llvm/llvm/test/CodeGen/RISCV/rvv/strided-vpload-vpstore-output.ll

; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 4
; RUN: llc -mtriple=riscv64 -mattr=+v -stop-after=finalize-isel %s -o - | FileCheck %s

; Test makes sure we don't store a pointer in the MachineMemOperand created for
; these instructions. MachineMemOperand handling can't currently deal with a
; negative stride that would allow memory before the pointer to be read.

declare <vscale x 1 x i8> @llvm.experimental.vp.strided.load.nxv1i8.p0.i8(ptr, i8, <vscale x 1 x i1>, i32)

define <vscale x 1 x i8> @strided_vpload_nxv1i8_i8(ptr %ptr, i8 signext %stride, <vscale x 1 x i1> %m, i32 zeroext %evl) {
  ; CHECK-LABEL: name: strided_vpload_nxv1i8_i8
  ; CHECK: bb.0 (%ir-block.0):
  ; CHECK-NEXT:   liveins: $x10, $x11, $v0, $x12
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:gprnox0 = COPY $x12
  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:vr = COPY $v0
  ; CHECK-NEXT:   [[COPY2:%[0-9]+]]:gpr = COPY $x11
  ; CHECK-NEXT:   [[COPY3:%[0-9]+]]:gpr = COPY $x10
  ; CHECK-NEXT:   $v0 = COPY [[COPY1]]
  ; CHECK-NEXT:   [[PseudoVLSE8_V_MF8_MASK:%[0-9]+]]:vrnov0 = PseudoVLSE8_V_MF8_MASK $noreg, [[COPY3]], [[COPY2]], $v0, [[COPY]], 3 /* e8 */, 1 /* ta, mu */ :: (load unknown-size, align 1)
  ; CHECK-NEXT:   $v8 = COPY [[PseudoVLSE8_V_MF8_MASK]]
  ; CHECK-NEXT:   PseudoRET implicit $v8
  %load = call <vscale x 1 x i8> @llvm.experimental.vp.strided.load.nxv1i8.p0.i8(ptr %ptr, i8 %stride, <vscale x 1 x i1> %m, i32 %evl)
  ret <vscale x 1 x i8> %load
}

declare void @llvm.experimental.vp.strided.store.nxv1i8.p0.i8(<vscale x 1 x i8>, ptr, i8, <vscale x 1 x i1>, i32)

define void @strided_vpstore_nxv1i8_i8(<vscale x 1 x i8> %val, ptr %ptr, i8 signext %stride, <vscale x 1 x i1> %m, i32 zeroext %evl) {
  ; CHECK-LABEL: name: strided_vpstore_nxv1i8_i8
  ; CHECK: bb.0 (%ir-block.0):
  ; CHECK-NEXT:   liveins: $v8, $x10, $x11, $v0, $x12
  ; CHECK-NEXT: {{  $}}
  ; CHECK-NEXT:   [[COPY:%[0-9]+]]:gprnox0 = COPY $x12
  ; CHECK-NEXT:   [[COPY1:%[0-9]+]]:vr = COPY $v0
  ; CHECK-NEXT:   [[COPY2:%[0-9]+]]:gpr = COPY $x11
  ; CHECK-NEXT:   [[COPY3:%[0-9]+]]:gpr = COPY $x10
  ; CHECK-NEXT:   [[COPY4:%[0-9]+]]:vr = COPY $v8
  ; CHECK-NEXT:   $v0 = COPY [[COPY1]]
  ; CHECK-NEXT:   PseudoVSSE8_V_MF8_MASK [[COPY4]], [[COPY3]], [[COPY2]], $v0, [[COPY]], 3 /* e8 */ :: (store unknown-size, align 1)
  ; CHECK-NEXT:   PseudoRET
  call void @llvm.experimental.vp.strided.store.nxv1i8.p0.i8(<vscale x 1 x i8> %val, ptr %ptr, i8 %stride, <vscale x 1 x i1> %m, i32 %evl)
  ret void
}
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CHECK: {{.*}}