Java example source code file (TestFloatBoxing.java)
The TestFloatBoxing.java Java example source code
/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 6934604
* @summary enable parts of EliminateAutoBox by default
* @run main/othervm -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:+EliminateAutoBox TestFloatBoxing
* @run main/othervm -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:+EliminateAutoBox
* -XX:CompileCommand=exclude,TestFloatBoxing.dummy -XX:CompileCommand=exclude,TestFloatBoxing.foo -XX:CompileCommand=exclude,TestFloatBoxing.foob TestFloatBoxing
* @run main/othervm -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:-EliminateAutoBox
* -XX:CompileCommand=exclude,TestFloatBoxing.dummy -XX:CompileCommand=exclude,TestFloatBoxing.foo -XX:CompileCommand=exclude,TestFloatBoxing.foob TestFloatBoxing
*
*/
public class TestFloatBoxing {
static final Float ibc = new Float(1.f);
//===============================================
// Non-inlined methods to test deoptimization info
static void dummy() { }
static float foo(float i) { return i; }
static Float foob(float i) { return Float.valueOf(i); }
static float simple(float i) {
Float ib = new Float(i);
return ib;
}
static float simpleb(float i) {
Float ib = Float.valueOf(i);
return ib;
}
static float simplec() {
Float ib = ibc;
return ib;
}
static float simplef(float i) {
Float ib = foob(i);
return ib;
}
static float simplep(Float ib) {
return ib;
}
static float simple2(float i) {
Float ib1 = new Float(i);
Float ib2 = new Float(i+1.f);
return ib1 + ib2;
}
static float simpleb2(float i) {
Float ib1 = Float.valueOf(i);
Float ib2 = Float.valueOf(i+1.f);
return ib1 + ib2;
}
static float simplem2(float i) {
Float ib1 = new Float(i);
Float ib2 = Float.valueOf(i+1.f);
return ib1 + ib2;
}
static float simplep2(float i, Float ib1) {
Float ib2 = Float.valueOf(i+1.f);
return ib1 + ib2;
}
static float simplec2(float i) {
Float ib1 = ibc;
Float ib2 = Float.valueOf(i+1.f);
return ib1 + ib2;
}
//===============================================
static float test(float f, int i) {
Float ib = new Float(f);
if ((i&1) == 0)
ib = f+1.f;
return ib;
}
static float testb(float f, int i) {
Float ib = f;
if ((i&1) == 0)
ib = (f+1.f);
return ib;
}
static float testm(float f, int i) {
Float ib = f;
if ((i&1) == 0)
ib = new Float(f+1.f);
return ib;
}
static float testp(float f, int i, Float ib) {
if ((i&1) == 0)
ib = new Float(f+1.f);
return ib;
}
static float testc(float f, int i) {
Float ib = ibc;
if ((i&1) == 0)
ib = new Float(f+1.f);
return ib;
}
static float test2(float f, int i) {
Float ib1 = new Float(f);
Float ib2 = new Float(f+1.f);
if ((i&1) == 0) {
ib1 = new Float(f+1.f);
ib2 = new Float(f+2.f);
}
return ib1+ib2;
}
static float testb2(float f, int i) {
Float ib1 = f;
Float ib2 = f+1.f;
if ((i&1) == 0) {
ib1 = (f+1.f);
ib2 = (f+2.f);
}
return ib1+ib2;
}
static float testm2(float f, int i) {
Float ib1 = new Float(f);
Float ib2 = f+1.f;
if ((i&1) == 0) {
ib1 = new Float(f+1.f);
ib2 = (f+2.f);
}
return ib1+ib2;
}
static float testp2(float f, int i, Float ib1) {
Float ib2 = f+1.f;
if ((i&1) == 0) {
ib1 = new Float(f+1.f);
ib2 = (f+2.f);
}
return ib1+ib2;
}
static float testc2(float f, int i) {
Float ib1 = ibc;
Float ib2 = f+1.f;
if ((i&1) == 0) {
ib1 = (ibc+1.f);
ib2 = (f+2.f);
}
return ib1+ib2;
}
//===============================================
static float sum(float[] a) {
float result = 1.f;
for (Float i : a)
result += i;
return result;
}
static float sumb(float[] a) {
Float result = 1.f;
for (Float i : a)
result += i;
return result;
}
static float sumc(float[] a) {
Float result = ibc;
for (Float i : a)
result += i;
return result;
}
static float sumf(float[] a) {
Float result = foob(1.f);
for (Float i : a)
result += i;
return result;
}
static float sump(float[] a, Float result) {
for (Float i : a)
result += i;
return result;
}
static float sum2(float[] a) {
float result1 = 1.f;
float result2 = 1.f;
for (Float i : a) {
result1 += i;
result2 += i + 1.f;
}
return result1 + result2;
}
static float sumb2(float[] a) {
Float result1 = 1.f;
Float result2 = 1.f;
for (Float i : a) {
result1 += i;
result2 += i + 1.f;
}
return result1 + result2;
}
static float summ2(float[] a) {
Float result1 = 1.f;
Float result2 = new Float(1.f);
for (Float i : a) {
result1 += i;
result2 += new Float(i + 1.f);
}
return result1 + result2;
}
static float sump2(float[] a, Float result2) {
Float result1 = 1.f;
for (Float i : a) {
result1 += i;
result2 += i + 1.f;
}
return result1 + result2;
}
static float sumc2(float[] a) {
Float result1 = 1.f;
Float result2 = ibc;
for (Float i : a) {
result1 += i;
result2 += i + ibc;
}
return result1 + result2;
}
//===============================================
static float remi_sum() {
Float j = new Float(1.f);
for (int i = 0; i< 1000; i++) {
j = new Float(j + 1.f);
}
return j;
}
static float remi_sumb() {
Float j = Float.valueOf(1.f);
for (int i = 0; i< 1000; i++) {
j = j + 1.f;
}
return j;
}
static float remi_sumf() {
Float j = foob(1.f);
for (int i = 0; i< 1000; i++) {
j = j + 1.f;
}
return j;
}
static float remi_sump(Float j) {
for (int i = 0; i< 1000; i++) {
j = new Float(j + 1.f);
}
return j;
}
static float remi_sumc() {
Float j = ibc;
for (int i = 0; i< 1000; i++) {
j = j + ibc;
}
return j;
}
static float remi_sum2() {
Float j1 = new Float(1.f);
Float j2 = new Float(1.f);
for (int i = 0; i< 1000; i++) {
j1 = new Float(j1 + 1.f);
j2 = new Float(j2 + 2.f);
}
return j1 + j2;
}
static float remi_sumb2() {
Float j1 = Float.valueOf(1.f);
Float j2 = Float.valueOf(1.f);
for (int i = 0; i< 1000; i++) {
j1 = j1 + 1.f;
j2 = j2 + 2.f;
}
return j1 + j2;
}
static float remi_summ2() {
Float j1 = new Float(1.f);
Float j2 = Float.valueOf(1.f);
for (int i = 0; i< 1000; i++) {
j1 = new Float(j1 + 1.f);
j2 = j2 + 2.f;
}
return j1 + j2;
}
static float remi_sump2(Float j1) {
Float j2 = Float.valueOf(1.f);
for (int i = 0; i< 1000; i++) {
j1 = new Float(j1 + 1.f);
j2 = j2 + 2.f;
}
return j1 + j2;
}
static float remi_sumc2() {
Float j1 = ibc;
Float j2 = Float.valueOf(1.f);
for (int i = 0; i< 1000; i++) {
j1 = j1 + ibc;
j2 = j2 + 2.f;
}
return j1 + j2;
}
//===============================================
// Safepointa and debug info for deoptimization
static float simple_deop(float i) {
Float ib = new Float(foo(i));
dummy();
return ib;
}
static float simpleb_deop(float i) {
Float ib = Float.valueOf(foo(i));
dummy();
return ib;
}
static float simplef_deop(float i) {
Float ib = foob(i);
dummy();
return ib;
}
static float simplep_deop(Float ib) {
dummy();
return ib;
}
static float simplec_deop(float i) {
Float ib = ibc;
dummy();
return ib;
}
static float test_deop(float f, int i) {
Float ib = new Float(foo(f));
if ((i&1) == 0)
ib = foo(f+1.f);
dummy();
return ib;
}
static float testb_deop(float f, int i) {
Float ib = foo(f);
if ((i&1) == 0)
ib = foo(f+1.f);
dummy();
return ib;
}
static float testf_deop(float f, int i) {
Float ib = foob(f);
if ((i&1) == 0)
ib = foo(f+1.f);
dummy();
return ib;
}
static float testp_deop(float f, int i, Float ib) {
if ((i&1) == 0)
ib = foo(f+1.f);
dummy();
return ib;
}
static float testc_deop(float f, int i) {
Float ib = ibc;
if ((i&1) == 0)
ib = foo(f+1.f);
dummy();
return ib;
}
static float sum_deop(float[] a) {
float result = 1.f;
for (Float i : a)
result += foo(i);
dummy();
return result;
}
static float sumb_deop(float[] a) {
Float result = 1.f;
for (Float i : a)
result += foo(i);
dummy();
return result;
}
static float sumf_deop(float[] a) {
Float result = 1.f;
for (Float i : a)
result += foob(i);
dummy();
return result;
}
static float sump_deop(float[] a, Float result) {
for (Float i : a)
result += foob(i);
dummy();
return result;
}
static float sumc_deop(float[] a) {
Float result = ibc;
for (Float i : a)
result += foo(i);
dummy();
return result;
}
static float remi_sum_deop() {
Float j = new Float(foo(1.f));
for (int i = 0; i< 1000; i++) {
j = new Float(foo(j + 1.f));
}
dummy();
return j;
}
static float remi_sumb_deop() {
Float j = Float.valueOf(foo(1.f));
for (int i = 0; i< 1000; i++) {
j = foo(j + 1.f);
}
dummy();
return j;
}
static float remi_sumf_deop() {
Float j = foob(1.f);
for (int i = 0; i< 1000; i++) {
j = foo(j + 1.f);
}
dummy();
return j;
}
static float remi_sump_deop(Float j) {
for (int i = 0; i< 1000; i++) {
j = foo(j + 1.f);
}
dummy();
return j;
}
static float remi_sumc_deop() {
Float j = ibc;
for (int i = 0; i< 1000; i++) {
j = foo(j + 1.f);
}
dummy();
return j;
}
//===============================================
// Conditional increment
static float remi_sum_cond() {
Float j = new Float(1.f);
for (int i = 0; i< 1000; i++) {
if ((i&1) == 0) {
j = new Float(j + 1.f);
}
}
return j;
}
static float remi_sumb_cond() {
Float j = Float.valueOf(1.f);
for (int i = 0; i< 1000; i++) {
if ((i&1) == 0) {
j = j + 1.f;
}
}
return j;
}
static float remi_sumf_cond() {
Float j = foob(1.f);
for (int i = 0; i< 1000; i++) {
if ((i&1) == 0) {
j = j + 1.f;
}
}
return j;
}
static float remi_sump_cond(Float j) {
for (int i = 0; i< 1000; i++) {
if ((i&1) == 0) {
j = j + 1.f;
}
}
return j;
}
static float remi_sumc_cond() {
Float j = ibc;
for (int i = 0; i< 1000; i++) {
if ((i&1) == 0) {
j = j + ibc;
}
}
return j;
}
static float remi_sum2_cond() {
Float j1 = new Float(1.f);
Float j2 = new Float(1.f);
for (int i = 0; i< 1000; i++) {
if ((i&1) == 0) {
j1 = new Float(j1 + 1.f);
} else {
j2 = new Float(j2 + 2.f);
}
}
return j1 + j2;
}
static float remi_sumb2_cond() {
Float j1 = Float.valueOf(1.f);
Float j2 = Float.valueOf(1.f);
for (int i = 0; i< 1000; i++) {
if ((i&1) == 0) {
j1 = j1 + 1.f;
} else {
j2 = j2 + 2.f;
}
}
return j1 + j2;
}
static float remi_summ2_cond() {
Float j1 = new Float(1.f);
Float j2 = Float.valueOf(1.f);
for (int i = 0; i< 1000; i++) {
if ((i&1) == 0) {
j1 = new Float(j1 + 1.f);
} else {
j2 = j2 + 2.f;
}
}
return j1 + j2;
}
static float remi_sump2_cond(Float j1) {
Float j2 = Float.valueOf(1.f);
for (int i = 0; i< 1000; i++) {
if ((i&1) == 0) {
j1 = new Float(j1 + 1.f);
} else {
j2 = j2 + 2.f;
}
}
return j1 + j2;
}
static float remi_sumc2_cond() {
Float j1 = ibc;
Float j2 = Float.valueOf(1.f);
for (int i = 0; i< 1000; i++) {
if ((i&1) == 0) {
j1 = j1 + ibc;
} else {
j2 = j2 + 2;
}
}
return j1 + j2;
}
public static void main(String[] args) {
final int ntests = 70;
String[] test_name = new String[] {
"simple", "simpleb", "simplec", "simplef", "simplep",
"simple2", "simpleb2", "simplec2", "simplem2", "simplep2",
"simple_deop", "simpleb_deop", "simplec_deop", "simplef_deop", "simplep_deop",
"test", "testb", "testc", "testm", "testp",
"test2", "testb2", "testc2", "testm2", "testp2",
"test_deop", "testb_deop", "testc_deop", "testf_deop", "testp_deop",
"sum", "sumb", "sumc", "sumf", "sump",
"sum2", "sumb2", "sumc2", "summ2", "sump2",
"sum_deop", "sumb_deop", "sumc_deop", "sumf_deop", "sump_deop",
"remi_sum", "remi_sumb", "remi_sumc", "remi_sumf", "remi_sump",
"remi_sum2", "remi_sumb2", "remi_sumc2", "remi_summ2", "remi_sump2",
"remi_sum_deop", "remi_sumb_deop", "remi_sumc_deop", "remi_sumf_deop", "remi_sump_deop",
"remi_sum_cond", "remi_sumb_cond", "remi_sumc_cond", "remi_sumf_cond", "remi_sump_cond",
"remi_sum2_cond", "remi_sumb2_cond", "remi_sumc2_cond", "remi_summ2_cond", "remi_sump2_cond"
};
final float[] val = new float[] {
71990896.f, 71990896.f, 12000.f, 71990896.f, 71990896.f,
144000000.f, 144000000.f, 72014896.f, 144000000.f, 144000000.f,
71990896.f, 71990896.f, 12000.f, 71990896.f, 71990896.f,
72000000.f, 72000000.f, 36004096.f, 72000000.f, 72000000.f,
144012288.f, 144012288.f, 72033096.f, 144012288.f, 144012288.f,
72000000.f, 72000000.f, 36004096.f, 72000000.f, 72000000.f,
499501.f, 499501.f, 499501.f, 499501.f, 499501.f,
1000002.f, 1000002.f, 1000002.f, 1000002.f, 1000002.f,
499501.f, 499501.f, 499501.f, 499501.f, 499501.f,
1001.f, 1001.f, 1001.f, 1001.f, 1001.f,
3002.f, 3002.f, 3002.f, 3002.f, 3002.f,
1001.f, 1001.f, 1001.f, 1001.f, 1001.f,
501.f, 501.f, 501.f, 501.f, 501.f,
1502.f, 1502.f, 1502.f, 1502.f, 1502.f
};
float[] res = new float[ntests];
for (int i = 0; i < ntests; i++) {
res[i] = 0.f;
}
for (int i = 0; i < 12000; i++) {
res[0] += simple(i);
res[1] += simpleb(i);
res[2] += simplec();
res[3] += simplef(i);
res[4] += simplep((float)i);
res[5] += simple2((float)i);
res[6] += simpleb2((float)i);
res[7] += simplec2((float)i);
res[8] += simplem2((float)i);
res[9] += simplep2((float)i, (float)i);
res[10] += simple_deop((float)i);
res[11] += simpleb_deop((float)i);
res[12] += simplec_deop((float)i);
res[13] += simplef_deop((float)i);
res[14] += simplep_deop((float)i);
res[15] += test((float)i, i);
res[16] += testb((float)i, i);
res[17] += testc((float)i, i);
res[18] += testm((float)i, i);
res[19] += testp((float)i, i, (float)i);
res[20] += test2((float)i, i);
res[21] += testb2((float)i, i);
res[22] += testc2((float)i, i);
res[23] += testm2((float)i, i);
res[24] += testp2((float)i, i, (float)i);
res[25] += test_deop((float)i, i);
res[26] += testb_deop((float)i, i);
res[27] += testc_deop((float)i, i);
res[28] += testf_deop((float)i, i);
res[29] += testp_deop((float)i, i, (float)i);
}
float[] ia = new float[1000];
for (int i = 0; i < 1000; i++) {
ia[i] = i;
}
for (int i = 0; i < 100; i++) {
res[30] = sum(ia);
res[31] = sumb(ia);
res[32] = sumc(ia);
res[33] = sumf(ia);
res[34] = sump(ia, 1.f);
res[35] = sum2(ia);
res[36] = sumb2(ia);
res[37] = sumc2(ia);
res[38] = summ2(ia);
res[39] = sump2(ia, 1.f);
res[40] = sum_deop(ia);
res[41] = sumb_deop(ia);
res[42] = sumc_deop(ia);
res[43] = sumf_deop(ia);
res[44] = sump_deop(ia, 1.f);
res[45] = remi_sum();
res[46] = remi_sumb();
res[47] = remi_sumc();
res[48] = remi_sumf();
res[49] = remi_sump(1.f);
res[50] = remi_sum2();
res[51] = remi_sumb2();
res[52] = remi_sumc2();
res[53] = remi_summ2();
res[54] = remi_sump2(1.f);
res[55] = remi_sum_deop();
res[56] = remi_sumb_deop();
res[57] = remi_sumc_deop();
res[58] = remi_sumf_deop();
res[59] = remi_sump_deop(1.f);
res[60] = remi_sum_cond();
res[61] = remi_sumb_cond();
res[62] = remi_sumc_cond();
res[63] = remi_sumf_cond();
res[64] = remi_sump_cond(1.f);
res[65] = remi_sum2_cond();
res[66] = remi_sumb2_cond();
res[67] = remi_sumc2_cond();
res[68] = remi_summ2_cond();
res[69] = remi_sump2_cond(1.f);
}
int failed = 0;
for (int i = 0; i < ntests; i++) {
if (res[i] != val[i]) {
System.err.println(test_name[i] + ": " + res[i] + " != " + val[i]);
failed++;
}
}
if (failed > 0) {
System.err.println("Failed " + failed + " tests.");
throw new InternalError();
} else {
System.out.println("Passed.");
}
}
}
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