sve-masked-ldst-trunc.ll
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; RUN: llc -mtriple=aarch64--linux-gnu -mattr=+sve -asm-verbose=0 < %s 2>%t | FileCheck %s
; RUN: FileCheck --check-prefix=WARN --allow-empty %s <%t
; If this check fails please read test/CodeGen/AArch64/README for instructions on how to resolve it.
; WARN-NOT: warning
;
; Masked Stores
;
define void @masked_trunc_store_nxv2i8(<vscale x 2 x i64> *%a, <vscale x 2 x i64> %val, <vscale x 2 x i8> *%b, <vscale x 2 x i1> %mask) nounwind {
; CHECK-LABEL: masked_trunc_store_nxv2i8:
; CHECK-NEXT: st1b { z0.d }, p0, [x1]
; CHECK-NEXT: ret
%trunc = trunc <vscale x 2 x i64> %val to <vscale x 2 x i8>
call void @llvm.masked.store.nxv2i8(<vscale x 2 x i8> %trunc, <vscale x 2 x i8> *%b, i32 8, <vscale x 2 x i1> %mask)
ret void
}
define void @masked_trunc_store_nxv2i16(<vscale x 2 x i64> *%a, <vscale x 2 x i64> %val, <vscale x 2 x i16> *%b, <vscale x 2 x i1> %mask) nounwind {
; CHECK-LABEL: masked_trunc_store_nxv2i16:
; CHECK-NEXT: st1h { z0.d }, p0, [x1]
; CHECK-NEXT: ret
%trunc = trunc <vscale x 2 x i64> %val to <vscale x 2 x i16>
call void @llvm.masked.store.nxv2i16(<vscale x 2 x i16> %trunc, <vscale x 2 x i16> *%b, i32 8, <vscale x 2 x i1> %mask)
ret void
}
define void @masked_trunc_store_nxv2i32(<vscale x 2 x i64> *%a, <vscale x 2 x i64> %val, <vscale x 2 x i32> *%b, <vscale x 2 x i1> %mask) nounwind {
; CHECK-LABEL: masked_trunc_store_nxv2i32:
; CHECK-NEXT: st1w { z0.d }, p0, [x1]
; CHECK-NEXT: ret
%trunc = trunc <vscale x 2 x i64> %val to <vscale x 2 x i32>
call void @llvm.masked.store.nxv2i32(<vscale x 2 x i32> %trunc, <vscale x 2 x i32> *%b, i32 8, <vscale x 2 x i1> %mask)
ret void
}
define void @masked_trunc_store_nxv4i8(<vscale x 4 x i32> *%a, <vscale x 4 x i32> %val, <vscale x 4 x i8> *%b, <vscale x 4 x i1> %mask) nounwind {
; CHECK-LABEL: masked_trunc_store_nxv4i8:
; CHECK-NEXT: st1b { z0.s }, p0, [x1]
; CHECK-NEXT: ret
%trunc = trunc <vscale x 4 x i32> %val to <vscale x 4 x i8>
call void @llvm.masked.store.nxv4i8(<vscale x 4 x i8> %trunc, <vscale x 4 x i8> *%b, i32 4, <vscale x 4 x i1> %mask)
ret void
}
define void @masked_trunc_store_nxv4i16(<vscale x 4 x i32> *%a, <vscale x 4 x i32> %val, <vscale x 4 x i16> *%b, <vscale x 4 x i1> %mask) nounwind {
; CHECK-LABEL: masked_trunc_store_nxv4i16:
; CHECK-NEXT: st1h { z0.s }, p0, [x1]
; CHECK-NEXT: ret
%trunc = trunc <vscale x 4 x i32> %val to <vscale x 4 x i16>
call void @llvm.masked.store.nxv4i16(<vscale x 4 x i16> %trunc, <vscale x 4 x i16> *%b, i32 4, <vscale x 4 x i1> %mask)
ret void
}
define void @masked_trunc_store_nxv8i8(<vscale x 8 x i16> *%a, <vscale x 8 x i16> %val, <vscale x 8 x i8> *%b, <vscale x 8 x i1> %mask) nounwind {
; CHECK-LABEL: masked_trunc_store_nxv8i8:
; CHECK-NEXT: st1b { z0.h }, p0, [x1]
; CHECK-NEXT: ret
%trunc = trunc <vscale x 8 x i16> %val to <vscale x 8 x i8>
call void @llvm.masked.store.nxv8i8(<vscale x 8 x i8> %trunc, <vscale x 8 x i8> *%b, i32 2, <vscale x 8 x i1> %mask)
ret void
}
declare void @llvm.masked.store.nxv2i8(<vscale x 2 x i8>, <vscale x 2 x i8>*, i32, <vscale x 2 x i1>)
declare void @llvm.masked.store.nxv2i16(<vscale x 2 x i16>, <vscale x 2 x i16>*, i32, <vscale x 2 x i1>)
declare void @llvm.masked.store.nxv2i32(<vscale x 2 x i32>, <vscale x 2 x i32>*, i32, <vscale x 2 x i1>)
declare void @llvm.masked.store.nxv4i8(<vscale x 4 x i8>, <vscale x 4 x i8>*, i32, <vscale x 4 x i1>)
declare void @llvm.masked.store.nxv4i16(<vscale x 4 x i16>, <vscale x 4 x i16>*, i32, <vscale x 4 x i1>)
declare void @llvm.masked.store.nxv8i8(<vscale x 8 x i8>, <vscale x 8 x i8>*, i32, <vscale x 8 x i1>)