Index: llvm/lib/Target/ARM/ARMInstrVFP.td =================================================================== --- llvm/lib/Target/ARM/ARMInstrVFP.td +++ llvm/lib/Target/ARM/ARMInstrVFP.td @@ -277,7 +277,7 @@ // let mayLoad = 1 in def VLLDM : AXSI4<(outs), (ins GPRnopc:$Rn, pred:$p), IndexModeNone, - IIC_fpLoad_m, "vlldm${p}\t$Rn", "", []>, + NoItinerary, "vlldm${p}\t$Rn", "", []>, Requires<[HasV8MMainline, Has8MSecExt]> { let Inst{24-23} = 0b00; let Inst{22} = 0; @@ -290,7 +290,7 @@ let mayStore = 1 in def VLSTM : AXSI4<(outs), (ins GPRnopc:$Rn, pred:$p), IndexModeNone, - IIC_fpStore_m, "vlstm${p}\t$Rn", "", []>, + NoItinerary, "vlstm${p}\t$Rn", "", []>, Requires<[HasV8MMainline, Has8MSecExt]> { let Inst{24-23} = 0b00; let Inst{22} = 0; Index: llvm/test/CodeGen/ARM/vlldm-vlstm-uops.mir =================================================================== --- /dev/null +++ llvm/test/CodeGen/ARM/vlldm-vlstm-uops.mir @@ -0,0 +1,72 @@ +# RUN: llc -run-pass=if-converter %s -o - | FileCheck %s +--- | + target triple = "thumbv8m.main-arm-none-eabi" + + define hidden void @foo(void ()* nocapture %baz) local_unnamed_addr #0 { + entry: + %call = call i32 @bar() #0 + %tobool = icmp eq i32 %call, 0 + br i1 %tobool, label %land.end, label %land.rhs + + land.rhs: ; preds = %entry + %call1 = call i32 @bar() #0 + br label %land.end + + land.end: ; preds = %land.rhs, %entry + call void %baz() #0 + ret void + } + declare dso_local i32 @bar() local_unnamed_addr #0 + + attributes #0 = { nounwind } + +... +--- +name: foo +alignment: 4 +tracksRegLiveness: true +liveins: + - { reg: '$r0' } +frameInfo: + stackSize: 8 + maxAlignment: 4 + adjustsStack: true + hasCalls: true + maxCallFrameSize: 0 +stack: + - { id: 0, type: spill-slot, offset: -4, size: 4, alignment: 4, callee-saved-register: '$lr', + callee-saved-restored: false } + - { id: 1, type: spill-slot, offset: -8, size: 4, alignment: 4, callee-saved-register: '$r4' } +machineFunctionInfo: {} +body: | + bb.0.entry: + successors: %bb.2(0x30000000), %bb.1(0x50000000) + liveins: $r0, $r4, $lr + + $sp = frame-setup t2STMDB_UPD $sp, 14, $noreg, killed $r4, killed $lr + $r4 = tMOVr $r0, 14, $noreg + tBL 14, $noreg, @bar, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit-def $sp, implicit-def $r0 + t2CMPri killed renamable $r0, 0, 14, $noreg, implicit-def $cpsr + t2Bcc %bb.2, 0, killed $cpsr + + bb.1.land.rhs: + liveins: $r4 + + tBL 14, $noreg, @bar, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit-def $sp, implicit-def dead $r0 + + bb.2.land.end: + liveins: $r4 + + $sp = t2STMDB_UPD $sp, 14, $noreg, $r4, killed $r5, killed $r6, killed $r7, killed $r8, killed $r9, killed $r10, killed $r11 + $r4 = t2BICri $r4, 1, 14, $noreg, $noreg + $sp = tSUBspi $sp, 34, 14, $noreg + VLSTM $sp, 14, $noreg + tBLXNSr 14, $noreg, killed $r4, csr_aapcs, implicit-def $lr, implicit $sp, implicit-def dead $lr, implicit $sp, implicit-def $sp + VLLDM $sp, 14, $noreg + $sp = tADDspi $sp, 34, 14, $noreg + $sp = t2LDMIA_UPD $sp, 14, $noreg, def $r4, def $r5, def $r6, def $r7, def $r8, def $r9, def $r10, def $r11 + $sp = t2LDMIA_RET $sp, 14, $noreg, def $r4, def $pc + +... +# Just check there is no ICE (in debug builds) +# CHECK: name: foo