llvm/test/CodeGen/AArch64/alias_mask_scalable.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -mtriple=aarch64 -mattr=+sve2 %s -o - | FileCheck %s

define <vscale x 16 x i1> @whilewr_8(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_8:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilewr p0.b, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 16 x i1> @llvm.loop.dependence.war.mask.nxv16i1(ptr %a, ptr %b, i64 1)
  ret <vscale x 16 x i1> %0
}

define <vscale x 8 x i1> @whilewr_16(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_16:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilewr p0.h, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 8 x i1> @llvm.loop.dependence.war.mask.nxv8i1(ptr %a, ptr %b, i64 2)
  ret <vscale x 8 x i1> %0
}

define <vscale x 4 x i1> @whilewr_32(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_32:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilewr p0.s, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 4 x i1> @llvm.loop.dependence.war.mask.nxv4i1(ptr %a, ptr %b, i64 4)
  ret <vscale x 4 x i1> %0
}

define <vscale x 2 x i1> @whilewr_64(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_64:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilewr p0.d, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 2 x i1> @llvm.loop.dependence.war.mask.nxv2i1(ptr %a, ptr %b, i64 8)
  ret <vscale x 2 x i1> %0
}

define <vscale x 16 x i1> @whilerw_8(ptr %a, ptr %b) {
; CHECK-LABEL: whilerw_8:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilerw p0.b, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 16 x i1> @llvm.loop.dependence.raw.mask.nxv16i1(ptr %a, ptr %b, i64 1)
  ret <vscale x 16 x i1> %0
}

define <vscale x 8 x i1> @whilerw_16(ptr %a, ptr %b) {
; CHECK-LABEL: whilerw_16:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilerw p0.h, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 8 x i1> @llvm.loop.dependence.raw.mask.nxv8i1(ptr %a, ptr %b, i64 2)
  ret <vscale x 8 x i1> %0
}

define <vscale x 4 x i1> @whilerw_32(ptr %a, ptr %b) {
; CHECK-LABEL: whilerw_32:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilerw p0.s, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 4 x i1> @llvm.loop.dependence.raw.mask.nxv4i1(ptr %a, ptr %b, i64 4)
  ret <vscale x 4 x i1> %0
}

define <vscale x 2 x i1> @whilerw_64(ptr %a, ptr %b) {
; CHECK-LABEL: whilerw_64:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilerw p0.d, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 2 x i1> @llvm.loop.dependence.raw.mask.nxv2i1(ptr %a, ptr %b, i64 8)
  ret <vscale x 2 x i1> %0
}

define <vscale x 32 x i1> @whilewr_8_split(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_8_split:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    sub x9, x1, x0
; CHECK-NEXT:    rdvl x8, #1
; CHECK-NEXT:    cmp x9, #1
; CHECK-NEXT:    csinv x9, x9, xzr, ge
; CHECK-NEXT:    whilewr p0.b, x0, x1
; CHECK-NEXT:    whilelo p1.b, x8, x9
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 32 x i1> @llvm.loop.dependence.war.mask.nxv32i1(ptr %a, ptr %b, i64 1)
  ret <vscale x 32 x i1> %0
}

define <vscale x 64 x i1> @whilewr_8_split2(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_8_split2:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    sub x9, x1, x0
; CHECK-NEXT:    rdvl x8, #1
; CHECK-NEXT:    rdvl x10, #2
; CHECK-NEXT:    cmp x9, #1
; CHECK-NEXT:    csinv x9, x9, xzr, ge
; CHECK-NEXT:    whilewr p0.b, x0, x1
; CHECK-NEXT:    whilelo p1.b, x8, x9
; CHECK-NEXT:    rdvl x8, #3
; CHECK-NEXT:    whilelo p2.b, x10, x9
; CHECK-NEXT:    whilelo p3.b, x8, x9
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 64 x i1> @llvm.loop.dependence.war.mask.nxv64i1(ptr %a, ptr %b, i64 1)
  ret <vscale x 64 x i1> %0
}

define <vscale x 16 x i1> @whilewr_16_expand(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_16_expand:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    sub x8, x1, x0
; CHECK-NEXT:    add x8, x8, x8, lsr #63
; CHECK-NEXT:    asr x8, x8, #1
; CHECK-NEXT:    cmp x8, #1
; CHECK-NEXT:    csinv x8, x8, xzr, ge
; CHECK-NEXT:    whilelo p0.b, xzr, x8
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 16 x i1> @llvm.loop.dependence.war.mask.nxv16i1(ptr %a, ptr %b, i64 2)
  ret <vscale x 16 x i1> %0
}

define <vscale x 32 x i1> @whilewr_16_expand2(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_16_expand2:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    sub x9, x1, x0
; CHECK-NEXT:    rdvl x8, #1
; CHECK-NEXT:    add x9, x9, x9, lsr #63
; CHECK-NEXT:    asr x9, x9, #1
; CHECK-NEXT:    cmp x9, #1
; CHECK-NEXT:    csinv x9, x9, xzr, ge
; CHECK-NEXT:    whilelo p0.b, xzr, x9
; CHECK-NEXT:    whilelo p1.b, x8, x9
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 32 x i1> @llvm.loop.dependence.war.mask.nxv32i1(ptr %a, ptr %b, i64 2)
  ret <vscale x 32 x i1> %0
}

define <vscale x 8 x i1> @whilewr_32_expand(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_32_expand:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    subs x8, x1, x0
; CHECK-NEXT:    add x9, x8, #3
; CHECK-NEXT:    csel x8, x9, x8, mi
; CHECK-NEXT:    asr x8, x8, #2
; CHECK-NEXT:    cmp x8, #1
; CHECK-NEXT:    csinv x8, x8, xzr, ge
; CHECK-NEXT:    whilelo p0.h, xzr, x8
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 8 x i1> @llvm.loop.dependence.war.mask.nxv8i1(ptr %a, ptr %b, i64 4)
  ret <vscale x 8 x i1> %0
}

define <vscale x 16 x i1> @whilewr_32_expand2(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_32_expand2:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    subs x8, x1, x0
; CHECK-NEXT:    add x9, x8, #3
; CHECK-NEXT:    csel x8, x9, x8, mi
; CHECK-NEXT:    asr x8, x8, #2
; CHECK-NEXT:    cmp x8, #1
; CHECK-NEXT:    csinv x8, x8, xzr, ge
; CHECK-NEXT:    whilelo p0.b, xzr, x8
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 16 x i1> @llvm.loop.dependence.war.mask.nxv16i1(ptr %a, ptr %b, i64 4)
  ret <vscale x 16 x i1> %0
}

define <vscale x 32 x i1> @whilewr_32_expand3(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_32_expand3:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    subs x9, x1, x0
; CHECK-NEXT:    rdvl x8, #1
; CHECK-NEXT:    add x10, x9, #3
; CHECK-NEXT:    csel x9, x10, x9, mi
; CHECK-NEXT:    asr x9, x9, #2
; CHECK-NEXT:    cmp x9, #1
; CHECK-NEXT:    csinv x9, x9, xzr, ge
; CHECK-NEXT:    whilelo p0.b, xzr, x9
; CHECK-NEXT:    whilelo p1.b, x8, x9
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 32 x i1> @llvm.loop.dependence.war.mask.nxv32i1(ptr %a, ptr %b, i64 4)
  ret <vscale x 32 x i1> %0
}

define <vscale x 4 x i1> @whilewr_64_expand(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_64_expand:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    subs x8, x1, x0
; CHECK-NEXT:    add x9, x8, #7
; CHECK-NEXT:    csel x8, x9, x8, mi
; CHECK-NEXT:    asr x8, x8, #3
; CHECK-NEXT:    cmp x8, #1
; CHECK-NEXT:    csinv x8, x8, xzr, ge
; CHECK-NEXT:    whilelo p0.s, xzr, x8
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 4 x i1> @llvm.loop.dependence.war.mask.nxv4i1(ptr %a, ptr %b, i64 8)
  ret <vscale x 4 x i1> %0
}

define <vscale x 8 x i1> @whilewr_64_expand2(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_64_expand2:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    subs x8, x1, x0
; CHECK-NEXT:    add x9, x8, #7
; CHECK-NEXT:    csel x8, x9, x8, mi
; CHECK-NEXT:    asr x8, x8, #3
; CHECK-NEXT:    cmp x8, #1
; CHECK-NEXT:    csinv x8, x8, xzr, ge
; CHECK-NEXT:    whilelo p0.h, xzr, x8
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 8 x i1> @llvm.loop.dependence.war.mask.nxv8i1(ptr %a, ptr %b, i64 8)
  ret <vscale x 8 x i1> %0
}

define <vscale x 16 x i1> @whilewr_64_expand3(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_64_expand3:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    subs x8, x1, x0
; CHECK-NEXT:    add x9, x8, #7
; CHECK-NEXT:    csel x8, x9, x8, mi
; CHECK-NEXT:    asr x8, x8, #3
; CHECK-NEXT:    cmp x8, #1
; CHECK-NEXT:    csinv x8, x8, xzr, ge
; CHECK-NEXT:    whilelo p0.b, xzr, x8
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 16 x i1> @llvm.loop.dependence.war.mask.nxv16i1(ptr %a, ptr %b, i64 8)
  ret <vscale x 16 x i1> %0
}

define <vscale x 32 x i1> @whilewr_64_expand4(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_64_expand4:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    subs x9, x1, x0
; CHECK-NEXT:    rdvl x8, #1
; CHECK-NEXT:    add x10, x9, #7
; CHECK-NEXT:    csel x9, x10, x9, mi
; CHECK-NEXT:    asr x9, x9, #3
; CHECK-NEXT:    cmp x9, #1
; CHECK-NEXT:    csinv x9, x9, xzr, ge
; CHECK-NEXT:    whilelo p0.b, xzr, x9
; CHECK-NEXT:    whilelo p1.b, x8, x9
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 32 x i1> @llvm.loop.dependence.war.mask.nxv32i1(ptr %a, ptr %b, i64 8)
  ret <vscale x 32 x i1> %0
}

define <vscale x 9 x i1> @whilewr_8_widen(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_8_widen:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilewr p0.b, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 9 x i1> @llvm.loop.dependence.war.mask.nxv9i1(ptr %a, ptr %b, i64 1)
  ret <vscale x 9 x i1> %0
}

define <vscale x 7 x i1> @whilewr_16_widen(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_16_widen:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilewr p0.h, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 7 x i1> @llvm.loop.dependence.war.mask.nxv7i1(ptr %a, ptr %b, i64 2)
  ret <vscale x 7 x i1> %0
}

define <vscale x 3 x i1> @whilewr_32_widen(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_32_widen:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilewr p0.s, x0, x1
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 3 x i1> @llvm.loop.dependence.war.mask.nxv3i1(ptr %a, ptr %b, i64 4)
  ret <vscale x 3 x i1> %0
}

define <vscale x 16 x i1> @whilewr_badimm(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_badimm:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    mov x8, #6148914691236517205 // =0x5555555555555555
; CHECK-NEXT:    sub x9, x1, x0
; CHECK-NEXT:    movk x8, #21846
; CHECK-NEXT:    smulh x8, x9, x8
; CHECK-NEXT:    add x8, x8, x8, lsr #63
; CHECK-NEXT:    cmp x8, #1
; CHECK-NEXT:    csinv x8, x8, xzr, ge
; CHECK-NEXT:    whilelo p0.b, xzr, x8
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 16 x i1> @llvm.loop.dependence.war.mask.nxv16i1(ptr %a, ptr %b, i64 3)
  ret <vscale x 16 x i1> %0
}

define <vscale x 8 x i1> @whilewr_extract_nxv8i1(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_extract_nxv8i1:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilewr p0.b, x0, x1
; CHECK-NEXT:    punpklo p0.h, p0.b
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 8 x i1> @llvm.loop.dependence.war.mask.nxv8i1(ptr %a, ptr %b, i64 1)
  ret <vscale x 8 x i1> %0
}

define <vscale x 4 x i1> @whilewr_extract_nxv4i1(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_extract_nxv4i1:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilewr p0.b, x0, x1
; CHECK-NEXT:    punpklo p0.h, p0.b
; CHECK-NEXT:    punpklo p0.h, p0.b
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 4 x i1> @llvm.loop.dependence.war.mask.nxv4i1(ptr %a, ptr %b, i64 1)
  ret <vscale x 4 x i1> %0
}


define <vscale x 2 x i1> @whilewr_extract_nxv2i1(ptr %a, ptr %b) {
; CHECK-LABEL: whilewr_extract_nxv2i1:
; CHECK:       // %bb.0: // %entry
; CHECK-NEXT:    whilewr p0.s, x0, x1
; CHECK-NEXT:    punpklo p0.h, p0.b
; CHECK-NEXT:    ret
entry:
  %0 = call <vscale x 2 x i1> @llvm.loop.dependence.war.mask.nxv2i1(ptr %a, ptr %b, i64 4)
  ret <vscale x 2 x i1> %0
}