xref: /aosp_15_r20/external/llvm/test/CodeGen/SystemZ/vec-move-15.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)

; Test vector sign-extending loads.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s

; Test a v16i1->v16i8 extension.
define <16 x i8> @f1(<16 x i1> *%ptr) {
; No expected output, but must compile.
  %val = load <16 x i1>, <16 x i1> *%ptr
  %ret = sext <16 x i1> %val to <16 x i8>
  ret <16 x i8> %ret
}

; Test a v8i1->v8i16 extension.
define <8 x i16> @f2(<8 x i1> *%ptr) {
; No expected output, but must compile.
  %val = load <8 x i1>, <8 x i1> *%ptr
  %ret = sext <8 x i1> %val to <8 x i16>
  ret <8 x i16> %ret
}

; Test a v8i8->v8i16 extension.
define <8 x i16> @f3(<8 x i8> *%ptr) {
; CHECK-LABEL: f3:
; CHECK: vlrepg [[REG1:%v[0-9]+]], 0(%r2)
; CHECK: vuphb %v24, [[REG1]]
; CHECK: br %r14
  %val = load <8 x i8>, <8 x i8> *%ptr
  %ret = sext <8 x i8> %val to <8 x i16>
  ret <8 x i16> %ret
}

; Test a v4i1->v4i32 extension.
define <4 x i32> @f4(<4 x i1> *%ptr) {
; No expected output, but must compile.
  %val = load <4 x i1>, <4 x i1> *%ptr
  %ret = sext <4 x i1> %val to <4 x i32>
  ret <4 x i32> %ret
}

; Test a v4i8->v4i32 extension.
define <4 x i32> @f5(<4 x i8> *%ptr) {
; CHECK-LABEL: f5:
; CHECK: vlrepf [[REG1:%v[0-9]+]], 0(%r2)
; CHECK: vuphb [[REG2:%v[0-9]+]], [[REG1]]
; CHECK: vuphh %v24, [[REG2]]
; CHECK: br %r14
  %val = load <4 x i8>, <4 x i8> *%ptr
  %ret = sext <4 x i8> %val to <4 x i32>
  ret <4 x i32> %ret
}

; Test a v4i16->v4i32 extension.
define <4 x i32> @f6(<4 x i16> *%ptr) {
; CHECK-LABEL: f6:
; CHECK: vlrepg [[REG1:%v[0-9]+]], 0(%r2)
; CHECK: vuphh %v24, [[REG1]]
; CHECK: br %r14
  %val = load <4 x i16>, <4 x i16> *%ptr
  %ret = sext <4 x i16> %val to <4 x i32>
  ret <4 x i32> %ret
}

; Test a v2i1->v2i64 extension.
define <2 x i64> @f7(<2 x i1> *%ptr) {
; No expected output, but must compile.
  %val = load <2 x i1>, <2 x i1> *%ptr
  %ret = sext <2 x i1> %val to <2 x i64>
  ret <2 x i64> %ret
}

; Test a v2i8->v2i64 extension.
define <2 x i64> @f8(<2 x i8> *%ptr) {
; CHECK-LABEL: f8:
; CHECK: vlreph [[REG1:%v[0-9]+]], 0(%r2)
; CHECK: vuphb [[REG2:%v[0-9]+]], [[REG1]]
; CHECK: vuphh [[REG3:%v[0-9]+]], [[REG2]]
; CHECK: vuphf %v24, [[REG3]]
; CHECK: br %r14
  %val = load <2 x i8>, <2 x i8> *%ptr
  %ret = sext <2 x i8> %val to <2 x i64>
  ret <2 x i64> %ret
}

; Test a v2i16->v2i64 extension.
define <2 x i64> @f9(<2 x i16> *%ptr) {
; CHECK-LABEL: f9:
; CHECK: vlrepf [[REG1:%v[0-9]+]], 0(%r2)
; CHECK: vuphh [[REG2:%v[0-9]+]], [[REG1]]
; CHECK: vuphf %v24, [[REG2]]
; CHECK: br %r14
  %val = load <2 x i16>, <2 x i16> *%ptr
  %ret = sext <2 x i16> %val to <2 x i64>
  ret <2 x i64> %ret
}

; Test a v2i32->v2i64 extension.
define <2 x i64> @f10(<2 x i32> *%ptr) {
; CHECK-LABEL: f10:
; CHECK: vlrepg [[REG1:%v[0-9]+]], 0(%r2)
; CHECK: vuphf %v24, [[REG1]]
; CHECK: br %r14
  %val = load <2 x i32>, <2 x i32> *%ptr
  %ret = sext <2 x i32> %val to <2 x i64>
  ret <2 x i64> %ret
}