1 ; RUN: llc < %s -asm-verbose=false -O3 -mtriple=armv6-apple-darwin -relocation-model=pic -mcpu=arm1136jf-s -arm-atomic-cfg-tidy=0 | FileCheck %s 2 ; rdar://8959122 illegal register operands for UMULL instruction 3 ; in cfrac nightly test. 4 ; Armv6 generates a umull that must write to two distinct destination regs. 5 6 ; ModuleID = 'bugpoint-reduced-simplified.bc' 7 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:64-n32" 8 target triple = "armv6-apple-darwin10" 9 10 define void @ptoa(i1 %tst, i8* %p8, i8 %val8) nounwind { 11 entry: 12 br i1 false, label %bb3, label %bb 13 14 bb: ; preds = %entry 15 br label %bb3 16 17 bb3: ; preds = %bb, %entry 18 %0 = call noalias i8* @malloc() nounwind 19 br i1 %tst, label %bb46, label %bb8 20 21 bb8: ; preds = %bb3 22 %1 = getelementptr inbounds i8, i8* %0, i32 0 23 store i8 0, i8* %1, align 1 24 %2 = call i32 @ptou() nounwind 25 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 26 ; CHECK-NOT: [[REGISTER]], 27 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 28 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 29 ; CHECK-NOT: [[REGISTER]], 30 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 31 %3 = udiv i32 %2, 10 32 %4 = urem i32 %3, 10 33 %5 = icmp ult i32 %4, 10 34 %6 = trunc i32 %4 to i8 35 %7 = or i8 %6, 48 36 %8 = add i8 %6, 87 37 %iftmp.5.0.1 = select i1 %5, i8 %7, i8 %8 38 store i8 %iftmp.5.0.1, i8* %p8, align 1 39 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 40 ; CHECK-NOT: [[REGISTER]], 41 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 42 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 43 ; CHECK-NOT: [[REGISTER]], 44 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 45 %9 = udiv i32 %2, 100 46 %10 = urem i32 %9, 10 47 %11 = icmp ult i32 %10, 10 48 %12 = trunc i32 %10 to i8 49 %13 = or i8 %12, 48 50 %14 = add i8 %12, 87 51 %iftmp.5.0.2 = select i1 %11, i8 %13, i8 %14 52 store i8 %iftmp.5.0.2, i8* %p8, align 1 53 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 54 ; CHECK-NOT: [[REGISTER]], 55 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 56 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 57 ; CHECK-NOT: [[REGISTER]], 58 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 59 %15 = udiv i32 %2, 10000 60 %16 = urem i32 %15, 10 61 %17 = icmp ult i32 %16, 10 62 %18 = trunc i32 %16 to i8 63 %19 = or i8 %18, 48 64 %20 = add i8 %18, 87 65 %iftmp.5.0.4 = select i1 %17, i8 %19, i8 %20 66 store i8 %iftmp.5.0.4, i8* null, align 1 67 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 68 ; CHECK-NOT: [[REGISTER]], 69 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 70 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 71 ; CHECK-NOT: [[REGISTER]], 72 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 73 %21 = udiv i32 %2, 100000 74 %22 = urem i32 %21, 10 75 %23 = icmp ult i32 %22, 10 76 %iftmp.5.0.5 = select i1 %23, i8 0, i8 %val8 77 store i8 %iftmp.5.0.5, i8* %p8, align 1 78 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 79 ; CHECK-NOT: [[REGISTER]], 80 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 81 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 82 ; CHECK-NOT: [[REGISTER]], 83 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 84 %24 = udiv i32 %2, 1000000 85 %25 = urem i32 %24, 10 86 %26 = icmp ult i32 %25, 10 87 %27 = trunc i32 %25 to i8 88 %28 = or i8 %27, 48 89 %29 = add i8 %27, 87 90 %iftmp.5.0.6 = select i1 %26, i8 %28, i8 %29 91 store i8 %iftmp.5.0.6, i8* %p8, align 1 92 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 93 ; CHECK-NOT: [[REGISTER]], 94 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 95 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 96 ; CHECK-NOT: [[REGISTER]], 97 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 98 %30 = udiv i32 %2, 10000000 99 %31 = urem i32 %30, 10 100 %32 = icmp ult i32 %31, 10 101 %33 = trunc i32 %31 to i8 102 %34 = or i8 %33, 48 103 %35 = add i8 %33, 87 104 %iftmp.5.0.7 = select i1 %32, i8 %34, i8 %35 105 store i8 %iftmp.5.0.7, i8* %p8, align 1 106 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 107 ; CHECK-NOT: [[REGISTER]], 108 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 109 ; CHECK: umull [[REGISTER:lr|r[0-9]+]], 110 ; CHECK-NOT: [[REGISTER]], 111 ; CHECK: {{lr|r[0-9]+}}, {{lr|r[0-9]+$}} 112 %36 = udiv i32 %2, 100000000 113 %37 = urem i32 %36, 10 114 %38 = icmp ult i32 %37, 10 115 %39 = trunc i32 %37 to i8 116 %40 = or i8 %39, 48 117 %41 = add i8 %39, 87 118 %iftmp.5.0.8 = select i1 %38, i8 %40, i8 %41 119 store i8 %iftmp.5.0.8, i8* null, align 1 120 br label %bb46 121 122 bb46: ; preds = %bb3 123 ret void 124 } 125 126 declare noalias i8* @malloc() nounwind 127 128 declare i32 @ptou() 129
