xref: /llvm-project/llvm/test/CodeGen/PowerPC/loop-instr-form-non-inc.ll (revision 5d57a9fd2b9b4905b5845f6df6eb09bf08c8a4c6)
15541f473Sesmeyi; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
25541f473Sesmeyi; RUN: llc -verify-machineinstrs -mtriple=powerpc-unknown-linux-gnu \
35541f473Sesmeyi; RUN:   -mcpu=pwr9 < %s | FileCheck %s
45541f473Sesmeyi
55541f473Sesmeyidefine dso_local void @test_no_inc(i32 signext %a) local_unnamed_addr nounwind align 2 {
65541f473Sesmeyi; CHECK-LABEL: test_no_inc:
75541f473Sesmeyi; CHECK:       # %bb.0: # %entry
85541f473Sesmeyi; CHECK-NEXT:    srawi 4, 3, 31
95541f473Sesmeyi; CHECK-NEXT:    cmpwi 3, 0
105541f473Sesmeyi; CHECK-NEXT:    li 6, 1
115541f473Sesmeyi; CHECK-NEXT:    li 7, 0
125541f473Sesmeyi; CHECK-NEXT:    andc 4, 3, 4
135541f473Sesmeyi; CHECK-NEXT:    addi 5, 4, 1
14*5d57a9fdSFlorian Hahn; CHECK-NEXT:    b .LBB0_2
155541f473Sesmeyi; CHECK-NEXT:    .p2align 5
16*5d57a9fdSFlorian Hahn; CHECK-NEXT:  .LBB0_1: # %for.cond.cleanup
175541f473Sesmeyi; CHECK-NEXT:    #
185541f473Sesmeyi; CHECK-NEXT:    stb 7, 0(5)
195541f473Sesmeyi; CHECK-NEXT:    add 5, 5, 4
20*5d57a9fdSFlorian Hahn; CHECK-NEXT:  .LBB0_2: # %for.cond
21*5d57a9fdSFlorian Hahn; CHECK-NEXT:    #
22*5d57a9fdSFlorian Hahn; CHECK-NEXT:    bc 4, 1, .LBB0_1
23*5d57a9fdSFlorian Hahn; CHECK-NEXT:  # %bb.3: # %for.body.preheader
24*5d57a9fdSFlorian Hahn; CHECK-NEXT:    #
25*5d57a9fdSFlorian Hahn; CHECK-NEXT:    add 6, 3, 6
265541f473Sesmeyi; CHECK-NEXT:    b .LBB0_1
275541f473Sesmeyientry:
285541f473Sesmeyi  %cmp10 = icmp sgt i32 %a, 0
295541f473Sesmeyi  br label %for.cond
305541f473Sesmeyi
315541f473Sesmeyifor.cond:                                         ; preds = %for.cond.cleanup, %entry
325541f473Sesmeyi  %g.0 = phi i32 [ 1, %entry ], [ %g.1.lcssa, %for.cond.cleanup ]
335541f473Sesmeyi  br i1 %cmp10, label %for.body.preheader, label %for.cond.cleanup
345541f473Sesmeyi
355541f473Sesmeyifor.body.preheader:                               ; preds = %for.cond
365541f473Sesmeyi  %0 = add i32 %a, %g.0
375541f473Sesmeyi  br label %for.cond.cleanup
385541f473Sesmeyi
395541f473Sesmeyifor.cond.cleanup:                                 ; preds = %for.body.preheader, %for.cond
405541f473Sesmeyi  %g.1.lcssa = phi i32 [ %g.0, %for.cond ], [ %0, %for.body.preheader ]
415541f473Sesmeyi  %arrayidx5 = getelementptr inbounds i8, ptr null, i32 %g.1.lcssa
425541f473Sesmeyi  store i8 0, ptr %arrayidx5, align 1
435541f473Sesmeyi  br label %for.cond
445541f473Sesmeyi}
45