| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=thumbv8.1m.main-none-none-eabi -mattr=+mve.fp -verify-machineinstrs -tail-predication=enabled -o - %s | FileCheck %s |
| |
| define arm_aapcs_vfpcc void @round(float* noalias nocapture readonly %pSrcA, float* noalias nocapture %pDst, i32 %n) #0 { |
| ; CHECK-LABEL: round: |
| ; CHECK: @ %bb.0: @ %entry |
| ; CHECK-NEXT: .save {r7, lr} |
| ; CHECK-NEXT: push {r7, lr} |
| ; CHECK-NEXT: cmp r2, #0 |
| ; CHECK-NEXT: it eq |
| ; CHECK-NEXT: popeq {r7, pc} |
| ; CHECK-NEXT: dlstp.32 lr, r2 |
| ; CHECK-NEXT: .LBB0_1: @ %vector.body |
| ; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: vldrw.u32 q0, [r0], #16 |
| ; CHECK-NEXT: vrinta.f32 q0, q0 |
| ; CHECK-NEXT: vstrw.32 q0, [r1], #16 |
| ; CHECK-NEXT: letp lr, .LBB0_1 |
| ; CHECK-NEXT: @ %bb.2: @ %for.cond.cleanup |
| ; CHECK-NEXT: pop {r7, pc} |
| entry: |
| %cmp5 = icmp eq i32 %n, 0 |
| br i1 %cmp5, label %for.cond.cleanup, label %vector.ph |
| |
| vector.ph: ; preds = %entry |
| %n.rnd.up = add i32 %n, 3 |
| %n.vec = and i32 %n.rnd.up, -4 |
| %trip.count.minus.1 = add i32 %n, -1 |
| br label %vector.body |
| |
| vector.body: ; preds = %vector.body, %vector.ph |
| %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ] |
| %next.gep = getelementptr float, float* %pSrcA, i32 %index |
| %next.gep14 = getelementptr float, float* %pDst, i32 %index |
| %active.lane.mask = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32 %index, i32 %trip.count.minus.1) |
| %0 = bitcast float* %next.gep to <4 x float>* |
| %wide.masked.load = call <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>* %0, i32 4, <4 x i1> %active.lane.mask, <4 x float> undef) |
| %1 = call fast <4 x float> @llvm.round.v4f32(<4 x float> %wide.masked.load) |
| %2 = bitcast float* %next.gep14 to <4 x float>* |
| call void @llvm.masked.store.v4f32.p0v4f32(<4 x float> %1, <4 x float>* %2, i32 4, <4 x i1> %active.lane.mask) |
| %index.next = add i32 %index, 4 |
| %3 = icmp eq i32 %index.next, %n.vec |
| br i1 %3, label %for.cond.cleanup, label %vector.body |
| |
| for.cond.cleanup: ; preds = %vector.body, %entry |
| ret void |
| } |
| |
| define arm_aapcs_vfpcc void @rint(float* noalias nocapture readonly %pSrcA, float* noalias nocapture %pDst, i32 %n) #0 { |
| ; CHECK-LABEL: rint: |
| ; CHECK: @ %bb.0: @ %entry |
| ; CHECK-NEXT: .save {r7, lr} |
| ; CHECK-NEXT: push {r7, lr} |
| ; CHECK-NEXT: cmp r2, #0 |
| ; CHECK-NEXT: it eq |
| ; CHECK-NEXT: popeq {r7, pc} |
| ; CHECK-NEXT: dlstp.32 lr, r2 |
| ; CHECK-NEXT: .LBB1_1: @ %vector.body |
| ; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: vldrw.u32 q0, [r0], #16 |
| ; CHECK-NEXT: vrintx.f32 q0, q0 |
| ; CHECK-NEXT: vstrw.32 q0, [r1], #16 |
| ; CHECK-NEXT: letp lr, .LBB1_1 |
| ; CHECK-NEXT: @ %bb.2: @ %for.cond.cleanup |
| ; CHECK-NEXT: pop {r7, pc} |
| entry: |
| %cmp5 = icmp eq i32 %n, 0 |
| br i1 %cmp5, label %for.cond.cleanup, label %vector.ph |
| |
| vector.ph: ; preds = %entry |
| %n.rnd.up = add i32 %n, 3 |
| %n.vec = and i32 %n.rnd.up, -4 |
| %trip.count.minus.1 = add i32 %n, -1 |
| br label %vector.body |
| |
| vector.body: ; preds = %vector.body, %vector.ph |
| %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ] |
| %next.gep = getelementptr float, float* %pSrcA, i32 %index |
| %next.gep14 = getelementptr float, float* %pDst, i32 %index |
| %active.lane.mask = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32 %index, i32 %trip.count.minus.1) |
| %0 = bitcast float* %next.gep to <4 x float>* |
| %wide.masked.load = call <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>* %0, i32 4, <4 x i1> %active.lane.mask, <4 x float> undef) |
| %1 = call fast <4 x float> @llvm.rint.v4f32(<4 x float> %wide.masked.load) |
| %2 = bitcast float* %next.gep14 to <4 x float>* |
| call void @llvm.masked.store.v4f32.p0v4f32(<4 x float> %1, <4 x float>* %2, i32 4, <4 x i1> %active.lane.mask) |
| %index.next = add i32 %index, 4 |
| %3 = icmp eq i32 %index.next, %n.vec |
| br i1 %3, label %for.cond.cleanup, label %vector.body |
| |
| for.cond.cleanup: ; preds = %vector.body, %entry |
| ret void |
| } |
| |
| define arm_aapcs_vfpcc void @trunc(float* noalias nocapture readonly %pSrcA, float* noalias nocapture %pDst, i32 %n) #0 { |
| ; CHECK-LABEL: trunc: |
| ; CHECK: @ %bb.0: @ %entry |
| ; CHECK-NEXT: .save {r7, lr} |
| ; CHECK-NEXT: push {r7, lr} |
| ; CHECK-NEXT: cmp r2, #0 |
| ; CHECK-NEXT: it eq |
| ; CHECK-NEXT: popeq {r7, pc} |
| ; CHECK-NEXT: dlstp.32 lr, r2 |
| ; CHECK-NEXT: .LBB2_1: @ %vector.body |
| ; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: vldrw.u32 q0, [r0], #16 |
| ; CHECK-NEXT: vrintz.f32 q0, q0 |
| ; CHECK-NEXT: vstrw.32 q0, [r1], #16 |
| ; CHECK-NEXT: letp lr, .LBB2_1 |
| ; CHECK-NEXT: @ %bb.2: @ %for.cond.cleanup |
| ; CHECK-NEXT: pop {r7, pc} |
| entry: |
| %cmp5 = icmp eq i32 %n, 0 |
| br i1 %cmp5, label %for.cond.cleanup, label %vector.ph |
| |
| vector.ph: ; preds = %entry |
| %n.rnd.up = add i32 %n, 3 |
| %n.vec = and i32 %n.rnd.up, -4 |
| %trip.count.minus.1 = add i32 %n, -1 |
| br label %vector.body |
| |
| vector.body: ; preds = %vector.body, %vector.ph |
| %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ] |
| %next.gep = getelementptr float, float* %pSrcA, i32 %index |
| %next.gep14 = getelementptr float, float* %pDst, i32 %index |
| %active.lane.mask = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32 %index, i32 %trip.count.minus.1) |
| %0 = bitcast float* %next.gep to <4 x float>* |
| %wide.masked.load = call <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>* %0, i32 4, <4 x i1> %active.lane.mask, <4 x float> undef) |
| %1 = call fast <4 x float> @llvm.trunc.v4f32(<4 x float> %wide.masked.load) |
| %2 = bitcast float* %next.gep14 to <4 x float>* |
| call void @llvm.masked.store.v4f32.p0v4f32(<4 x float> %1, <4 x float>* %2, i32 4, <4 x i1> %active.lane.mask) |
| %index.next = add i32 %index, 4 |
| %3 = icmp eq i32 %index.next, %n.vec |
| br i1 %3, label %for.cond.cleanup, label %vector.body |
| |
| for.cond.cleanup: ; preds = %vector.body, %entry |
| ret void |
| } |
| |
| define arm_aapcs_vfpcc void @ceil(float* noalias nocapture readonly %pSrcA, float* noalias nocapture %pDst, i32 %n) #0 { |
| ; CHECK-LABEL: ceil: |
| ; CHECK: @ %bb.0: @ %entry |
| ; CHECK-NEXT: .save {r7, lr} |
| ; CHECK-NEXT: push {r7, lr} |
| ; CHECK-NEXT: cmp r2, #0 |
| ; CHECK-NEXT: it eq |
| ; CHECK-NEXT: popeq {r7, pc} |
| ; CHECK-NEXT: dlstp.32 lr, r2 |
| ; CHECK-NEXT: .LBB3_1: @ %vector.body |
| ; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: vldrw.u32 q0, [r0], #16 |
| ; CHECK-NEXT: vrintp.f32 q0, q0 |
| ; CHECK-NEXT: vstrw.32 q0, [r1], #16 |
| ; CHECK-NEXT: letp lr, .LBB3_1 |
| ; CHECK-NEXT: @ %bb.2: @ %for.cond.cleanup |
| ; CHECK-NEXT: pop {r7, pc} |
| entry: |
| %cmp5 = icmp eq i32 %n, 0 |
| br i1 %cmp5, label %for.cond.cleanup, label %vector.ph |
| |
| vector.ph: ; preds = %entry |
| %n.rnd.up = add i32 %n, 3 |
| %n.vec = and i32 %n.rnd.up, -4 |
| %trip.count.minus.1 = add i32 %n, -1 |
| br label %vector.body |
| |
| vector.body: ; preds = %vector.body, %vector.ph |
| %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ] |
| %next.gep = getelementptr float, float* %pSrcA, i32 %index |
| %next.gep14 = getelementptr float, float* %pDst, i32 %index |
| %active.lane.mask = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32 %index, i32 %trip.count.minus.1) |
| %0 = bitcast float* %next.gep to <4 x float>* |
| %wide.masked.load = call <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>* %0, i32 4, <4 x i1> %active.lane.mask, <4 x float> undef) |
| %1 = call fast <4 x float> @llvm.ceil.v4f32(<4 x float> %wide.masked.load) |
| %2 = bitcast float* %next.gep14 to <4 x float>* |
| call void @llvm.masked.store.v4f32.p0v4f32(<4 x float> %1, <4 x float>* %2, i32 4, <4 x i1> %active.lane.mask) |
| %index.next = add i32 %index, 4 |
| %3 = icmp eq i32 %index.next, %n.vec |
| br i1 %3, label %for.cond.cleanup, label %vector.body |
| |
| for.cond.cleanup: ; preds = %vector.body, %entry |
| ret void |
| } |
| |
| define arm_aapcs_vfpcc void @floor(float* noalias nocapture readonly %pSrcA, float* noalias nocapture %pDst, i32 %n) #0 { |
| ; CHECK-LABEL: floor: |
| ; CHECK: @ %bb.0: @ %entry |
| ; CHECK-NEXT: .save {r7, lr} |
| ; CHECK-NEXT: push {r7, lr} |
| ; CHECK-NEXT: cmp r2, #0 |
| ; CHECK-NEXT: it eq |
| ; CHECK-NEXT: popeq {r7, pc} |
| ; CHECK-NEXT: dlstp.32 lr, r2 |
| ; CHECK-NEXT: .LBB4_1: @ %vector.body |
| ; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: vldrw.u32 q0, [r0], #16 |
| ; CHECK-NEXT: vrintm.f32 q0, q0 |
| ; CHECK-NEXT: vstrw.32 q0, [r1], #16 |
| ; CHECK-NEXT: letp lr, .LBB4_1 |
| ; CHECK-NEXT: @ %bb.2: @ %for.cond.cleanup |
| ; CHECK-NEXT: pop {r7, pc} |
| entry: |
| %cmp5 = icmp eq i32 %n, 0 |
| br i1 %cmp5, label %for.cond.cleanup, label %vector.ph |
| |
| vector.ph: ; preds = %entry |
| %n.rnd.up = add i32 %n, 3 |
| %n.vec = and i32 %n.rnd.up, -4 |
| %trip.count.minus.1 = add i32 %n, -1 |
| br label %vector.body |
| |
| vector.body: ; preds = %vector.body, %vector.ph |
| %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ] |
| %next.gep = getelementptr float, float* %pSrcA, i32 %index |
| %next.gep14 = getelementptr float, float* %pDst, i32 %index |
| %active.lane.mask = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32 %index, i32 %trip.count.minus.1) |
| %0 = bitcast float* %next.gep to <4 x float>* |
| %wide.masked.load = call <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>* %0, i32 4, <4 x i1> %active.lane.mask, <4 x float> undef) |
| %1 = call fast <4 x float> @llvm.floor.v4f32(<4 x float> %wide.masked.load) |
| %2 = bitcast float* %next.gep14 to <4 x float>* |
| call void @llvm.masked.store.v4f32.p0v4f32(<4 x float> %1, <4 x float>* %2, i32 4, <4 x i1> %active.lane.mask) |
| %index.next = add i32 %index, 4 |
| %3 = icmp eq i32 %index.next, %n.vec |
| br i1 %3, label %for.cond.cleanup, label %vector.body |
| |
| for.cond.cleanup: ; preds = %vector.body, %entry |
| ret void |
| } |
| |
| ; nearbyint shouldn't be tail predicated because it's lowered into multiple instructions |
| define arm_aapcs_vfpcc void @nearbyint(float* noalias nocapture readonly %pSrcA, float* noalias nocapture %pDst, i32 %n) #0 { |
| ; CHECK-LABEL: nearbyint: |
| ; CHECK: @ %bb.0: @ %entry |
| ; CHECK-NEXT: .save {r7, lr} |
| ; CHECK-NEXT: push {r7, lr} |
| ; CHECK-NEXT: cmp r2, #0 |
| ; CHECK-NEXT: it eq |
| ; CHECK-NEXT: popeq {r7, pc} |
| ; CHECK-NEXT: adds r3, r2, #3 |
| ; CHECK-NEXT: bic r3, r3, #3 |
| ; CHECK-NEXT: sub.w r12, r3, #4 |
| ; CHECK-NEXT: movs r3, #1 |
| ; CHECK-NEXT: add.w lr, r3, r12, lsr #2 |
| ; CHECK-NEXT: adr r3, .LCPI5_0 |
| ; CHECK-NEXT: sub.w r12, r2, #1 |
| ; CHECK-NEXT: vldrw.u32 q0, [r3] |
| ; CHECK-NEXT: movs r2, #0 |
| ; CHECK-NEXT: vdup.32 q1, r12 |
| ; CHECK-NEXT: dls lr, lr |
| ; CHECK-NEXT: .LBB5_1: @ %vector.body |
| ; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: vadd.i32 q2, q0, r2 |
| ; CHECK-NEXT: vdup.32 q3, r2 |
| ; CHECK-NEXT: vcmp.u32 hi, q3, q2 |
| ; CHECK-NEXT: adds r2, #4 |
| ; CHECK-NEXT: vpnot |
| ; CHECK-NEXT: vpstt |
| ; CHECK-NEXT: vcmpt.u32 cs, q1, q2 |
| ; CHECK-NEXT: vldrwt.u32 q2, [r0], #16 |
| ; CHECK-NEXT: vrintr.f32 s15, s11 |
| ; CHECK-NEXT: vrintr.f32 s14, s10 |
| ; CHECK-NEXT: vrintr.f32 s13, s9 |
| ; CHECK-NEXT: vrintr.f32 s12, s8 |
| ; CHECK-NEXT: vpst |
| ; CHECK-NEXT: vstrwt.32 q3, [r1], #16 |
| ; CHECK-NEXT: le lr, .LBB5_1 |
| ; CHECK-NEXT: @ %bb.2: @ %for.cond.cleanup |
| ; CHECK-NEXT: pop {r7, pc} |
| ; CHECK-NEXT: .p2align 4 |
| ; CHECK-NEXT: @ %bb.3: |
| ; CHECK-NEXT: .LCPI5_0: |
| ; CHECK-NEXT: .long 0 @ 0x0 |
| ; CHECK-NEXT: .long 1 @ 0x1 |
| ; CHECK-NEXT: .long 2 @ 0x2 |
| ; CHECK-NEXT: .long 3 @ 0x3 |
| entry: |
| %cmp5 = icmp eq i32 %n, 0 |
| br i1 %cmp5, label %for.cond.cleanup, label %vector.ph |
| |
| vector.ph: ; preds = %entry |
| %n.rnd.up = add i32 %n, 3 |
| %n.vec = and i32 %n.rnd.up, -4 |
| %trip.count.minus.1 = add i32 %n, -1 |
| br label %vector.body |
| |
| vector.body: ; preds = %vector.body, %vector.ph |
| %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ] |
| %next.gep = getelementptr float, float* %pSrcA, i32 %index |
| %next.gep14 = getelementptr float, float* %pDst, i32 %index |
| %active.lane.mask = call <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32 %index, i32 %trip.count.minus.1) |
| %0 = bitcast float* %next.gep to <4 x float>* |
| %wide.masked.load = call <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>* %0, i32 4, <4 x i1> %active.lane.mask, <4 x float> undef) |
| %1 = call fast <4 x float> @llvm.nearbyint.v4f32(<4 x float> %wide.masked.load) |
| %2 = bitcast float* %next.gep14 to <4 x float>* |
| call void @llvm.masked.store.v4f32.p0v4f32(<4 x float> %1, <4 x float>* %2, i32 4, <4 x i1> %active.lane.mask) |
| %index.next = add i32 %index, 4 |
| %3 = icmp eq i32 %index.next, %n.vec |
| br i1 %3, label %for.cond.cleanup, label %vector.body |
| |
| for.cond.cleanup: ; preds = %vector.body, %entry |
| ret void |
| } |
| |
| declare <4 x i1> @llvm.get.active.lane.mask.v4i1.i32(i32, i32) #1 |
| |
| declare <4 x float> @llvm.masked.load.v4f32.p0v4f32(<4 x float>*, i32 immarg, <4 x i1>, <4 x float>) #2 |
| |
| declare <4 x float> @llvm.trunc.v4f32(<4 x float>) #3 |
| |
| declare <4 x float> @llvm.rint.v4f32(<4 x float>) #3 |
| |
| declare <4 x float> @llvm.round.v4f32(<4 x float>) #3 |
| |
| declare <4 x float> @llvm.ceil.v4f32(<4 x float>) #3 |
| |
| declare <4 x float> @llvm.floor.v4f32(<4 x float>) #3 |
| |
| declare <4 x float> @llvm.nearbyint.v4f32(<4 x float>) #1 |
| |
| declare void @llvm.masked.store.v4f32.p0v4f32(<4 x float>, <4 x float>*, i32 immarg, <4 x i1>) #4 |