llvm/test/CodeGen/AArch64/sve-dead-masked-store.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=aarch64--linux-gnu -mattr=+sve < %s | FileCheck %s

define void @dead_masked_store(<vscale x 4 x i32> %val, ptr %a, <vscale x 4 x i1> %mask) {
; CHECK-LABEL: dead_masked_store:
; CHECK:       // %bb.0:
; CHECK-NEXT:    st1w { z0.s }, p0, [x0]
; CHECK-NEXT:    ret
  call void @llvm.masked.store.nxv4i32(<vscale x 4 x i32> %val, ptr %a, i32 4, <vscale x 4 x i1> %mask)
  call void @llvm.masked.store.nxv4i32(<vscale x 4 x i32> %val, ptr %a, i32 4, <vscale x 4 x i1> %mask)
  ret void
}

define void @dead_masked_store_alltrue_same(<vscale x 4 x i32> %val, ptr %a, <vscale x 4 x i1> %mask) {
; CHECK-LABEL: dead_masked_store_alltrue_same:
; CHECK:       // %bb.0:
; CHECK-NEXT:    str z0, [x0]
; CHECK-NEXT:    ret
  call void @llvm.masked.store.nxv4i32(<vscale x 4 x i32> %val, ptr %a, i32 4, <vscale x 4 x i1> %mask)
  call void @llvm.masked.store.nxv4i32(<vscale x 4 x i32> %val, ptr %a, i32 4, <vscale x 4 x i1> splat(i1 true))
  ret void
}

define void @dead_masked_store_alltrue_bigger(<vscale x 4 x i16> %val, <vscale x 4 x i32> %val1, ptr %a, <vscale x 4 x i1> %mask) {
; CHECK-LABEL: dead_masked_store_alltrue_bigger:
; CHECK:       // %bb.0:
; CHECK-NEXT:    str z1, [x0]
; CHECK-NEXT:    ret
  call void @llvm.masked.store.nxv4i16(<vscale x 4 x i16> %val, ptr %a, i32 4, <vscale x 4 x i1> %mask)
  call void @llvm.masked.store.nxv4i32(<vscale x 4 x i32> %val1, ptr %a, i32 4, <vscale x 4 x i1> splat(i1 true))
  ret void
}

define void @dead_masked_store_alltrue_smaller(<vscale x 4 x i32> %val, <vscale x 4 x i16> %val1, ptr %a, <vscale x 4 x i1> %mask) {
; CHECK-LABEL: dead_masked_store_alltrue_smaller:
; CHECK:       // %bb.0:
; CHECK-NEXT:    ptrue p1.s
; CHECK-NEXT:    st1w { z0.s }, p0, [x0]
; CHECK-NEXT:    st1h { z1.s }, p1, [x0]
; CHECK-NEXT:    ret
  call void @llvm.masked.store.nxv4i32(<vscale x 4 x i32> %val, ptr %a, i32 4, <vscale x 4 x i1> %mask)
  call void @llvm.masked.store.nxv4i16(<vscale x 4 x i16> %val1, ptr %a, i32 4, <vscale x 4 x i1> splat(i1 true))
  ret void
}

define void @dead_masked_store_same_mask_smaller_type(<vscale x 4 x i32> %val, <vscale x 4 x i16> %val1, ptr %a, <vscale x 4 x i1> %mask) {
; CHECK-LABEL: dead_masked_store_same_mask_smaller_type:
; CHECK:       // %bb.0:
; CHECK-NEXT:    st1w { z0.s }, p0, [x0]
; CHECK-NEXT:    st1h { z1.s }, p0, [x0]
; CHECK-NEXT:    ret
  call void @llvm.masked.store.nxv4i32(<vscale x 4 x i32> %val, ptr %a, i32 4, <vscale x 4 x i1> %mask)
  call void @llvm.masked.store.nxv4i16(<vscale x 4 x i16> %val1, ptr %a, i32 4, <vscale x 4 x i1> %mask)
  ret void
}

define void @dead_masked_store_same_mask_bigger_type(<vscale x 4 x i16> %val, <vscale x 4 x i32> %val1, ptr %a, <vscale x 4 x i1> %mask) {
; CHECK-LABEL: dead_masked_store_same_mask_bigger_type:
; CHECK:       // %bb.0:
; CHECK-NEXT:    st1h { z0.s }, p0, [x0]
; CHECK-NEXT:    st1w { z1.s }, p0, [x0]
; CHECK-NEXT:    ret
  call void @llvm.masked.store.nxv4i16(<vscale x 4 x i16> %val, ptr %a, i32 4, <vscale x 4 x i1> %mask)
  call void @llvm.masked.store.nxv4i32(<vscale x 4 x i32> %val1, ptr %a, i32 4, <vscale x 4 x i1> %mask)
  ret void
}

declare void @llvm.masked.store.nxv4i16(<vscale x 4 x i16>, ptr, i32, <vscale x 4 x i1>)
declare void @llvm.masked.store.nxv4i32(<vscale x 4 x i32>, ptr, i32, <vscale x 4 x i1>)