; RUN: llc < %s -mtriple=arm-apple-darwin -mcpu=cortex-a8 | FileCheck %s -check-prefix=ARM ; RUN: llc < %s -mtriple=thumb-apple-darwin -mcpu=cortex-a8 | FileCheck %s -check-prefix=T2 ; rdar://8662825 define i32 @t1(i32 %a, i32 %b, i32 %c) nounwind { ; ARM-LABEL: t1: ; ARM: suble r1, r1, #-2147483647 ; ARM: mov r0, r1 ; T2-LABEL: t1: ; T2: mvn r0, #-2147483648 ; T2: addle r1, r0 ; T2: mov r0, r1 %tmp1 = icmp sgt i32 %c, 10 %tmp2 = select i1 %tmp1, i32 0, i32 2147483647 %tmp3 = add i32 %tmp2, %b ret i32 %tmp3 } define i32 @t2(i32 %a, i32 %b, i32 %c, i32 %d) nounwind { ; ARM-LABEL: t2: ; ARM: suble r1, r1, #10 ; ARM: mov r0, r1 ; T2-LABEL: t2: ; T2: suble r1, #10 ; T2: mov r0, r1 %tmp1 = icmp sgt i32 %c, 10 %tmp2 = select i1 %tmp1, i32 0, i32 10 %tmp3 = sub i32 %b, %tmp2 ret i32 %tmp3 } define i32 @t3(i32 %a, i32 %b, i32 %x, i32 %y) nounwind { ; ARM-LABEL: t3: ; ARM: andge r3, r3, r2 ; ARM: mov r0, r3 ; T2-LABEL: t3: ; T2: andge r3, r2 ; T2: mov r0, r3 %cond = icmp slt i32 %a, %b %z = select i1 %cond, i32 -1, i32 %x %s = and i32 %z, %y ret i32 %s } define i32 @t4(i32 %a, i32 %b, i32 %x, i32 %y) nounwind { ; ARM-LABEL: t4: ; ARM: orrge r3, r3, r2 ; ARM: mov r0, r3 ; T2-LABEL: t4: ; T2: orrge r3, r2 ; T2: mov r0, r3 %cond = icmp slt i32 %a, %b %z = select i1 %cond, i32 0, i32 %x %s = or i32 %z, %y ret i32 %s } define i32 @t5(i32 %a, i32 %b, i32 %c) nounwind { entry: ; ARM-LABEL: t5: ; ARM-NOT: moveq ; ARM: orreq r2, r2, #1 ; T2-LABEL: t5: ; T2-NOT: moveq ; T2: orreq r2, r2, #1 %tmp1 = icmp eq i32 %a, %b %tmp2 = zext i1 %tmp1 to i32 %tmp3 = or i32 %tmp2, %c ret i32 %tmp3 } define i32 @t6(i32 %a, i32 %b, i32 %c, i32 %d) nounwind { ; ARM-LABEL: t6: ; ARM-NOT: movge ; ARM: eorlt r3, r3, r2 ; T2-LABEL: t6: ; T2-NOT: movge ; T2: eorlt r3, r2 %cond = icmp slt i32 %a, %b %tmp1 = select i1 %cond, i32 %c, i32 0 %tmp2 = xor i32 %tmp1, %d ret i32 %tmp2 } define i32 @t7(i32 %a, i32 %b, i32 %c) nounwind { entry: ; ARM-LABEL: t7: ; ARM-NOT: lsleq ; ARM: andeq r2, r2, r2, lsl #1 ; T2-LABEL: t7: ; T2-NOT: lsleq.w ; T2: andeq.w r2, r2, r2, lsl #1 %tmp1 = shl i32 %c, 1 %cond = icmp eq i32 %a, %b %tmp2 = select i1 %cond, i32 %tmp1, i32 -1 %tmp3 = and i32 %c, %tmp2 ret i32 %tmp3 } ; Fold ORRri into movcc. define i32 @t8(i32 %a, i32 %b) nounwind { ; ARM-LABEL: t8: ; ARM: cmp r0, r1 ; ARM: orrge r0, r1, #1 ; T2-LABEL: t8: ; T2: cmp r0, r1 ; T2: orrge r0, r1, #1 %x = or i32 %b, 1 %cond = icmp slt i32 %a, %b %tmp1 = select i1 %cond, i32 %a, i32 %x ret i32 %tmp1 } ; Fold ANDrr into movcc. define i32 @t9(i32 %a, i32 %b, i32 %c) nounwind { ; ARM-LABEL: t9: ; ARM: cmp r0, r1 ; ARM: andge r0, r1, r2 ; T2-LABEL: t9: ; T2: cmp r0, r1 ; T2: andge.w r0, r1, r2 %x = and i32 %b, %c %cond = icmp slt i32 %a, %b %tmp1 = select i1 %cond, i32 %a, i32 %x ret i32 %tmp1 } ; Fold EORrs into movcc. define i32 @t10(i32 %a, i32 %b, i32 %c, i32 %d) nounwind { ; ARM-LABEL: t10: ; ARM: cmp r0, r1 ; ARM: eorge r0, r1, r2, lsl #7 ; T2-LABEL: t10: ; T2: cmp r0, r1 ; T2: eorge.w r0, r1, r2, lsl #7 %s = shl i32 %c, 7 %x = xor i32 %b, %s %cond = icmp slt i32 %a, %b %tmp1 = select i1 %cond, i32 %a, i32 %x ret i32 %tmp1 } ; Fold ORRri into movcc, reversing the condition. define i32 @t11(i32 %a, i32 %b) nounwind { ; ARM-LABEL: t11: ; ARM: cmp r0, r1 ; ARM: orrlt r0, r1, #1 ; T2-LABEL: t11: ; T2: cmp r0, r1 ; T2: orrlt r0, r1, #1 %x = or i32 %b, 1 %cond = icmp slt i32 %a, %b %tmp1 = select i1 %cond, i32 %x, i32 %a ret i32 %tmp1 } ; Fold ADDri12 into movcc define i32 @t12(i32 %a, i32 %b) nounwind { ; ARM-LABEL: t12: ; ARM: cmp r0, r1 ; ARM: addge r0, r1, ; T2-LABEL: t12: ; T2: cmp r0, r1 ; T2: addwge r0, r1, #3000 %x = add i32 %b, 3000 %cond = icmp slt i32 %a, %b %tmp1 = select i1 %cond, i32 %a, i32 %x ret i32 %tmp1 } ; Handle frame index operands. define void @pr13628() nounwind uwtable align 2 { %x3 = alloca i8, i32 256, align 8 %x4 = load i8, i8* undef, align 1 %x5 = icmp ne i8 %x4, 0 %x6 = select i1 %x5, i8* %x3, i8* null call void @bar(i8* %x6) nounwind ret void } declare void @bar(i8*) ; Fold zext i1 into predicated add define i32 @t13(i32 %c, i32 %a) nounwind readnone ssp { entry: ; ARM: t13 ; ARM: cmp r1, #10 ; ARM: addgt r0, r0, #1 ; T2: t13 ; T2: cmp r1, #10 ; T2: addgt r0, #1 %cmp = icmp sgt i32 %a, 10 %conv = zext i1 %cmp to i32 %add = add i32 %conv, %c ret i32 %add } ; Fold sext i1 into predicated sub define i32 @t14(i32 %c, i32 %a) nounwind readnone ssp { entry: ; ARM: t14 ; ARM: cmp r1, #10 ; ARM: subgt r0, r0, #1 ; T2: t14 ; T2: cmp r1, #10 ; T2: subgt r0, #1 %cmp = icmp sgt i32 %a, 10 %conv = sext i1 %cmp to i32 %add = add i32 %conv, %c ret i32 %add } ; Do not fold the xor into the select define i32 @t15(i32 %p) { entry: ; ARM-LABEL: t15: ; ARM: mov [[REG:r[0-9]+]], #2 ; ARM: cmp r0, #8 ; ARM: movwgt [[REG:r[0-9]+]], #1 ; ARM: eor r0, [[REG:r[0-9]+]], #1 ; T2-LABEL: t15: ; T2: movs [[REG:r[0-9]+]], #2 ; T2: cmp [[REG:r[0-9]+]], #8 ; T2: it gt ; T2: movgt [[REG:r[0-9]+]], #1 ; T2: eor r0, [[REG:r[0-9]+]], #1 %cmp = icmp sgt i32 %p, 8 %a = select i1 %cmp, i32 1, i32 2 %xor = xor i32 %a, 1 ret i32 %xor } define i32 @t16(i32 %x, i32 %y) { entry: ; ARM-LABEL: t16: ; ARM: and r0, {{r[0-9]+}}, {{r[0-9]+}} ; T2-LABEL: t16: ; T2: ands r0, {{r[0-9]+}} %cmp = icmp eq i32 %x, 0 %cond = select i1 %cmp, i32 5, i32 2 %cmp1 = icmp eq i32 %y, 0 %cond2 = select i1 %cmp1, i32 3, i32 4 %and = and i32 %cond2, %cond ret i32 %and } define i32 @t17(i32 %x, i32 %y) #0 { entry: ; ARM-LABEL: t17: ; ARM: and r0, {{r[0-9]+}}, {{r[0-9]+}} ; T2-LABEL: t17: ; T2: ands r0, {{r[0-9]+}} %cmp = icmp eq i32 %x, -1 %cond = select i1 %cmp, i32 5, i32 2 %cmp1 = icmp eq i32 %y, -1 %cond2 = select i1 %cmp1, i32 3, i32 4 %and = and i32 %cond2, %cond ret i32 %and } define i32 @t18(i32 %x, i32 %y) #0 { entry: ; ARM-LABEL: t18: ; ARM: and r0, {{r[0-9]+}}, {{r[0-9]+}} ; T2-LABEL: t18: ; T2: and.w r0, {{r[0-9]+}} %cmp = icmp ne i32 %x, 0 %cond = select i1 %cmp, i32 5, i32 2 %cmp1 = icmp ne i32 %x, -1 %cond2 = select i1 %cmp1, i32 3, i32 4 %and = and i32 %cond2, %cond ret i32 %and } define i32 @t19(i32 %x, i32 %y) #0 { entry: ; ARM-LABEL: t19: ; ARM: orr r0, {{r[0-9]+}}, {{r[0-9]+}} ; T2-LABEL: t19: ; T2: orrs r0, {{r[0-9]+}} %cmp = icmp ne i32 %x, 0 %cond = select i1 %cmp, i32 5, i32 2 %cmp1 = icmp ne i32 %y, 0 %cond2 = select i1 %cmp1, i32 3, i32 4 %or = or i32 %cond2, %cond ret i32 %or } define i32 @t20(i32 %x, i32 %y) #0 { entry: ; ARM-LABEL: t20: ; ARM: orr r0, {{r[0-9]+}}, {{r[0-9]+}} ; T2-LABEL: t20: ; T2: orrs r0, {{r[0-9]+}} %cmp = icmp ne i32 %x, -1 %cond = select i1 %cmp, i32 5, i32 2 %cmp1 = icmp ne i32 %y, -1 %cond2 = select i1 %cmp1, i32 3, i32 4 %or = or i32 %cond2, %cond ret i32 %or } define <2 x i32> @t21(<2 x i32> %lhs, <2 x i32> %rhs) { ; CHECK-LABEL: t21: ; CHECK-NOT: eor ; CHECK: mvn ; CHECK-NOT: eor %tst = icmp eq <2 x i32> %lhs, %rhs %ntst = xor <2 x i1> %tst, %btst = sext <2 x i1> %ntst to <2 x i32> ret <2 x i32> %btst }