41 lines
1.5 KiB
LLVM
41 lines
1.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -mcpu=pwr8 -mtriple=powerpc64le-unknown-gnu-linux < %s | FileCheck %s -check-prefix=PPC64LE
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; This tests interaction between MergeICmp and ExpandMemCmp.
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%"struct.std::pair" = type { i32, i32 }
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define zeroext i1 @opeq1(
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; PPC64LE-LABEL: opeq1:
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; PPC64LE: # %bb.0: # %"entry+land.rhs.i"
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; PPC64LE-NEXT: ld 3, 0(3)
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; PPC64LE-NEXT: ld 4, 0(4)
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; PPC64LE-NEXT: xor 3, 3, 4
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; PPC64LE-NEXT: cntlzd 3, 3
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; PPC64LE-NEXT: rldicl 3, 3, 58, 63
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; PPC64LE-NEXT: blr
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%"struct.std::pair"* nocapture readonly dereferenceable(8) %a,
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%"struct.std::pair"* nocapture readonly dereferenceable(8) %b) local_unnamed_addr #0 {
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entry:
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%first.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 0
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%0 = load i32, i32* %first.i, align 4
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%first1.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 0
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%1 = load i32, i32* %first1.i, align 4
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%cmp.i = icmp eq i32 %0, %1
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br i1 %cmp.i, label %land.rhs.i, label %opeq1.exit
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land.rhs.i:
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%second.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 1
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%2 = load i32, i32* %second.i, align 4
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%second2.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 1
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%3 = load i32, i32* %second2.i, align 4
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%cmp3.i = icmp eq i32 %2, %3
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br label %opeq1.exit
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opeq1.exit:
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%4 = phi i1 [ false, %entry ], [ %cmp3.i, %land.rhs.i ]
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ret i1 %4
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}
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