xref: /llvm-project/llvm/test/CodeGen/PowerPC/remove-redundant-load-imm.ll (revision eb7d16ea25649909373e324e6ebf36774cabdbfa)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mcpu=pwr9 -O3 < %s | FileCheck %s -check-prefix=PPC64LE
3
4target datalayout = "e-m:e-i64:64-n32:64"
5target triple = "powerpc64le-unknown-linux-gnu"
6
7@global.6 = external global ptr
8
9declare void @barney.88(i1, ptr)
10declare void @barney.94(ptr, i32)
11
12define void @redundancy_on_ppc_only(i1 %arg7) nounwind {
13; PPC64LE-LABEL: redundancy_on_ppc_only:
14; PPC64LE:       # %bb.0: # %bb
15; PPC64LE-NEXT:    andi. 3, 3, 1
16; PPC64LE-NEXT:    mflr 0
17; PPC64LE-NEXT:    stdu 1, -32(1)
18; PPC64LE-NEXT:    li 3, 1
19; PPC64LE-NEXT:    li 4, 0
20; PPC64LE-NEXT:    std 0, 48(1)
21; PPC64LE-NEXT:    iselgt 3, 3, 4
22; PPC64LE-NEXT:    bl barney.88
23; PPC64LE-NEXT:    nop
24; PPC64LE-NEXT:    addi 1, 1, 32
25; PPC64LE-NEXT:    ld 0, 16(1)
26; PPC64LE-NEXT:    mtlr 0
27; PPC64LE-NEXT:    blr
28bb:
29  br label %bb10
30
31bb10:                                             ; preds = %bb
32  call void @barney.88(i1 %arg7, ptr null)
33  ret void
34}
35
36define void @redundancy_on_ppc_and_other_targets() nounwind {
37; PPC64LE-LABEL: redundancy_on_ppc_and_other_targets:
38; PPC64LE:       # %bb.0:
39; PPC64LE-NEXT:    mflr 0
40; PPC64LE-NEXT:    stdu 1, -32(1)
41; PPC64LE-NEXT:    addis 3, 2, .LC0@toc@ha
42; PPC64LE-NEXT:    li 4, 0
43; PPC64LE-NEXT:    std 0, 48(1)
44; PPC64LE-NEXT:    ld 3, .LC0@toc@l(3)
45; PPC64LE-NEXT:    std 4, 0(3)
46; PPC64LE-NEXT:    bl barney.94
47; PPC64LE-NEXT:    nop
48  store ptr null, ptr @global.6
49  call void @barney.94(ptr undef, i32 0)
50  unreachable
51}
52