xref: /llvm-project/llvm/test/CodeGen/PowerPC/tocSaveInPrologue.ll (revision e0919b189bf2df4f97f22ba40260ab5153988b14)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mcpu=pwr8 -ppc-asm-full-reg-names \
3; RUN:   -mtriple=powerpc64le-unknown-unknown < %s | FileCheck %s
4define dso_local void @test(ptr nocapture %fp, i32 signext %Arg, i32 signext %Len) local_unnamed_addr #0 {
5; CHECK-LABEL: test:
6; CHECK:       # %bb.0: # %entry
7; CHECK-NEXT:    mflr r0
8; CHECK-NEXT:    .cfi_def_cfa_offset 64
9; CHECK-NEXT:    .cfi_offset lr, 16
10; CHECK-NEXT:    .cfi_offset r28, -32
11; CHECK-NEXT:    .cfi_offset r29, -24
12; CHECK-NEXT:    .cfi_offset r30, -16
13; CHECK-NEXT:    std r28, -32(r1) # 8-byte Folded Spill
14; CHECK-NEXT:    std r29, -24(r1) # 8-byte Folded Spill
15; CHECK-NEXT:    std r30, -16(r1) # 8-byte Folded Spill
16; CHECK-NEXT:    stdu r1, -64(r1)
17; CHECK-NEXT:    cmpwi r5, 1
18; CHECK-NEXT:    mr r29, r4
19; CHECK-NEXT:    std r2, 24(r1)
20; CHECK-NEXT:    std r0, 80(r1)
21; CHECK-NEXT:    mr r30, r3
22; CHECK-NEXT:    bc 12, lt, .LBB0_4
23; CHECK-NEXT:  # %bb.1: # %entry
24; CHECK-NEXT:    cmpwi r29, 11
25; CHECK-NEXT:    bc 12, lt, .LBB0_4
26; CHECK-NEXT:  # %bb.2: # %for.body.us.preheader
27; CHECK-NEXT:    addi r3, r5, -1
28; CHECK-NEXT:    clrldi r3, r3, 32
29; CHECK-NEXT:    addi r28, r3, 1
30; CHECK-NEXT:    .p2align 5
31; CHECK-NEXT:  .LBB0_3: # %for.body.us
32; CHECK-NEXT:    #
33; CHECK-NEXT:    mtctr r30
34; CHECK-NEXT:    mr r3, r29
35; CHECK-NEXT:    mr r12, r30
36; CHECK-NEXT:    bctrl
37; CHECK-NEXT:    ld 2, 24(r1)
38; CHECK-NEXT:    addi r28, r28, -1
39; CHECK-NEXT:    cmpldi r28, 0
40; CHECK-NEXT:    bc 12, gt, .LBB0_3
41; CHECK-NEXT:  .LBB0_4: # %for.cond.cleanup
42; CHECK-NEXT:    mtctr r30
43; CHECK-NEXT:    mr r3, r29
44; CHECK-NEXT:    mr r12, r30
45; CHECK-NEXT:    bctrl
46; CHECK-NEXT:    ld 2, 24(r1)
47; CHECK-NEXT:    addi r1, r1, 64
48; CHECK-NEXT:    ld r0, 16(r1)
49; CHECK-NEXT:    ld r30, -16(r1) # 8-byte Folded Reload
50; CHECK-NEXT:    ld r29, -24(r1) # 8-byte Folded Reload
51; CHECK-NEXT:    ld r28, -32(r1) # 8-byte Folded Reload
52; CHECK-NEXT:    mtlr r0
53; CHECK-NEXT:    blr
54entry:
55  %cmp7 = icmp sgt i32 %Len, 0
56  %cmp1 = icmp sgt i32 %Arg, 10
57  %or.cond = and i1 %cmp7, %cmp1
58  br i1 %or.cond, label %for.body.us, label %for.cond.cleanup
59
60for.body.us:                                      ; preds = %entry, %for.body.us
61  %i.08.us = phi i32 [ %inc.us, %for.body.us ], [ 0, %entry ]
62  tail call void %fp(i32 signext %Arg) #1
63  %inc.us = add nuw nsw i32 %i.08.us, 1
64  %exitcond = icmp eq i32 %inc.us, %Len
65  br i1 %exitcond, label %for.cond.cleanup, label %for.body.us
66
67for.cond.cleanup:                                 ; preds = %for.body.us, %entry
68  tail call void %fp(i32 signext %Arg) #1
69  ret void
70}
71