llvm-6502/test/CodeGen/ARM/big-endian-neon-extend.ll
Christian Pirker 737f207468 ARMEB: Vector extend operations
Reviewed at http://reviews.llvm.org/D4043



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211520 91177308-0d34-0410-b5e6-96231b3b80d8
2014-06-23 18:05:53 +00:00

82 lines
2.7 KiB
LLVM

; RUN: llc < %s -mtriple armeb-eabi -mattr v7,neon -o - | FileCheck %s
define void @vector_ext_2i8_to_2i64( <2 x i8>* %loadaddr, <2 x i64>* %storeaddr ) {
; CHECK-LABEL: vector_ext_2i8_to_2i64:
; CHECK: vld1.16 {[[REG:d[0-9]+]]
; CHECK: vmov.i64 {{q[0-9]+}}, #0xff
; CHECK: vrev16.8 [[REG]], [[REG]]
; CHECK: vmovl.u8 {{q[0-9]+}}, [[REG]]
%1 = load <2 x i8>* %loadaddr
%2 = zext <2 x i8> %1 to <2 x i64>
store <2 x i64> %2, <2 x i64>* %storeaddr
ret void
}
define void @vector_ext_2i16_to_2i64( <2 x i16>* %loadaddr, <2 x i64>* %storeaddr ) {
; CHECK-LABEL: vector_ext_2i16_to_2i64:
; CHECK: vld1.32 {[[REG:d[0-9]+]]
; CHECK: vmov.i64 {{q[0-9]+}}, #0xffff
; CHECK: vrev32.16 [[REG]], [[REG]]
; CHECK: vmovl.u16 {{q[0-9]+}}, [[REG]]
%1 = load <2 x i16>* %loadaddr
%2 = zext <2 x i16> %1 to <2 x i64>
store <2 x i64> %2, <2 x i64>* %storeaddr
ret void
}
define void @vector_ext_2i8_to_2i32( <2 x i8>* %loadaddr, <2 x i32>* %storeaddr ) {
; CHECK-LABEL: vector_ext_2i8_to_2i32:
; CHECK: vld1.16 {[[REG:d[0-9]+]]
; CHECK: vrev16.8 [[REG]], [[REG]]
%1 = load <2 x i8>* %loadaddr
%2 = zext <2 x i8> %1 to <2 x i32>
store <2 x i32> %2, <2 x i32>* %storeaddr
ret void
}
define void @vector_ext_2i16_to_2i32( <2 x i16>* %loadaddr, <2 x i32>* %storeaddr ) {
; CHECK-LABEL: vector_ext_2i16_to_2i32:
; CHECK: vld1.32 {[[REG:d[0-9]+]]
; CHECK: vrev32.16 [[REG]], [[REG]]
; CHECK: vmovl.u16 {{q[0-9]+}}, [[REG]]
%1 = load <2 x i16>* %loadaddr
%2 = zext <2 x i16> %1 to <2 x i32>
store <2 x i32> %2, <2 x i32>* %storeaddr
ret void
}
define void @vector_ext_2i8_to_2i16( <2 x i8>* %loadaddr, <2 x i16>* %storeaddr ) {
; CHECK-LABEL: vector_ext_2i8_to_2i16:
; CHECK: vld1.16 {[[REG:d[0-9]+]]
; CHECK: vrev16.8 [[REG]], [[REG]]
; CHECK: vmovl.u8 {{q[0-9]+}}, [[REG]]
%1 = load <2 x i8>* %loadaddr
%2 = zext <2 x i8> %1 to <2 x i16>
store <2 x i16> %2, <2 x i16>* %storeaddr
ret void
}
define void @vector_ext_4i8_to_4i32( <4 x i8>* %loadaddr, <4 x i32>* %storeaddr ) {
; CHECK-LABEL: vector_ext_4i8_to_4i32:
; CHECK: vld1.32 {[[REG:d[0-9]+]]
; CHECK: vrev32.8 [[REG]], [[REG]]
; CHECK: vmovl.u8 {{q[0-9]+}}, [[REG]]
%1 = load <4 x i8>* %loadaddr
%2 = zext <4 x i8> %1 to <4 x i32>
store <4 x i32> %2, <4 x i32>* %storeaddr
ret void
}
define void @vector_ext_4i8_to_4i16( <4 x i8>* %loadaddr, <4 x i16>* %storeaddr ) {
; CHECK-LABEL: vector_ext_4i8_to_4i16:
; CHECK: vld1.32 {[[REG:d[0-9]+]]
; CHECK: vrev32.8 [[REG]], [[REG]]
; CHECK: vmovl.u8 {{q[0-9]+}}, [[REG]]
%1 = load <4 x i8>* %loadaddr
%2 = zext <4 x i8> %1 to <4 x i16>
store <4 x i16> %2, <4 x i16>* %storeaddr
ret void
}