73 lines · plain
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS323--- |4 5 define void @mul_i32(i32 %x, i32 %y) {entry: ret void}6 define void @umul_with_overflow(i32 %lhs, i32 %rhs, ptr %pmul, ptr %pcarry_flag) { ret void }7 8...9---10name: mul_i3211alignment: 412legalized: true13regBankSelected: true14tracksRegLiveness: true15body: |16 bb.0.entry:17 liveins: $a0, $a118 19 ; MIPS32-LABEL: name: mul_i3220 ; MIPS32: liveins: $a0, $a121 ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a022 ; MIPS32: [[COPY1:%[0-9]+]]:gpr32 = COPY $a123 ; MIPS32: [[MUL:%[0-9]+]]:gpr32 = MUL [[COPY]], [[COPY1]], implicit-def dead $hi0, implicit-def dead $lo024 ; MIPS32: $v0 = COPY [[MUL]]25 ; MIPS32: RetRA implicit $v026 %0:gprb(s32) = COPY $a027 %1:gprb(s32) = COPY $a128 %2:gprb(s32) = G_MUL %0, %129 $v0 = COPY %2(s32)30 RetRA implicit $v031 32...33---34name: umul_with_overflow35alignment: 436legalized: true37regBankSelected: true38tracksRegLiveness: true39body: |40 bb.1 (%ir-block.0):41 liveins: $a0, $a1, $a2, $a342 43 ; MIPS32-LABEL: name: umul_with_overflow44 ; MIPS32: liveins: $a0, $a1, $a2, $a345 ; MIPS32: [[COPY:%[0-9]+]]:gpr32 = COPY $a046 ; MIPS32: [[COPY1:%[0-9]+]]:gpr32 = COPY $a147 ; MIPS32: [[COPY2:%[0-9]+]]:gpr32 = COPY $a248 ; MIPS32: [[COPY3:%[0-9]+]]:gpr32 = COPY $a349 ; MIPS32: [[MUL:%[0-9]+]]:gpr32 = MUL [[COPY]], [[COPY1]], implicit-def dead $hi0, implicit-def dead $lo050 ; MIPS32: [[PseudoMULTu:%[0-9]+]]:acc64 = PseudoMULTu [[COPY]], [[COPY1]]51 ; MIPS32: [[PseudoMFHI:%[0-9]+]]:gpr32 = PseudoMFHI [[PseudoMULTu]]52 ; MIPS32: [[SLTu:%[0-9]+]]:gpr32 = SLTu $zero, [[PseudoMFHI]]53 ; MIPS32: [[ANDi:%[0-9]+]]:gpr32 = ANDi [[SLTu]], 154 ; MIPS32: SB [[ANDi]], [[COPY3]], 0 :: (store (s8) into %ir.pcarry_flag)55 ; MIPS32: SW [[MUL]], [[COPY2]], 0 :: (store (s32) into %ir.pmul)56 ; MIPS32: RetRA57 %0:gprb(s32) = COPY $a058 %1:gprb(s32) = COPY $a159 %2:gprb(p0) = COPY $a260 %3:gprb(p0) = COPY $a361 %4:gprb(s32) = G_MUL %0, %162 %7:gprb(s32) = G_UMULH %0, %163 %8:gprb(s32) = G_CONSTANT i32 064 %9:gprb(s32) = G_ICMP intpred(ne), %7(s32), %865 %10:gprb(s32) = G_CONSTANT i32 166 %11:gprb(s32) = COPY %9(s32)67 %6:gprb(s32) = G_AND %11, %1068 G_STORE %6(s32), %3(p0) :: (store (s8) into %ir.pcarry_flag)69 G_STORE %4(s32), %2(p0) :: (store (s32) into %ir.pmul)70 RetRA71 72...73