| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=thumbv8.1m.main-none-none-eabi -mattr=+mve.fp,+fp64 -verify-machineinstrs %s -o - | FileCheck %s |
| |
| define void @arm_cmplx_mag_squared_f16(half* nocapture readonly %pSrc, half* nocapture %pDst, i32 %numSamples) { |
| ; CHECK-LABEL: arm_cmplx_mag_squared_f16: |
| ; CHECK: @ %bb.0: @ %entry |
| ; CHECK-NEXT: .save {r4, r5, r7, lr} |
| ; CHECK-NEXT: push {r4, r5, r7, lr} |
| ; CHECK-NEXT: cmp r2, #0 |
| ; CHECK-NEXT: beq .LBB0_8 |
| ; CHECK-NEXT: @ %bb.1: @ %while.body.preheader |
| ; CHECK-NEXT: cmp r2, #8 |
| ; CHECK-NEXT: blo .LBB0_9 |
| ; CHECK-NEXT: @ %bb.2: @ %vector.memcheck |
| ; CHECK-NEXT: add.w r3, r0, r2, lsl #2 |
| ; CHECK-NEXT: cmp r3, r1 |
| ; CHECK-NEXT: itt hi |
| ; CHECK-NEXT: addhi.w r3, r1, r2, lsl #1 |
| ; CHECK-NEXT: cmphi r3, r0 |
| ; CHECK-NEXT: bhi .LBB0_9 |
| ; CHECK-NEXT: @ %bb.3: @ %vector.ph |
| ; CHECK-NEXT: bic r4, r2, #7 |
| ; CHECK-NEXT: movs r5, #1 |
| ; CHECK-NEXT: sub.w r3, r4, #8 |
| ; CHECK-NEXT: add.w r12, r1, r4, lsl #1 |
| ; CHECK-NEXT: add.w lr, r5, r3, lsr #3 |
| ; CHECK-NEXT: add.w r3, r0, r4, lsl #2 |
| ; CHECK-NEXT: and r5, r2, #7 |
| ; CHECK-NEXT: .LBB0_4: @ %vector.body |
| ; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: vld20.16 {q0, q1}, [r0] |
| ; CHECK-NEXT: vld21.16 {q0, q1}, [r0]! |
| ; CHECK-NEXT: vmul.f16 q2, q0, q0 |
| ; CHECK-NEXT: vfma.f16 q2, q1, q1 |
| ; CHECK-NEXT: vstrb.8 q2, [r1], #16 |
| ; CHECK-NEXT: le lr, .LBB0_4 |
| ; CHECK-NEXT: @ %bb.5: @ %middle.block |
| ; CHECK-NEXT: cmp r4, r2 |
| ; CHECK-NEXT: it eq |
| ; CHECK-NEXT: popeq {r4, r5, r7, pc} |
| ; CHECK-NEXT: .LBB0_6: @ %while.body.preheader26 |
| ; CHECK-NEXT: dls lr, r5 |
| ; CHECK-NEXT: .LBB0_7: @ %while.body |
| ; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: vldr.16 s0, [r3] |
| ; CHECK-NEXT: vldr.16 s2, [r3, #2] |
| ; CHECK-NEXT: adds r3, #4 |
| ; CHECK-NEXT: vmul.f16 s0, s0, s0 |
| ; CHECK-NEXT: vfma.f16 s0, s2, s2 |
| ; CHECK-NEXT: vstr.16 s0, [r12] |
| ; CHECK-NEXT: add.w r12, r12, #2 |
| ; CHECK-NEXT: le lr, .LBB0_7 |
| ; CHECK-NEXT: .LBB0_8: @ %while.end |
| ; CHECK-NEXT: pop {r4, r5, r7, pc} |
| ; CHECK-NEXT: .LBB0_9: |
| ; CHECK-NEXT: mov r3, r0 |
| ; CHECK-NEXT: mov r12, r1 |
| ; CHECK-NEXT: mov r5, r2 |
| ; CHECK-NEXT: b .LBB0_6 |
| entry: |
| %cmp.not11 = icmp eq i32 %numSamples, 0 |
| br i1 %cmp.not11, label %while.end, label %while.body.preheader |
| |
| while.body.preheader: ; preds = %entry |
| %min.iters.check = icmp ult i32 %numSamples, 8 |
| br i1 %min.iters.check, label %while.body.preheader26, label %vector.memcheck |
| |
| vector.memcheck: ; preds = %while.body.preheader |
| %scevgep = getelementptr half, half* %pDst, i32 %numSamples |
| %0 = shl i32 %numSamples, 1 |
| %scevgep18 = getelementptr half, half* %pSrc, i32 %0 |
| %bound0 = icmp ugt half* %scevgep18, %pDst |
| %bound1 = icmp ugt half* %scevgep, %pSrc |
| %found.conflict = and i1 %bound0, %bound1 |
| br i1 %found.conflict, label %while.body.preheader26, label %vector.ph |
| |
| vector.ph: ; preds = %vector.memcheck |
| %n.vec = and i32 %numSamples, -8 |
| %1 = shl i32 %n.vec, 1 |
| %ind.end = getelementptr half, half* %pSrc, i32 %1 |
| %ind.end21 = getelementptr half, half* %pDst, i32 %n.vec |
| %ind.end23 = and i32 %numSamples, 7 |
| br label %vector.body |
| |
| vector.body: ; preds = %vector.body, %vector.ph |
| %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ] |
| %2 = shl i32 %index, 1 |
| %next.gep = getelementptr half, half* %pSrc, i32 %2 |
| %next.gep24 = getelementptr half, half* %pDst, i32 %index |
| %3 = bitcast half* %next.gep to <16 x half>* |
| %wide.vec = load <16 x half>, <16 x half>* %3, align 2 |
| %4 = fmul fast <16 x half> %wide.vec, %wide.vec |
| %5 = shufflevector <16 x half> %4, <16 x half> undef, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14> |
| %6 = fmul fast <16 x half> %wide.vec, %wide.vec |
| %7 = shufflevector <16 x half> %6, <16 x half> undef, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15> |
| %8 = fadd fast <8 x half> %7, %5 |
| %9 = bitcast half* %next.gep24 to <8 x half>* |
| store <8 x half> %8, <8 x half>* %9, align 2 |
| %index.next = add i32 %index, 8 |
| %10 = icmp eq i32 %index.next, %n.vec |
| br i1 %10, label %middle.block, label %vector.body |
| |
| middle.block: ; preds = %vector.body |
| %cmp.n = icmp eq i32 %n.vec, %numSamples |
| br i1 %cmp.n, label %while.end, label %while.body.preheader26 |
| |
| while.body.preheader26: ; preds = %middle.block, %vector.memcheck, %while.body.preheader |
| %pSrc.addr.014.ph = phi half* [ %pSrc, %vector.memcheck ], [ %pSrc, %while.body.preheader ], [ %ind.end, %middle.block ] |
| %pDst.addr.013.ph = phi half* [ %pDst, %vector.memcheck ], [ %pDst, %while.body.preheader ], [ %ind.end21, %middle.block ] |
| %blkCnt.012.ph = phi i32 [ %numSamples, %vector.memcheck ], [ %numSamples, %while.body.preheader ], [ %ind.end23, %middle.block ] |
| br label %while.body |
| |
| while.body: ; preds = %while.body.preheader26, %while.body |
| %pSrc.addr.014 = phi half* [ %incdec.ptr1, %while.body ], [ %pSrc.addr.014.ph, %while.body.preheader26 ] |
| %pDst.addr.013 = phi half* [ %incdec.ptr3, %while.body ], [ %pDst.addr.013.ph, %while.body.preheader26 ] |
| %blkCnt.012 = phi i32 [ %dec, %while.body ], [ %blkCnt.012.ph, %while.body.preheader26 ] |
| %incdec.ptr = getelementptr inbounds half, half* %pSrc.addr.014, i32 1 |
| %11 = load half, half* %pSrc.addr.014, align 2 |
| %incdec.ptr1 = getelementptr inbounds half, half* %pSrc.addr.014, i32 2 |
| %12 = load half, half* %incdec.ptr, align 2 |
| %mul = fmul fast half %11, %11 |
| %mul2 = fmul fast half %12, %12 |
| %add = fadd fast half %mul2, %mul |
| %incdec.ptr3 = getelementptr inbounds half, half* %pDst.addr.013, i32 1 |
| store half %add, half* %pDst.addr.013, align 2 |
| %dec = add i32 %blkCnt.012, -1 |
| %cmp.not = icmp eq i32 %dec, 0 |
| br i1 %cmp.not, label %while.end, label %while.body |
| |
| while.end: ; preds = %while.body, %middle.block, %entry |
| ret void |
| } |
| |
| define void @arm_cmplx_mag_squared_f32(float* nocapture readonly %pSrc, float* nocapture %pDst, i32 %numSamples) { |
| ; CHECK-LABEL: arm_cmplx_mag_squared_f32: |
| ; CHECK: @ %bb.0: @ %entry |
| ; CHECK-NEXT: .save {r4, r5, r7, lr} |
| ; CHECK-NEXT: push {r4, r5, r7, lr} |
| ; CHECK-NEXT: cbz r2, .LBB1_8 |
| ; CHECK-NEXT: @ %bb.1: @ %while.body.preheader |
| ; CHECK-NEXT: cmp r2, #4 |
| ; CHECK-NEXT: blo .LBB1_9 |
| ; CHECK-NEXT: @ %bb.2: @ %vector.memcheck |
| ; CHECK-NEXT: add.w r3, r0, r2, lsl #3 |
| ; CHECK-NEXT: cmp r3, r1 |
| ; CHECK-NEXT: itt hi |
| ; CHECK-NEXT: addhi.w r3, r1, r2, lsl #2 |
| ; CHECK-NEXT: cmphi r3, r0 |
| ; CHECK-NEXT: bhi .LBB1_9 |
| ; CHECK-NEXT: @ %bb.3: @ %vector.ph |
| ; CHECK-NEXT: bic r4, r2, #3 |
| ; CHECK-NEXT: movs r5, #1 |
| ; CHECK-NEXT: subs r3, r4, #4 |
| ; CHECK-NEXT: add.w r12, r1, r4, lsl #2 |
| ; CHECK-NEXT: add.w lr, r5, r3, lsr #2 |
| ; CHECK-NEXT: add.w r3, r0, r4, lsl #3 |
| ; CHECK-NEXT: and r5, r2, #3 |
| ; CHECK-NEXT: .LBB1_4: @ %vector.body |
| ; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: vld20.32 {q0, q1}, [r0] |
| ; CHECK-NEXT: vld21.32 {q0, q1}, [r0]! |
| ; CHECK-NEXT: vmul.f32 q2, q0, q0 |
| ; CHECK-NEXT: vfma.f32 q2, q1, q1 |
| ; CHECK-NEXT: vstrb.8 q2, [r1], #16 |
| ; CHECK-NEXT: le lr, .LBB1_4 |
| ; CHECK-NEXT: @ %bb.5: @ %middle.block |
| ; CHECK-NEXT: cmp r4, r2 |
| ; CHECK-NEXT: it eq |
| ; CHECK-NEXT: popeq {r4, r5, r7, pc} |
| ; CHECK-NEXT: .LBB1_6: @ %while.body.preheader26 |
| ; CHECK-NEXT: dls lr, r5 |
| ; CHECK-NEXT: .LBB1_7: @ %while.body |
| ; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1 |
| ; CHECK-NEXT: vldr s0, [r3] |
| ; CHECK-NEXT: vldr s2, [r3, #4] |
| ; CHECK-NEXT: adds r3, #8 |
| ; CHECK-NEXT: vmul.f32 s0, s0, s0 |
| ; CHECK-NEXT: vfma.f32 s0, s2, s2 |
| ; CHECK-NEXT: vstmia r12!, {s0} |
| ; CHECK-NEXT: le lr, .LBB1_7 |
| ; CHECK-NEXT: .LBB1_8: @ %while.end |
| ; CHECK-NEXT: pop {r4, r5, r7, pc} |
| ; CHECK-NEXT: .LBB1_9: |
| ; CHECK-NEXT: mov r3, r0 |
| ; CHECK-NEXT: mov r12, r1 |
| ; CHECK-NEXT: mov r5, r2 |
| ; CHECK-NEXT: b .LBB1_6 |
| entry: |
| %cmp.not11 = icmp eq i32 %numSamples, 0 |
| br i1 %cmp.not11, label %while.end, label %while.body.preheader |
| |
| while.body.preheader: ; preds = %entry |
| %min.iters.check = icmp ult i32 %numSamples, 4 |
| br i1 %min.iters.check, label %while.body.preheader26, label %vector.memcheck |
| |
| vector.memcheck: ; preds = %while.body.preheader |
| %scevgep = getelementptr float, float* %pDst, i32 %numSamples |
| %0 = shl i32 %numSamples, 1 |
| %scevgep18 = getelementptr float, float* %pSrc, i32 %0 |
| %bound0 = icmp ugt float* %scevgep18, %pDst |
| %bound1 = icmp ugt float* %scevgep, %pSrc |
| %found.conflict = and i1 %bound0, %bound1 |
| br i1 %found.conflict, label %while.body.preheader26, label %vector.ph |
| |
| vector.ph: ; preds = %vector.memcheck |
| %n.vec = and i32 %numSamples, -4 |
| %1 = shl i32 %n.vec, 1 |
| %ind.end = getelementptr float, float* %pSrc, i32 %1 |
| %ind.end21 = getelementptr float, float* %pDst, i32 %n.vec |
| %ind.end23 = and i32 %numSamples, 3 |
| br label %vector.body |
| |
| vector.body: ; preds = %vector.body, %vector.ph |
| %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ] |
| %2 = shl i32 %index, 1 |
| %next.gep = getelementptr float, float* %pSrc, i32 %2 |
| %next.gep24 = getelementptr float, float* %pDst, i32 %index |
| %3 = bitcast float* %next.gep to <8 x float>* |
| %wide.vec = load <8 x float>, <8 x float>* %3, align 4 |
| %4 = fmul fast <8 x float> %wide.vec, %wide.vec |
| %5 = shufflevector <8 x float> %4, <8 x float> undef, <4 x i32> <i32 0, i32 2, i32 4, i32 6> |
| %6 = fmul fast <8 x float> %wide.vec, %wide.vec |
| %7 = shufflevector <8 x float> %6, <8 x float> undef, <4 x i32> <i32 1, i32 3, i32 5, i32 7> |
| %8 = fadd fast <4 x float> %7, %5 |
| %9 = bitcast float* %next.gep24 to <4 x float>* |
| store <4 x float> %8, <4 x float>* %9, align 4 |
| %index.next = add i32 %index, 4 |
| %10 = icmp eq i32 %index.next, %n.vec |
| br i1 %10, label %middle.block, label %vector.body |
| |
| middle.block: ; preds = %vector.body |
| %cmp.n = icmp eq i32 %n.vec, %numSamples |
| br i1 %cmp.n, label %while.end, label %while.body.preheader26 |
| |
| while.body.preheader26: ; preds = %middle.block, %vector.memcheck, %while.body.preheader |
| %pSrc.addr.014.ph = phi float* [ %pSrc, %vector.memcheck ], [ %pSrc, %while.body.preheader ], [ %ind.end, %middle.block ] |
| %pDst.addr.013.ph = phi float* [ %pDst, %vector.memcheck ], [ %pDst, %while.body.preheader ], [ %ind.end21, %middle.block ] |
| %blkCnt.012.ph = phi i32 [ %numSamples, %vector.memcheck ], [ %numSamples, %while.body.preheader ], [ %ind.end23, %middle.block ] |
| br label %while.body |
| |
| while.body: ; preds = %while.body.preheader26, %while.body |
| %pSrc.addr.014 = phi float* [ %incdec.ptr1, %while.body ], [ %pSrc.addr.014.ph, %while.body.preheader26 ] |
| %pDst.addr.013 = phi float* [ %incdec.ptr3, %while.body ], [ %pDst.addr.013.ph, %while.body.preheader26 ] |
| %blkCnt.012 = phi i32 [ %dec, %while.body ], [ %blkCnt.012.ph, %while.body.preheader26 ] |
| %incdec.ptr = getelementptr inbounds float, float* %pSrc.addr.014, i32 1 |
| %11 = load float, float* %pSrc.addr.014, align 4 |
| %incdec.ptr1 = getelementptr inbounds float, float* %pSrc.addr.014, i32 2 |
| %12 = load float, float* %incdec.ptr, align 4 |
| %mul = fmul fast float %11, %11 |
| %mul2 = fmul fast float %12, %12 |
| %add = fadd fast float %mul2, %mul |
| %incdec.ptr3 = getelementptr inbounds float, float* %pDst.addr.013, i32 1 |
| store float %add, float* %pDst.addr.013, align 4 |
| %dec = add i32 %blkCnt.012, -1 |
| %cmp.not = icmp eq i32 %dec, 0 |
| br i1 %cmp.not, label %while.end, label %while.body |
| |
| while.end: ; preds = %while.body, %middle.block, %entry |
| ret void |
| } |