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annotate src/gpu/hsail/vm/gpu_hsail.cpp @ 14934:f83404938588

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eliminate redundant FixedGuards
author Tom Rodriguez <tom.rodriguez@oracle.com>
date Tue, 01 Apr 2014 15:49:13 -0700
parents 3e9a960f0da1
children a6c144380ce7
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #include "precompiled.hpp"
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26 #include "runtime/javaCalls.hpp"
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27 #include "runtime/gpu.hpp"
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28 #include "runtime/deoptimization.hpp"
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29 #include "gpu_hsail.hpp"
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30 #include "utilities/debug.hpp"
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31 #include "utilities/exceptions.hpp"
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32 #include "hsail/vm/gpu_hsail.hpp"
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33 #include "utilities/globalDefinitions.hpp"
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34 #include "utilities/ostream.hpp"
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35 #include "graal/graalEnv.hpp"
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36 #include "graal/graalCompiler.hpp"
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37 #include "graal/graalJavaAccess.hpp"
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38 #include "hsailKernelArguments.hpp"
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39 #include "hsailJavaCallArguments.hpp"
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40 #include "code/pcDesc.hpp"
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41 #include "code/scopeDesc.hpp"
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42 #include "graal/graalVMToCompiler.hpp"
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43 #include "gpu_hsail_Frame.hpp"
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44
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45 // Entry to GPU native method implementation that transitions current thread to '_thread_in_vm'.
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46 #define GPU_VMENTRY(result_type, name, signature) \
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47 JNIEXPORT result_type JNICALL name signature { \
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48 GRAAL_VM_ENTRY_MARK; \
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49
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50 // Entry to GPU native method implementation that calls a JNI function
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51 // and hence cannot transition current thread to '_thread_in_vm'.
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52 #define GPU_ENTRY(result_type, name, signature) \
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53 JNIEXPORT result_type JNICALL name signature { \
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54
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55 #define GPU_END }
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56
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57 #define CC (char*) /*cast a literal from (const char*)*/
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58 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(f))
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59
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60 #define OBJECT "Ljava/lang/Object;"
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61 #define STRING "Ljava/lang/String;"
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62 #define HS_INSTALLED_CODE "Lcom/oracle/graal/hotspot/meta/HotSpotInstalledCode;"
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63 #define HS_COMPILED_NMETHOD "Lcom/oracle/graal/hotspot/HotSpotCompiledNmethod;"
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64 #define HS_NMETHOD "Lcom/oracle/graal/hotspot/meta/HotSpotNmethod;"
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65
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66 // public native void executeKernel(HotSpotNmethod kernel, int jobSize, int i, int j, Object[] args) throws InvalidInstalledCodeException;
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67
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68 JNINativeMethod Hsail::HSAIL_methods[] = {
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69 {CC"initialize", CC"()Z", FN_PTR(Hsail::initialize)},
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70 {CC"generateKernel", CC"([B" STRING ")J", FN_PTR(Hsail::generate_kernel)},
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71 {CC"executeKernel0", CC"("HS_INSTALLED_CODE"I["OBJECT"["OBJECT")Z", FN_PTR(Hsail::execute_kernel_void_1d)},
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72 };
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73
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74 void * Hsail::_device_context = NULL;
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75
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76 Hsail::okra_create_context_func_t Hsail::_okra_create_context;
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77 Hsail::okra_create_kernel_func_t Hsail::_okra_create_kernel;
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78 Hsail::okra_push_object_func_t Hsail::_okra_push_object;
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79 Hsail::okra_push_boolean_func_t Hsail::_okra_push_boolean;
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80 Hsail::okra_push_byte_func_t Hsail::_okra_push_byte;
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81 Hsail::okra_push_double_func_t Hsail::_okra_push_double;
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82 Hsail::okra_push_float_func_t Hsail::_okra_push_float;
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83 Hsail::okra_push_int_func_t Hsail::_okra_push_int;
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84 Hsail::okra_push_long_func_t Hsail::_okra_push_long;
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85 Hsail::okra_execute_with_range_func_t Hsail::_okra_execute_with_range;
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86 Hsail::okra_clearargs_func_t Hsail::_okra_clearargs;
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87 Hsail::okra_register_heap_func_t Hsail::_okra_register_heap;
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88
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89
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90 void Hsail::register_heap() {
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91 // After the okra functions are set up and the heap is initialized, register the java heap with HSA
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92 guarantee(Universe::heap() != NULL, "heap should be there by now.");
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93 if (TraceGPUInteraction) {
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94 tty->print_cr("[HSAIL] heap=" PTR_FORMAT, Universe::heap());
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95 tty->print_cr("[HSAIL] base=0x%08x, capacity=%ld", Universe::heap()->base(), Universe::heap()->capacity());
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96 }
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97 _okra_register_heap(Universe::heap()->base(), Universe::heap()->capacity());
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98 }
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99
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100 GPU_VMENTRY(jboolean, Hsail::execute_kernel_void_1d, (JNIEnv* env, jclass, jobject kernel_handle, jint dimX, jobject args_handle, jobject oops_save_handle))
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101
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102 ResourceMark rm;
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103 jlong nmethodValue = HotSpotInstalledCode::codeBlob(kernel_handle);
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104 if (nmethodValue == 0) {
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105 SharedRuntime::throw_and_post_jvmti_exception(JavaThread::current(), vmSymbols::com_oracle_graal_api_code_InvalidInstalledCodeException(), NULL);
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106 }
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107 nmethod* nm = (nmethod*) (address) nmethodValue;
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108 methodHandle mh = nm->method();
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109 Symbol* signature = mh->signature();
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110
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111 void* kernel = (void*) HotSpotInstalledCode::codeStart(kernel_handle);
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112 if (kernel == NULL) {
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113 SharedRuntime::throw_and_post_jvmti_exception(JavaThread::current(), vmSymbols::com_oracle_graal_api_code_InvalidInstalledCodeException(), NULL);
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114 }
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115
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116 return execute_kernel_void_1d_internal((address) kernel, dimX, args_handle, mh, nm, oops_save_handle, CHECK_0);
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117 GPU_END
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118
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119 static void showRanges(jboolean *a, int len) {
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120 // show ranges
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121 bool lookFor = true;
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122 for (int i = 0; i < len; i++) {
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123 if ((lookFor == true) && (a[i] != 0)) {
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124 tty->print("%d", i);
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125 lookFor = false;
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126 } else if ((lookFor == false) && (a[i] == 0)) {
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127 tty->print_cr("-%d", i-1);
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128 lookFor = true;
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129 }
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130 }
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131 if (lookFor == false) {
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132 tty->print_cr("-%d", len-1);
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133 }
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134 }
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135
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136
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137 // for experimentation
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138 static bool useDeoptInfo = true;
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139
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140 jboolean Hsail::execute_kernel_void_1d_internal(address kernel, int dimX, jobject args_handle, methodHandle& mh, nmethod *nm, jobject oops_save_handle, TRAPS) {
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141
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142 ResourceMark rm(THREAD);
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143 objArrayOop argsArray = (objArrayOop) JNIHandles::resolve(args_handle);
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144
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145 // Reset the kernel arguments
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146 _okra_clearargs(kernel);
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147
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148
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149 HSAILDeoptimizationInfo* e;
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150 if (useDeoptInfo) {
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151 e = new (ResourceObj::C_HEAP, mtInternal) HSAILDeoptimizationInfo();
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152 e->set_never_ran_array(NEW_C_HEAP_ARRAY(jboolean, dimX, mtInternal));
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153 memset(e->never_ran_array(), 0, dimX * sizeof(jboolean));
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154 }
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155
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156 // This object sets up the kernel arguments
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157 HSAILKernelArguments hka((address) kernel, mh->signature(), argsArray, mh->is_static(), e);
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158
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159 // if any object passed was null, throw an exception here
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160 // doing this means the kernel code can avoid null checks on the object parameters.
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161 if (hka.getFirstNullParameterIndex() >= 0) {
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162 char buf[64];
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163 sprintf(buf, "Null Kernel Parameter seen, Parameter Index: %d", hka.getFirstNullParameterIndex());
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164 JavaThread* thread = (JavaThread*)THREAD;
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165 thread->set_gpu_exception_bci(0);
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166 thread->set_gpu_exception_method(mh());
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167 THROW_MSG_0(vmSymbols::java_lang_NullPointerException(), buf);
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168 }
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169
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170 // Run the kernel
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171 bool success = _okra_execute_with_range(kernel, dimX);
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172 // check if any workitem requested a deopt
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173 // currently we only support at most one such workitem
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174
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175
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176 int deoptcode = e->deopt_occurred();
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177 if (useDeoptInfo && deoptcode != 0) {
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178 if (deoptcode != 1) {
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179 // error condition detected in deopt code
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180 char msg[200];
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181 sprintf(msg, "deopt error detected, slot for workitem %d was not empty", -1*(deoptcode + 1));
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182 guarantee(deoptcode == 1, msg);
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183 }
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184 if (TraceGPUInteraction) {
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185 tty->print_cr("deopt happened.");
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186 HSAILKernelDeoptimization * pdeopt = &e->_deopt_save_states[0];
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187 tty->print_cr("first deopter was workitem %d", pdeopt->workitem());
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188 }
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189
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190 // Before handling any deopting workitems, save the pointers from
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191 // the hsail frames in oops_save so they get adjusted by any
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192 // GC. Need to do this before leaving thread_in_vm mode.
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193 // resolve handle only needed once here (not exiting vm mode)
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194 objArrayOop oopsSaveArray = (objArrayOop) JNIHandles::resolve(oops_save_handle);
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195
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196 // since slots are allocated from the beginning, we know how far to look
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197 assert(e->num_deopts() < MAX_DEOPT_SAVE_STATES_SIZE, "deopt save state overflow");
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198 for (int k = 0; k < e->num_deopts(); k++) {
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199 HSAILKernelDeoptimization * pdeopt = &e->_deopt_save_states[k];
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200 jint workitem = pdeopt->workitem();
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201 if (workitem != -1) {
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202 // this is a workitem that deopted
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203 HSAILFrame *hsailFrame = pdeopt->first_frame();
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204 int dregOopMap = hsailFrame->dreg_oops_map();
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205 for (int bit = 0; bit < 16; bit++) {
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206 if ((dregOopMap & (1 << bit)) != 0) {
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207 // the dregister at this bit is an oop, save it in the array
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208 int index = k * 16 + bit;
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diff changeset
209 void* saved_oop = (void*) hsailFrame->get_d_reg(bit);
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diff changeset
210 oopsSaveArray->obj_at_put(index, (oop) saved_oop);
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211 }
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diff changeset
212 }
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diff changeset
213 }
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diff changeset
214 }
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diff changeset
215
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216 // Handle any deopting workitems.
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diff changeset
217 int count_deoptimized = 0;
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diff changeset
218 for (int k = 0; k < e->num_deopts(); k++) {
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diff changeset
219 HSAILKernelDeoptimization * pdeopt = &e->_deopt_save_states[k];
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diff changeset
220
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221 jint workitem = pdeopt->workitem();
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diff changeset
222 if (workitem != -1) {
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
223 int deoptId = pdeopt->pc_offset();
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diff changeset
224 HSAILFrame *hsailFrame = pdeopt->first_frame();
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diff changeset
225
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diff changeset
226 // update the hsailFrame from the oopsSaveArray
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227 // re-resolve the handle
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diff changeset
228 oopsSaveArray = (objArrayOop) JNIHandles::resolve(oops_save_handle);
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diff changeset
229
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diff changeset
230 int dregOopMap = hsailFrame->dreg_oops_map();
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diff changeset
231 for (int bit = 0; bit < 16; bit++) {
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
232 if ((dregOopMap & (1 << bit)) != 0) {
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diff changeset
233 // the dregister at this bit is an oop, retrieve it from array and put back in frame
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diff changeset
234 int index = k * 16 + bit;
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diff changeset
235 void * dregValue = (void *) oopsSaveArray->obj_at(index);
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diff changeset
236 void * oldDregValue = (void *) hsailFrame->get_d_reg(bit);
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diff changeset
237 assert((oldDregValue != 0 ? dregValue != 0 : dregValue == 0) , "bad dregValue retrieved");
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diff changeset
238 if (TraceGPUInteraction) {
3e9a960f0da1 HSAIL: preliminary deopt support
Doug Simon <doug.simon@oracle.com>
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diff changeset
239 if (dregValue != oldDregValue) {
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
240 tty->print_cr("oop moved for $d%d, workitem %d, slot %d, old=%p, new=%p", bit, workitem, k, oldDregValue, dregValue);
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diff changeset
241 }
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diff changeset
242 }
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diff changeset
243 hsailFrame->put_d_reg(bit, (jlong) dregValue);
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diff changeset
244 }
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
245 }
3e9a960f0da1 HSAIL: preliminary deopt support
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parents: 13888
diff changeset
246
3e9a960f0da1 HSAIL: preliminary deopt support
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parents: 13888
diff changeset
247 JavaValue result(T_VOID);
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
248 JavaCallArguments javaArgs;
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
249 javaArgs.set_alternative_target(nm);
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
250 javaArgs.push_int(deoptId);
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
251 javaArgs.push_long((jlong) hsailFrame);
3e9a960f0da1 HSAIL: preliminary deopt support
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252
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253 // override the deoptimization action with Action_none until we decide
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diff changeset
254 // how to handle the other actions.
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diff changeset
255 int myActionReason = Deoptimization::make_trap_request(Deoptimization::trap_request_reason(pdeopt->reason()), Deoptimization::Action_none);
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diff changeset
256 javaArgs.push_int(myActionReason);
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diff changeset
257 javaArgs.push_oop((oop)NULL);
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parents: 13888
diff changeset
258 if (TraceGPUInteraction) {
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diff changeset
259 int dregOopMap = hsailFrame->dreg_oops_map();
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diff changeset
260 tty->print_cr("[HSAIL] Deoptimizing to host for workitem=%d (slot=%d) with deoptId=%d, frame=" INTPTR_FORMAT ", actionAndReason=%d, dregOopMap=%04x", workitem, k, deoptId, hsailFrame, myActionReason, dregOopMap);
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parents: 13888
diff changeset
261 // show the registers containing references
3e9a960f0da1 HSAIL: preliminary deopt support
Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
262 for (int bit = 0; bit < 16; bit++) {
3e9a960f0da1 HSAIL: preliminary deopt support
Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
263 if ((dregOopMap & (1 << bit)) != 0) {
3e9a960f0da1 HSAIL: preliminary deopt support
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parents: 13888
diff changeset
264 tty->print_cr(" oop $d%d = %p", bit, hsailFrame->get_d_reg(bit));
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265 }
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266 }
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parents: 13888
diff changeset
267 }
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
268 JavaCalls::call(&result, mh, &javaArgs, THREAD);
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269 count_deoptimized++;
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diff changeset
270 }
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parents: 13888
diff changeset
271 }
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diff changeset
272 if (TraceGPUInteraction) {
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273 tty->print_cr("[HSAIL] Deoptimizing to host completed for %d workitems", count_deoptimized);
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274 }
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275
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276 // Handle any never_ran workitems if there were any
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277 int count_never_ran = 0;
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278 bool handleNeverRansHere = true;
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279 // turn off verbose trace stuff for javacall arg setup
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280 bool savedTraceGPUInteraction = TraceGPUInteraction;
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281 TraceGPUInteraction = false;
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282 jboolean *never_ran_array = e->never_ran_array();
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diff changeset
283 if (handleNeverRansHere) {
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diff changeset
284 for (int k = 0; k < dimX; k++) {
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diff changeset
285 if (never_ran_array[k]) {
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Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
286 // run it as a javaCall
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287 KlassHandle methKlass = mh->method_holder();
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diff changeset
288 Thread* THREAD = Thread::current();
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diff changeset
289 JavaValue result(T_VOID);
3e9a960f0da1 HSAIL: preliminary deopt support
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290 JavaCallArguments javaArgs;
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diff changeset
291 // re-resolve the args_handle here
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diff changeset
292 objArrayOop resolvedArgsArray = (objArrayOop) JNIHandles::resolve(args_handle);
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293 // This object sets up the javaCall arguments
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
294 // the way argsArray is set up, this should work for instance methods as well
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295 // (the receiver will be the first oop pushed)
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diff changeset
296 HSAILJavaCallArguments hjca(&javaArgs, k, mh->signature(), resolvedArgsArray, mh->is_static());
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diff changeset
297 if (mh->is_static()) {
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
298 JavaCalls::call_static(&result, methKlass, mh->name(), mh->signature(), &javaArgs, THREAD);
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diff changeset
299 } else {
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diff changeset
300 JavaCalls::call_virtual(&result, methKlass, mh->name(), mh->signature(), &javaArgs, THREAD);
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
301 }
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
302 count_never_ran++;
3e9a960f0da1 HSAIL: preliminary deopt support
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parents: 13888
diff changeset
303 }
3e9a960f0da1 HSAIL: preliminary deopt support
Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
304 }
3e9a960f0da1 HSAIL: preliminary deopt support
Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
305 TraceGPUInteraction = savedTraceGPUInteraction;
3e9a960f0da1 HSAIL: preliminary deopt support
Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
306 if (TraceGPUInteraction) {
3e9a960f0da1 HSAIL: preliminary deopt support
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parents: 13888
diff changeset
307 tty->print_cr("%d workitems never ran, have been run via JavaCall", count_never_ran);
3e9a960f0da1 HSAIL: preliminary deopt support
Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
308 showRanges(never_ran_array, dimX);
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
309 }
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diff changeset
310 } // end of never-ran handling
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diff changeset
311
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diff changeset
312 }
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Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
313
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Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
314 if (useDeoptInfo) {
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parents: 13888
diff changeset
315 FREE_C_HEAP_ARRAY(jboolean, e->never_ran_array(), mtInternal);
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diff changeset
316 delete e;
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diff changeset
317 }
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diff changeset
318 return success;
3e9a960f0da1 HSAIL: preliminary deopt support
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parents: 13888
diff changeset
319 }
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
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parents:
diff changeset
320
13888
51584f76462d pulled Ptx and Hsail classes out of gpu class namespace
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parents: 13826
diff changeset
321 GPU_ENTRY(jlong, Hsail::generate_kernel, (JNIEnv *env, jclass, jbyteArray code_handle, jstring name_handle))
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
322 guarantee(_okra_create_kernel != NULL, "[HSAIL] Okra not linked");
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diff changeset
323 ResourceMark rm;
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diff changeset
324 jsize name_len = env->GetStringLength(name_handle);
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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diff changeset
325 jsize code_len = env->GetArrayLength(code_handle);
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
326
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
327 char* name = NEW_RESOURCE_ARRAY(char, name_len + 1);
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
328 unsigned char *code = NEW_RESOURCE_ARRAY(unsigned char, code_len + 1);
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
329
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
330 code[code_len] = 0;
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
331 name[name_len] = 0;
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
332
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
333 env->GetByteArrayRegion(code_handle, 0, code_len, (jbyte*) code);
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
334 env->GetStringUTFRegion(name_handle, 0, name_len, name);
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
335
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
336 register_heap();
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
337
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
338 // The kernel entrypoint is always run for the time being
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
339 const char* entryPointName = "&run";
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
340
13115
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
341 _device_context = _okra_create_context();
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
342
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
343 return (jlong) _okra_create_kernel(_device_context, code, entryPointName);
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
344 GPU_END
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
345
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
346 #if defined(LINUX)
13822
35fc64972250 fixed Linux compile error and removed name of not-yet-existing Windows Okra dll
Doug Simon <doug.simon@oracle.com>
parents: 13819
diff changeset
347 static const char* okra_library_name = "libokra_x86_64.so";
13826
62bd4705894c reverted removal of Okra Windows DLL name
Doug Simon <doug.simon@oracle.com>
parents: 13822
diff changeset
348 #elif defined(_WINDOWS)
62bd4705894c reverted removal of Okra Windows DLL name
Doug Simon <doug.simon@oracle.com>
parents: 13822
diff changeset
349 static char const* okra_library_name = "okra_x86_64.dll";
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
350 #else
13822
35fc64972250 fixed Linux compile error and removed name of not-yet-existing Windows Okra dll
Doug Simon <doug.simon@oracle.com>
parents: 13819
diff changeset
351 static char const* okra_library_name = NULL;
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
352 #endif
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
353
13115
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
354 #define STRINGIFY(x) #x
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
355
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
356 #define LOOKUP_OKRA_FUNCTION(name, alias) \
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
357 _##alias = \
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
358 CAST_TO_FN_PTR(alias##_func_t, os::dll_lookup(handle, STRINGIFY(name))); \
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
359 if (_##alias == NULL) { \
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
360 tty->print_cr("[HSAIL] ***** Error: Failed to lookup %s in %s, wrong version of OKRA?", STRINGIFY(name), okra_library_name); \
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
361 return false; \
13115
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
362 } \
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
363
13888
51584f76462d pulled Ptx and Hsail classes out of gpu class namespace
Doug Simon <doug.simon@oracle.com>
parents: 13826
diff changeset
364 GPU_ENTRY(jboolean, Hsail::initialize, (JNIEnv *env, jclass))
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
365 if (okra_library_name == NULL) {
13097
14db5ffd5ed9 make HSAIL silent
twisti
parents: 12743
diff changeset
366 if (TraceGPUInteraction) {
14db5ffd5ed9 make HSAIL silent
twisti
parents: 12743
diff changeset
367 tty->print_cr("Unsupported HSAIL platform");
14db5ffd5ed9 make HSAIL silent
twisti
parents: 12743
diff changeset
368 }
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
369 return false;
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
370 }
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
371
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
372 // here we know we have a valid okra_library_name to try to load
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
373 char ebuf[O_BUFLEN];
13097
14db5ffd5ed9 make HSAIL silent
twisti
parents: 12743
diff changeset
374 if (TraceGPUInteraction) {
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
375 tty->print_cr("[HSAIL] library is %s", okra_library_name);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
376 }
14768
3e9a960f0da1 HSAIL: preliminary deopt support
Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
377
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
378 void *handle = os::dll_load(okra_library_name, ebuf, O_BUFLEN);
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
379 // try alternate location if env variable set
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
380 char *okra_lib_name_from_env_var = getenv("_OKRA_SIM_LIB_PATH_");
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
381 if ((handle == NULL) && (okra_lib_name_from_env_var != NULL)) {
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49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
382 handle = os::dll_load(okra_lib_name_from_env_var, ebuf, O_BUFLEN);
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
383 if ((handle != NULL) && TraceGPUInteraction) {
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
384 tty->print_cr("[HSAIL] using _OKRA_SIM_LIB_PATH_=%s", getenv("_OKRA_SIM_LIB_PATH_"));
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
385 }
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
386 }
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
387
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49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
388 if (handle == NULL) {
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bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
389 // Unable to dlopen okra
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
390 if (TraceGPUInteraction) {
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
391 tty->print_cr("[HSAIL] library load failed.");
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
392 }
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
393 return false;
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
394 }
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
395
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49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
396 guarantee(_okra_create_context == NULL, "cannot repeat GPU initialization");
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
397
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
398 // at this point we know handle is valid and we can lookup the functions
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
399 LOOKUP_OKRA_FUNCTION(okra_create_context, okra_create_context);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
400 LOOKUP_OKRA_FUNCTION(okra_create_kernel, okra_create_kernel);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
401 LOOKUP_OKRA_FUNCTION(okra_push_object, okra_push_object);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
402 LOOKUP_OKRA_FUNCTION(okra_push_boolean, okra_push_boolean);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
403 LOOKUP_OKRA_FUNCTION(okra_push_byte, okra_push_byte);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
404 LOOKUP_OKRA_FUNCTION(okra_push_double, okra_push_double);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
405 LOOKUP_OKRA_FUNCTION(okra_push_float, okra_push_float);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
406 LOOKUP_OKRA_FUNCTION(okra_push_int, okra_push_int);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
407 LOOKUP_OKRA_FUNCTION(okra_push_long, okra_push_long);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
408 LOOKUP_OKRA_FUNCTION(okra_execute_with_range, okra_execute_with_range);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
409 LOOKUP_OKRA_FUNCTION(okra_clearargs, okra_clearargs);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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parents: 13115
diff changeset
410 LOOKUP_OKRA_FUNCTION(okra_register_heap, okra_register_heap);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
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diff changeset
411 // if we made it this far, real success
13819
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parents: 13740
diff changeset
412
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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diff changeset
413 gpu::initialized_gpu("Okra");
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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diff changeset
414
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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diff changeset
415 return true;
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
416 GPU_END
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
417
14768
3e9a960f0da1 HSAIL: preliminary deopt support
Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
418
13888
51584f76462d pulled Ptx and Hsail classes out of gpu class namespace
Doug Simon <doug.simon@oracle.com>
parents: 13826
diff changeset
419 bool Hsail::register_natives(JNIEnv* env) {
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
420 jclass klass = env->FindClass("com/oracle/graal/hotspot/hsail/HSAILHotSpotBackend");
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
421 if (klass == NULL) {
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
422 if (TraceGPUInteraction) {
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
423 tty->print_cr("HSAILHotSpotBackend class not found");
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
424 }
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
425 return false;
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
426 }
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
427 jint status = env->RegisterNatives(klass, HSAIL_methods, sizeof(HSAIL_methods) / sizeof(JNINativeMethod));
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
428 if (status != JNI_OK) {
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
429 if (TraceGPUInteraction) {
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
430 tty->print_cr("Error registering natives for HSAILHotSpotBackend: %d", status);
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
431 }
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
432 return false;
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
433 }
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13115
diff changeset
434 return true;
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
435 }