1 ; RUN: llc -mtriple=arm -mattr=+v6t2 %s -o - | FileCheck %s 2 3 %struct.F = type { [3 x i8], i8 } 4 5 @X = common global %struct.F zeroinitializer, align 4 ; <%struct.F*> [#uses=1] 6 7 define void @f1([1 x i32] %f.coerce0) nounwind { 8 entry: 9 ; CHECK: f1 10 ; CHECK: mov r2, #10 11 ; CHECK: bfi r1, r2, #22, #4 12 %0 = load i32, i32* bitcast (%struct.F* @X to i32*), align 4 ; <i32> [#uses=1] 13 %1 = and i32 %0, -62914561 ; <i32> [#uses=1] 14 %2 = or i32 %1, 41943040 ; <i32> [#uses=1] 15 store i32 %2, i32* bitcast (%struct.F* @X to i32*), align 4 16 ret void 17 } 18 19 define i32 @f2(i32 %A, i32 %B) nounwind { 20 entry: 21 ; CHECK: f2 22 ; CHECK: lsr{{.*}}#7 23 ; CHECK: bfi r0, r1, #7, #16 24 %and = and i32 %A, -8388481 ; <i32> [#uses=1] 25 %and2 = and i32 %B, 8388480 ; <i32> [#uses=1] 26 %or = or i32 %and2, %and ; <i32> [#uses=1] 27 ret i32 %or 28 } 29 30 define i32 @f3(i32 %A, i32 %B) nounwind { 31 entry: 32 ; CHECK: f3 33 ; CHECK: lsr{{.*}} #7 34 ; CHECK: bfi {{.*}}, #7, #16 35 %and = and i32 %A, 8388480 ; <i32> [#uses=1] 36 %and2 = and i32 %B, -8388481 ; <i32> [#uses=1] 37 %or = or i32 %and2, %and ; <i32> [#uses=1] 38 ret i32 %or 39 } 40 41 ; rdar://8752056 42 define i32 @f4(i32 %a) nounwind { 43 ; CHECK: f4 44 ; CHECK: movw [[R1:r[0-9]+]], #3137 45 ; CHECK: bfi [[R1]], {{r[0-9]+}}, #15, #5 46 %1 = shl i32 %a, 15 47 %ins7 = and i32 %1, 1015808 48 %ins12 = or i32 %ins7, 3137 49 ret i32 %ins12 50 } 51 52 ; rdar://8458663 53 define i32 @f5(i32 %a, i32 %b) nounwind { 54 entry: 55 ; CHECK-LABEL: f5: 56 ; CHECK-NOT: bfc 57 ; CHECK: bfi r0, r1, #20, #4 58 %0 = and i32 %a, -15728641 59 %1 = shl i32 %b, 20 60 %2 = and i32 %1, 15728640 61 %3 = or i32 %2, %0 62 ret i32 %3 63 } 64 65 ; rdar://9609030 66 define i32 @f6(i32 %a, i32 %b) nounwind readnone { 67 entry: 68 ; CHECK-LABEL: f6: 69 ; CHECK-NOT: bic 70 ; CHECK: bfi r0, r1, #8, #9 71 %and = and i32 %a, -130817 72 %and2 = shl i32 %b, 8 73 %shl = and i32 %and2, 130816 74 %or = or i32 %shl, %and 75 ret i32 %or 76 } 77 78 define i32 @f7(i32 %x, i32 %y) { 79 ; CHECK-LABEL: f7: 80 ; CHECK: bfi r1, r0, #4, #1 81 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00 82 %and = and i32 %x, 4 83 %or = or i32 %y2, 16 84 %cmp = icmp ne i32 %and, 0 85 %sel = select i1 %cmp, i32 %or, i32 %y2 86 ret i32 %sel 87 } 88 89 define i32 @f8(i32 %x, i32 %y) { 90 ; CHECK-LABEL: f8: 91 ; CHECK: bfi r1, r0, #4, #1 92 ; CHECK: bfi r1, r0, #5, #1 93 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00 94 %and = and i32 %x, 4 95 %or = or i32 %y2, 48 96 %cmp = icmp ne i32 %and, 0 97 %sel = select i1 %cmp, i32 %or, i32 %y2 98 ret i32 %sel 99 } 100 101 define i32 @f9(i32 %x, i32 %y) { 102 ; CHECK-LABEL: f9: 103 ; CHECK-NOT: bfi 104 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00 105 %and = and i32 %x, 4 106 %or = or i32 %y2, 48 107 %cmp = icmp ne i32 %and, 0 108 %sel = select i1 %cmp, i32 %y2, i32 %or 109 ret i32 %sel 110 } 111 112 define i32 @f10(i32 %x, i32 %y) { 113 ; CHECK-LABEL: f10: 114 ; CHECK: bfi r1, r0, #4, #2 115 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00 116 %and = and i32 %x, 4 117 %or = or i32 %y2, 32 118 %cmp = icmp ne i32 %and, 0 119 %sel = select i1 %cmp, i32 %or, i32 %y2 120 121 %aand = and i32 %x, 2 122 %aor = or i32 %sel, 16 123 %acmp = icmp ne i32 %aand, 0 124 %asel = select i1 %acmp, i32 %aor, i32 %sel 125 126 ret i32 %asel 127 } 128 129 define i32 @f11(i32 %x, i32 %y) { 130 ; CHECK-LABEL: f11: 131 ; CHECK: bfi r1, r0, #4, #3 132 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00 133 %and = and i32 %x, 4 134 %or = or i32 %y2, 32 135 %cmp = icmp ne i32 %and, 0 136 %sel = select i1 %cmp, i32 %or, i32 %y2 137 138 %aand = and i32 %x, 2 139 %aor = or i32 %sel, 16 140 %acmp = icmp ne i32 %aand, 0 141 %asel = select i1 %acmp, i32 %aor, i32 %sel 142 143 %band = and i32 %x, 8 144 %bor = or i32 %asel, 64 145 %bcmp = icmp ne i32 %band, 0 146 %bsel = select i1 %bcmp, i32 %bor, i32 %asel 147 148 ret i32 %bsel 149 } 150 151 define i32 @f12(i32 %x, i32 %y) { 152 ; CHECK-LABEL: f12: 153 ; CHECK: bfi r1, r0, #4, #1 154 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00 155 %and = and i32 %x, 4 156 %or = or i32 %y2, 16 157 %cmp = icmp eq i32 %and, 0 158 %sel = select i1 %cmp, i32 %y2, i32 %or 159 ret i32 %sel 160 } 161 162 define i32 @f13(i32 %x, i32 %y) { 163 ; CHECK-LABEL: f13: 164 ; CHECK-NOT: bfi 165 %y2 = and i32 %y, 4294967040 ; 0xFFFFFF00 166 %and = and i32 %x, 4 167 %or = or i32 %y2, 16 168 %cmp = icmp eq i32 %and, 42 ; Not comparing against zero! 169 %sel = select i1 %cmp, i32 %y2, i32 %or 170 ret i32 %sel 171 } 172
