1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2 ; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s --check-prefix=X86 3 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64 4 5 ; This tests interaction between MergeICmp and ExpandMemCmp. 6 7 %"struct.std::pair" = type { i32, i32 } 8 9 define zeroext i1 @opeq1( 10 ; X86-LABEL: opeq1: 11 ; X86: # %bb.0: # %entry 12 ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax 13 ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx 14 ; X86-NEXT: movl (%ecx), %edx 15 ; X86-NEXT: movl 4(%ecx), %ecx 16 ; X86-NEXT: xorl (%eax), %edx 17 ; X86-NEXT: xorl 4(%eax), %ecx 18 ; X86-NEXT: orl %edx, %ecx 19 ; X86-NEXT: sete %al 20 ; X86-NEXT: retl 21 ; 22 ; X64-LABEL: opeq1: 23 ; X64: # %bb.0: # %entry 24 ; X64-NEXT: movq (%rdi), %rax 25 ; X64-NEXT: cmpq (%rsi), %rax 26 ; X64-NEXT: sete %al 27 ; X64-NEXT: retq 28 %"struct.std::pair"* nocapture readonly dereferenceable(8) %a, 29 %"struct.std::pair"* nocapture readonly dereferenceable(8) %b) local_unnamed_addr #0 { 30 entry: 31 %first.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 0 32 %0 = load i32, i32* %first.i, align 4 33 %first1.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 0 34 %1 = load i32, i32* %first1.i, align 4 35 %cmp.i = icmp eq i32 %0, %1 36 br i1 %cmp.i, label %land.rhs.i, label %opeq1.exit 37 38 land.rhs.i: 39 %second.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %a, i64 0, i32 1 40 %2 = load i32, i32* %second.i, align 4 41 %second2.i = getelementptr inbounds %"struct.std::pair", %"struct.std::pair"* %b, i64 0, i32 1 42 %3 = load i32, i32* %second2.i, align 4 43 %cmp3.i = icmp eq i32 %2, %3 44 br label %opeq1.exit 45 46 opeq1.exit: 47 %4 = phi i1 [ false, %entry ], [ %cmp3.i, %land.rhs.i ] 48 ret i1 %4 49 } 50 51 52
