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

;
; LDFF1H, LDFF1W, LDFF1D: base + 64-bit scaled offset
;   e.g. ldff1h z0.d, p0/z, [x0, z0.d, lsl #1]
;

define <vscale x 2 x i64> @gldff1h_index(<vscale x 2 x i1> %pg, ptr %base, <vscale x 2 x i64> %b) {
; CHECK-LABEL: gldff1h_index:
; CHECK:       // %bb.0:
; CHECK-NEXT:    ldff1h { z0.d }, p0/z, [x0, z0.d, lsl #1]
; CHECK-NEXT:    ret
  %load = call <vscale x 2 x i16> @llvm.aarch64.sve.ldff1.gather.index.nxv2i16(<vscale x 2 x i1> %pg,
                                                                               ptr %base,
                                                                               <vscale x 2 x i64> %b)
  %res = zext <vscale x 2 x i16> %load to <vscale x 2 x i64>
  ret <vscale x 2 x i64> %res
}

define <vscale x 2 x i64> @gldff1w_index(<vscale x 2 x i1> %pg, ptr %base, <vscale x 2 x i64> %b) {
; CHECK-LABEL: gldff1w_index:
; CHECK:       // %bb.0:
; CHECK-NEXT:    ldff1w { z0.d }, p0/z, [x0, z0.d, lsl #2]
; CHECK-NEXT:    ret
  %load = call <vscale x 2 x i32> @llvm.aarch64.sve.ldff1.gather.index.nxv2i32(<vscale x 2 x i1> %pg,
                                                                               ptr %base,
                                                                               <vscale x 2 x i64> %b)
  %res = zext <vscale x 2 x i32> %load to <vscale x 2 x i64>
  ret <vscale x 2 x i64> %res
}

define <vscale x 2 x i64> @gldff1d_index(<vscale x 2 x i1> %pg, ptr %base, <vscale x 2 x i64> %b) {
; CHECK-LABEL: gldff1d_index:
; CHECK:       // %bb.0:
; CHECK-NEXT:    ldff1d { z0.d }, p0/z, [x0, z0.d, lsl #3]
; CHECK-NEXT:    ret
  %load = call <vscale x 2 x i64> @llvm.aarch64.sve.ldff1.gather.index.nxv2i64(<vscale x 2 x i1> %pg,
                                                                               ptr %base,
                                                                               <vscale x 2 x i64> %b)
  ret <vscale x 2 x i64> %load
}

define <vscale x 2 x double> @gldff1d_index_double(<vscale x 2 x i1> %pg, ptr %base, <vscale x 2 x i64> %b) {
; CHECK-LABEL: gldff1d_index_double:
; CHECK:       // %bb.0:
; CHECK-NEXT:    ldff1d { z0.d }, p0/z, [x0, z0.d, lsl #3]
; CHECK-NEXT:    ret
  %load = call <vscale x 2 x double> @llvm.aarch64.sve.ldff1.gather.index.nxv2f64(<vscale x 2 x i1> %pg,
                                                                                  ptr %base,
                                                                                  <vscale x 2 x i64> %b)
  ret <vscale x 2 x double> %load
}

;
; LDFF1SH, LDFF1SW: base + 64-bit scaled offset
;   e.g. ldff1sh z0.d, p0/z, [x0, z0.d, lsl #1]
;

define <vscale x 2 x i64> @gldff1sh_index(<vscale x 2 x i1> %pg, ptr %base, <vscale x 2 x i64> %b) {
; CHECK-LABEL: gldff1sh_index:
; CHECK:       // %bb.0:
; CHECK-NEXT:    ldff1sh { z0.d }, p0/z, [x0, z0.d, lsl #1]
; CHECK-NEXT:    ret
  %load = call <vscale x 2 x i16> @llvm.aarch64.sve.ldff1.gather.index.nxv2i16(<vscale x 2 x i1> %pg,
                                                                               ptr %base,
                                                                               <vscale x 2 x i64> %b)
  %res = sext <vscale x 2 x i16> %load to <vscale x 2 x i64>
  ret <vscale x 2 x i64> %res
}

define <vscale x 2 x i64> @gldff1sw_index(<vscale x 2 x i1> %pg, ptr %base, <vscale x 2 x i64> %b) {
; CHECK-LABEL: gldff1sw_index:
; CHECK:       // %bb.0:
; CHECK-NEXT:    ldff1sw { z0.d }, p0/z, [x0, z0.d, lsl #2]
; CHECK-NEXT:    ret
  %load = call <vscale x 2 x i32> @llvm.aarch64.sve.ldff1.gather.index.nxv2i32(<vscale x 2 x i1> %pg,
                                                                               ptr %base,
                                                                               <vscale x 2 x i64> %b)
  %res = sext <vscale x 2 x i32> %load to <vscale x 2 x i64>
  ret <vscale x 2 x i64> %res
}

declare <vscale x 2 x i16> @llvm.aarch64.sve.ldff1.gather.index.nxv2i16(<vscale x 2 x i1>, ptr, <vscale x 2 x i64>)
declare <vscale x 2 x i32> @llvm.aarch64.sve.ldff1.gather.index.nxv2i32(<vscale x 2 x i1>, ptr, <vscale x 2 x i64>)
declare <vscale x 2 x i64> @llvm.aarch64.sve.ldff1.gather.index.nxv2i64(<vscale x 2 x i1>, ptr, <vscale x 2 x i64>)
declare <vscale x 2 x double> @llvm.aarch64.sve.ldff1.gather.index.nxv2f64(<vscale x 2 x i1>, ptr, <vscale x 2 x i64>)