xref: /llvm-project/llvm/test/CodeGen/AArch64/GlobalISel/irtranslator-switch-split.ll (revision ca20c99bb185838e5f275cf27fdcaccb17d7978d) 
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
2; RUN: llc -global-isel -o - %s | FileCheck %s
3
4target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
5target triple = "arm64-apple-macosx14.0.0"
6
7; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
8declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0
9
10declare i32 @logg(...)
11
12define i32 @scanfile(i32 %call148) {
13; CHECK-LABEL: scanfile:
14; CHECK:       ; %bb.0: ; %entry
15; CHECK-NEXT:    stp x29, x30, [sp, #-16]! ; 16-byte Folded Spill
16; CHECK-NEXT:    .cfi_def_cfa_offset 16
17; CHECK-NEXT:    .cfi_offset w30, -8
18; CHECK-NEXT:    .cfi_offset w29, -16
19; CHECK-NEXT:    mov w8, w0
20; CHECK-NEXT:    cmp w0, #1
21; CHECK-NEXT:    mov w0, wzr
22; CHECK-NEXT:    b.ge LBB0_3
23; CHECK-NEXT:  ; %bb.1: ; %entry
24; CHECK-NEXT:    cbnz w8, LBB0_7
25; CHECK-NEXT:  LBB0_2: ; %common.ret1
26; CHECK-NEXT:    ldp x29, x30, [sp], #16 ; 16-byte Folded Reload
27; CHECK-NEXT:    ret
28; CHECK-NEXT:  LBB0_3: ; %entry
29; CHECK-NEXT:    b.eq LBB0_2
30; CHECK-NEXT:  ; %bb.4: ; %entry
31; CHECK-NEXT:    cmp w8, #2
32; CHECK-NEXT:    b.eq LBB0_6
33; CHECK-NEXT:  ; %bb.5: ; %entry
34; CHECK-NEXT:    cmp w8, #3
35; CHECK-NEXT:    b.ne LBB0_2
36; CHECK-NEXT:  LBB0_6: ; %sw.bb300
37; CHECK-NEXT:    bl _logg
38; CHECK-NEXT:    ldp x29, x30, [sp], #16 ; 16-byte Folded Reload
39; CHECK-NEXT:    ret
40; CHECK-NEXT:  LBB0_7: ; %entry
41; CHECK-NEXT:    cmn w8, #2
42; CHECK-NEXT:    b.eq LBB0_9
43; CHECK-NEXT:  ; %bb.8: ; %entry
44; CHECK-NEXT:    cmn w8, #1
45; CHECK-NEXT:    b.ne LBB0_2
46; CHECK-NEXT:  LBB0_9: ; %sw.bb150
47; CHECK-NEXT:    bl _logg
48; CHECK-NEXT:    brk #0x1
49entry:
50  switch i32 %call148, label %common.ret [
51    i32 -1, label %sw.bb
52    i32 -2, label %sw.bb150
53    i32 0, label %sw.bb152
54    i32 1, label %sw.bb178
55    i32 2, label %sw.bb200
56    i32 3, label %sw.bb300
57  ]
58
59sw.bb:                                            ; preds = %entry
60  %call149 = call i32 (...) @logg()
61  unreachable
62
63sw.bb150:                                         ; preds = %entry
64  %call151 = call i32 (...) @logg()
65  unreachable
66
67sw.bb200:
68  %res = call i32 (...) @logg()
69  ret i32 %res
70
71sw.bb300:
72  %res2 = call i32 (...) @logg()
73  ret i32 %res2
74
75common.ret:                                       ; preds = %sw.bb178, %sw.bb152, %entry
76  ret i32 0
77
78sw.bb152:                                         ; preds = %entry
79  %tobool154.not = icmp eq i32 0, 0
80  br label %common.ret
81
82sw.bb178:                                         ; preds = %entry
83  call void @llvm.lifetime.start.p0(i64 0, ptr null)
84  br label %common.ret
85}
86
87attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
88