; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -O0 -mtriple=aarch64-unknown-unknown | FileCheck %s --check-prefix=CHECKO0
; RUN: llc < %s -mtriple=aarch64-unknown-unknown -mattr=+neon | FileCheck %s --check-prefixes=CHECK,NEON
; RUN: llc < %s -mtriple=aarch64-unknown-unknown -mattr=+neon,+dotprod | FileCheck %s --check-prefixes=CHECK,DOT
; RUN: llc < %s -mtriple=aarch64-unknown-unknown -mattr=+sve | FileCheck %s --check-prefixes=CHECK,SVE
; RUN: llc < %s -mtriple=aarch64_be-unknown-unknown | FileCheck %s --check-prefixes=BE
; RUN: llc < %s -global-isel -mtriple=aarch64-unknown-unknown | FileCheck %s --check-prefix=GISEL
; RUN: llc < %s -O0 -global-isel -mtriple=aarch64-unknown-unknown | FileCheck %s --check-prefix=GISELO0
; RUN: llc < %s -global-isel -mtriple=aarch64-unknown-unknown -mattr=+neon | FileCheck %s --check-prefixes=GISEL,NEON-GISEL
; RUN: llc < %s -global-isel -mtriple=aarch64-unknown-unknown -mattr=+neon,+dotprod | FileCheck %s --check-prefixes=GISEL,DOT-GISEL
; RUN: llc < %s -global-isel -mtriple=aarch64-unknown-unknown -mattr=+sve | FileCheck %s --check-prefixes=GISEL,SVE-GISEL


; Function Attrs: nobuiltin nounwind readonly
define i8 @popcount128(ptr nocapture nonnull readonly %0) {
; CHECKO0-LABEL: popcount128:
; CHECKO0:       // %bb.0: // %Entry
; CHECKO0-NEXT:    ldr q0, [x0]
; CHECKO0-NEXT:    cnt v0.16b, v0.16b
; CHECKO0-NEXT:    uaddlv h0, v0.16b
; CHECKO0-NEXT:    // kill: def $q0 killed $h0
; CHECKO0-NEXT:    // kill: def $s0 killed $s0 killed $q0
; CHECKO0-NEXT:    fmov w0, s0
; CHECKO0-NEXT:    ret
;
; NEON-LABEL: popcount128:
; NEON:       // %bb.0: // %Entry
; NEON-NEXT:    ldr d0, [x0]
; NEON-NEXT:    add x8, x0, #8
; NEON-NEXT:    ld1 { v0.d }[1], [x8]
; NEON-NEXT:    cnt v0.16b, v0.16b
; NEON-NEXT:    addv b0, v0.16b
; NEON-NEXT:    fmov w0, s0
; NEON-NEXT:    ret
;
; DOT-LABEL: popcount128:
; DOT:       // %bb.0: // %Entry
; DOT-NEXT:    ldr d0, [x0]
; DOT-NEXT:    add x8, x0, #8
; DOT-NEXT:    ld1 { v0.d }[1], [x8]
; DOT-NEXT:    cnt v0.16b, v0.16b
; DOT-NEXT:    addv b0, v0.16b
; DOT-NEXT:    fmov w0, s0
; DOT-NEXT:    ret
;
; SVE-LABEL: popcount128:
; SVE:       // %bb.0: // %Entry
; SVE-NEXT:    ldr d0, [x0]
; SVE-NEXT:    add x8, x0, #8
; SVE-NEXT:    ptrue p0.d
; SVE-NEXT:    ld1 { v0.d }[1], [x8]
; SVE-NEXT:    cnt z0.d, p0/m, z0.d
; SVE-NEXT:    addp d0, v0.2d
; SVE-NEXT:    fmov w0, s0
; SVE-NEXT:    ret
;
; BE-LABEL: popcount128:
; BE:       // %bb.0: // %Entry
; BE-NEXT:    ldr d0, [x0]
; BE-NEXT:    add x8, x0, #8
; BE-NEXT:    ld1 { v0.d }[1], [x8]
; BE-NEXT:    rev64 v0.16b, v0.16b
; BE-NEXT:    cnt v0.16b, v0.16b
; BE-NEXT:    addv b0, v0.16b
; BE-NEXT:    rev64 v0.4s, v0.4s
; BE-NEXT:    mov w0, v0.s[1]
; BE-NEXT:    ret
;
; GISEL-LABEL: popcount128:
; GISEL:       // %bb.0: // %Entry
; GISEL-NEXT:    ldr q0, [x0]
; GISEL-NEXT:    cnt v0.16b, v0.16b
; GISEL-NEXT:    uaddlv h0, v0.16b
; GISEL-NEXT:    fmov w0, s0
; GISEL-NEXT:    ret
;
; GISELO0-LABEL: popcount128:
; GISELO0:       // %bb.0: // %Entry
; GISELO0-NEXT:    ldr q0, [x0]
; GISELO0-NEXT:    cnt v0.16b, v0.16b
; GISELO0-NEXT:    uaddlv h0, v0.16b
; GISELO0-NEXT:    // kill: def $q0 killed $h0
; GISELO0-NEXT:    // kill: def $s0 killed $s0 killed $q0
; GISELO0-NEXT:    fmov w0, s0
; GISELO0-NEXT:    ret
Entry:
  %1 = load i128, ptr %0, align 16
  %2 = tail call i128 @llvm.ctpop.i128(i128 %1)
  %3 = trunc i128 %2 to i8
  ret i8 %3
}

; Function Attrs: nounwind readnone speculatable willreturn
declare i128 @llvm.ctpop.i128(i128)

; Function Attrs: nobuiltin nounwind readonly
define i16 @popcount256(ptr nocapture nonnull readonly %0) {
; CHECKO0-LABEL: popcount256:
; CHECKO0:       // %bb.0: // %Entry
; CHECKO0-NEXT:    ldr x11, [x0]
; CHECKO0-NEXT:    ldr x10, [x0, #8]
; CHECKO0-NEXT:    ldr x9, [x0, #16]
; CHECKO0-NEXT:    ldr x8, [x0, #24]
; CHECKO0-NEXT:    // implicit-def: $q1
; CHECKO0-NEXT:    mov v1.d[0], x11
; CHECKO0-NEXT:    mov v1.d[1], x10
; CHECKO0-NEXT:    // implicit-def: $q0
; CHECKO0-NEXT:    mov v0.d[0], x9
; CHECKO0-NEXT:    mov v0.d[1], x8
; CHECKO0-NEXT:    cnt v1.16b, v1.16b
; CHECKO0-NEXT:    uaddlv h1, v1.16b
; CHECKO0-NEXT:    // kill: def $q1 killed $h1
; CHECKO0-NEXT:    // kill: def $s1 killed $s1 killed $q1
; CHECKO0-NEXT:    fmov w0, s1
; CHECKO0-NEXT:    mov w10, wzr
; CHECKO0-NEXT:    mov w9, w0
; CHECKO0-NEXT:    mov w8, w10
; CHECKO0-NEXT:    bfi x9, x8, #32, #32
; CHECKO0-NEXT:    cnt v0.16b, v0.16b
; CHECKO0-NEXT:    uaddlv h0, v0.16b
; CHECKO0-NEXT:    // kill: def $q0 killed $h0
; CHECKO0-NEXT:    // kill: def $s0 killed $s0 killed $q0
; CHECKO0-NEXT:    fmov w0, s0
; CHECKO0-NEXT:    mov w8, w0
; CHECKO0-NEXT:    // kill: def $x10 killed $w10
; CHECKO0-NEXT:    bfi x8, x10, #32, #32
; CHECKO0-NEXT:    adds x8, x8, x9
; CHECKO0-NEXT:    mov w0, w8
; CHECKO0-NEXT:    ret
;
; NEON-LABEL: popcount256:
; NEON:       // %bb.0: // %Entry
; NEON-NEXT:    ldr d0, [x0, #16]
; NEON-NEXT:    ldr d1, [x0]
; NEON-NEXT:    add x8, x0, #8
; NEON-NEXT:    add x9, x0, #24
; NEON-NEXT:    ld1 { v0.d }[1], [x9]
; NEON-NEXT:    ld1 { v1.d }[1], [x8]
; NEON-NEXT:    cnt v0.16b, v0.16b
; NEON-NEXT:    cnt v1.16b, v1.16b
; NEON-NEXT:    addv b0, v0.16b
; NEON-NEXT:    addv b1, v1.16b
; NEON-NEXT:    fmov w8, s0
; NEON-NEXT:    fmov w9, s1
; NEON-NEXT:    add w0, w9, w8
; NEON-NEXT:    ret
;
; DOT-LABEL: popcount256:
; DOT:       // %bb.0: // %Entry
; DOT-NEXT:    ldr d0, [x0, #16]
; DOT-NEXT:    ldr d1, [x0]
; DOT-NEXT:    add x8, x0, #8
; DOT-NEXT:    add x9, x0, #24
; DOT-NEXT:    ld1 { v0.d }[1], [x9]
; DOT-NEXT:    ld1 { v1.d }[1], [x8]
; DOT-NEXT:    cnt v0.16b, v0.16b
; DOT-NEXT:    cnt v1.16b, v1.16b
; DOT-NEXT:    addv b0, v0.16b
; DOT-NEXT:    addv b1, v1.16b
; DOT-NEXT:    fmov w8, s0
; DOT-NEXT:    fmov w9, s1
; DOT-NEXT:    add w0, w9, w8
; DOT-NEXT:    ret
;
; SVE-LABEL: popcount256:
; SVE:       // %bb.0: // %Entry
; SVE-NEXT:    ldr d0, [x0, #16]
; SVE-NEXT:    ldr d1, [x0]
; SVE-NEXT:    add x8, x0, #8
; SVE-NEXT:    add x9, x0, #24
; SVE-NEXT:    ptrue p0.d
; SVE-NEXT:    ld1 { v0.d }[1], [x9]
; SVE-NEXT:    ld1 { v1.d }[1], [x8]
; SVE-NEXT:    cnt z0.d, p0/m, z0.d
; SVE-NEXT:    cnt z1.d, p0/m, z1.d
; SVE-NEXT:    add v0.2d, v1.2d, v0.2d
; SVE-NEXT:    addp d0, v0.2d
; SVE-NEXT:    fmov w0, s0
; SVE-NEXT:    ret
;
; BE-LABEL: popcount256:
; BE:       // %bb.0: // %Entry
; BE-NEXT:    ldr d0, [x0]
; BE-NEXT:    ldr d1, [x0, #16]
; BE-NEXT:    add x8, x0, #24
; BE-NEXT:    add x9, x0, #8
; BE-NEXT:    ld1 { v0.d }[1], [x9]
; BE-NEXT:    ld1 { v1.d }[1], [x8]
; BE-NEXT:    rev64 v0.16b, v0.16b
; BE-NEXT:    rev64 v1.16b, v1.16b
; BE-NEXT:    cnt v0.16b, v0.16b
; BE-NEXT:    cnt v1.16b, v1.16b
; BE-NEXT:    addv b0, v0.16b
; BE-NEXT:    addv b1, v1.16b
; BE-NEXT:    rev64 v0.4s, v0.4s
; BE-NEXT:    rev64 v1.4s, v1.4s
; BE-NEXT:    mov w8, v0.s[1]
; BE-NEXT:    mov w9, v1.s[1]
; BE-NEXT:    add w0, w9, w8
; BE-NEXT:    ret
;
; GISEL-LABEL: popcount256:
; GISEL:       // %bb.0: // %Entry
; GISEL-NEXT:    ldp x8, x9, [x0]
; GISEL-NEXT:    mov v0.d[0], x8
; GISEL-NEXT:    ldp x8, x10, [x0, #16]
; GISEL-NEXT:    mov v1.d[0], x8
; GISEL-NEXT:    mov v0.d[1], x9
; GISEL-NEXT:    mov v1.d[1], x10
; GISEL-NEXT:    cnt v0.16b, v0.16b
; GISEL-NEXT:    cnt v1.16b, v1.16b
; GISEL-NEXT:    uaddlv h0, v0.16b
; GISEL-NEXT:    uaddlv h1, v1.16b
; GISEL-NEXT:    mov w8, v0.s[0]
; GISEL-NEXT:    fmov w9, s1
; GISEL-NEXT:    add x0, x8, w9, uxtw
; GISEL-NEXT:    // kill: def $w0 killed $w0 killed $x0
; GISEL-NEXT:    ret
;
; GISELO0-LABEL: popcount256:
; GISELO0:       // %bb.0: // %Entry
; GISELO0-NEXT:    ldr x11, [x0]
; GISELO0-NEXT:    ldr x10, [x0, #8]
; GISELO0-NEXT:    ldr x9, [x0, #16]
; GISELO0-NEXT:    ldr x8, [x0, #24]
; GISELO0-NEXT:    // implicit-def: $q1
; GISELO0-NEXT:    mov v1.d[0], x11
; GISELO0-NEXT:    mov v1.d[1], x10
; GISELO0-NEXT:    // implicit-def: $q0
; GISELO0-NEXT:    mov v0.d[0], x9
; GISELO0-NEXT:    mov v0.d[1], x8
; GISELO0-NEXT:    cnt v1.16b, v1.16b
; GISELO0-NEXT:    uaddlv h1, v1.16b
; GISELO0-NEXT:    // kill: def $q1 killed $h1
; GISELO0-NEXT:    // kill: def $s1 killed $s1 killed $q1
; GISELO0-NEXT:    fmov w0, s1
; GISELO0-NEXT:    mov w10, wzr
; GISELO0-NEXT:    mov w9, w0
; GISELO0-NEXT:    mov w8, w10
; GISELO0-NEXT:    bfi x9, x8, #32, #32
; GISELO0-NEXT:    cnt v0.16b, v0.16b
; GISELO0-NEXT:    uaddlv h0, v0.16b
; GISELO0-NEXT:    // kill: def $q0 killed $h0
; GISELO0-NEXT:    // kill: def $s0 killed $s0 killed $q0
; GISELO0-NEXT:    fmov w0, s0
; GISELO0-NEXT:    mov w8, w0
; GISELO0-NEXT:    // kill: def $x10 killed $w10
; GISELO0-NEXT:    bfi x8, x10, #32, #32
; GISELO0-NEXT:    adds x8, x8, x9
; GISELO0-NEXT:    mov w0, w8
; GISELO0-NEXT:    ret
Entry:
  %1 = load i256, ptr %0, align 16
  %2 = tail call i256 @llvm.ctpop.i256(i256 %1)
  %3 = trunc i256 %2 to i16
  ret i16 %3
}

; Function Attrs: nounwind readnone speculatable willreturn
declare i256 @llvm.ctpop.i256(i256)

define <1 x i128> @popcount1x128(<1 x i128> %0) {
; CHECKO0-LABEL: popcount1x128:
; CHECKO0:       // %bb.0: // %Entry
; CHECKO0-NEXT:    // implicit-def: $q0
; CHECKO0-NEXT:    mov v0.d[0], x0
; CHECKO0-NEXT:    mov v0.d[1], x1
; CHECKO0-NEXT:    cnt v0.16b, v0.16b
; CHECKO0-NEXT:    uaddlv h0, v0.16b
; CHECKO0-NEXT:    // kill: def $q0 killed $h0
; CHECKO0-NEXT:    mov x1, xzr
; CHECKO0-NEXT:    // kill: def $s0 killed $s0 killed $q0
; CHECKO0-NEXT:    fmov w0, s0
; CHECKO0-NEXT:    mov w8, wzr
; CHECKO0-NEXT:    // kill: def $x0 killed $w0
; CHECKO0-NEXT:    // kill: def $x8 killed $w8
; CHECKO0-NEXT:    bfi x0, x8, #32, #32
; CHECKO0-NEXT:    ret
;
; NEON-LABEL: popcount1x128:
; NEON:       // %bb.0: // %Entry
; NEON-NEXT:    fmov d0, x0
; NEON-NEXT:    mov v0.d[1], x1
; NEON-NEXT:    mov x1, xzr
; NEON-NEXT:    cnt v0.16b, v0.16b
; NEON-NEXT:    addv b0, v0.16b
; NEON-NEXT:    fmov x0, d0
; NEON-NEXT:    ret
;
; DOT-LABEL: popcount1x128:
; DOT:       // %bb.0: // %Entry
; DOT-NEXT:    fmov d0, x0
; DOT-NEXT:    mov v0.d[1], x1
; DOT-NEXT:    mov x1, xzr
; DOT-NEXT:    cnt v0.16b, v0.16b
; DOT-NEXT:    addv b0, v0.16b
; DOT-NEXT:    fmov x0, d0
; DOT-NEXT:    ret
;
; SVE-LABEL: popcount1x128:
; SVE:       // %bb.0: // %Entry
; SVE-NEXT:    fmov d0, x0
; SVE-NEXT:    ptrue p0.d
; SVE-NEXT:    mov v0.d[1], x1
; SVE-NEXT:    mov x1, xzr
; SVE-NEXT:    cnt z0.d, p0/m, z0.d
; SVE-NEXT:    addp d0, v0.2d
; SVE-NEXT:    fmov x0, d0
; SVE-NEXT:    ret
;
; BE-LABEL: popcount1x128:
; BE:       // %bb.0: // %Entry
; BE-NEXT:    fmov d0, x0
; BE-NEXT:    mov x0, xzr
; BE-NEXT:    mov v0.d[1], x1
; BE-NEXT:    rev64 v0.16b, v0.16b
; BE-NEXT:    cnt v0.16b, v0.16b
; BE-NEXT:    addv b0, v0.16b
; BE-NEXT:    fmov x1, d0
; BE-NEXT:    ret
;
; GISEL-LABEL: popcount1x128:
; GISEL:       // %bb.0: // %Entry
; GISEL-NEXT:    mov v0.d[0], x0
; GISEL-NEXT:    mov v0.d[1], x1
; GISEL-NEXT:    mov x1, xzr
; GISEL-NEXT:    cnt v0.16b, v0.16b
; GISEL-NEXT:    uaddlv h0, v0.16b
; GISEL-NEXT:    mov w0, v0.s[0]
; GISEL-NEXT:    ret
;
; GISELO0-LABEL: popcount1x128:
; GISELO0:       // %bb.0: // %Entry
; GISELO0-NEXT:    // implicit-def: $q0
; GISELO0-NEXT:    mov v0.d[0], x0
; GISELO0-NEXT:    mov v0.d[1], x1
; GISELO0-NEXT:    cnt v0.16b, v0.16b
; GISELO0-NEXT:    uaddlv h0, v0.16b
; GISELO0-NEXT:    // kill: def $q0 killed $h0
; GISELO0-NEXT:    mov x1, xzr
; GISELO0-NEXT:    // kill: def $s0 killed $s0 killed $q0
; GISELO0-NEXT:    fmov w0, s0
; GISELO0-NEXT:    mov w8, wzr
; GISELO0-NEXT:    // kill: def $x0 killed $w0
; GISELO0-NEXT:    // kill: def $x8 killed $w8
; GISELO0-NEXT:    bfi x0, x8, #32, #32
; GISELO0-NEXT:    ret
Entry:
  %1 = tail call <1 x i128> @llvm.ctpop.v1i128(<1 x i128> %0)
  ret <1 x i128> %1
}

declare <1 x i128> @llvm.ctpop.v1i128(<1 x i128>)

define <2 x i64> @popcount2x64(<2 x i64> %0) {
; CHECKO0-LABEL: popcount2x64:
; CHECKO0:       // %bb.0: // %Entry
; CHECKO0-NEXT:    cnt v0.16b, v0.16b
; CHECKO0-NEXT:    uaddlp v0.8h, v0.16b
; CHECKO0-NEXT:    uaddlp v0.4s, v0.8h
; CHECKO0-NEXT:    uaddlp v0.2d, v0.4s
; CHECKO0-NEXT:    ret
;
; NEON-LABEL: popcount2x64:
; NEON:       // %bb.0: // %Entry
; NEON-NEXT:    cnt v0.16b, v0.16b
; NEON-NEXT:    uaddlp v0.8h, v0.16b
; NEON-NEXT:    uaddlp v0.4s, v0.8h
; NEON-NEXT:    uaddlp v0.2d, v0.4s
; NEON-NEXT:    ret
;
; DOT-LABEL: popcount2x64:
; DOT:       // %bb.0: // %Entry
; DOT-NEXT:    movi v1.16b, #1
; DOT-NEXT:    cnt v0.16b, v0.16b
; DOT-NEXT:    movi v2.2d, #0000000000000000
; DOT-NEXT:    udot v2.4s, v1.16b, v0.16b
; DOT-NEXT:    uaddlp v0.2d, v2.4s
; DOT-NEXT:    ret
;
; SVE-LABEL: popcount2x64:
; SVE:       // %bb.0: // %Entry
; SVE-NEXT:    ptrue p0.d, vl2
; SVE-NEXT:    // kill: def $q0 killed $q0 def $z0
; SVE-NEXT:    cnt z0.d, p0/m, z0.d
; SVE-NEXT:    // kill: def $q0 killed $q0 killed $z0
; SVE-NEXT:    ret
;
; BE-LABEL: popcount2x64:
; BE:       // %bb.0: // %Entry
; BE-NEXT:    rev64 v0.16b, v0.16b
; BE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
; BE-NEXT:    cnt v0.16b, v0.16b
; BE-NEXT:    uaddlp v0.8h, v0.16b
; BE-NEXT:    uaddlp v0.4s, v0.8h
; BE-NEXT:    uaddlp v0.2d, v0.4s
; BE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
; BE-NEXT:    ret
;
; GISELO0-LABEL: popcount2x64:
; GISELO0:       // %bb.0: // %Entry
; GISELO0-NEXT:    cnt v0.16b, v0.16b
; GISELO0-NEXT:    uaddlp v0.8h, v0.16b
; GISELO0-NEXT:    uaddlp v0.4s, v0.8h
; GISELO0-NEXT:    uaddlp v0.2d, v0.4s
; GISELO0-NEXT:    ret
;
; NEON-GISEL-LABEL: popcount2x64:
; NEON-GISEL:       // %bb.0: // %Entry
; NEON-GISEL-NEXT:    cnt v0.16b, v0.16b
; NEON-GISEL-NEXT:    uaddlp v0.8h, v0.16b
; NEON-GISEL-NEXT:    uaddlp v0.4s, v0.8h
; NEON-GISEL-NEXT:    uaddlp v0.2d, v0.4s
; NEON-GISEL-NEXT:    ret
;
; DOT-GISEL-LABEL: popcount2x64:
; DOT-GISEL:       // %bb.0: // %Entry
; DOT-GISEL-NEXT:    movi v1.2d, #0000000000000000
; DOT-GISEL-NEXT:    cnt v0.16b, v0.16b
; DOT-GISEL-NEXT:    movi v2.16b, #1
; DOT-GISEL-NEXT:    udot v1.4s, v2.16b, v0.16b
; DOT-GISEL-NEXT:    uaddlp v0.2d, v1.4s
; DOT-GISEL-NEXT:    ret
;
; SVE-GISEL-LABEL: popcount2x64:
; SVE-GISEL:       // %bb.0: // %Entry
; SVE-GISEL-NEXT:    cnt v0.16b, v0.16b
; SVE-GISEL-NEXT:    uaddlp v0.8h, v0.16b
; SVE-GISEL-NEXT:    uaddlp v0.4s, v0.8h
; SVE-GISEL-NEXT:    uaddlp v0.2d, v0.4s
; SVE-GISEL-NEXT:    ret
Entry:
  %1 = tail call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %0)
  ret <2 x i64> %1
}

declare <2 x i64> @llvm.ctpop.v2i64(<2 x i64>)

define <1 x i64> @popcount1x64(<1 x i64> %0) {
; CHECKO0-LABEL: popcount1x64:
; CHECKO0:       // %bb.0: // %Entry
; CHECKO0-NEXT:    fmov x0, d0
; CHECKO0-NEXT:    fmov d0, x0
; CHECKO0-NEXT:    cnt v0.8b, v0.8b
; CHECKO0-NEXT:    uaddlv h0, v0.8b
; CHECKO0-NEXT:    // kill: def $q0 killed $h0
; CHECKO0-NEXT:    mov w8, v0.s[0]
; CHECKO0-NEXT:    // kill: def $x8 killed $w8
; CHECKO0-NEXT:    fmov d0, x8
; CHECKO0-NEXT:    ret
;
; NEON-LABEL: popcount1x64:
; NEON:       // %bb.0: // %Entry
; NEON-NEXT:    cnt v0.8b, v0.8b
; NEON-NEXT:    uaddlp v0.4h, v0.8b
; NEON-NEXT:    uaddlp v0.2s, v0.4h
; NEON-NEXT:    uaddlp v0.1d, v0.2s
; NEON-NEXT:    ret
;
; DOT-LABEL: popcount1x64:
; DOT:       // %bb.0: // %Entry
; DOT-NEXT:    cnt v0.8b, v0.8b
; DOT-NEXT:    uaddlp v0.4h, v0.8b
; DOT-NEXT:    uaddlp v0.2s, v0.4h
; DOT-NEXT:    uaddlp v0.1d, v0.2s
; DOT-NEXT:    ret
;
; SVE-LABEL: popcount1x64:
; SVE:       // %bb.0: // %Entry
; SVE-NEXT:    ptrue p0.d, vl1
; SVE-NEXT:    // kill: def $d0 killed $d0 def $z0
; SVE-NEXT:    cnt z0.d, p0/m, z0.d
; SVE-NEXT:    // kill: def $d0 killed $d0 killed $z0
; SVE-NEXT:    ret
;
; BE-LABEL: popcount1x64:
; BE:       // %bb.0: // %Entry
; BE-NEXT:    rev64 v0.8b, v0.8b
; BE-NEXT:    cnt v0.8b, v0.8b
; BE-NEXT:    uaddlp v0.4h, v0.8b
; BE-NEXT:    uaddlp v0.2s, v0.4h
; BE-NEXT:    uaddlp v0.1d, v0.2s
; BE-NEXT:    ret
;
; GISEL-LABEL: popcount1x64:
; GISEL:       // %bb.0: // %Entry
; GISEL-NEXT:    cnt v0.8b, v0.8b
; GISEL-NEXT:    uaddlv h0, v0.8b
; GISEL-NEXT:    mov w8, v0.s[0]
; GISEL-NEXT:    fmov d0, x8
; GISEL-NEXT:    ret
;
; GISELO0-LABEL: popcount1x64:
; GISELO0:       // %bb.0: // %Entry
; GISELO0-NEXT:    fmov x0, d0
; GISELO0-NEXT:    fmov d0, x0
; GISELO0-NEXT:    cnt v0.8b, v0.8b
; GISELO0-NEXT:    uaddlv h0, v0.8b
; GISELO0-NEXT:    // kill: def $q0 killed $h0
; GISELO0-NEXT:    mov w8, v0.s[0]
; GISELO0-NEXT:    // kill: def $x8 killed $w8
; GISELO0-NEXT:    fmov d0, x8
; GISELO0-NEXT:    ret
Entry:
  %1 = tail call <1 x i64> @llvm.ctpop.v1i64(<1 x i64> %0)
  ret <1 x i64> %1
}

declare <1 x i64> @llvm.ctpop.v1i64(<1 x i64>)

define <4 x i32> @popcount4x32(<4 x i32> %0) {
; CHECKO0-LABEL: popcount4x32:
; CHECKO0:       // %bb.0: // %Entry
; CHECKO0-NEXT:    cnt v0.16b, v0.16b
; CHECKO0-NEXT:    uaddlp v0.8h, v0.16b
; CHECKO0-NEXT:    uaddlp v0.4s, v0.8h
; CHECKO0-NEXT:    ret
;
; NEON-LABEL: popcount4x32:
; NEON:       // %bb.0: // %Entry
; NEON-NEXT:    cnt v0.16b, v0.16b
; NEON-NEXT:    uaddlp v0.8h, v0.16b
; NEON-NEXT:    uaddlp v0.4s, v0.8h
; NEON-NEXT:    ret
;
; DOT-LABEL: popcount4x32:
; DOT:       // %bb.0: // %Entry
; DOT-NEXT:    movi v1.16b, #1
; DOT-NEXT:    cnt v2.16b, v0.16b
; DOT-NEXT:    movi v0.2d, #0000000000000000
; DOT-NEXT:    udot v0.4s, v1.16b, v2.16b
; DOT-NEXT:    ret
;
; SVE-LABEL: popcount4x32:
; SVE:       // %bb.0: // %Entry
; SVE-NEXT:    ptrue p0.s, vl4
; SVE-NEXT:    // kill: def $q0 killed $q0 def $z0
; SVE-NEXT:    cnt z0.s, p0/m, z0.s
; SVE-NEXT:    // kill: def $q0 killed $q0 killed $z0
; SVE-NEXT:    ret
;
; BE-LABEL: popcount4x32:
; BE:       // %bb.0: // %Entry
; BE-NEXT:    rev64 v0.16b, v0.16b
; BE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
; BE-NEXT:    cnt v0.16b, v0.16b
; BE-NEXT:    uaddlp v0.8h, v0.16b
; BE-NEXT:    uaddlp v0.4s, v0.8h
; BE-NEXT:    rev64 v0.4s, v0.4s
; BE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
; BE-NEXT:    ret
;
; GISELO0-LABEL: popcount4x32:
; GISELO0:       // %bb.0: // %Entry
; GISELO0-NEXT:    cnt v0.16b, v0.16b
; GISELO0-NEXT:    uaddlp v0.8h, v0.16b
; GISELO0-NEXT:    uaddlp v0.4s, v0.8h
; GISELO0-NEXT:    ret
;
; NEON-GISEL-LABEL: popcount4x32:
; NEON-GISEL:       // %bb.0: // %Entry
; NEON-GISEL-NEXT:    cnt v0.16b, v0.16b
; NEON-GISEL-NEXT:    uaddlp v0.8h, v0.16b
; NEON-GISEL-NEXT:    uaddlp v0.4s, v0.8h
; NEON-GISEL-NEXT:    ret
;
; DOT-GISEL-LABEL: popcount4x32:
; DOT-GISEL:       // %bb.0: // %Entry
; DOT-GISEL-NEXT:    movi v1.2d, #0000000000000000
; DOT-GISEL-NEXT:    cnt v0.16b, v0.16b
; DOT-GISEL-NEXT:    movi v2.16b, #1
; DOT-GISEL-NEXT:    udot v1.4s, v2.16b, v0.16b
; DOT-GISEL-NEXT:    mov v0.16b, v1.16b
; DOT-GISEL-NEXT:    ret
;
; SVE-GISEL-LABEL: popcount4x32:
; SVE-GISEL:       // %bb.0: // %Entry
; SVE-GISEL-NEXT:    cnt v0.16b, v0.16b
; SVE-GISEL-NEXT:    uaddlp v0.8h, v0.16b
; SVE-GISEL-NEXT:    uaddlp v0.4s, v0.8h
; SVE-GISEL-NEXT:    ret
Entry:
  %1 = tail call <4 x i32> @llvm.ctpop.v4i32(<4 x i32> %0)
  ret <4 x i32> %1
}

declare <4 x i32> @llvm.ctpop.v4i32(<4 x i32>)

define <2 x i32> @popcount2x32(<2 x i32> %0) {
; CHECKO0-LABEL: popcount2x32:
; CHECKO0:       // %bb.0: // %Entry
; CHECKO0-NEXT:    cnt v0.8b, v0.8b
; CHECKO0-NEXT:    uaddlp v0.4h, v0.8b
; CHECKO0-NEXT:    uaddlp v0.2s, v0.4h
; CHECKO0-NEXT:    ret
;
; NEON-LABEL: popcount2x32:
; NEON:       // %bb.0: // %Entry
; NEON-NEXT:    cnt v0.8b, v0.8b
; NEON-NEXT:    uaddlp v0.4h, v0.8b
; NEON-NEXT:    uaddlp v0.2s, v0.4h
; NEON-NEXT:    ret
;
; DOT-LABEL: popcount2x32:
; DOT:       // %bb.0: // %Entry
; DOT-NEXT:    movi v1.2d, #0000000000000000
; DOT-NEXT:    cnt v0.8b, v0.8b
; DOT-NEXT:    movi v2.8b, #1
; DOT-NEXT:    udot v1.2s, v2.8b, v0.8b
; DOT-NEXT:    fmov d0, d1
; DOT-NEXT:    ret
;
; SVE-LABEL: popcount2x32:
; SVE:       // %bb.0: // %Entry
; SVE-NEXT:    ptrue p0.s, vl2
; SVE-NEXT:    // kill: def $d0 killed $d0 def $z0
; SVE-NEXT:    cnt z0.s, p0/m, z0.s
; SVE-NEXT:    // kill: def $d0 killed $d0 killed $z0
; SVE-NEXT:    ret
;
; BE-LABEL: popcount2x32:
; BE:       // %bb.0: // %Entry
; BE-NEXT:    rev64 v0.8b, v0.8b
; BE-NEXT:    cnt v0.8b, v0.8b
; BE-NEXT:    uaddlp v0.4h, v0.8b
; BE-NEXT:    uaddlp v0.2s, v0.4h
; BE-NEXT:    rev64 v0.2s, v0.2s
; BE-NEXT:    ret
;
; GISELO0-LABEL: popcount2x32:
; GISELO0:       // %bb.0: // %Entry
; GISELO0-NEXT:    cnt v0.8b, v0.8b
; GISELO0-NEXT:    uaddlp v0.4h, v0.8b
; GISELO0-NEXT:    uaddlp v0.2s, v0.4h
; GISELO0-NEXT:    ret
;
; NEON-GISEL-LABEL: popcount2x32:
; NEON-GISEL:       // %bb.0: // %Entry
; NEON-GISEL-NEXT:    cnt v0.8b, v0.8b
; NEON-GISEL-NEXT:    uaddlp v0.4h, v0.8b
; NEON-GISEL-NEXT:    uaddlp v0.2s, v0.4h
; NEON-GISEL-NEXT:    ret
;
; DOT-GISEL-LABEL: popcount2x32:
; DOT-GISEL:       // %bb.0: // %Entry
; DOT-GISEL-NEXT:    movi v1.2d, #0000000000000000
; DOT-GISEL-NEXT:    cnt v0.8b, v0.8b
; DOT-GISEL-NEXT:    movi v2.8b, #1
; DOT-GISEL-NEXT:    udot v1.2s, v2.8b, v0.8b
; DOT-GISEL-NEXT:    fmov d0, d1
; DOT-GISEL-NEXT:    ret
;
; SVE-GISEL-LABEL: popcount2x32:
; SVE-GISEL:       // %bb.0: // %Entry
; SVE-GISEL-NEXT:    cnt v0.8b, v0.8b
; SVE-GISEL-NEXT:    uaddlp v0.4h, v0.8b
; SVE-GISEL-NEXT:    uaddlp v0.2s, v0.4h
; SVE-GISEL-NEXT:    ret
Entry:
  %1 = tail call <2 x i32> @llvm.ctpop.v2i32(<2 x i32> %0)
  ret <2 x i32> %1
}

declare <2 x i32> @llvm.ctpop.v2i32(<2 x i32>)

define <8 x i16> @popcount8x16(<8 x i16> %0) {
; CHECKO0-LABEL: popcount8x16:
; CHECKO0:       // %bb.0: // %Entry
; CHECKO0-NEXT:    cnt v0.16b, v0.16b
; CHECKO0-NEXT:    uaddlp v0.8h, v0.16b
; CHECKO0-NEXT:    ret
;
; NEON-LABEL: popcount8x16:
; NEON:       // %bb.0: // %Entry
; NEON-NEXT:    cnt v0.16b, v0.16b
; NEON-NEXT:    uaddlp v0.8h, v0.16b
; NEON-NEXT:    ret
;
; DOT-LABEL: popcount8x16:
; DOT:       // %bb.0: // %Entry
; DOT-NEXT:    cnt v0.16b, v0.16b
; DOT-NEXT:    uaddlp v0.8h, v0.16b
; DOT-NEXT:    ret
;
; SVE-LABEL: popcount8x16:
; SVE:       // %bb.0: // %Entry
; SVE-NEXT:    ptrue p0.h, vl8
; SVE-NEXT:    // kill: def $q0 killed $q0 def $z0
; SVE-NEXT:    cnt z0.h, p0/m, z0.h
; SVE-NEXT:    // kill: def $q0 killed $q0 killed $z0
; SVE-NEXT:    ret
;
; BE-LABEL: popcount8x16:
; BE:       // %bb.0: // %Entry
; BE-NEXT:    rev64 v0.16b, v0.16b
; BE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
; BE-NEXT:    cnt v0.16b, v0.16b
; BE-NEXT:    uaddlp v0.8h, v0.16b
; BE-NEXT:    rev64 v0.8h, v0.8h
; BE-NEXT:    ext v0.16b, v0.16b, v0.16b, #8
; BE-NEXT:    ret
;
; GISEL-LABEL: popcount8x16:
; GISEL:       // %bb.0: // %Entry
; GISEL-NEXT:    cnt v0.16b, v0.16b
; GISEL-NEXT:    uaddlp v0.8h, v0.16b
; GISEL-NEXT:    ret
;
; GISELO0-LABEL: popcount8x16:
; GISELO0:       // %bb.0: // %Entry
; GISELO0-NEXT:    cnt v0.16b, v0.16b
; GISELO0-NEXT:    uaddlp v0.8h, v0.16b
; GISELO0-NEXT:    ret
Entry:
  %1 = tail call <8 x i16> @llvm.ctpop.v8i16(<8 x i16> %0)
  ret <8 x i16> %1
}

declare <8 x i16> @llvm.ctpop.v8i16(<8 x i16>)

define <4 x i16> @popcount4x16(<4 x i16> %0) {
; CHECKO0-LABEL: popcount4x16:
; CHECKO0:       // %bb.0: // %Entry
; CHECKO0-NEXT:    cnt v0.8b, v0.8b
; CHECKO0-NEXT:    uaddlp v0.4h, v0.8b
; CHECKO0-NEXT:    ret
;
; NEON-LABEL: popcount4x16:
; NEON:       // %bb.0: // %Entry
; NEON-NEXT:    cnt v0.8b, v0.8b
; NEON-NEXT:    uaddlp v0.4h, v0.8b
; NEON-NEXT:    ret
;
; DOT-LABEL: popcount4x16:
; DOT:       // %bb.0: // %Entry
; DOT-NEXT:    cnt v0.8b, v0.8b
; DOT-NEXT:    uaddlp v0.4h, v0.8b
; DOT-NEXT:    ret
;
; SVE-LABEL: popcount4x16:
; SVE:       // %bb.0: // %Entry
; SVE-NEXT:    ptrue p0.h, vl4
; SVE-NEXT:    // kill: def $d0 killed $d0 def $z0
; SVE-NEXT:    cnt z0.h, p0/m, z0.h
; SVE-NEXT:    // kill: def $d0 killed $d0 killed $z0
; SVE-NEXT:    ret
;
; BE-LABEL: popcount4x16:
; BE:       // %bb.0: // %Entry
; BE-NEXT:    rev64 v0.8b, v0.8b
; BE-NEXT:    cnt v0.8b, v0.8b
; BE-NEXT:    uaddlp v0.4h, v0.8b
; BE-NEXT:    rev64 v0.4h, v0.4h
; BE-NEXT:    ret
;
; GISEL-LABEL: popcount4x16:
; GISEL:       // %bb.0: // %Entry
; GISEL-NEXT:    cnt v0.8b, v0.8b
; GISEL-NEXT:    uaddlp v0.4h, v0.8b
; GISEL-NEXT:    ret
;
; GISELO0-LABEL: popcount4x16:
; GISELO0:       // %bb.0: // %Entry
; GISELO0-NEXT:    cnt v0.8b, v0.8b
; GISELO0-NEXT:    uaddlp v0.4h, v0.8b
; GISELO0-NEXT:    ret
Entry:
  %1 = tail call <4 x i16> @llvm.ctpop.v4i16(<4 x i16> %0)
  ret <4 x i16> %1
}

define i32 @ctpop_into_extract(ptr %p) {
; CHECKO0-LABEL: ctpop_into_extract:
; CHECKO0:       // %bb.0:
; CHECKO0-NEXT:    mov w8, #-1 // =0xffffffff
; CHECKO0-NEXT:    // implicit-def: $d2
; CHECKO0-NEXT:    fmov s2, w8
; CHECKO0-NEXT:    ldr d0, [x0]
; CHECKO0-NEXT:    fmov s1, s0
; CHECKO0-NEXT:    fmov w8, s1
; CHECKO0-NEXT:    fmov s1, w8
; CHECKO0-NEXT:    // kill: def $d1 killed $s1
; CHECKO0-NEXT:    cnt v1.8b, v1.8b
; CHECKO0-NEXT:    uaddlv h1, v1.8b
; CHECKO0-NEXT:    // kill: def $q1 killed $h1
; CHECKO0-NEXT:    // kill: def $s1 killed $s1 killed $q1
; CHECKO0-NEXT:    fmov w8, s1
; CHECKO0-NEXT:    // implicit-def: $q1
; CHECKO0-NEXT:    fmov d1, d2
; CHECKO0-NEXT:    mov v1.s[1], w8
; CHECKO0-NEXT:    // kill: def $d1 killed $d1 killed $q1
; CHECKO0-NEXT:    sub v0.2s, v0.2s, v1.2s
; CHECKO0-NEXT:    str d0, [x0]
; CHECKO0-NEXT:    mov w0, wzr
; CHECKO0-NEXT:    ret
;
; NEON-LABEL: ctpop_into_extract:
; NEON:       // %bb.0:
; NEON-NEXT:    ldr d0, [x0]
; NEON-NEXT:    movi v2.2d, #0xffffffffffffffff
; NEON-NEXT:    mov x8, x0
; NEON-NEXT:    mov w0, wzr
; NEON-NEXT:    fmov w9, s0
; NEON-NEXT:    fmov s1, w9
; NEON-NEXT:    cnt v1.8b, v1.8b
; NEON-NEXT:    addv b1, v1.8b
; NEON-NEXT:    mov v2.s[1], v1.s[0]
; NEON-NEXT:    sub v0.2s, v0.2s, v2.2s
; NEON-NEXT:    str d0, [x8]
; NEON-NEXT:    ret
;
; DOT-LABEL: ctpop_into_extract:
; DOT:       // %bb.0:
; DOT-NEXT:    ldr d0, [x0]
; DOT-NEXT:    movi v2.2d, #0xffffffffffffffff
; DOT-NEXT:    mov x8, x0
; DOT-NEXT:    mov w0, wzr
; DOT-NEXT:    fmov w9, s0
; DOT-NEXT:    fmov s1, w9
; DOT-NEXT:    cnt v1.8b, v1.8b
; DOT-NEXT:    addv b1, v1.8b
; DOT-NEXT:    mov v2.s[1], v1.s[0]
; DOT-NEXT:    sub v0.2s, v0.2s, v2.2s
; DOT-NEXT:    str d0, [x8]
; DOT-NEXT:    ret
;
; SVE-LABEL: ctpop_into_extract:
; SVE:       // %bb.0:
; SVE-NEXT:    ldr d0, [x0]
; SVE-NEXT:    ptrue p0.s
; SVE-NEXT:    movi v2.2d, #0xffffffffffffffff
; SVE-NEXT:    mov x8, x0
; SVE-NEXT:    mov w0, wzr
; SVE-NEXT:    movprfx z1, z0
; SVE-NEXT:    cnt z1.s, p0/m, z0.s
; SVE-NEXT:    mov v2.s[1], v1.s[0]
; SVE-NEXT:    sub v0.2s, v0.2s, v2.2s
; SVE-NEXT:    str d0, [x8]
; SVE-NEXT:    ret
;
; BE-LABEL: ctpop_into_extract:
; BE:       // %bb.0:
; BE-NEXT:    ld1 { v0.2s }, [x0]
; BE-NEXT:    movi v2.2d, #0xffffffffffffffff
; BE-NEXT:    mov x8, x0
; BE-NEXT:    mov w0, wzr
; BE-NEXT:    fmov w9, s0
; BE-NEXT:    fmov s1, w9
; BE-NEXT:    cnt v1.8b, v1.8b
; BE-NEXT:    addv b1, v1.8b
; BE-NEXT:    mov v2.s[1], v1.s[0]
; BE-NEXT:    sub v0.2s, v0.2s, v2.2s
; BE-NEXT:    st1 { v0.2s }, [x8]
; BE-NEXT:    ret
;
; GISEL-LABEL: ctpop_into_extract:
; GISEL:       // %bb.0:
; GISEL-NEXT:    ldr d0, [x0]
; GISEL-NEXT:    mov x8, x0
; GISEL-NEXT:    mov w0, wzr
; GISEL-NEXT:    fmov w9, s0
; GISEL-NEXT:    fmov s1, w9
; GISEL-NEXT:    mov w9, #-1 // =0xffffffff
; GISEL-NEXT:    fmov s2, w9
; GISEL-NEXT:    cnt v1.8b, v1.8b
; GISEL-NEXT:    uaddlv h1, v1.8b
; GISEL-NEXT:    mov v2.s[1], v1.s[0]
; GISEL-NEXT:    sub v0.2s, v0.2s, v2.2s
; GISEL-NEXT:    str d0, [x8]
; GISEL-NEXT:    ret
;
; GISELO0-LABEL: ctpop_into_extract:
; GISELO0:       // %bb.0:
; GISELO0-NEXT:    mov w8, #-1 // =0xffffffff
; GISELO0-NEXT:    // implicit-def: $d2
; GISELO0-NEXT:    fmov s2, w8
; GISELO0-NEXT:    ldr d0, [x0]
; GISELO0-NEXT:    fmov s1, s0
; GISELO0-NEXT:    fmov w8, s1
; GISELO0-NEXT:    fmov s1, w8
; GISELO0-NEXT:    // kill: def $d1 killed $s1
; GISELO0-NEXT:    cnt v1.8b, v1.8b
; GISELO0-NEXT:    uaddlv h1, v1.8b
; GISELO0-NEXT:    // kill: def $q1 killed $h1
; GISELO0-NEXT:    // kill: def $s1 killed $s1 killed $q1
; GISELO0-NEXT:    fmov w8, s1
; GISELO0-NEXT:    // implicit-def: $q1
; GISELO0-NEXT:    fmov d1, d2
; GISELO0-NEXT:    mov v1.s[1], w8
; GISELO0-NEXT:    // kill: def $d1 killed $d1 killed $q1
; GISELO0-NEXT:    sub v0.2s, v0.2s, v1.2s
; GISELO0-NEXT:    str d0, [x0]
; GISELO0-NEXT:    mov w0, wzr
; GISELO0-NEXT:    ret
  %1 = load <2 x i32>, ptr %p, align 4
  %2 = extractelement <2 x i32> %1, i64 0
  %3 = call i32 @llvm.ctpop.i32(i32 %2)
  %4 = insertelement <2 x i32> <i32 -1, i32 poison>, i32 %3, i64 1
  %5 = sub <2 x i32> %1, %4
  store <2 x i32> %5, ptr %p, align 4
  ret i32 0
}

declare <4 x i16> @llvm.ctpop.v4i16(<4 x i16>)
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CHECK: {{.*}}