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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS323--- |4 5  define void @mul_i32() {entry: ret void}6  define void @mul_i8_sext() {entry: ret void}7  define void @mul_i8_zext() {entry: ret void}8  define void @mul_i8_aext() {entry: ret void}9  define void @mul_i16_sext() {entry: ret void}10  define void @mul_i16_zext() {entry: ret void}11  define void @mul_i16_aext() {entry: ret void}12  define void @mul_i64() {entry: ret void}13  define void @mul_i128() {entry: ret void}14  define void @umulh_i64() {entry: ret void}15  define void @umul_with_overflow(i32 %lhs, i32 %rhs, ptr %pmul, ptr %pcarry_flag) { ret void }16 17...18---19name:            mul_i3220alignment:       421tracksRegLiveness: true22body:             |23  bb.0.entry:24    liveins: $a0, $a125 26    ; MIPS32-LABEL: name: mul_i3227    ; MIPS32: liveins: $a0, $a128    ; MIPS32-NEXT: {{  $}}29    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a030    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a131    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[COPY]], [[COPY1]]32    ; MIPS32-NEXT: $v0 = COPY [[MUL]](s32)33    ; MIPS32-NEXT: RetRA implicit $v034    %0:_(s32) = COPY $a035    %1:_(s32) = COPY $a136    %2:_(s32) = G_MUL %0, %137    $v0 = COPY %2(s32)38    RetRA implicit $v039 40...41---42name:            mul_i8_sext43alignment:       444tracksRegLiveness: true45body:             |46  bb.1.entry:47    liveins: $a0, $a148 49    ; MIPS32-LABEL: name: mul_i8_sext50    ; MIPS32: liveins: $a0, $a151    ; MIPS32-NEXT: {{  $}}52    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a053    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a154    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[COPY1]], [[COPY]]55    ; MIPS32-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 2456    ; MIPS32-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[MUL]], [[C]](s32)57    ; MIPS32-NEXT: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)58    ; MIPS32-NEXT: $v0 = COPY [[ASHR]](s32)59    ; MIPS32-NEXT: RetRA implicit $v060    %2:_(s32) = COPY $a061    %0:_(s8) = G_TRUNC %2(s32)62    %3:_(s32) = COPY $a163    %1:_(s8) = G_TRUNC %3(s32)64    %4:_(s8) = G_MUL %1, %065    %5:_(s32) = G_SEXT %4(s8)66    $v0 = COPY %5(s32)67    RetRA implicit $v068 69...70---71name:            mul_i8_zext72alignment:       473tracksRegLiveness: true74body:             |75  bb.1.entry:76    liveins: $a0, $a177 78    ; MIPS32-LABEL: name: mul_i8_zext79    ; MIPS32: liveins: $a0, $a180    ; MIPS32-NEXT: {{  $}}81    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a082    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a183    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[COPY1]], [[COPY]]84    ; MIPS32-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 25585    ; MIPS32-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[MUL]], [[C]]86    ; MIPS32-NEXT: $v0 = COPY [[AND]](s32)87    ; MIPS32-NEXT: RetRA implicit $v088    %2:_(s32) = COPY $a089    %0:_(s8) = G_TRUNC %2(s32)90    %3:_(s32) = COPY $a191    %1:_(s8) = G_TRUNC %3(s32)92    %4:_(s8) = G_MUL %1, %093    %5:_(s32) = G_ZEXT %4(s8)94    $v0 = COPY %5(s32)95    RetRA implicit $v096 97...98---99name:            mul_i8_aext100alignment:       4101tracksRegLiveness: true102body:             |103  bb.1.entry:104    liveins: $a0, $a1105 106    ; MIPS32-LABEL: name: mul_i8_aext107    ; MIPS32: liveins: $a0, $a1108    ; MIPS32-NEXT: {{  $}}109    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a0110    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1111    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[COPY1]], [[COPY]]112    ; MIPS32-NEXT: $v0 = COPY [[MUL]](s32)113    ; MIPS32-NEXT: RetRA implicit $v0114    %2:_(s32) = COPY $a0115    %0:_(s8) = G_TRUNC %2(s32)116    %3:_(s32) = COPY $a1117    %1:_(s8) = G_TRUNC %3(s32)118    %4:_(s8) = G_MUL %1, %0119    %5:_(s32) = G_ANYEXT %4(s8)120    $v0 = COPY %5(s32)121    RetRA implicit $v0122 123...124---125name:            mul_i16_sext126alignment:       4127tracksRegLiveness: true128body:             |129  bb.1.entry:130    liveins: $a0, $a1131 132    ; MIPS32-LABEL: name: mul_i16_sext133    ; MIPS32: liveins: $a0, $a1134    ; MIPS32-NEXT: {{  $}}135    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a0136    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1137    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[COPY1]], [[COPY]]138    ; MIPS32-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16139    ; MIPS32-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[MUL]], [[C]](s32)140    ; MIPS32-NEXT: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)141    ; MIPS32-NEXT: $v0 = COPY [[ASHR]](s32)142    ; MIPS32-NEXT: RetRA implicit $v0143    %2:_(s32) = COPY $a0144    %0:_(s16) = G_TRUNC %2(s32)145    %3:_(s32) = COPY $a1146    %1:_(s16) = G_TRUNC %3(s32)147    %4:_(s16) = G_MUL %1, %0148    %5:_(s32) = G_SEXT %4(s16)149    $v0 = COPY %5(s32)150    RetRA implicit $v0151 152...153---154name:            mul_i16_zext155alignment:       4156tracksRegLiveness: true157body:             |158  bb.1.entry:159    liveins: $a0, $a1160 161    ; MIPS32-LABEL: name: mul_i16_zext162    ; MIPS32: liveins: $a0, $a1163    ; MIPS32-NEXT: {{  $}}164    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a0165    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1166    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[COPY1]], [[COPY]]167    ; MIPS32-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535168    ; MIPS32-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[MUL]], [[C]]169    ; MIPS32-NEXT: $v0 = COPY [[AND]](s32)170    ; MIPS32-NEXT: RetRA implicit $v0171    %2:_(s32) = COPY $a0172    %0:_(s16) = G_TRUNC %2(s32)173    %3:_(s32) = COPY $a1174    %1:_(s16) = G_TRUNC %3(s32)175    %4:_(s16) = G_MUL %1, %0176    %5:_(s32) = G_ZEXT %4(s16)177    $v0 = COPY %5(s32)178    RetRA implicit $v0179 180...181---182name:            mul_i16_aext183alignment:       4184tracksRegLiveness: true185body:             |186  bb.1.entry:187    liveins: $a0, $a1188 189    ; MIPS32-LABEL: name: mul_i16_aext190    ; MIPS32: liveins: $a0, $a1191    ; MIPS32-NEXT: {{  $}}192    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a0193    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1194    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[COPY1]], [[COPY]]195    ; MIPS32-NEXT: $v0 = COPY [[MUL]](s32)196    ; MIPS32-NEXT: RetRA implicit $v0197    %2:_(s32) = COPY $a0198    %0:_(s16) = G_TRUNC %2(s32)199    %3:_(s32) = COPY $a1200    %1:_(s16) = G_TRUNC %3(s32)201    %4:_(s16) = G_MUL %1, %0202    %5:_(s32) = G_ANYEXT %4(s16)203    $v0 = COPY %5(s32)204    RetRA implicit $v0205 206...207---208name:            mul_i64209alignment:       4210tracksRegLiveness: true211body:             |212  bb.1.entry:213    liveins: $a0, $a1, $a2, $a3214 215    ; MIPS32-LABEL: name: mul_i64216    ; MIPS32: liveins: $a0, $a1, $a2, $a3217    ; MIPS32-NEXT: {{  $}}218    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a0219    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1220    ; MIPS32-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2221    ; MIPS32-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $a3222    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[COPY2]], [[COPY]]223    ; MIPS32-NEXT: [[MUL1:%[0-9]+]]:_(s32) = G_MUL [[COPY3]], [[COPY]]224    ; MIPS32-NEXT: [[MUL2:%[0-9]+]]:_(s32) = G_MUL [[COPY2]], [[COPY1]]225    ; MIPS32-NEXT: [[UMULH:%[0-9]+]]:_(s32) = G_UMULH [[COPY2]], [[COPY]]226    ; MIPS32-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[MUL1]], [[MUL2]]227    ; MIPS32-NEXT: [[ADD1:%[0-9]+]]:_(s32) = G_ADD [[ADD]], [[UMULH]]228    ; MIPS32-NEXT: $v0 = COPY [[MUL]](s32)229    ; MIPS32-NEXT: $v1 = COPY [[ADD1]](s32)230    ; MIPS32-NEXT: RetRA implicit $v0, implicit $v1231    %2:_(s32) = COPY $a0232    %3:_(s32) = COPY $a1233    %0:_(s64) = G_MERGE_VALUES %2(s32), %3(s32)234    %4:_(s32) = COPY $a2235    %5:_(s32) = COPY $a3236    %1:_(s64) = G_MERGE_VALUES %4(s32), %5(s32)237    %6:_(s64) = G_MUL %1, %0238    %7:_(s32), %8:_(s32) = G_UNMERGE_VALUES %6(s64)239    $v0 = COPY %7(s32)240    $v1 = COPY %8(s32)241    RetRA implicit $v0, implicit $v1242 243...244---245name:            mul_i128246alignment:       4247tracksRegLiveness: true248fixedStack:249  - { id: 0, offset: 28, size: 4, alignment: 4, stack-id: default, isImmutable: true }250  - { id: 1, offset: 24, size: 4, alignment: 8, stack-id: default, isImmutable: true }251  - { id: 2, offset: 20, size: 4, alignment: 4, stack-id: default, isImmutable: true }252  - { id: 3, offset: 16, size: 4, alignment: 8, stack-id: default, isImmutable: true }253body:             |254  bb.1.entry:255    liveins: $a0, $a1, $a2, $a3256 257    ; MIPS32-LABEL: name: mul_i128258    ; MIPS32: liveins: $a0, $a1, $a2, $a3259    ; MIPS32-NEXT: {{  $}}260    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a0261    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1262    ; MIPS32-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2263    ; MIPS32-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $a3264    ; MIPS32-NEXT: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0265    ; MIPS32-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX]](p0) :: (load (s32) from %fixed-stack.0, align 8)266    ; MIPS32-NEXT: [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.1267    ; MIPS32-NEXT: [[LOAD1:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX1]](p0) :: (load (s32) from %fixed-stack.1)268    ; MIPS32-NEXT: [[FRAME_INDEX2:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.2269    ; MIPS32-NEXT: [[LOAD2:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX2]](p0) :: (load (s32) from %fixed-stack.2, align 8)270    ; MIPS32-NEXT: [[FRAME_INDEX3:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.3271    ; MIPS32-NEXT: [[LOAD3:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX3]](p0) :: (load (s32) from %fixed-stack.3)272    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[LOAD]], [[COPY]]273    ; MIPS32-NEXT: [[MUL1:%[0-9]+]]:_(s32) = G_MUL [[LOAD1]], [[COPY]]274    ; MIPS32-NEXT: [[MUL2:%[0-9]+]]:_(s32) = G_MUL [[LOAD]], [[COPY1]]275    ; MIPS32-NEXT: [[UMULH:%[0-9]+]]:_(s32) = G_UMULH [[LOAD]], [[COPY]]276    ; MIPS32-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[MUL1]], [[MUL2]]277    ; MIPS32-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD]](s32), [[MUL2]]278    ; MIPS32-NEXT: [[COPY4:%[0-9]+]]:_(s32) = COPY [[ADD]](s32)279    ; MIPS32-NEXT: [[ADD1:%[0-9]+]]:_(s32) = G_ADD [[COPY4]], [[UMULH]]280    ; MIPS32-NEXT: [[ICMP1:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD1]](s32), [[UMULH]]281    ; MIPS32-NEXT: [[COPY5:%[0-9]+]]:_(s32) = COPY [[ADD1]](s32)282    ; MIPS32-NEXT: [[ADD2:%[0-9]+]]:_(s32) = G_ADD [[ICMP]], [[ICMP1]]283    ; MIPS32-NEXT: [[MUL3:%[0-9]+]]:_(s32) = G_MUL [[LOAD2]], [[COPY]]284    ; MIPS32-NEXT: [[MUL4:%[0-9]+]]:_(s32) = G_MUL [[LOAD1]], [[COPY1]]285    ; MIPS32-NEXT: [[MUL5:%[0-9]+]]:_(s32) = G_MUL [[LOAD]], [[COPY2]]286    ; MIPS32-NEXT: [[UMULH1:%[0-9]+]]:_(s32) = G_UMULH [[LOAD1]], [[COPY]]287    ; MIPS32-NEXT: [[UMULH2:%[0-9]+]]:_(s32) = G_UMULH [[LOAD]], [[COPY1]]288    ; MIPS32-NEXT: [[ADD3:%[0-9]+]]:_(s32) = G_ADD [[MUL3]], [[MUL4]]289    ; MIPS32-NEXT: [[ICMP2:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD3]](s32), [[MUL4]]290    ; MIPS32-NEXT: [[COPY6:%[0-9]+]]:_(s32) = COPY [[ADD3]](s32)291    ; MIPS32-NEXT: [[ADD4:%[0-9]+]]:_(s32) = G_ADD [[COPY6]], [[MUL5]]292    ; MIPS32-NEXT: [[ICMP3:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD4]](s32), [[MUL5]]293    ; MIPS32-NEXT: [[COPY7:%[0-9]+]]:_(s32) = COPY [[ADD4]](s32)294    ; MIPS32-NEXT: [[ADD5:%[0-9]+]]:_(s32) = G_ADD [[ICMP2]], [[ICMP3]]295    ; MIPS32-NEXT: [[ADD6:%[0-9]+]]:_(s32) = G_ADD [[COPY7]], [[UMULH1]]296    ; MIPS32-NEXT: [[ICMP4:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD6]](s32), [[UMULH1]]297    ; MIPS32-NEXT: [[COPY8:%[0-9]+]]:_(s32) = COPY [[ADD6]](s32)298    ; MIPS32-NEXT: [[ADD7:%[0-9]+]]:_(s32) = G_ADD [[ADD5]], [[ICMP4]]299    ; MIPS32-NEXT: [[ADD8:%[0-9]+]]:_(s32) = G_ADD [[COPY8]], [[UMULH2]]300    ; MIPS32-NEXT: [[ICMP5:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD8]](s32), [[UMULH2]]301    ; MIPS32-NEXT: [[COPY9:%[0-9]+]]:_(s32) = COPY [[ADD8]](s32)302    ; MIPS32-NEXT: [[ADD9:%[0-9]+]]:_(s32) = G_ADD [[ADD7]], [[ICMP5]]303    ; MIPS32-NEXT: [[ADD10:%[0-9]+]]:_(s32) = G_ADD [[COPY9]], [[ADD2]]304    ; MIPS32-NEXT: [[ICMP6:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD10]](s32), [[ADD2]]305    ; MIPS32-NEXT: [[COPY10:%[0-9]+]]:_(s32) = COPY [[ADD10]](s32)306    ; MIPS32-NEXT: [[ADD11:%[0-9]+]]:_(s32) = G_ADD [[ADD9]], [[ICMP6]]307    ; MIPS32-NEXT: [[MUL6:%[0-9]+]]:_(s32) = G_MUL [[LOAD3]], [[COPY]]308    ; MIPS32-NEXT: [[MUL7:%[0-9]+]]:_(s32) = G_MUL [[LOAD2]], [[COPY1]]309    ; MIPS32-NEXT: [[MUL8:%[0-9]+]]:_(s32) = G_MUL [[LOAD1]], [[COPY2]]310    ; MIPS32-NEXT: [[MUL9:%[0-9]+]]:_(s32) = G_MUL [[LOAD]], [[COPY3]]311    ; MIPS32-NEXT: [[UMULH3:%[0-9]+]]:_(s32) = G_UMULH [[LOAD2]], [[COPY]]312    ; MIPS32-NEXT: [[UMULH4:%[0-9]+]]:_(s32) = G_UMULH [[LOAD1]], [[COPY1]]313    ; MIPS32-NEXT: [[UMULH5:%[0-9]+]]:_(s32) = G_UMULH [[LOAD]], [[COPY2]]314    ; MIPS32-NEXT: [[ADD12:%[0-9]+]]:_(s32) = G_ADD [[MUL6]], [[MUL7]]315    ; MIPS32-NEXT: [[ADD13:%[0-9]+]]:_(s32) = G_ADD [[ADD12]], [[MUL8]]316    ; MIPS32-NEXT: [[ADD14:%[0-9]+]]:_(s32) = G_ADD [[ADD13]], [[MUL9]]317    ; MIPS32-NEXT: [[ADD15:%[0-9]+]]:_(s32) = G_ADD [[ADD14]], [[UMULH3]]318    ; MIPS32-NEXT: [[ADD16:%[0-9]+]]:_(s32) = G_ADD [[ADD15]], [[UMULH4]]319    ; MIPS32-NEXT: [[ADD17:%[0-9]+]]:_(s32) = G_ADD [[ADD16]], [[UMULH5]]320    ; MIPS32-NEXT: [[ADD18:%[0-9]+]]:_(s32) = G_ADD [[ADD17]], [[ADD11]]321    ; MIPS32-NEXT: $v0 = COPY [[MUL]](s32)322    ; MIPS32-NEXT: $v1 = COPY [[COPY5]](s32)323    ; MIPS32-NEXT: $a0 = COPY [[COPY10]](s32)324    ; MIPS32-NEXT: $a1 = COPY [[ADD18]](s32)325    ; MIPS32-NEXT: RetRA implicit $v0, implicit $v1, implicit $a0, implicit $a1326    %2:_(s32) = COPY $a0327    %3:_(s32) = COPY $a1328    %4:_(s32) = COPY $a2329    %5:_(s32) = COPY $a3330    %0:_(s128) = G_MERGE_VALUES %2(s32), %3(s32), %4(s32), %5(s32)331    %10:_(p0) = G_FRAME_INDEX %fixed-stack.3332    %6:_(s32) = G_LOAD %10(p0) :: (load (s32) from %fixed-stack.3, align 8)333    %11:_(p0) = G_FRAME_INDEX %fixed-stack.2334    %7:_(s32) = G_LOAD %11(p0) :: (load (s32) from %fixed-stack.2)335    %12:_(p0) = G_FRAME_INDEX %fixed-stack.1336    %8:_(s32) = G_LOAD %12(p0) :: (load (s32) from %fixed-stack.1, align 8)337    %13:_(p0) = G_FRAME_INDEX %fixed-stack.0338    %9:_(s32) = G_LOAD %13(p0) :: (load (s32) from %fixed-stack.0)339    %1:_(s128) = G_MERGE_VALUES %6(s32), %7(s32), %8(s32), %9(s32)340    %14:_(s128) = G_MUL %1, %0341    %15:_(s32), %16:_(s32), %17:_(s32), %18:_(s32) = G_UNMERGE_VALUES %14(s128)342    $v0 = COPY %15(s32)343    $v1 = COPY %16(s32)344    $a0 = COPY %17(s32)345    $a1 = COPY %18(s32)346    RetRA implicit $v0, implicit $v1, implicit $a0, implicit $a1347 348...349---350name:            umulh_i64351alignment:       4352tracksRegLiveness: true353body:             |354  bb.1.entry:355    liveins: $a0, $a1, $a2, $a3356 357    ; MIPS32-LABEL: name: umulh_i64358    ; MIPS32: liveins: $a0, $a1, $a2, $a3359    ; MIPS32-NEXT: {{  $}}360    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a0361    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1362    ; MIPS32-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2363    ; MIPS32-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $a3364    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[COPY3]], [[COPY]]365    ; MIPS32-NEXT: [[MUL1:%[0-9]+]]:_(s32) = G_MUL [[COPY2]], [[COPY1]]366    ; MIPS32-NEXT: [[UMULH:%[0-9]+]]:_(s32) = G_UMULH [[COPY2]], [[COPY]]367    ; MIPS32-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[MUL]], [[MUL1]]368    ; MIPS32-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD]](s32), [[MUL1]]369    ; MIPS32-NEXT: [[COPY4:%[0-9]+]]:_(s32) = COPY [[ADD]](s32)370    ; MIPS32-NEXT: [[ADD1:%[0-9]+]]:_(s32) = G_ADD [[COPY4]], [[UMULH]]371    ; MIPS32-NEXT: [[ICMP1:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD1]](s32), [[UMULH]]372    ; MIPS32-NEXT: [[COPY5:%[0-9]+]]:_(s32) = COPY [[ADD1]](s32)373    ; MIPS32-NEXT: [[ADD2:%[0-9]+]]:_(s32) = G_ADD [[ICMP]], [[ICMP1]]374    ; MIPS32-NEXT: [[MUL2:%[0-9]+]]:_(s32) = G_MUL [[COPY3]], [[COPY1]]375    ; MIPS32-NEXT: [[UMULH1:%[0-9]+]]:_(s32) = G_UMULH [[COPY3]], [[COPY]]376    ; MIPS32-NEXT: [[UMULH2:%[0-9]+]]:_(s32) = G_UMULH [[COPY2]], [[COPY1]]377    ; MIPS32-NEXT: [[ADD3:%[0-9]+]]:_(s32) = G_ADD [[MUL2]], [[UMULH1]]378    ; MIPS32-NEXT: [[ICMP2:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD3]](s32), [[UMULH1]]379    ; MIPS32-NEXT: [[COPY6:%[0-9]+]]:_(s32) = COPY [[ADD3]](s32)380    ; MIPS32-NEXT: [[ADD4:%[0-9]+]]:_(s32) = G_ADD [[COPY6]], [[UMULH2]]381    ; MIPS32-NEXT: [[ICMP3:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD4]](s32), [[UMULH2]]382    ; MIPS32-NEXT: [[COPY7:%[0-9]+]]:_(s32) = COPY [[ADD4]](s32)383    ; MIPS32-NEXT: [[ADD5:%[0-9]+]]:_(s32) = G_ADD [[ICMP2]], [[ICMP3]]384    ; MIPS32-NEXT: [[ADD6:%[0-9]+]]:_(s32) = G_ADD [[COPY7]], [[ADD2]]385    ; MIPS32-NEXT: [[ICMP4:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD6]](s32), [[ADD2]]386    ; MIPS32-NEXT: [[COPY8:%[0-9]+]]:_(s32) = COPY [[ADD6]](s32)387    ; MIPS32-NEXT: [[ADD7:%[0-9]+]]:_(s32) = G_ADD [[ADD5]], [[ICMP4]]388    ; MIPS32-NEXT: [[UMULH3:%[0-9]+]]:_(s32) = G_UMULH [[COPY3]], [[COPY1]]389    ; MIPS32-NEXT: [[ADD8:%[0-9]+]]:_(s32) = G_ADD [[UMULH3]], [[ADD7]]390    ; MIPS32-NEXT: $v0 = COPY [[COPY8]](s32)391    ; MIPS32-NEXT: $v1 = COPY [[ADD8]](s32)392    ; MIPS32-NEXT: RetRA implicit $v0, implicit $v1393    %2:_(s32) = COPY $a0394    %3:_(s32) = COPY $a1395    %0:_(s64) = G_MERGE_VALUES %2(s32), %3(s32)396    %4:_(s32) = COPY $a2397    %5:_(s32) = COPY $a3398    %1:_(s64) = G_MERGE_VALUES %4(s32), %5(s32)399    %6:_(s64) = G_UMULH %1, %0400    %7:_(s32), %8:_(s32) = G_UNMERGE_VALUES %6(s64)401    $v0 = COPY %7(s32)402    $v1 = COPY %8(s32)403    RetRA implicit $v0, implicit $v1404 405...406---407name:            umul_with_overflow408alignment:       4409tracksRegLiveness: true410body:             |411  bb.1 (%ir-block.0):412    liveins: $a0, $a1, $a2, $a3413 414    ; MIPS32-LABEL: name: umul_with_overflow415    ; MIPS32: liveins: $a0, $a1, $a2, $a3416    ; MIPS32-NEXT: {{  $}}417    ; MIPS32-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $a0418    ; MIPS32-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1419    ; MIPS32-NEXT: [[COPY2:%[0-9]+]]:_(p0) = COPY $a2420    ; MIPS32-NEXT: [[COPY3:%[0-9]+]]:_(p0) = COPY $a3421    ; MIPS32-NEXT: [[UMULH:%[0-9]+]]:_(s32) = G_UMULH [[COPY]], [[COPY1]]422    ; MIPS32-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0423    ; MIPS32-NEXT: [[MUL:%[0-9]+]]:_(s32) = G_MUL [[COPY]], [[COPY1]]424    ; MIPS32-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ne), [[UMULH]](s32), [[C]]425    ; MIPS32-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 1426    ; MIPS32-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[ICMP]], [[C1]]427    ; MIPS32-NEXT: G_STORE [[AND]](s32), [[COPY3]](p0) :: (store (s8) into %ir.pcarry_flag)428    ; MIPS32-NEXT: G_STORE [[MUL]](s32), [[COPY2]](p0) :: (store (s32) into %ir.pmul)429    ; MIPS32-NEXT: RetRA430    %0:_(s32) = COPY $a0431    %1:_(s32) = COPY $a1432    %2:_(p0) = COPY $a2433    %3:_(p0) = COPY $a3434    %4:_(s32), %5:_(s1) = G_UMULO %0, %1435    G_STORE %5(s1), %3(p0) :: (store (s1) into %ir.pcarry_flag)436    G_STORE %4(s32), %2(p0) :: (store (s32) into %ir.pmul)437    RetRA438 439...440