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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc -verify-machineinstrs -mtriple=powerpc -mcpu=pwr7 < %s | FileCheck %s3 4; This piece of IR is expanded from memcmp.5define i1 @cmp(ptr %a, ptr %b) {6; CHECK-LABEL: cmp:7; CHECK: # %bb.0: # %entry8; CHECK-NEXT: lwz 5, 4(3)9; CHECK-NEXT: lwz 7, 0(3)10; CHECK-NEXT: lwz 6, 4(4)11; CHECK-NEXT: lwz 8, 0(4)12; CHECK-NEXT: xor 9, 7, 813; CHECK-NEXT: xor 10, 5, 614; CHECK-NEXT: or. 9, 10, 915; CHECK-NEXT: bne 0, .LBB0_216; CHECK-NEXT: # %bb.1: # %loadbb117; CHECK-NEXT: lbz 3, 8(3)18; CHECK-NEXT: lbz 4, 8(4)19; CHECK-NEXT: sub 3, 3, 420; CHECK-NEXT: srwi 3, 3, 3121; CHECK-NEXT: blr22; CHECK-NEXT: .LBB0_2: # %res_block23; CHECK-NEXT: cmplw 7, 824; CHECK-NEXT: cmplw 1, 5, 625; CHECK-NEXT: li 3, 126; CHECK-NEXT: li 4, -127; CHECK-NEXT: crandc 20, 0, 228; CHECK-NEXT: crand 21, 2, 429; CHECK-NEXT: cror 20, 21, 2030; CHECK-NEXT: isel 3, 4, 3, 2031; CHECK-NEXT: srwi 3, 3, 3132; CHECK-NEXT: blr33entry:34 br label %loadbb35 36res_block:37 %0 = icmp ult i64 %4, %538 %1 = select i1 %0, i32 -1, i32 139 br label %endblock40 41loadbb:42 %2 = bitcast ptr %a to ptr43 %3 = bitcast ptr %b to ptr44 %4 = load i64, ptr %2, align 145 %5 = load i64, ptr %3, align 146 %6 = icmp eq i64 %4, %547 br i1 %6, label %loadbb1, label %res_block48 49loadbb1:50 %7 = getelementptr i8, ptr %a, i64 851 %8 = getelementptr i8, ptr %b, i64 852 %9 = load i8, ptr %7, align 153 %10 = load i8, ptr %8, align 154 %11 = zext i8 %9 to i3255 %12 = zext i8 %10 to i3256 %13 = sub i32 %11, %1257 br label %endblock58 59endblock:60 %phi.res = phi i32 [ %13, %loadbb1 ], [ %1, %res_block ]61 %icmp = icmp slt i32 %phi.res, 062 ret i1 %icmp63}64