; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4 ; RUN: llc -global-isel -o - %s | FileCheck %s target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" target triple = "arm64-apple-macosx14.0.0" ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0 declare i32 @logg(...) define i32 @scanfile(i32 %call148) { ; CHECK-LABEL: scanfile: ; CHECK: ; %bb.0: ; %entry ; CHECK-NEXT: stp x29, x30, [sp, #-16]! ; 16-byte Folded Spill ; CHECK-NEXT: .cfi_def_cfa_offset 16 ; CHECK-NEXT: .cfi_offset w30, -8 ; CHECK-NEXT: .cfi_offset w29, -16 ; CHECK-NEXT: mov w8, w0 ; CHECK-NEXT: cmp w0, #1 ; CHECK-NEXT: mov w0, wzr ; CHECK-NEXT: b.ge LBB0_3 ; CHECK-NEXT: ; %bb.1: ; %entry ; CHECK-NEXT: cbnz w8, LBB0_7 ; CHECK-NEXT: LBB0_2: ; %common.ret1 ; CHECK-NEXT: ldp x29, x30, [sp], #16 ; 16-byte Folded Reload ; CHECK-NEXT: ret ; CHECK-NEXT: LBB0_3: ; %entry ; CHECK-NEXT: b.eq LBB0_2 ; CHECK-NEXT: ; %bb.4: ; %entry ; CHECK-NEXT: cmp w8, #2 ; CHECK-NEXT: b.eq LBB0_6 ; CHECK-NEXT: ; %bb.5: ; %entry ; CHECK-NEXT: cmp w8, #3 ; CHECK-NEXT: b.ne LBB0_2 ; CHECK-NEXT: LBB0_6: ; %sw.bb300 ; CHECK-NEXT: bl _logg ; CHECK-NEXT: ldp x29, x30, [sp], #16 ; 16-byte Folded Reload ; CHECK-NEXT: ret ; CHECK-NEXT: LBB0_7: ; %entry ; CHECK-NEXT: cmn w8, #2 ; CHECK-NEXT: b.eq LBB0_9 ; CHECK-NEXT: ; %bb.8: ; %entry ; CHECK-NEXT: cmn w8, #1 ; CHECK-NEXT: b.ne LBB0_2 ; CHECK-NEXT: LBB0_9: ; %sw.bb150 ; CHECK-NEXT: bl _logg ; CHECK-NEXT: brk #0x1 entry: switch i32 %call148, label %common.ret [ i32 -1, label %sw.bb i32 -2, label %sw.bb150 i32 0, label %sw.bb152 i32 1, label %sw.bb178 i32 2, label %sw.bb200 i32 3, label %sw.bb300 ] sw.bb: ; preds = %entry %call149 = call i32 (...) @logg() unreachable sw.bb150: ; preds = %entry %call151 = call i32 (...) @logg() unreachable sw.bb200: %res = call i32 (...) @logg() ret i32 %res sw.bb300: %res2 = call i32 (...) @logg() ret i32 %res2 common.ret: ; preds = %sw.bb178, %sw.bb152, %entry ret i32 0 sw.bb152: ; preds = %entry %tobool154.not = icmp eq i32 0, 0 br label %common.ret sw.bb178: ; preds = %entry call void @llvm.lifetime.start.p0(i64 0, ptr null) br label %common.ret } attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }