test/CodeGen/RISCV/rvv/vsplats-i1.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -mattr=+v -verify-machineinstrs < %s | FileCheck %s
; RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs < %s | FileCheck %s

define <vscale x 1 x i1> @vsplat_nxv1i1_0() {
; CHECK-LABEL: vsplat_nxv1i1_0:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a0, zero, e8, mf8, ta, mu
; CHECK-NEXT:    vmclr.m v0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 1 x i1> poison, i1 0, i32 0
  %splat = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
  ret <vscale x 1 x i1> %splat
}

define <vscale x 1 x i1> @vsplat_nxv1i1_1() {
; CHECK-LABEL: vsplat_nxv1i1_1:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a0, zero, e8, mf8, ta, mu
; CHECK-NEXT:    vmset.m v0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 1 x i1> poison, i1 -1, i32 0
  %splat = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
  ret <vscale x 1 x i1> %splat
}

define <vscale x 1 x i1> @vsplat_nxv1i1_2(i1 %x) {
; CHECK-LABEL: vsplat_nxv1i1_2:
; CHECK:       # %bb.0:
; CHECK-NEXT:    andi a0, a0, 1
; CHECK-NEXT:    vsetvli a1, zero, e8, mf8, ta, mu
; CHECK-NEXT:    vmv.v.x v8, a0
; CHECK-NEXT:    vmsne.vi v0, v8, 0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 1 x i1> poison, i1 %x, i32 0
  %splat = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
  ret <vscale x 1 x i1> %splat
}

define <vscale x 1 x i1> @vsplat_nxv1i1_3(i32 signext %x, i32 signext %y) {
; CHECK-LABEL: vsplat_nxv1i1_3:
; CHECK:       # %bb.0:
; CHECK-NEXT:    xor a0, a0, a1
; CHECK-NEXT:    snez a0, a0
; CHECK-NEXT:    vsetvli a1, zero, e8, mf8, ta, mu
; CHECK-NEXT:    vmv.v.x v8, a0
; CHECK-NEXT:    vmsne.vi v0, v8, 0
; CHECK-NEXT:    ret
  %c = icmp ne i32 %x, %y
  %head = insertelement <vscale x 1 x i1> poison, i1 %c, i32 0
  %splat = shufflevector <vscale x 1 x i1> %head, <vscale x 1 x i1> poison, <vscale x 1 x i32> zeroinitializer
  ret <vscale x 1 x i1> %splat
}

define <vscale x 2 x i1> @vsplat_nxv2i1_0() {
; CHECK-LABEL: vsplat_nxv2i1_0:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a0, zero, e8, mf4, ta, mu
; CHECK-NEXT:    vmclr.m v0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 2 x i1> poison, i1 0, i32 0
  %splat = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
  ret <vscale x 2 x i1> %splat
}

define <vscale x 2 x i1> @vsplat_nxv2i1_1() {
; CHECK-LABEL: vsplat_nxv2i1_1:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a0, zero, e8, mf4, ta, mu
; CHECK-NEXT:    vmset.m v0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 2 x i1> poison, i1 -1, i32 0
  %splat = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
  ret <vscale x 2 x i1> %splat
}

define <vscale x 2 x i1> @vsplat_nxv2i1_2(i1 %x) {
; CHECK-LABEL: vsplat_nxv2i1_2:
; CHECK:       # %bb.0:
; CHECK-NEXT:    andi a0, a0, 1
; CHECK-NEXT:    vsetvli a1, zero, e8, mf4, ta, mu
; CHECK-NEXT:    vmv.v.x v8, a0
; CHECK-NEXT:    vmsne.vi v0, v8, 0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 2 x i1> poison, i1 %x, i32 0
  %splat = shufflevector <vscale x 2 x i1> %head, <vscale x 2 x i1> poison, <vscale x 2 x i32> zeroinitializer
  ret <vscale x 2 x i1> %splat
}

define <vscale x 4 x i1> @vsplat_nxv4i1_0() {
; CHECK-LABEL: vsplat_nxv4i1_0:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a0, zero, e8, mf2, ta, mu
; CHECK-NEXT:    vmclr.m v0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 4 x i1> poison, i1 0, i32 0
  %splat = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
  ret <vscale x 4 x i1> %splat
}

define <vscale x 4 x i1> @vsplat_nxv4i1_1() {
; CHECK-LABEL: vsplat_nxv4i1_1:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a0, zero, e8, mf2, ta, mu
; CHECK-NEXT:    vmset.m v0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 4 x i1> poison, i1 -1, i32 0
  %splat = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
  ret <vscale x 4 x i1> %splat
}

define <vscale x 4 x i1> @vsplat_nxv4i1_2(i1 %x) {
; CHECK-LABEL: vsplat_nxv4i1_2:
; CHECK:       # %bb.0:
; CHECK-NEXT:    andi a0, a0, 1
; CHECK-NEXT:    vsetvli a1, zero, e8, mf2, ta, mu
; CHECK-NEXT:    vmv.v.x v8, a0
; CHECK-NEXT:    vmsne.vi v0, v8, 0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 4 x i1> poison, i1 %x, i32 0
  %splat = shufflevector <vscale x 4 x i1> %head, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
  ret <vscale x 4 x i1> %splat
}

define <vscale x 8 x i1> @vsplat_nxv8i1_0() {
; CHECK-LABEL: vsplat_nxv8i1_0:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a0, zero, e8, m1, ta, mu
; CHECK-NEXT:    vmclr.m v0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 8 x i1> poison, i1 0, i32 0
  %splat = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
  ret <vscale x 8 x i1> %splat
}

define <vscale x 8 x i1> @vsplat_nxv8i1_1() {
; CHECK-LABEL: vsplat_nxv8i1_1:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a0, zero, e8, m1, ta, mu
; CHECK-NEXT:    vmset.m v0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 8 x i1> poison, i1 -1, i32 0
  %splat = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
  ret <vscale x 8 x i1> %splat
}

define <vscale x 8 x i1> @vsplat_nxv8i1_2(i1 %x) {
; CHECK-LABEL: vsplat_nxv8i1_2:
; CHECK:       # %bb.0:
; CHECK-NEXT:    andi a0, a0, 1
; CHECK-NEXT:    vsetvli a1, zero, e8, m1, ta, mu
; CHECK-NEXT:    vmv.v.x v8, a0
; CHECK-NEXT:    vmsne.vi v0, v8, 0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 8 x i1> poison, i1 %x, i32 0
  %splat = shufflevector <vscale x 8 x i1> %head, <vscale x 8 x i1> poison, <vscale x 8 x i32> zeroinitializer
  ret <vscale x 8 x i1> %splat
}

define <vscale x 16 x i1> @vsplat_nxv16i1_0() {
; CHECK-LABEL: vsplat_nxv16i1_0:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a0, zero, e8, m2, ta, mu
; CHECK-NEXT:    vmclr.m v0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 16 x i1> poison, i1 0, i32 0
  %splat = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
  ret <vscale x 16 x i1> %splat
}

define <vscale x 16 x i1> @vsplat_nxv16i1_1() {
; CHECK-LABEL: vsplat_nxv16i1_1:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a0, zero, e8, m2, ta, mu
; CHECK-NEXT:    vmset.m v0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 16 x i1> poison, i1 -1, i32 0
  %splat = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
  ret <vscale x 16 x i1> %splat
}

define <vscale x 16 x i1> @vsplat_nxv16i1_2(i1 %x) {
; CHECK-LABEL: vsplat_nxv16i1_2:
; CHECK:       # %bb.0:
; CHECK-NEXT:    andi a0, a0, 1
; CHECK-NEXT:    vsetvli a1, zero, e8, m2, ta, mu
; CHECK-NEXT:    vmv.v.x v8, a0
; CHECK-NEXT:    vmsne.vi v0, v8, 0
; CHECK-NEXT:    ret
  %head = insertelement <vscale x 16 x i1> poison, i1 %x, i32 0
  %splat = shufflevector <vscale x 16 x i1> %head, <vscale x 16 x i1> poison, <vscale x 16 x i32> zeroinitializer
  ret <vscale x 16 x i1> %splat
}

define <vscale x 4 x i1> @splat_idx_nxv4i32(<vscale x 4 x i1> %v, i64 %idx) {
; CHECK-LABEL: splat_idx_nxv4i32:
; CHECK:       # %bb.0:
; CHECK-NEXT:    vsetvli a1, zero, e8, mf2, ta, mu
; CHECK-NEXT:    vmv.v.i v8, 0
; CHECK-NEXT:    vmerge.vim v8, v8, 1, v0
; CHECK-NEXT:    vsetivli zero, 1, e8, mf2, ta, mu
; CHECK-NEXT:    vslidedown.vx v8, v8, a0
; CHECK-NEXT:    vmv.x.s a0, v8
; CHECK-NEXT:    andi a0, a0, 1
; CHECK-NEXT:    vsetvli a1, zero, e8, mf2, ta, mu
; CHECK-NEXT:    vmv.v.x v8, a0
; CHECK-NEXT:    vmsne.vi v0, v8, 0
; CHECK-NEXT:    ret
  %x = extractelement <vscale x 4 x i1> %v, i64 %idx
  %ins = insertelement <vscale x 4 x i1> poison, i1 %x, i32 0
  %splat = shufflevector <vscale x 4 x i1> %ins, <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer
  ret <vscale x 4 x i1> %splat
}