llvm-6502/test/CodeGen/X86/vec_sdiv_to_shift.ll
Nadav Rotem 1977675a50 add -march to the test
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171956 91177308-0d34-0410-b5e6-96231b3b80d8
2013-01-09 07:04:23 +00:00

73 lines
1.6 KiB
LLVM

; RUN: llc < %s -march=x86-64 -mcpu=penryn -mattr=+avx2 | FileCheck %s
define <8 x i16> @sdiv_vec8x16(<8 x i16> %var) {
entry:
; CHECK: sdiv_vec8x16
; CHECK: psraw $15
; CHECK: vpsrlw $11
; CHECK: vpaddw
; CHECK: vpsraw $5
; CHECK: ret
%0 = sdiv <8 x i16> %var, <i16 32, i16 32, i16 32, i16 32, i16 32, i16 32, i16 32, i16 32>
ret <8 x i16> %0
}
define <4 x i32> @sdiv_zero(<4 x i32> %var) {
entry:
; CHECK: sdiv_zero
; CHECK-NOT sra
; CHECK: ret
%0 = sdiv <4 x i32> %var, <i32 0, i32 0, i32 0, i32 0>
ret <4 x i32> %0
}
define <4 x i32> @sdiv_vec4x32(<4 x i32> %var) {
entry:
; CHECK: sdiv_vec4x32
; CHECK: vpsrad $31
; CHECK: vpsrld $28
; CHECK: vpaddd
; CHECK: vpsrad $4
; CHECK: ret
%0 = sdiv <4 x i32> %var, <i32 16, i32 16, i32 16, i32 16>
ret <4 x i32> %0
}
define <4 x i32> @sdiv_negative(<4 x i32> %var) {
entry:
; CHECK: sdiv_negative
; CHECK: vpsrad $31
; CHECK: vpsrld $28
; CHECK: vpaddd
; CHECK: vpsrad $4
; CHECK: vpsubd
; CHECK: ret
%0 = sdiv <4 x i32> %var, <i32 -16, i32 -16, i32 -16, i32 -16>
ret <4 x i32> %0
}
define <8 x i32> @sdiv8x32(<8 x i32> %var) {
entry:
; CHECK: sdiv8x32
; CHECK: vpsrad $31
; CHECK: vpsrld $26
; CHECK: vpaddd
; CHECK: vpsrad $6
; CHECK: ret
%0 = sdiv <8 x i32> %var, <i32 64, i32 64, i32 64, i32 64, i32 64, i32 64, i32 64, i32 64>
ret <8 x i32> %0
}
define <16 x i16> @sdiv16x16(<16 x i16> %var) {
entry:
; CHECK: sdiv16x16
; CHECK: vpsraw $15
; CHECK: vpsrlw $14
; CHECK: vpaddw
; CHECK: vpsraw $2
; CHECK: ret
%a0 = sdiv <16 x i16> %var, <i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4>
ret <16 x i16> %a0
}