBUG-DENSITY-LABEL: t2:
; XTENSA-DEBUG-DENSITY:         .cfi_startproc
; XTENSA-DEBUG-DENSITY-NEXT:  # %bb.0: # %entry
; XTENSA-DEBUG-DENSITY-NEXT:    addi a8, a1, -16
; XTENSA-DEBUG-DENSITY-NEXT:    or a1, a8, a8
; XTENSA-DEBUG-DENSITY-NEXT:    .cfi_def_cfa_offset 16
; XTENSA-DEBUG-DENSITY-NEXT:    movi a8, 0
; XTENSA-DEBUG-DENSITY-NEXT:    memw
; XTENSA-DEBUG-DENSITY-NEXT:    s32i a8, a1, 0
; XTENSA-DEBUG-DENSITY-NEXT:    break.n 1
; XTENSA-DEBUG-DENSITY-NEXT:    addi a8, a1, 16
; XTENSA-DEBUG-DENSITY-NEXT:    or a1, a8, a8
; XTENSA-DEBUG-DENSITY-NEXT:    ret
;
; XTENSA-DENSITY-LABEL: t2:
; XTENSA-DENSITY:         .cfi_startproc
; XTENSA-DENSITY-NEXT:  # %bb.0: # %entry
; XTENSA-DENSITY-NEXT:    addi a8, a1, -16
; XTENSA-DENSITY-NEXT:    or a1, a8, a8
; XTENSA-DENSITY-NEXT:    .cfi_def_cfa_offset 16
; XTENSA-DENSITY-NEXT:    movi a8, 0
; XTENSA-DENSITY-NEXT:    memw
; XTENSA-DENSITY-NEXT:    s32i a8, a1, 0
; XTENSA-DENSITY-NEXT:    ill.n
; XTENSA-DENSITY-NEXT:    addi a8, a1, 16
; XTENSA-DENSITY-NEXT:    or a1, a8, a8
; XTENSA-DENSITY-NEXT:    ret
entry:
  %tmp = alloca i32, align 4
  store volatile i32 0, ptr %tmp, align 4

  call void @llvm.debugtrap()
  ret void
}

declare void @llvm.trap() nounwind
declare void @llvm.debugtrap() nounwind