# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py # RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32 --- | define void @mul_i32(i32 %x, i32 %y) {entry: ret void} define void @umul_with_overflow(i32 %lhs, i32 %rhs, i32* %pmul, i1* %pcarry_flag) { ret void } ... --- name: mul_i32 alignment: 4 legalized: true regBankSelected: true tracksRegLiveness: true body: | bb.0.entry: liveins: $a0, $a1 ; MIPS32-LABEL: name: mul_i32 ; MIPS32: liveins: $a0, $a1 ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0 ; MIPS32: [[COPY1:%[0-9]+]]:gpr32 = COPY $a1 ; MIPS32: [[MUL:%[0-9]+]]:gpr32 = MUL [[COPY]], [[COPY1]], implicit-def dead $hi0, implicit-def dead $lo0 ; MIPS32: $v0 = COPY [[MUL]] ; MIPS32: RetRA implicit $v0 %0:gprb(s32) = COPY $a0 %1:gprb(s32) = COPY $a1 %2:gprb(s32) = G_MUL %0, %1 $v0 = COPY %2(s32) RetRA implicit $v0 ... --- name: umul_with_overflow alignment: 4 legalized: true regBankSelected: true tracksRegLiveness: true body: | bb.1 (%ir-block.0): liveins: $a0, $a1, $a2, $a3 ; MIPS32-LABEL: name: umul_with_overflow ; MIPS32: liveins: $a0, $a1, $a2, $a3 ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a0 ; MIPS32: [[COPY1:%[0-9]+]]:gpr32 = COPY $a1 ; MIPS32: [[COPY2:%[0-9]+]]:gpr32 = COPY $a2 ; MIPS32: [[COPY3:%[0-9]+]]:gpr32 = COPY $a3 ; MIPS32: [[MUL:%[0-9]+]]:gpr32 = MUL [[COPY]], [[COPY1]], implicit-def dead $hi0, implicit-def dead $lo0 ; MIPS32: [[PseudoMULTu:%[0-9]+]]:acc64 = PseudoMULTu [[COPY]], [[COPY1]] ; MIPS32: [[PseudoMFHI:%[0-9]+]]:gpr32 = PseudoMFHI [[PseudoMULTu]] ; MIPS32: [[SLTu:%[0-9]+]]:gpr32 = SLTu $zero, [[PseudoMFHI]] ; MIPS32: [[ANDi:%[0-9]+]]:gpr32 = ANDi [[SLTu]], 1 ; MIPS32: SB [[ANDi]], [[COPY3]], 0 :: (store (s8) into %ir.pcarry_flag) ; MIPS32: SW [[MUL]], [[COPY2]], 0 :: (store (s32) into %ir.pmul) ; MIPS32: RetRA %0:gprb(s32) = COPY $a0 %1:gprb(s32) = COPY $a1 %2:gprb(p0) = COPY $a2 %3:gprb(p0) = COPY $a3 %4:gprb(s32) = G_MUL %0, %1 %7:gprb(s32) = G_UMULH %0, %1 %8:gprb(s32) = G_CONSTANT i32 0 %9:gprb(s32) = G_ICMP intpred(ne), %7(s32), %8 %10:gprb(s32) = G_CONSTANT i32 1 %11:gprb(s32) = COPY %9(s32) %6:gprb(s32) = G_AND %11, %10 G_STORE %6(s32), %3(p0) :: (store (s8) into %ir.pcarry_flag) G_STORE %4(s32), %2(p0) :: (store (s32) into %ir.pmul) RetRA ...