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fuchsia / third_party / github.com / llvm / llvm-project / refs/tags/llvmorg-11.0.0-rc5 / . / llvm / test / CodeGen / Thumb2 / mve-vecreduce-loops.ll
blob: 29e441e3e90cf99868ef6bfb62d6f0c5ea8a3982 [file] [log] [blame]
; 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 %s -o - | FileCheck %s
define i32 @add_i32(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: add_i32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB0_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: mov r12, r0
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB0_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: movs r0, #0
; CHECK-NEXT: b .LBB0_7
; CHECK-NEXT: .LBB0_3:
; CHECK-NEXT: movs r0, #0
; CHECK-NEXT: b .LBB0_9
; CHECK-NEXT: .LBB0_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: subs r0, r3, #4
; CHECK-NEXT: add.w lr, r2, r0, lsr #2
; CHECK-NEXT: movs r0, #0
; CHECK-NEXT: mov r2, r12
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB0_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q0, [r2], #16
; CHECK-NEXT: vaddva.u32 r0, q0
; CHECK-NEXT: le lr, .LBB0_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: it eq
; CHECK-NEXT: popeq {r7, pc}
; CHECK-NEXT: .LBB0_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r1, r12, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB0_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r2, [r1], #4
; CHECK-NEXT: add r0, r2
; CHECK-NEXT: le lr, .LBB0_8
; CHECK-NEXT: .LBB0_9: @ %for.cond.cleanup
; CHECK-NEXT: pop {r7, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi i32 [ 0, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%2 = call i32 @llvm.experimental.vector.reduce.add.v4i32(<4 x i32> %wide.load)
%3 = add i32 %2, %vec.phi
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ 0, %for.body.preheader ], [ %3, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%5 = load i32, i32* %arrayidx, align 4
%add = add nsw i32 %5, %r.07
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ 0, %entry ], [ %3, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @mul_i32(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: mul_i32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB1_8
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB1_3
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: mov.w r12, #0
; CHECK-NEXT: b .LBB1_6
; CHECK-NEXT: .LBB1_3: @ %vector.ph
; CHECK-NEXT: bic r12, r1, #3
; CHECK-NEXT: vmov.i32 q0, #0x1
; CHECK-NEXT: sub.w r3, r12, #4
; CHECK-NEXT: add.w lr, r2, r3, lsr #2
; CHECK-NEXT: mov r2, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB1_4: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r2], #16
; CHECK-NEXT: vmul.i32 q0, q1, q0
; CHECK-NEXT: le lr, .LBB1_4
; CHECK-NEXT: @ %bb.5: @ %middle.block
; CHECK-NEXT: vmov r2, s3
; CHECK-NEXT: cmp r12, r1
; CHECK-NEXT: vmov r3, s2
; CHECK-NEXT: mul lr, r3, r2
; CHECK-NEXT: vmov r3, s1
; CHECK-NEXT: vmov r2, s0
; CHECK-NEXT: mul r2, r3, r2
; CHECK-NEXT: mul r2, r2, lr
; CHECK-NEXT: beq .LBB1_8
; CHECK-NEXT: .LBB1_6: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r12
; CHECK-NEXT: add.w r0, r0, r12, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB1_7: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r1, [r0], #4
; CHECK-NEXT: muls r2, r1, r2
; CHECK-NEXT: le lr, .LBB1_7
; CHECK-NEXT: .LBB1_8: @ %for.cond.cleanup
; CHECK-NEXT: mov r0, r2
; CHECK-NEXT: pop {r7, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x i32> [ <i32 1, i32 1, i32 1, i32 1>, %vector.ph ], [ %2, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%2 = mul <4 x i32> %wide.load, %vec.phi
%index.next = add i32 %index, 4
%3 = icmp eq i32 %index.next, %n.vec
br i1 %3, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%4 = call i32 @llvm.experimental.vector.reduce.mul.v4i32(<4 x i32> %2)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ 1, %for.body.preheader ], [ %4, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%5 = load i32, i32* %arrayidx, align 4
%add = mul nsw i32 %5, %r.07
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ 1, %entry ], [ %4, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @and_i32(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: and_i32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB2_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB2_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: mov.w r2, #-1
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: b .LBB2_7
; CHECK-NEXT: .LBB2_3:
; CHECK-NEXT: mov.w r2, #-1
; CHECK-NEXT: b .LBB2_9
; CHECK-NEXT: .LBB2_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: sub.w r12, r3, #4
; CHECK-NEXT: vmov.i8 q0, #0xff
; CHECK-NEXT: add.w lr, r2, r12, lsr #2
; CHECK-NEXT: mov r2, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB2_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r2], #16
; CHECK-NEXT: vand q0, q1, q0
; CHECK-NEXT: le lr, .LBB2_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: vmov r12, s3
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: vmov r2, s2
; CHECK-NEXT: vmov lr, s1
; CHECK-NEXT: and.w r12, r12, r2
; CHECK-NEXT: vmov r2, s0
; CHECK-NEXT: and.w r2, r2, lr
; CHECK-NEXT: and.w r2, r2, r12
; CHECK-NEXT: beq .LBB2_9
; CHECK-NEXT: .LBB2_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r0, r0, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB2_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r1, [r0], #4
; CHECK-NEXT: ands r2, r1
; CHECK-NEXT: le lr, .LBB2_8
; CHECK-NEXT: .LBB2_9: @ %for.cond.cleanup
; CHECK-NEXT: mov r0, r2
; CHECK-NEXT: pop {r7, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x i32> [ <i32 -1, i32 -1, i32 -1, i32 -1>, %vector.ph ], [ %2, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%2 = and <4 x i32> %wide.load, %vec.phi
%index.next = add i32 %index, 4
%3 = icmp eq i32 %index.next, %n.vec
br i1 %3, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%4 = call i32 @llvm.experimental.vector.reduce.and.v4i32(<4 x i32> %2)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ -1, %for.body.preheader ], [ %4, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%5 = load i32, i32* %arrayidx, align 4
%add = and i32 %5, %r.07
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ -1, %entry ], [ %4, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @or_i32(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: or_i32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB3_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB3_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: b .LBB3_7
; CHECK-NEXT: .LBB3_3:
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: b .LBB3_9
; CHECK-NEXT: .LBB3_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: sub.w r12, r3, #4
; CHECK-NEXT: vmov.i32 q0, #0x0
; CHECK-NEXT: add.w lr, r2, r12, lsr #2
; CHECK-NEXT: mov r2, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB3_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r2], #16
; CHECK-NEXT: vorr q0, q1, q0
; CHECK-NEXT: le lr, .LBB3_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: vmov r12, s3
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: vmov r2, s2
; CHECK-NEXT: vmov lr, s1
; CHECK-NEXT: orr.w r12, r12, r2
; CHECK-NEXT: vmov r2, s0
; CHECK-NEXT: orr.w r2, r2, lr
; CHECK-NEXT: orr.w r2, r2, r12
; CHECK-NEXT: beq .LBB3_9
; CHECK-NEXT: .LBB3_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r0, r0, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB3_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r1, [r0], #4
; CHECK-NEXT: orrs r2, r1
; CHECK-NEXT: le lr, .LBB3_8
; CHECK-NEXT: .LBB3_9: @ %for.cond.cleanup
; CHECK-NEXT: mov r0, r2
; CHECK-NEXT: pop {r7, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x i32> [ zeroinitializer, %vector.ph ], [ %2, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%2 = or <4 x i32> %wide.load, %vec.phi
%index.next = add i32 %index, 4
%3 = icmp eq i32 %index.next, %n.vec
br i1 %3, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%4 = call i32 @llvm.experimental.vector.reduce.or.v4i32(<4 x i32> %2)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ 0, %for.body.preheader ], [ %4, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%5 = load i32, i32* %arrayidx, align 4
%add = or i32 %5, %r.07
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ 0, %entry ], [ %4, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @xor_i32(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: xor_i32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB4_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB4_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: b .LBB4_7
; CHECK-NEXT: .LBB4_3:
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: b .LBB4_9
; CHECK-NEXT: .LBB4_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: sub.w r12, r3, #4
; CHECK-NEXT: vmov.i32 q0, #0x0
; CHECK-NEXT: add.w lr, r2, r12, lsr #2
; CHECK-NEXT: mov r2, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB4_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r2], #16
; CHECK-NEXT: veor q0, q1, q0
; CHECK-NEXT: le lr, .LBB4_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: vmov r12, s3
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: vmov r2, s2
; CHECK-NEXT: vmov lr, s1
; CHECK-NEXT: eor.w r12, r12, r2
; CHECK-NEXT: vmov r2, s0
; CHECK-NEXT: eor.w r2, r2, lr
; CHECK-NEXT: eor.w r2, r2, r12
; CHECK-NEXT: beq .LBB4_9
; CHECK-NEXT: .LBB4_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r0, r0, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB4_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r1, [r0], #4
; CHECK-NEXT: eors r2, r1
; CHECK-NEXT: le lr, .LBB4_8
; CHECK-NEXT: .LBB4_9: @ %for.cond.cleanup
; CHECK-NEXT: mov r0, r2
; CHECK-NEXT: pop {r7, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x i32> [ zeroinitializer, %vector.ph ], [ %2, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%2 = xor <4 x i32> %wide.load, %vec.phi
%index.next = add i32 %index, 4
%3 = icmp eq i32 %index.next, %n.vec
br i1 %3, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%4 = call i32 @llvm.experimental.vector.reduce.xor.v4i32(<4 x i32> %2)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ 0, %for.body.preheader ], [ %4, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%5 = load i32, i32* %arrayidx, align 4
%add = xor i32 %5, %r.07
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ 0, %entry ], [ %4, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define float @fadd_f32(float* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: fadd_f32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB5_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB5_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: vldr s0, .LCPI5_0
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: b .LBB5_7
; CHECK-NEXT: .LBB5_3:
; CHECK-NEXT: vldr s0, .LCPI5_0
; CHECK-NEXT: b .LBB5_9
; CHECK-NEXT: .LBB5_4: @ %vector.ph
; CHECK-NEXT: bic r2, r1, #3
; CHECK-NEXT: movs r3, #1
; CHECK-NEXT: sub.w r12, r2, #4
; CHECK-NEXT: vmov.i32 q0, #0x0
; CHECK-NEXT: add.w lr, r3, r12, lsr #2
; CHECK-NEXT: mov r3, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB5_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r3], #16
; CHECK-NEXT: vadd.f32 q0, q1, q0
; CHECK-NEXT: le lr, .LBB5_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: vadd.f32 s4, s2, s3
; CHECK-NEXT: cmp r2, r1
; CHECK-NEXT: vadd.f32 s0, s0, s1
; CHECK-NEXT: vadd.f32 s0, s0, s4
; CHECK-NEXT: beq .LBB5_9
; CHECK-NEXT: .LBB5_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r2
; CHECK-NEXT: add.w r0, r0, r2, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB5_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldr s2, [r0]
; CHECK-NEXT: adds r0, #4
; CHECK-NEXT: vadd.f32 s0, s2, s0
; CHECK-NEXT: le lr, .LBB5_8
; CHECK-NEXT: .LBB5_9: @ %for.cond.cleanup
; CHECK-NEXT: vmov r0, s0
; CHECK-NEXT: pop {r7, pc}
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: @ %bb.10:
; CHECK-NEXT: .LCPI5_0:
; CHECK-NEXT: .long 0x00000000 @ float 0
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x float> [ zeroinitializer, %vector.ph ], [ %2, %vector.body ]
%0 = getelementptr inbounds float, float* %x, i32 %index
%1 = bitcast float* %0 to <4 x float>*
%wide.load = load <4 x float>, <4 x float>* %1, align 4
%2 = fadd fast <4 x float> %wide.load, %vec.phi
%index.next = add i32 %index, 4
%3 = icmp eq i32 %index.next, %n.vec
br i1 %3, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%4 = call fast float @llvm.experimental.vector.reduce.v2.fadd.f32.v4f32(float 0.000000e+00, <4 x float> %2)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi float [ 0.000000e+00, %for.body.preheader ], [ %4, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi float [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds float, float* %x, i32 %i.08
%5 = load float, float* %arrayidx, align 4
%add = fadd fast float %5, %r.07
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi float [ 0.000000e+00, %entry ], [ %4, %middle.block ], [ %add, %for.body ]
ret float %r.0.lcssa
}
define float @fmul_f32(float* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: fmul_f32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB6_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB6_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: vmov.f32 s0, #1.000000e+00
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: b .LBB6_7
; CHECK-NEXT: .LBB6_3:
; CHECK-NEXT: vmov.f32 s0, #1.000000e+00
; CHECK-NEXT: b .LBB6_9
; CHECK-NEXT: .LBB6_4: @ %vector.ph
; CHECK-NEXT: bic r2, r1, #3
; CHECK-NEXT: movs r3, #1
; CHECK-NEXT: sub.w r12, r2, #4
; CHECK-NEXT: vmov.f32 q0, #1.000000e+00
; CHECK-NEXT: add.w lr, r3, r12, lsr #2
; CHECK-NEXT: mov r3, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB6_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r3], #16
; CHECK-NEXT: vmul.f32 q0, q1, q0
; CHECK-NEXT: le lr, .LBB6_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: vmul.f32 s4, s2, s3
; CHECK-NEXT: cmp r2, r1
; CHECK-NEXT: vmul.f32 s0, s0, s1
; CHECK-NEXT: vmul.f32 s0, s0, s4
; CHECK-NEXT: beq .LBB6_9
; CHECK-NEXT: .LBB6_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r2
; CHECK-NEXT: add.w r0, r0, r2, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB6_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldr s2, [r0]
; CHECK-NEXT: adds r0, #4
; CHECK-NEXT: vmul.f32 s0, s2, s0
; CHECK-NEXT: le lr, .LBB6_8
; CHECK-NEXT: .LBB6_9: @ %for.cond.cleanup
; CHECK-NEXT: vmov r0, s0
; CHECK-NEXT: pop {r7, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x float> [ <float 1.000000e+00, float 1.000000e+00, float 1.000000e+00, float 1.000000e+00>, %vector.ph ], [ %2, %vector.body ]
%0 = getelementptr inbounds float, float* %x, i32 %index
%1 = bitcast float* %0 to <4 x float>*
%wide.load = load <4 x float>, <4 x float>* %1, align 4
%2 = fmul fast <4 x float> %wide.load, %vec.phi
%index.next = add i32 %index, 4
%3 = icmp eq i32 %index.next, %n.vec
br i1 %3, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%4 = call fast float @llvm.experimental.vector.reduce.v2.fmul.f32.v4f32(float 1.000000e+00, <4 x float> %2)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi float [ 1.000000e+00, %for.body.preheader ], [ %4, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi float [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds float, float* %x, i32 %i.08
%5 = load float, float* %arrayidx, align 4
%add = fmul fast float %5, %r.07
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi float [ 1.000000e+00, %entry ], [ %4, %middle.block ], [ %add, %for.body ]
ret float %r.0.lcssa
}
define i32 @smin_i32(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: smin_i32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB7_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB7_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: mvn r2, #-2147483648
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: b .LBB7_7
; CHECK-NEXT: .LBB7_3:
; CHECK-NEXT: mvn r2, #-2147483648
; CHECK-NEXT: b .LBB7_9
; CHECK-NEXT: .LBB7_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: sub.w r12, r3, #4
; CHECK-NEXT: vmvn.i32 q0, #0x80000000
; CHECK-NEXT: add.w lr, r2, r12, lsr #2
; CHECK-NEXT: mov r2, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB7_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r2], #16
; CHECK-NEXT: vmin.s32 q0, q0, q1
; CHECK-NEXT: le lr, .LBB7_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: mvn r2, #-2147483648
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: vminv.s32 r2, q0
; CHECK-NEXT: beq .LBB7_9
; CHECK-NEXT: .LBB7_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r0, r0, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB7_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r1, [r0], #4
; CHECK-NEXT: cmp r2, r1
; CHECK-NEXT: it ge
; CHECK-NEXT: movge r2, r1
; CHECK-NEXT: le lr, .LBB7_8
; CHECK-NEXT: .LBB7_9: @ %for.cond.cleanup
; CHECK-NEXT: mov r0, r2
; CHECK-NEXT: pop {r7, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x i32> [ <i32 2147483647, i32 2147483647, i32 2147483647, i32 2147483647>, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%2 = icmp slt <4 x i32> %vec.phi, %wide.load
%3 = select <4 x i1> %2, <4 x i32> %vec.phi, <4 x i32> %wide.load
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%5 = call i32 @llvm.experimental.vector.reduce.smin.v4i32(<4 x i32> %3)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ 2147483647, %for.body.preheader ], [ %5, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%6 = load i32, i32* %arrayidx, align 4
%c = icmp slt i32 %r.07, %6
%add = select i1 %c, i32 %r.07, i32 %6
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ 2147483647, %entry ], [ %5, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @smin_i32_inloop(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: smin_i32_inloop:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, lr}
; CHECK-NEXT: push {r4, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB8_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: mov r12, r0
; CHECK-NEXT: mvn r0, #-2147483648
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB8_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: b .LBB8_7
; CHECK-NEXT: .LBB8_3:
; CHECK-NEXT: mvn r0, #-2147483648
; CHECK-NEXT: b .LBB8_9
; CHECK-NEXT: .LBB8_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: sub.w lr, r3, #4
; CHECK-NEXT: add.w lr, r2, lr, lsr #2
; CHECK-NEXT: mov r2, r12
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB8_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q0, [r2], #16
; CHECK-NEXT: mvn r4, #-2147483648
; CHECK-NEXT: vminv.s32 r4, q0
; CHECK-NEXT: cmp r0, r4
; CHECK-NEXT: it ge
; CHECK-NEXT: movge r0, r4
; CHECK-NEXT: le lr, .LBB8_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: it eq
; CHECK-NEXT: popeq {r4, pc}
; CHECK-NEXT: .LBB8_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r1, r12, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB8_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r2, [r1], #4
; CHECK-NEXT: cmp r0, r2
; CHECK-NEXT: it ge
; CHECK-NEXT: movge r0, r2
; CHECK-NEXT: le lr, .LBB8_8
; CHECK-NEXT: .LBB8_9: @ %for.cond.cleanup
; CHECK-NEXT: pop {r4, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi i32 [ 2147483647, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%l5 = call i32 @llvm.experimental.vector.reduce.smin.v4i32(<4 x i32> %wide.load)
%2 = icmp slt i32 %vec.phi, %l5
%3 = select i1 %2, i32 %vec.phi, i32 %l5
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%5 = phi i32 [ %3, %vector.body ]
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ 2147483647, %for.body.preheader ], [ %5, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%6 = load i32, i32* %arrayidx, align 4
%c = icmp slt i32 %r.07, %6
%add = select i1 %c, i32 %r.07, i32 %6
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ 2147483647, %entry ], [ %5, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @smax_i32(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: smax_i32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB9_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB9_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: mov.w r2, #-2147483648
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: b .LBB9_7
; CHECK-NEXT: .LBB9_3:
; CHECK-NEXT: mov.w r2, #-2147483648
; CHECK-NEXT: b .LBB9_9
; CHECK-NEXT: .LBB9_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: sub.w r12, r3, #4
; CHECK-NEXT: vmov.i32 q0, #0x80000000
; CHECK-NEXT: add.w lr, r2, r12, lsr #2
; CHECK-NEXT: mov r2, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB9_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r2], #16
; CHECK-NEXT: vmax.s32 q0, q0, q1
; CHECK-NEXT: le lr, .LBB9_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: mov.w r2, #-2147483648
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: vmaxv.s32 r2, q0
; CHECK-NEXT: beq .LBB9_9
; CHECK-NEXT: .LBB9_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r0, r0, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB9_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r1, [r0], #4
; CHECK-NEXT: cmp r2, r1
; CHECK-NEXT: it le
; CHECK-NEXT: movle r2, r1
; CHECK-NEXT: le lr, .LBB9_8
; CHECK-NEXT: .LBB9_9: @ %for.cond.cleanup
; CHECK-NEXT: mov r0, r2
; CHECK-NEXT: pop {r7, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x i32> [ <i32 -2147483648, i32 -2147483648, i32 -2147483648, i32 -2147483648>, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%2 = icmp sgt <4 x i32> %vec.phi, %wide.load
%3 = select <4 x i1> %2, <4 x i32> %vec.phi, <4 x i32> %wide.load
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%5 = call i32 @llvm.experimental.vector.reduce.smax.v4i32(<4 x i32> %3)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ -2147483648, %for.body.preheader ], [ %5, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%6 = load i32, i32* %arrayidx, align 4
%c = icmp sgt i32 %r.07, %6
%add = select i1 %c, i32 %r.07, i32 %6
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ -2147483648, %entry ], [ %5, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @smax_i32_inloop(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: smax_i32_inloop:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, lr}
; CHECK-NEXT: push {r4, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB10_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: mov r12, r0
; CHECK-NEXT: mov.w r0, #-2147483648
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB10_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: b .LBB10_7
; CHECK-NEXT: .LBB10_3:
; CHECK-NEXT: mov.w r0, #-2147483648
; CHECK-NEXT: b .LBB10_9
; CHECK-NEXT: .LBB10_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: sub.w lr, r3, #4
; CHECK-NEXT: add.w lr, r2, lr, lsr #2
; CHECK-NEXT: mov r2, r12
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB10_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q0, [r2], #16
; CHECK-NEXT: mov.w r4, #-2147483648
; CHECK-NEXT: vmaxv.s32 r4, q0
; CHECK-NEXT: cmp r0, r4
; CHECK-NEXT: it le
; CHECK-NEXT: movle r0, r4
; CHECK-NEXT: le lr, .LBB10_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: it eq
; CHECK-NEXT: popeq {r4, pc}
; CHECK-NEXT: .LBB10_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r1, r12, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB10_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r2, [r1], #4
; CHECK-NEXT: cmp r0, r2
; CHECK-NEXT: it le
; CHECK-NEXT: movle r0, r2
; CHECK-NEXT: le lr, .LBB10_8
; CHECK-NEXT: .LBB10_9: @ %for.cond.cleanup
; CHECK-NEXT: pop {r4, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi i32 [ -2147483648, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%l5 = call i32 @llvm.experimental.vector.reduce.smax.v4i32(<4 x i32> %wide.load)
%2 = icmp sgt i32 %vec.phi, %l5
%3 = select i1 %2, i32 %vec.phi, i32 %l5
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%5 = phi i32 [ %3, %vector.body ]
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ -2147483648, %for.body.preheader ], [ %5, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%6 = load i32, i32* %arrayidx, align 4
%c = icmp sgt i32 %r.07, %6
%add = select i1 %c, i32 %r.07, i32 %6
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ -2147483648, %entry ], [ %5, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @umin_i32(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: umin_i32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB11_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB11_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: mov.w r2, #-1
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: b .LBB11_7
; CHECK-NEXT: .LBB11_3:
; CHECK-NEXT: mov.w r2, #-1
; CHECK-NEXT: b .LBB11_9
; CHECK-NEXT: .LBB11_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: sub.w r12, r3, #4
; CHECK-NEXT: vmov.i8 q0, #0xff
; CHECK-NEXT: add.w lr, r2, r12, lsr #2
; CHECK-NEXT: mov r2, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB11_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r2], #16
; CHECK-NEXT: vmin.u32 q0, q0, q1
; CHECK-NEXT: le lr, .LBB11_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: mov.w r2, #-1
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: vminv.u32 r2, q0
; CHECK-NEXT: beq .LBB11_9
; CHECK-NEXT: .LBB11_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r0, r0, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB11_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r1, [r0], #4
; CHECK-NEXT: cmp r2, r1
; CHECK-NEXT: it hs
; CHECK-NEXT: movhs r2, r1
; CHECK-NEXT: le lr, .LBB11_8
; CHECK-NEXT: .LBB11_9: @ %for.cond.cleanup
; CHECK-NEXT: mov r0, r2
; CHECK-NEXT: pop {r7, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x i32> [ <i32 -1, i32 -1, i32 -1, i32 -1>, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%2 = icmp ult <4 x i32> %vec.phi, %wide.load
%3 = select <4 x i1> %2, <4 x i32> %vec.phi, <4 x i32> %wide.load
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%5 = call i32 @llvm.experimental.vector.reduce.umin.v4i32(<4 x i32> %3)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ -1, %for.body.preheader ], [ %5, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%6 = load i32, i32* %arrayidx, align 4
%c = icmp ult i32 %r.07, %6
%add = select i1 %c, i32 %r.07, i32 %6
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ -1, %entry ], [ %5, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @umin_i32_inloop(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: umin_i32_inloop:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, lr}
; CHECK-NEXT: push {r4, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB12_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: mov r12, r0
; CHECK-NEXT: mov.w r0, #-1
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB12_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: b .LBB12_7
; CHECK-NEXT: .LBB12_3:
; CHECK-NEXT: mov.w r0, #-1
; CHECK-NEXT: b .LBB12_9
; CHECK-NEXT: .LBB12_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: sub.w lr, r3, #4
; CHECK-NEXT: add.w lr, r2, lr, lsr #2
; CHECK-NEXT: mov r2, r12
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB12_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q0, [r2], #16
; CHECK-NEXT: mov.w r4, #-1
; CHECK-NEXT: vminv.u32 r4, q0
; CHECK-NEXT: cmp r0, r4
; CHECK-NEXT: it hs
; CHECK-NEXT: movhs r0, r4
; CHECK-NEXT: le lr, .LBB12_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: it eq
; CHECK-NEXT: popeq {r4, pc}
; CHECK-NEXT: .LBB12_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r1, r12, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB12_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r2, [r1], #4
; CHECK-NEXT: cmp r0, r2
; CHECK-NEXT: it ls
; CHECK-NEXT: movls r0, r2
; CHECK-NEXT: le lr, .LBB12_8
; CHECK-NEXT: .LBB12_9: @ %for.cond.cleanup
; CHECK-NEXT: pop {r4, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi i32 [ -1, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%l5 = call i32 @llvm.experimental.vector.reduce.umin.v4i32(<4 x i32> %wide.load)
%2 = icmp ult i32 %vec.phi, %l5
%3 = select i1 %2, i32 %vec.phi, i32 %l5
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%5 = phi i32 [ %3, %vector.body ]
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ -1, %for.body.preheader ], [ %5, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%6 = load i32, i32* %arrayidx, align 4
%c = icmp ugt i32 %r.07, %6
%add = select i1 %c, i32 %r.07, i32 %6
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ -1, %entry ], [ %5, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @umax_i32(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: umax_i32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB13_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB13_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: b .LBB13_7
; CHECK-NEXT: .LBB13_3:
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: b .LBB13_9
; CHECK-NEXT: .LBB13_4: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: sub.w r12, r3, #4
; CHECK-NEXT: vmov.i32 q0, #0x0
; CHECK-NEXT: add.w lr, r2, r12, lsr #2
; CHECK-NEXT: mov r2, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB13_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r2], #16
; CHECK-NEXT: vmax.u32 q0, q0, q1
; CHECK-NEXT: le lr, .LBB13_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: vmaxv.u32 r2, q0
; CHECK-NEXT: beq .LBB13_9
; CHECK-NEXT: .LBB13_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r0, r0, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB13_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r1, [r0], #4
; CHECK-NEXT: cmp r2, r1
; CHECK-NEXT: it ls
; CHECK-NEXT: movls r2, r1
; CHECK-NEXT: le lr, .LBB13_8
; CHECK-NEXT: .LBB13_9: @ %for.cond.cleanup
; CHECK-NEXT: mov r0, r2
; CHECK-NEXT: pop {r7, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x i32> [ zeroinitializer, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%2 = icmp ugt <4 x i32> %vec.phi, %wide.load
%3 = select <4 x i1> %2, <4 x i32> %vec.phi, <4 x i32> %wide.load
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%5 = call i32 @llvm.experimental.vector.reduce.umax.v4i32(<4 x i32> %3)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ 0, %for.body.preheader ], [ %5, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%6 = load i32, i32* %arrayidx, align 4
%c = icmp ugt i32 %r.07, %6
%add = select i1 %c, i32 %r.07, i32 %6
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ 0, %entry ], [ %5, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define i32 @umax_i32_inloop(i32* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: umax_i32_inloop:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r4, lr}
; CHECK-NEXT: push {r4, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB14_8
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: mov r12, r0
; CHECK-NEXT: movs r3, #0
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: mov.w r0, #0
; CHECK-NEXT: blo .LBB14_5
; CHECK-NEXT: @ %bb.2: @ %vector.ph
; CHECK-NEXT: bic r3, r1, #3
; CHECK-NEXT: movs r2, #1
; CHECK-NEXT: subs r0, r3, #4
; CHECK-NEXT: add.w lr, r2, r0, lsr #2
; CHECK-NEXT: movs r0, #0
; CHECK-NEXT: mov r2, r12
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB14_3: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q0, [r2], #16
; CHECK-NEXT: movs r4, #0
; CHECK-NEXT: vmaxv.u32 r4, q0
; CHECK-NEXT: cmp r0, r4
; CHECK-NEXT: it ls
; CHECK-NEXT: movls r0, r4
; CHECK-NEXT: le lr, .LBB14_3
; CHECK-NEXT: @ %bb.4: @ %middle.block
; CHECK-NEXT: cmp r3, r1
; CHECK-NEXT: it eq
; CHECK-NEXT: popeq {r4, pc}
; CHECK-NEXT: .LBB14_5: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r3
; CHECK-NEXT: add.w r1, r12, r3, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB14_6: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: ldr r2, [r1], #4
; CHECK-NEXT: cmp r0, r2
; CHECK-NEXT: it ls
; CHECK-NEXT: movls r0, r2
; CHECK-NEXT: le lr, .LBB14_6
; CHECK-NEXT: @ %bb.7: @ %for.cond.cleanup
; CHECK-NEXT: pop {r4, pc}
; CHECK-NEXT: .LBB14_8:
; CHECK-NEXT: movs r0, #0
; CHECK-NEXT: pop {r4, pc}
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi i32 [ 0, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds i32, i32* %x, i32 %index
%1 = bitcast i32* %0 to <4 x i32>*
%wide.load = load <4 x i32>, <4 x i32>* %1, align 4
%l5 = call i32 @llvm.experimental.vector.reduce.umax.v4i32(<4 x i32> %wide.load)
%2 = icmp ugt i32 %vec.phi, %l5
%3 = select i1 %2, i32 %vec.phi, i32 %l5
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%5 = phi i32 [ %3, %vector.body ]
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi i32 [ 0, %for.body.preheader ], [ %5, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi i32 [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds i32, i32* %x, i32 %i.08
%6 = load i32, i32* %arrayidx, align 4
%c = icmp ugt i32 %r.07, %6
%add = select i1 %c, i32 %r.07, i32 %6
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi i32 [ 0, %entry ], [ %5, %middle.block ], [ %add, %for.body ]
ret i32 %r.0.lcssa
}
define float @fmin_f32(float* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: fmin_f32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB15_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB15_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: vldr s0, .LCPI15_0
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: b .LBB15_7
; CHECK-NEXT: .LBB15_3:
; CHECK-NEXT: vldr s0, .LCPI15_0
; CHECK-NEXT: b .LBB15_9
; CHECK-NEXT: .LBB15_4: @ %vector.ph
; CHECK-NEXT: bic r2, r1, #3
; CHECK-NEXT: movs r3, #1
; CHECK-NEXT: sub.w r12, r2, #4
; CHECK-NEXT: vmov.i32 q0, #0x0
; CHECK-NEXT: add.w lr, r3, r12, lsr #2
; CHECK-NEXT: mov r3, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB15_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r3], #16
; CHECK-NEXT: vcmp.f32 lt, q0, q1
; CHECK-NEXT: vpsel q0, q0, q1
; CHECK-NEXT: le lr, .LBB15_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: vmov.f32 s4, s2
; CHECK-NEXT: cmp r2, r1
; CHECK-NEXT: vmov.f32 s5, s3
; CHECK-NEXT: vminnm.f32 q0, q0, q1
; CHECK-NEXT: vmov r3, s1
; CHECK-NEXT: vdup.32 q1, r3
; CHECK-NEXT: vminnm.f32 q0, q0, q1
; CHECK-NEXT: beq .LBB15_9
; CHECK-NEXT: .LBB15_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r2
; CHECK-NEXT: add.w r0, r0, r2, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB15_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldmia r0!, {s4}
; CHECK-NEXT: vcmp.f32 s0, s4
; CHECK-NEXT: vmrs APSR_nzcv, fpscr
; CHECK-NEXT: vselge.f32 s0, s4, s0
; CHECK-NEXT: le lr, .LBB15_8
; CHECK-NEXT: .LBB15_9: @ %for.cond.cleanup
; CHECK-NEXT: vmov r0, s0
; CHECK-NEXT: pop {r7, pc}
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: @ %bb.10:
; CHECK-NEXT: .LCPI15_0:
; CHECK-NEXT: .long 0x00000000 @ float 0
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x float> [ zeroinitializer, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds float, float* %x, i32 %index
%1 = bitcast float* %0 to <4 x float>*
%wide.load = load <4 x float>, <4 x float>* %1, align 4
%2 = fcmp ult <4 x float> %vec.phi, %wide.load
%3 = select <4 x i1> %2, <4 x float> %vec.phi, <4 x float> %wide.load
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%5 = call float @llvm.experimental.vector.reduce.fmin.v4f32(<4 x float> %3)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi float [ 0.0, %for.body.preheader ], [ %5, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi float [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds float, float* %x, i32 %i.08
%6 = load float, float* %arrayidx, align 4
%c = fcmp ult float %r.07, %6
%add = select i1 %c, float %r.07, float %6
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi float [ 0.0, %entry ], [ %5, %middle.block ], [ %add, %for.body ]
ret float %r.0.lcssa
}
define float @fmax_f32(float* nocapture readonly %x, i32 %n) {
; CHECK-LABEL: fmax_f32:
; CHECK: @ %bb.0: @ %entry
; CHECK-NEXT: .save {r7, lr}
; CHECK-NEXT: push {r7, lr}
; CHECK-NEXT: cmp r1, #1
; CHECK-NEXT: blt .LBB16_3
; CHECK-NEXT: @ %bb.1: @ %for.body.preheader
; CHECK-NEXT: cmp r1, #4
; CHECK-NEXT: bhs .LBB16_4
; CHECK-NEXT: @ %bb.2:
; CHECK-NEXT: vldr s0, .LCPI16_0
; CHECK-NEXT: movs r2, #0
; CHECK-NEXT: b .LBB16_7
; CHECK-NEXT: .LBB16_3:
; CHECK-NEXT: vldr s0, .LCPI16_0
; CHECK-NEXT: b .LBB16_9
; CHECK-NEXT: .LBB16_4: @ %vector.ph
; CHECK-NEXT: bic r2, r1, #3
; CHECK-NEXT: movs r3, #1
; CHECK-NEXT: sub.w r12, r2, #4
; CHECK-NEXT: vmov.i32 q0, #0x0
; CHECK-NEXT: add.w lr, r3, r12, lsr #2
; CHECK-NEXT: mov r3, r0
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB16_5: @ %vector.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldrw.u32 q1, [r3], #16
; CHECK-NEXT: vcmp.f32 lt, q1, q0
; CHECK-NEXT: vpsel q0, q0, q1
; CHECK-NEXT: le lr, .LBB16_5
; CHECK-NEXT: @ %bb.6: @ %middle.block
; CHECK-NEXT: vmov.f32 s4, s2
; CHECK-NEXT: cmp r2, r1
; CHECK-NEXT: vmov.f32 s5, s3
; CHECK-NEXT: vmaxnm.f32 q0, q0, q1
; CHECK-NEXT: vmov r3, s1
; CHECK-NEXT: vdup.32 q1, r3
; CHECK-NEXT: vmaxnm.f32 q0, q0, q1
; CHECK-NEXT: beq .LBB16_9
; CHECK-NEXT: .LBB16_7: @ %for.body.preheader1
; CHECK-NEXT: sub.w lr, r1, r2
; CHECK-NEXT: add.w r0, r0, r2, lsl #2
; CHECK-NEXT: dls lr, lr
; CHECK-NEXT: .LBB16_8: @ %for.body
; CHECK-NEXT: @ =>This Inner Loop Header: Depth=1
; CHECK-NEXT: vldmia r0!, {s4}
; CHECK-NEXT: vcmp.f32 s4, s0
; CHECK-NEXT: vmrs APSR_nzcv, fpscr
; CHECK-NEXT: vselge.f32 s0, s4, s0
; CHECK-NEXT: le lr, .LBB16_8
; CHECK-NEXT: .LBB16_9: @ %for.cond.cleanup
; CHECK-NEXT: vmov r0, s0
; CHECK-NEXT: pop {r7, pc}
; CHECK-NEXT: .p2align 2
; CHECK-NEXT: @ %bb.10:
; CHECK-NEXT: .LCPI16_0:
; CHECK-NEXT: .long 0x00000000 @ float 0
entry:
%cmp6 = icmp sgt i32 %n, 0
br i1 %cmp6, label %for.body.preheader, label %for.cond.cleanup
for.body.preheader: ; preds = %entry
%min.iters.check = icmp ult i32 %n, 4
br i1 %min.iters.check, label %for.body.preheader1, label %vector.ph
vector.ph: ; preds = %for.body.preheader
%n.vec = and i32 %n, -4
br label %vector.body
vector.body: ; preds = %vector.body, %vector.ph
%index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
%vec.phi = phi <4 x float> [ zeroinitializer, %vector.ph ], [ %3, %vector.body ]
%0 = getelementptr inbounds float, float* %x, i32 %index
%1 = bitcast float* %0 to <4 x float>*
%wide.load = load <4 x float>, <4 x float>* %1, align 4
%2 = fcmp ugt <4 x float> %vec.phi, %wide.load
%3 = select <4 x i1> %2, <4 x float> %vec.phi, <4 x float> %wide.load
%index.next = add i32 %index, 4
%4 = icmp eq i32 %index.next, %n.vec
br i1 %4, label %middle.block, label %vector.body
middle.block: ; preds = %vector.body
%5 = call float @llvm.experimental.vector.reduce.fmax.v4f32(<4 x float> %3)
%cmp.n = icmp eq i32 %n.vec, %n
br i1 %cmp.n, label %for.cond.cleanup, label %for.body.preheader1
for.body.preheader1: ; preds = %middle.block, %for.body.preheader
%i.08.ph = phi i32 [ 0, %for.body.preheader ], [ %n.vec, %middle.block ]
%r.07.ph = phi float [ 0.0, %for.body.preheader ], [ %5, %middle.block ]
br label %for.body
for.body: ; preds = %for.body.preheader1, %for.body
%i.08 = phi i32 [ %inc, %for.body ], [ %i.08.ph, %for.body.preheader1 ]
%r.07 = phi float [ %add, %for.body ], [ %r.07.ph, %for.body.preheader1 ]
%arrayidx = getelementptr inbounds float, float* %x, i32 %i.08
%6 = load float, float* %arrayidx, align 4
%c = fcmp ugt float %r.07, %6
%add = select i1 %c, float %r.07, float %6
%inc = add nuw nsw i32 %i.08, 1
%exitcond = icmp eq i32 %inc, %n
br i1 %exitcond, label %for.cond.cleanup, label %for.body
for.cond.cleanup: ; preds = %for.body, %middle.block, %entry
%r.0.lcssa = phi float [ 0.0, %entry ], [ %5, %middle.block ], [ %add, %for.body ]
ret float %r.0.lcssa
}
declare i32 @llvm.experimental.vector.reduce.add.v4i32(<4 x i32>)
declare i32 @llvm.experimental.vector.reduce.mul.v4i32(<4 x i32>)
declare i32 @llvm.experimental.vector.reduce.and.v4i32(<4 x i32>)
declare i32 @llvm.experimental.vector.reduce.or.v4i32(<4 x i32>)
declare i32 @llvm.experimental.vector.reduce.xor.v4i32(<4 x i32>)
declare float @llvm.experimental.vector.reduce.v2.fadd.f32.v4f32(float, <4 x float>)
declare float @llvm.experimental.vector.reduce.v2.fmul.f32.v4f32(float, <4 x float>)
declare i32 @llvm.experimental.vector.reduce.smin.v4i32(<4 x i32>)
declare i32 @llvm.experimental.vector.reduce.smax.v4i32(<4 x i32>)
declare i32 @llvm.experimental.vector.reduce.umin.v4i32(<4 x i32>)
declare i32 @llvm.experimental.vector.reduce.umax.v4i32(<4 x i32>)
declare float @llvm.experimental.vector.reduce.fmin.v4f32(<4 x float>)
declare float @llvm.experimental.vector.reduce.fmax.v4f32(<4 x float>)