From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 76912 invoked by alias); 12 May 2015 20:31:30 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 76828 invoked by uid 89); 12 May 2015 20:31:29 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.6 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mail-wi0-f174.google.com Received: from mail-wi0-f174.google.com (HELO mail-wi0-f174.google.com) (209.85.212.174) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES128-GCM-SHA256 encrypted) ESMTPS; Tue, 12 May 2015 20:31:27 +0000 Received: by wief7 with SMTP id f7so121056214wie.0 for ; Tue, 12 May 2015 13:31:24 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references; bh=Y2nGwGxIQ51oD7bRqHK3C75dorCy0PlHG3C0SkPm96Q=; b=D3LcBr1sFmh+4S14pZG3+Hj25Gh9gQN7sZPn0BT5Q4qIQzP7dcLWm7L0YGGmISwQ7q 2z7EvqE/8MtZ05fc0UqMkbMb1LCmTg4WZPdjlEVnXfrRAKsIBUHrWEhP/6uwROH/bmQ+ cLZ+/9jZN38ustQd9D0Hc7QF8ydOgggnThPGa/YKcv1BWnjAxGNn5MBeUCF7kIVtdZ3m uBEneVfnvYVi79WkwDLp79tMTyX0bh2Saua7G8nyIBSIPEC4lZhZZaethH+tyyk4Cf5W AZwUSOcyzRXhsy0UuiGpUmyrWNC8qTQ8MsY9sGMzuiarQ3e907ErRyUrHOEavcfsZ9pa qTzg== X-Gm-Message-State: ALoCoQlU+areDnckvWydrITpcGDLnn/RN3RspXaRW6cEBeuHIsAjLUnMyneL5mvetPGKQcx57NWL X-Received: by 10.194.59.79 with SMTP id x15mr32593837wjq.81.1431462684169; Tue, 12 May 2015 13:31:24 -0700 (PDT) Received: from babel.clyon.hd.free.fr (vig38-2-82-225-222-175.fbx.proxad.net. [82.225.222.175]) by mx.google.com with ESMTPSA id u9sm24921095wju.44.2015.05.12.13.31.23 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 12 May 2015 13:31:23 -0700 (PDT) From: Christophe Lyon To: gcc-patches@gcc.gnu.org Subject: [Patch ARM-AArch64/testsuite Neon intrinsics 12/13] Add vqshrn_n tests. Date: Tue, 12 May 2015 20:31:00 -0000 Message-Id: <1431462661-27247-13-git-send-email-christophe.lyon@linaro.org> In-Reply-To: <1431462661-27247-1-git-send-email-christophe.lyon@linaro.org> References: <1431462661-27247-1-git-send-email-christophe.lyon@linaro.org> X-IsSubscribed: yes X-SW-Source: 2015-05/txt/msg01158.txt.bz2 diff --git a/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqshrn_n.c b/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqshrn_n.c new file mode 100644 index 0000000..b3556f4 --- /dev/null +++ b/gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vqshrn_n.c @@ -0,0 +1,177 @@ +#include +#include "arm-neon-ref.h" +#include "compute-ref-data.h" + +/* Expected values of cumulative_saturation flag. */ +int VECT_VAR(expected_cumulative_sat,int,16,8) = 0; +int VECT_VAR(expected_cumulative_sat,int,32,4) = 0; +int VECT_VAR(expected_cumulative_sat,int,64,2) = 0; +int VECT_VAR(expected_cumulative_sat,uint,16,8) = 1; +int VECT_VAR(expected_cumulative_sat,uint,32,4) = 1; +int VECT_VAR(expected_cumulative_sat,uint,64,2) = 1; + +/* Expected results. */ +VECT_VAR_DECL(expected,int,8,8) [] = { 0xf8, 0xf8, 0xf9, 0xf9, + 0xfa, 0xfa, 0xfb, 0xfb }; +VECT_VAR_DECL(expected,int,16,4) [] = { 0xfff8, 0xfff8, 0xfff9, 0xfff9 }; +VECT_VAR_DECL(expected,int,32,2) [] = { 0xfffffffc, 0xfffffffc }; +VECT_VAR_DECL(expected,uint,8,8) [] = { 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff }; +VECT_VAR_DECL(expected,uint,16,4) [] = { 0xffff, 0xffff, 0xffff, 0xffff }; +VECT_VAR_DECL(expected,uint,32,2) [] = { 0xffffffff, 0xffffffff }; + +/* Expected values of cumulative_saturation flag with max input value + shifted by 3. */ +int VECT_VAR(expected_cumulative_sat_max_sh3,int,16,8) = 1; +int VECT_VAR(expected_cumulative_sat_max_sh3,int,32,4) = 1; +int VECT_VAR(expected_cumulative_sat_max_sh3,int,64,2) = 1; +int VECT_VAR(expected_cumulative_sat_max_sh3,uint,16,8) = 1; +int VECT_VAR(expected_cumulative_sat_max_sh3,uint,32,4) = 1; +int VECT_VAR(expected_cumulative_sat_max_sh3,uint,64,2) = 1; + +/* Expected results with max input value shifted by 3. */ +VECT_VAR_DECL(expected_max_sh3,int,8,8) [] = { 0x7f, 0x7f, 0x7f, 0x7f, + 0x7f, 0x7f, 0x7f, 0x7f }; +VECT_VAR_DECL(expected_max_sh3,int,16,4) [] = { 0x7fff, 0x7fff, 0x7fff, 0x7fff }; +VECT_VAR_DECL(expected_max_sh3,int,32,2) [] = { 0x7fffffff, 0x7fffffff }; +VECT_VAR_DECL(expected_max_sh3,uint,8,8) [] = { 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff }; +VECT_VAR_DECL(expected_max_sh3,uint,16,4) [] = { 0xffff, 0xffff, + 0xffff, 0xffff }; +VECT_VAR_DECL(expected_max_sh3,uint,32,2) [] = { 0xffffffff, 0xffffffff }; + +/* Expected values of cumulative_saturation flag with max input value + shifted by type size. */ +int VECT_VAR(expected_cumulative_sat_max_shmax,int,16,8) = 0; +int VECT_VAR(expected_cumulative_sat_max_shmax,int,32,4) = 0; +int VECT_VAR(expected_cumulative_sat_max_shmax,int,64,2) = 0; +int VECT_VAR(expected_cumulative_sat_max_shmax,uint,16,8) = 0; +int VECT_VAR(expected_cumulative_sat_max_shmax,uint,32,4) = 0; +int VECT_VAR(expected_cumulative_sat_max_shmax,uint,64,2) = 0; + +/* Expected results with max input value shifted by type size. */ +VECT_VAR_DECL(expected_max_shmax,int,8,8) [] = { 0x7f, 0x7f, 0x7f, 0x7f, + 0x7f, 0x7f, 0x7f, 0x7f }; +VECT_VAR_DECL(expected_max_shmax,int,16,4) [] = { 0x7fff, 0x7fff, + 0x7fff, 0x7fff }; +VECT_VAR_DECL(expected_max_shmax,int,32,2) [] = { 0x7fffffff, 0x7fffffff }; +VECT_VAR_DECL(expected_max_shmax,uint,8,8) [] = { 0xff, 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, 0xff }; +VECT_VAR_DECL(expected_max_shmax,uint,16,4) [] = { 0xffff, 0xffff, + 0xffff, 0xffff }; +VECT_VAR_DECL(expected_max_shmax,uint,32,2) [] = { 0xffffffff, 0xffffffff }; + +#define INSN vqshrn_n +#define TEST_MSG "VQSHRN_N" + +#define FNNAME1(NAME) void exec_ ## NAME (void) +#define FNNAME(NAME) FNNAME1(NAME) + +FNNAME (INSN) +{ + /* Basic test: y=vqshrn_n(x,v), then store the result. */ +#define TEST_VQSHRN_N2(INSN, T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) \ + Set_Neon_Cumulative_Sat(0, VECT_VAR(vector_res, T1, W2, N)); \ + VECT_VAR(vector_res, T1, W2, N) = \ + INSN##_##T2##W(VECT_VAR(vector, T1, W, N), \ + V); \ + vst1_##T2##W2(VECT_VAR(result, T1, W2, N), \ + VECT_VAR(vector_res, T1, W2, N)); \ + CHECK_CUMULATIVE_SAT(TEST_MSG, T1, W, N, EXPECTED_CUMULATIVE_SAT, CMT) + + /* Two auxliary macros are necessary to expand INSN */ +#define TEST_VQSHRN_N1(INSN, T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) \ + TEST_VQSHRN_N2(INSN, T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) + +#define TEST_VQSHRN_N(T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) \ + TEST_VQSHRN_N1(INSN, T1, T2, W, W2, N, V, EXPECTED_CUMULATIVE_SAT, CMT) + + + /* vector is twice as large as vector_res. */ + DECL_VARIABLE(vector, int, 16, 8); + DECL_VARIABLE(vector, int, 32, 4); + DECL_VARIABLE(vector, int, 64, 2); + DECL_VARIABLE(vector, uint, 16, 8); + DECL_VARIABLE(vector, uint, 32, 4); + DECL_VARIABLE(vector, uint, 64, 2); + + DECL_VARIABLE(vector_res, int, 8, 8); + DECL_VARIABLE(vector_res, int, 16, 4); + DECL_VARIABLE(vector_res, int, 32, 2); + DECL_VARIABLE(vector_res, uint, 8, 8); + DECL_VARIABLE(vector_res, uint, 16, 4); + DECL_VARIABLE(vector_res, uint, 32, 2); + + clean_results (); + + VLOAD(vector, buffer, q, int, s, 16, 8); + VLOAD(vector, buffer, q, int, s, 32, 4); + VLOAD(vector, buffer, q, int, s, 64, 2); + VLOAD(vector, buffer, q, uint, u, 16, 8); + VLOAD(vector, buffer, q, uint, u, 32, 4); + VLOAD(vector, buffer, q, uint, u, 64, 2); + + /* Choose shift amount arbitrarily. */ +#define CMT "" + TEST_VQSHRN_N(int, s, 16, 8, 8, 1, expected_cumulative_sat, CMT); + TEST_VQSHRN_N(int, s, 32, 16, 4, 1, expected_cumulative_sat, CMT); + TEST_VQSHRN_N(int, s, 64, 32, 2, 2, expected_cumulative_sat, CMT); + TEST_VQSHRN_N(uint, u, 16, 8, 8, 2, expected_cumulative_sat, CMT); + TEST_VQSHRN_N(uint, u, 32, 16, 4, 3, expected_cumulative_sat, CMT); + TEST_VQSHRN_N(uint, u, 64, 32, 2, 3, expected_cumulative_sat, CMT); + + CHECK(TEST_MSG, int, 8, 8, PRIx8, expected, CMT); + CHECK(TEST_MSG, int, 16, 4, PRIx16, expected, CMT); + CHECK(TEST_MSG, int, 32, 2, PRIx32, expected, CMT); + CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected, CMT); + CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected, CMT); + CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected, CMT); + + + /* Use max possible value as input. */ + VDUP(vector, q, int, s, 16, 8, 0x7FFF); + VDUP(vector, q, int, s, 32, 4, 0x7FFFFFFF); + VDUP(vector, q, int, s, 64, 2, 0x7FFFFFFFFFFFFFFFLL); + VDUP(vector, q, uint, u, 16, 8, 0xFFFF); + VDUP(vector, q, uint, u, 32, 4, 0xFFFFFFFF); + VDUP(vector, q, uint, u, 64, 2, 0xFFFFFFFFFFFFFFFFULL); + +#undef CMT +#define CMT " (check saturation: shift by 3)" + TEST_VQSHRN_N(int, s, 16, 8, 8, 3, expected_cumulative_sat_max_sh3, CMT); + TEST_VQSHRN_N(int, s, 32, 16, 4, 3, expected_cumulative_sat_max_sh3, CMT); + TEST_VQSHRN_N(int, s, 64, 32, 2, 3, expected_cumulative_sat_max_sh3, CMT); + TEST_VQSHRN_N(uint, u, 16, 8, 8, 3, expected_cumulative_sat_max_sh3, CMT); + TEST_VQSHRN_N(uint, u, 32, 16, 4, 3, expected_cumulative_sat_max_sh3, CMT); + TEST_VQSHRN_N(uint, u, 64, 32, 2, 3, expected_cumulative_sat_max_sh3, CMT); + + CHECK(TEST_MSG, int, 8, 8, PRIx8, expected_max_sh3, CMT); + CHECK(TEST_MSG, int, 16, 4, PRIx16, expected_max_sh3, CMT); + CHECK(TEST_MSG, int, 32, 2, PRIx32, expected_max_sh3, CMT); + CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected_max_sh3, CMT); + CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected_max_sh3, CMT); + CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected_max_sh3, CMT); + + +#undef CMT +#define CMT " (check saturation: shift by max)" + TEST_VQSHRN_N(int, s, 16, 8, 8, 8, expected_cumulative_sat_max_shmax, CMT); + TEST_VQSHRN_N(int, s, 32, 16, 4, 16, expected_cumulative_sat_max_shmax, CMT); + TEST_VQSHRN_N(int, s, 64, 32, 2, 32, expected_cumulative_sat_max_shmax, CMT); + TEST_VQSHRN_N(uint, u, 16, 8, 8, 8, expected_cumulative_sat_max_shmax, CMT); + TEST_VQSHRN_N(uint, u, 32, 16, 4, 16, expected_cumulative_sat_max_shmax, CMT); + TEST_VQSHRN_N(uint, u, 64, 32, 2, 32, expected_cumulative_sat_max_shmax, CMT); + + CHECK(TEST_MSG, int, 8, 8, PRIx8, expected_max_shmax, CMT); + CHECK(TEST_MSG, int, 16, 4, PRIx16, expected_max_shmax, CMT); + CHECK(TEST_MSG, int, 32, 2, PRIx32, expected_max_shmax, CMT); + CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected_max_shmax, CMT); + CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected_max_shmax, CMT); + CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected_max_shmax, CMT); +} + +int main (void) +{ + exec_vqshrn_n (); + return 0; +} -- 2.1.4