From patchwork Wed Apr 13 15:59:44 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Stubbs X-Patchwork-Id: 91059 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) by ozlabs.org (Postfix) with SMTP id A85AFB6F64 for ; Thu, 14 Apr 2011 02:00:07 +1000 (EST) Received: (qmail 29167 invoked by alias); 13 Apr 2011 15:59:59 -0000 Received: (qmail 29156 invoked by uid 22791); 13 Apr 2011 15:59:57 -0000 X-SWARE-Spam-Status: No, hits=-1.7 required=5.0 tests=AWL, BAYES_00, T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from mail.codesourcery.com (HELO mail.codesourcery.com) (38.113.113.100) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Wed, 13 Apr 2011 15:59:48 +0000 Received: (qmail 9283 invoked from network); 13 Apr 2011 15:59:47 -0000 Received: from unknown (HELO ?192.168.0.104?) (ams@127.0.0.2) by mail.codesourcery.com with ESMTPA; 13 Apr 2011 15:59:47 -0000 Message-ID: <4DA5C870.7060703@codesourcery.com> Date: Wed, 13 Apr 2011 16:59:44 +0100 From: Andrew Stubbs User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.14) Gecko/20110223 Lightning/1.0b2 Thunderbird/3.1.8 MIME-Version: 1.0 To: gcc-patches@gcc.gnu.org CC: patches@linaro.org, Daniel Jacobowitz Subject: [PATCH][ARM] New testcases for NEON Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Delivered-To: mailing list gcc-patches@gcc.gnu.org Hi, This old patch has been carried in the CodeSourcery toolchain for some time now. It just adds a few new testcases for vectorization. OK? Andrew 2008-12-03 Daniel Jacobowitz gcc/testsuite/ * gcc.dg/vect/vect-shift-3.c, gcc.dg/vect/vect-shift-4.c: New. * lib/target-supports.exp (check_effective_target_vect_shift_char): New function. --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/vect-shift-3.c @@ -0,0 +1,37 @@ +/* { dg-require-effective-target vect_shift } */ +/* { dg-require-effective-target vect_int } */ + +#include "tree-vect.h" + +#define N 32 + +unsigned short dst[N] __attribute__((aligned(N))); +unsigned short src[N] __attribute__((aligned(N))); + +__attribute__ ((noinline)) +void array_shift(void) +{ + int i; + for (i = 0; i < N; i++) + dst[i] = src[i] >> 3; +} + +int main() +{ + volatile int i; + check_vect (); + + for (i = 0; i < N; i++) + src[i] = i << 3; + + array_shift (); + + for (i = 0; i < N; i++) + if (dst[i] != i) + abort (); + + return 0; +} + +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/vect-shift-4.c @@ -0,0 +1,37 @@ +/* { dg-require-effective-target vect_shift_char } */ +/* { dg-require-effective-target vect_int } */ + +#include "tree-vect.h" + +#define N 32 + +unsigned char dst[N] __attribute__((aligned(N))); +unsigned char src[N] __attribute__((aligned(N))); + +__attribute__ ((noinline)) +void array_shift(void) +{ + int i; + for (i = 0; i < N; i++) + dst[i] = src[i] >> 3; +} + +int main() +{ + volatile int i; + check_vect (); + + for (i = 0; i < N; i++) + src[i] = i << 3; + + array_shift (); + + for (i = 0; i < N; i++) + if (dst[i] != i) + abort (); + + return 0; +} + +/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */ +/* { dg-final { cleanup-tree-dump "vect" } } */ --- a/gcc/testsuite/lib/target-supports.exp +++ b/gcc/testsuite/lib/target-supports.exp @@ -2310,6 +2310,26 @@ proc check_effective_target_vect_shift_scalar { } { } +# Return 1 if the target supports hardware vector shift operation for char. + +proc check_effective_target_vect_shift_char { } { + global et_vect_shift_char_saved + + if [info exists et_vect_shift_char_saved] { + verbose "check_effective_target_vect_shift_char: using cached result" 2 + } else { + set et_vect_shift_char_saved 0 + if { ([istarget powerpc*-*-*] + && ![istarget powerpc-*-linux*paired*]) + || [check_effective_target_arm32] } { + set et_vect_shift_char_saved 1 + } + } + + verbose "check_effective_target_vect_shift_char: returning $et_vect_shift_char_saved" 2 + return $et_vect_shift_char_saved +} + # Return 1 if the target supports hardware vectors of long, 0 otherwise. # # This can change for different subtargets so do not cache the result.