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test/mips64/11080/libTestFloatSyncJNIArgs.c@122547cfa3c8 (annotated)

test/mips64/11080/libTestFloatSyncJNIArgs.c

Mon, 25 Nov 2019 15:36:48 +0800

author

huangjia

date

Mon, 25 Nov 2019 15:36:48 +0800

changeset 9758

122547cfa3c8

permissions

-rw-r--r--

#11080 Backport testcase of JDK-8207838 compiler/floatingpoint/TestFloatSyncJNIArgs.java
Reviewed-by: aoqi
Contributed-by: guoge1@huawei.com, huangjia

huangjia@9758	1	/*
huangjia@9758	2	* Copyright (c) 2018, 2019, Red Hat, Inc. All rights reserved.
huangjia@9758	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
huangjia@9758	4	*
huangjia@9758	5	* This code is free software; you can redistribute it and/or modify it
huangjia@9758	6	* under the terms of the GNU General Public License version 2 only, as
huangjia@9758	7	* published by the Free Software Foundation.
huangjia@9758	8	*
huangjia@9758	9	* This code is distributed in the hope that it will be useful, but WITHOUT
huangjia@9758	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
huangjia@9758	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
huangjia@9758	12	* version 2 for more details (a copy is included in the LICENSE file that
huangjia@9758	13	* accompanied this code).
huangjia@9758	14	*
huangjia@9758	15	* You should have received a copy of the GNU General Public License version
huangjia@9758	16	* 2 along with this work; if not, write to the Free Software Foundation,
huangjia@9758	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
huangjia@9758	18	*
huangjia@9758	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
huangjia@9758	20	* or visit www.oracle.com if you need additional information or have any
huangjia@9758	21	* questions.
huangjia@9758	22	*/
huangjia@9758	23
huangjia@9758	24	#include <jni.h>
huangjia@9758	25
huangjia@9758	26	#ifdef __cplusplus
huangjia@9758	27	extern "C" {
huangjia@9758	28	#endif
huangjia@9758	29
huangjia@9758	30	/* Fletcher checksum. This is a nonlinear function which detects both */
huangjia@9758	31	/* missing or otherwise incorrect arguments and arguments in the wrong */
huangjia@9758	32	/* order. */
huangjia@9758	33	static jfloat fcombine(jfloat f[], int len) {
huangjia@9758	34	int i;
huangjia@9758	35	jfloat sum = 0, sum_of_sums = 0;
huangjia@9758	36	for (i = 0; i < len; i++) {
huangjia@9758	37	sum += f[i];
huangjia@9758	38	sum_of_sums += sum;
huangjia@9758	39	}
huangjia@9758	40	return sum + sum_of_sums * sum;
huangjia@9758	41	}
huangjia@9758	42
huangjia@9758	43	static jdouble combine(jdouble f[], int len) {
huangjia@9758	44	int i;
huangjia@9758	45	double sum = 0, sum_of_sums = 0;
huangjia@9758	46	for (i = 0; i < len; i++) {
huangjia@9758	47	sum += f[i];
huangjia@9758	48	sum_of_sums += sum;
huangjia@9758	49	}
huangjia@9758	50	return sum + sum_of_sums * sum;
huangjia@9758	51	}
huangjia@9758	52
huangjia@9758	53	JNIEXPORT jfloat JNICALL Java_TestFloatSyncJNIArgs_combine15floats
huangjia@9758	54	(JNIEnv *env, jclass cls,
huangjia@9758	55	jfloat f1, jfloat f2, jfloat f3, jfloat f4,
huangjia@9758	56	jfloat f5, jfloat f6, jfloat f7, jfloat f8,
huangjia@9758	57	jfloat f9, jfloat f10, jfloat f11, jfloat f12,
huangjia@9758	58	jfloat f13, jfloat f14, jfloat f15) {
huangjia@9758	59
huangjia@9758	60	jfloat f[15];
huangjia@9758	61	f[0] = f1; f[1] = f2; f[2] = f3; f[3] = f4; f[4] = f5;
huangjia@9758	62	f[5] = f6; f[6] = f7; f[7] = f8; f[8] = f9; f[9] = f10;
huangjia@9758	63	f[10] = f11; f[11] = f12; f[12] = f13; f[13] = f14; f[14] = f15;
huangjia@9758	64
huangjia@9758	65	return fcombine(f, sizeof f / sizeof f[0]);
huangjia@9758	66	}
huangjia@9758	67
huangjia@9758	68	JNIEXPORT jdouble JNICALL Java_TestFloatSyncJNIArgs_combine15doubles
huangjia@9758	69	(JNIEnv *env, jclass cls,
huangjia@9758	70	jdouble f1, jdouble f2, jdouble f3, jdouble f4,
huangjia@9758	71	jdouble f5, jdouble f6, jdouble f7, jdouble f8,
huangjia@9758	72	jdouble f9, jdouble f10, jdouble f11, jdouble f12,
huangjia@9758	73	jdouble f13, jdouble f14, jdouble f15) {
huangjia@9758	74
huangjia@9758	75	jdouble f[15];
huangjia@9758	76	f[0] = f1; f[1] = f2; f[2] = f3; f[3] = f4; f[4] = f5;
huangjia@9758	77	f[5] = f6; f[6] = f7; f[7] = f8; f[8] = f9; f[9] = f10;
huangjia@9758	78	f[10] = f11; f[11] = f12; f[12] = f13; f[13] = f14; f[14] = f15;
huangjia@9758	79
huangjia@9758	80	return combine(f, sizeof f / sizeof f[0]);
huangjia@9758	81	}
huangjia@9758	82
huangjia@9758	83
huangjia@9758	84	#ifdef __cplusplus
huangjia@9758	85	}
huangjia@9758	86	#endif