1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc -verify-machineinstrs -mcpu=pwr8 -mtriple=powerpc64le-unknown-gnu-linux < %s | FileCheck %s -check-prefix=PPC64LE
4 ; This tests interaction between MergeICmp and ExpandMemCmp.
6 %"struct.std::pair" = type { i32, i32 }
8 define zeroext i1 @opeq1(
9 ; PPC64LE-LABEL: opeq1:
10 ; PPC64LE: # %bb.0: # %"entry+land.rhs.i"
11 ; PPC64LE-NEXT: ld 3, 0(3)
12 ; PPC64LE-NEXT: ld 4, 0(4)
13 ; PPC64LE-NEXT: xor 3, 3, 4
14 ; PPC64LE-NEXT: cntlzd 3, 3
15 ; PPC64LE-NEXT: rldicl 3, 3, 58, 63
17 %"struct.std::pair"* nocapture readonly dereferenceable(8) %a,
18 %"struct.std::pair"* nocapture readonly dereferenceable(8) %b) local_unnamed_addr #0 {
20 %first.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 0
21 %0 = load i32, i32* %first.i, align 4
22 %first1.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 0
23 %1 = load i32, i32* %first1.i, align 4
24 %cmp.i = icmp eq i32 %0, %1
25 br i1 %cmp.i, label %land.rhs.i, label %opeq1.exit
28 %second.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 1
29 %2 = load i32, i32* %second.i, align 4
30 %second2.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 1
31 %3 = load i32, i32* %second2.i, align 4
32 %cmp3.i = icmp eq i32 %2, %3
36 %4 = phi i1 [ false, %entry ], [ %cmp3.i, %land.rhs.i ]