xref: /llvm-project/llvm/test/CodeGen/PowerPC/sms-phi-1.ll (revision ff9af4c43ad71eeba2cabe99609cfaa0fd54c1d0)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=powerpc64le-unknown-linux-gnu -verify-machineinstrs\
3; RUN:       -mcpu=pwr9 --ppc-enable-pipeliner --pipeliner-force-ii=4 2>&1 | FileCheck %s
4
5define void @main() nounwind #0 {
6; CHECK-LABEL: main:
7; CHECK:       # %bb.0:
8; CHECK-NEXT:    mflr 0
9; CHECK-NEXT:    std 30, -16(1) # 8-byte Folded Spill
10; CHECK-NEXT:    stdu 1, -48(1)
11; CHECK-NEXT:    std 0, 64(1)
12; CHECK-NEXT:    bl strtol
13; CHECK-NEXT:    nop
14; CHECK-NEXT:    mr 30, 3
15; CHECK-NEXT:    bl calloc
16; CHECK-NEXT:    nop
17; CHECK-NEXT:    clrldi 4, 30, 32
18; CHECK-NEXT:    li 5, 0
19; CHECK-NEXT:    addi 3, 3, -4
20; CHECK-NEXT:    mtctr 4
21; CHECK-NEXT:    mullw 4, 5, 5
22; CHECK-NEXT:    li 6, 1
23; CHECK-NEXT:    bdz .LBB0_3
24; CHECK-NEXT:  # %bb.1:
25; CHECK-NEXT:    stwu 4, 4(3)
26; CHECK-NEXT:    mullw 4, 6, 6
27; CHECK-NEXT:    addi 5, 6, 1
28; CHECK-NEXT:    bdz .LBB0_3
29; CHECK-NEXT:    .p2align 4
30; CHECK-NEXT:  .LBB0_2:
31; CHECK-NEXT:    stwu 4, 4(3)
32; CHECK-NEXT:    mullw 4, 5, 5
33; CHECK-NEXT:    addi 5, 5, 1
34; CHECK-NEXT:    bdnz .LBB0_2
35; CHECK-NEXT:  .LBB0_3:
36; CHECK-NEXT:    stwu 4, 4(3)
37; CHECK-NEXT:    addi 1, 1, 48
38; CHECK-NEXT:    ld 0, 16(1)
39; CHECK-NEXT:    ld 30, -16(1) # 8-byte Folded Reload
40; CHECK-NEXT:    mtlr 0
41; CHECK-NEXT:    blr
42  %1 = tail call i64 @strtol()
43  %2 = trunc i64 %1 to i32
44  %3 = tail call noalias ptr @calloc()
45  %4 = bitcast ptr %3 to ptr
46  %5 = zext i32 %2 to i64
47  br label %6
48
496:                                                ; preds = %6, %0
50  %7 = phi i64 [ %11, %6 ], [ 0, %0 ]
51  %8 = trunc i64 %7 to i32
52  %9 = mul nsw i32 %8, %8
53  %10 = getelementptr inbounds i32, ptr %4, i64 %7
54  store i32 %9, ptr %10, align 4
55  %11 = add nuw nsw i64 %7, 1
56  %12 = icmp eq i64 %11, %5
57  br i1 %12, label %13, label %6
58
5913:                                               ; preds = %6
60  ret void
61}
62
63declare ptr @calloc() local_unnamed_addr
64declare i64 @strtol() local_unnamed_addr
65