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annotate src/gpu/hsail/vm/gpu_hsail.cpp @ 16242:e9998e2be7f5

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use oops_do to modify saved hsail state Contributed-by: Tom Deneau <tom.deneau@amd.com>
author Gilles Duboscq <duboscq@ssw.jku.at>
date Thu, 26 Jun 2014 18:25:35 +0200
parents 06eedda53e14
children d5c4bb0039d8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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/graalRuntime.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 "gpu_hsail_Frame.hpp"
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43
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44 // Entry to GPU native method implementation that transitions current thread to '_thread_in_vm'.
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45 #define GPU_VMENTRY(result_type, name, signature) \
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46 JNIEXPORT result_type JNICALL name signature { \
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47 GRAAL_VM_ENTRY_MARK; \
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48
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49 // Entry to GPU native method implementation that calls a JNI function
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50 // and hence cannot transition current thread to '_thread_in_vm'.
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51 #define GPU_ENTRY(result_type, name, signature) \
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52 JNIEXPORT result_type JNICALL name signature { \
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53
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54 #define GPU_END }
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55
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56 #define CC (char*) /*cast a literal from (const char*)*/
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57 #define FN_PTR(f) CAST_FROM_FN_PTR(void*, &(f))
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58
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59 #define OBJECT "Ljava/lang/Object;"
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60 #define STRING "Ljava/lang/String;"
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61 #define JLTHREAD "Ljava/lang/Thread;"
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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 JNINativeMethod Hsail::HSAIL_methods[] = {
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67 {CC"initialize", CC"()Z", FN_PTR(Hsail::initialize)},
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68 {CC"generateKernel", CC"([B" STRING ")J", FN_PTR(Hsail::generate_kernel)},
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69 {CC"executeKernel0", CC"("HS_INSTALLED_CODE"I["OBJECT"["JLTHREAD"I[I)Z", FN_PTR(Hsail::execute_kernel_void_1d)},
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70 };
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71
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72 void* Hsail::_device_context = NULL;
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73 jint Hsail::_notice_safepoints = false;
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74
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75 Hsail::okra_create_context_func_t Hsail::_okra_create_context;
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76 Hsail::okra_create_kernel_func_t Hsail::_okra_create_kernel;
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77 Hsail::okra_push_object_func_t Hsail::_okra_push_object;
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78 Hsail::okra_push_boolean_func_t Hsail::_okra_push_boolean;
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79 Hsail::okra_push_byte_func_t Hsail::_okra_push_byte;
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80 Hsail::okra_push_double_func_t Hsail::_okra_push_double;
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81 Hsail::okra_push_float_func_t Hsail::_okra_push_float;
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82 Hsail::okra_push_int_func_t Hsail::_okra_push_int;
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83 Hsail::okra_push_long_func_t Hsail::_okra_push_long;
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84 Hsail::okra_execute_with_range_func_t Hsail::_okra_execute_with_range;
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85 Hsail::okra_clearargs_func_t Hsail::_okra_clearargs;
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86 Hsail::okra_register_heap_func_t Hsail::_okra_register_heap;
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87
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88 //static jint in_kernel = 0;
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89
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90 void Hsail::notice_safepoints() {
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91 _notice_safepoints = true;
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92 // if (TraceGPUInteraction) {
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93 // tty->print_cr("[HSAIL] Notice safepoint in_kernel=%d", in_kernel);
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94 // }
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95 }
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96
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97 void Hsail::ignore_safepoints() {
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98 _notice_safepoints = false;
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99 }
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100
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101 void Hsail::register_heap() {
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102 // After the okra functions are set up and the heap is initialized, register the java heap with HSA
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103 guarantee(Universe::heap() != NULL, "heap should be there by now.");
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104 if (TraceGPUInteraction) {
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105 tty->print_cr("[HSAIL] heap=" PTR_FORMAT, Universe::heap());
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106 tty->print_cr("[HSAIL] base=0x%08x, capacity=%ld", Universe::heap()->base(), Universe::heap()->capacity());
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107 }
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108 _okra_register_heap(Universe::heap()->base(), Universe::heap()->capacity());
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109 }
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110
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111 GPU_VMENTRY(jboolean, Hsail::execute_kernel_void_1d, (JNIEnv* env, jclass, jobject kernel_handle, jint dimX, jobject args,
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112 jobject donor_threads, jint allocBytesPerWorkitem, jobject oop_map_array))
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113
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114 ResourceMark rm;
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115 jlong nmethodValue = InstalledCode::address(kernel_handle);
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116 if (nmethodValue == 0) {
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117 SharedRuntime::throw_and_post_jvmti_exception(JavaThread::current(), vmSymbols::com_oracle_graal_api_code_InvalidInstalledCodeException(), NULL);
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118 }
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119 nmethod* nm = (nmethod*) (address) nmethodValue;
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120 methodHandle mh = nm->method();
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121 Symbol* signature = mh->signature();
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122
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123 void* kernel = (void*) HotSpotInstalledCode::codeStart(kernel_handle);
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124 if (kernel == NULL) {
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125 SharedRuntime::throw_and_post_jvmti_exception(JavaThread::current(), vmSymbols::com_oracle_graal_api_code_InvalidInstalledCodeException(), NULL);
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126 }
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127
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128 return execute_kernel_void_1d_internal((address) kernel, dimX, args, mh, nm, donor_threads, allocBytesPerWorkitem, oop_map_array, CHECK_0);
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129 GPU_END
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130
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131 static void showRanges(jboolean* a, int len) {
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132 // show ranges
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133 bool lookFor = true;
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134 for (int i = 0; i < len; i++) {
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135 if ((lookFor == true) && (a[i] != 0)) {
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136 tty->print("%d", i);
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137 lookFor = false;
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138 } else if ((lookFor == false) && (a[i] == 0)) {
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139 tty->print_cr("-%d", i-1);
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140 lookFor = true;
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141 }
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142 }
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143 if (lookFor == false) {
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144 tty->print_cr("-%d", len-1);
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145 }
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146 }
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147
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148 jboolean Hsail::execute_kernel_void_1d_internal(address kernel, int dimX, jobject args, methodHandle& mh, nmethod* nm,
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149 jobject donor_threads, int allocBytesPerWorkitem, jobject oop_map_array, TRAPS) {
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150 ResourceMark rm(THREAD);
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151 objArrayOop argsArray = (objArrayOop) JNIHandles::resolve(args);
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152 assert(THREAD->is_Java_thread(), "must be a JavaThread");
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153
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154 // We avoid HSAILAllocationInfo logic if kernel does not allocate
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155 // in which case the donor_thread array passed in will be null
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156 HSAILAllocationInfo* allocInfo = (donor_threads == NULL ? NULL : new HSAILAllocationInfo(donor_threads, dimX, allocBytesPerWorkitem));
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157
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158 // Reset the kernel arguments
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159 _okra_clearargs(kernel);
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160
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161 JavaThread* thread = (JavaThread*)THREAD;
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162 HSAILDeoptimizationInfo* e;
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163 if (UseHSAILDeoptimization) {
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164 // get how many bytes per deopt save area are required
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165 int saveAreaCounts = HSAILOopMapHelper::get_save_area_counts(oop_map_array);
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166 int numSRegs = saveAreaCounts & 0xff;
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167 int numDRegs = (saveAreaCounts >> 8) & 0xff;
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168 int numStackSlots = (saveAreaCounts >> 16);
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169 int bytesPerSaveArea = numSRegs * 4 + (numDRegs + numStackSlots) * 8;
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170
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171 e = new (MAX_DEOPT_SLOTS, bytesPerSaveArea) HSAILDeoptimizationInfo(MAX_DEOPT_SLOTS, bytesPerSaveArea, dimX, allocInfo, oop_map_array);
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172 // copy cur_tlab_infos
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173 if (allocInfo != NULL) {
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174 e->set_cur_tlabInfos(allocInfo->getCurTlabInfos());
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175 }
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176 // set deopt info in thread so gc oops_do processing can find it
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177 thread->set_gpu_hsail_deopt_info(e);
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178 }
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179
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180 // This object sets up the kernel arguments
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181 HSAILKernelArguments hka((address) kernel, mh->signature(), argsArray, mh->is_static(), e);
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182 if (TraceGPUInteraction) {
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183 tty->print_cr("[HSAIL] range=%d", dimX);
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184 }
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185
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186 // If any object passed was null, throw an exception here. Doing this
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187 // means the kernel code can avoid null checks on the object parameters.
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188 if (hka.getFirstNullParameterIndex() >= 0) {
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diff changeset
189 char buf[64];
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190 sprintf(buf, "Null Kernel Parameter seen, Parameter Index: %d", hka.getFirstNullParameterIndex());
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191 thread->set_gpu_exception_bci(0);
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192 thread->set_gpu_exception_method(mh());
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193 THROW_MSG_0(vmSymbols::java_lang_NullPointerException(), buf);
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194 }
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195
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196 // Run the kernel
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197 bool success = false;
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198 {
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199 TraceTime t("execute kernel", TraceGPUInteraction);
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200
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201 //in_kernel = 1;
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202 // Run the kernel
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203 success = _okra_execute_with_range(kernel, dimX);
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204 //in_kernel = 0;
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205 }
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206
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207 // avoid HSAILAllocationInfo logic if kernel does not allocate
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208 if (allocInfo != NULL) {
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diff changeset
209 allocInfo->postKernelCleanup();
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210 }
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211
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212 if (UseHSAILDeoptimization) {
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213 // check if any workitem requested a deopt
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214 int deoptcode = e->deopt_occurred();
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diff changeset
215 if (deoptcode != 1) {
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diff changeset
216 if (deoptcode == 0) {
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diff changeset
217 if (TraceGPUInteraction && _notice_safepoints != 0) {
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diff changeset
218 tty->print_cr("[HSAIL] observed safepoint during kernel");
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diff changeset
219 }
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diff changeset
220 } else {
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221 // error condition detected in deopt code
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diff changeset
222 char msg[200];
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diff changeset
223 sprintf(msg, "deopt error detected, slot for workitem %d was not empty", -1 * (deoptcode + 1));
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diff changeset
224 guarantee(deoptcode == 1, msg);
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225 }
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226 } else {
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diff changeset
227 {
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diff changeset
228 TraceTime t3("handle deoptimizing workitems", TraceGPUInteraction);
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229 if (TraceGPUInteraction) {
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diff changeset
230 tty->print_cr("deopt happened.");
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diff changeset
231 HSAILKernelDeoptimization* pdeopt = e->get_deopt_save_state(0);
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diff changeset
232 tty->print_cr("first deopter was workitem %d", pdeopt->workitem());
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diff changeset
233 }
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234
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235 // Handle any deopting workitems.
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diff changeset
236 int count_deoptimized = 0;
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diff changeset
237 for (int k = 0; k < e->num_deopts(); k++) {
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diff changeset
238 HSAILKernelDeoptimization* pdeopt = e->get_deopt_save_state(k);
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diff changeset
239
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diff changeset
240 jint workitem = pdeopt->workitem();
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diff changeset
241 if (workitem != -1) {
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242 int deoptId = pdeopt->pc_offset();
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243 HSAILFrame* hsailFrame = pdeopt->first_frame();
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244
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245 JavaValue result(T_VOID);
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246 JavaCallArguments javaArgs;
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diff changeset
247 javaArgs.set_alternative_target(nm);
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248 javaArgs.push_int(deoptId);
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249 javaArgs.push_long((jlong) hsailFrame);
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250
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251 // Override the deoptimization action with Action_none until we decide
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252 // how to handle the other actions.
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253 int myActionReason = Deoptimization::make_trap_request(Deoptimization::trap_request_reason(pdeopt->reason()), Deoptimization::Action_none);
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254 javaArgs.push_int(myActionReason);
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255 javaArgs.push_oop((oop) NULL);
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diff changeset
256 if (TraceGPUInteraction) {
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257 tty->print_cr("[HSAIL] Deoptimizing to host for workitem=%d (slot=%d) with deoptId=%d, frame=" INTPTR_FORMAT ", actionAndReason=%d", workitem, k, deoptId, hsailFrame, myActionReason);
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258 // show the $d registers or stack slots containing references
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259 int maxOopBits = hsailFrame->num_d_regs() + hsailFrame->num_stack_slots();
16242
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260 HSAILOopMapHelper oopMapHelper(oop_map_array);
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261 int pc_offset = hsailFrame->pc_offset();
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262 for (int bit = 0; bit < maxOopBits; bit++) {
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263 if (oopMapHelper.is_oop(pc_offset, bit)) {
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diff changeset
264 if (bit < hsailFrame->num_d_regs()) {
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265 // show $d reg oop
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266 tty->print_cr(" oop $d%d = %p", bit, hsailFrame->get_oop_for_bit(bit));
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267 } else {
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268 // show stack slot oop
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269 int stackOffset = (bit - hsailFrame->num_d_regs()) * 8; // 8 bytes per stack slot
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270 tty->print_cr(" oop stk:%d = %p", stackOffset, hsailFrame->get_oop_for_bit(bit));
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271 }
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272 }
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273 }
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diff changeset
274 }
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diff changeset
275 JavaCalls::call(&result, mh, &javaArgs, THREAD);
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diff changeset
276 count_deoptimized++;
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diff changeset
277 e->set_deopt_work_index(k + 1);
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278 }
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279 }
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diff changeset
280 if (TraceGPUInteraction) {
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281 tty->print_cr("[HSAIL] Deoptimizing to host completed for %d workitems", count_deoptimized);
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282 }
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283 }
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284 }
16242
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diff changeset
285 // when we are done with the deopts, we don't need to oops_do anything
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diff changeset
286 // in the saved state anymore
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diff changeset
287 thread->set_gpu_hsail_deopt_info(NULL);
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288
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289 // Handle any never_ran workitems if there were any
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290 {
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diff changeset
291 TraceTime t("handle never-rans ", TraceGPUInteraction);
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diff changeset
292 int count_never_ran = 0;
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diff changeset
293 bool handleNeverRansHere = true;
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diff changeset
294 // turn off verbose trace stuff for javacall arg setup
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diff changeset
295 bool savedTraceGPUInteraction = TraceGPUInteraction;
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diff changeset
296 TraceGPUInteraction = false;
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diff changeset
297 jboolean* never_ran_array = e->never_ran_array();
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diff changeset
298 if (handleNeverRansHere) {
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diff changeset
299 for (int k = 0; k < dimX; k++) {
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diff changeset
300 if (never_ran_array[k]) {
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diff changeset
301 // run it as a javaCall
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diff changeset
302 KlassHandle methKlass = mh->method_holder();
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diff changeset
303 Thread* THREAD = Thread::current();
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diff changeset
304 JavaValue result(T_VOID);
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diff changeset
305 JavaCallArguments javaArgs;
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diff changeset
306 // re-resolve the args_handle here
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diff changeset
307 objArrayOop resolvedArgsArray = (objArrayOop) JNIHandles::resolve(args);
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diff changeset
308
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diff changeset
309 // This object sets up the javaCall arguments. The way
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diff changeset
310 // argsArray is set up, this should work for instance
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diff changeset
311 // methods as well (the receiver will be the first oop pushed)
15177
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diff changeset
312 HSAILJavaCallArguments hjca(&javaArgs, k, mh->signature(), resolvedArgsArray, mh->is_static());
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diff changeset
313 if (mh->is_static()) {
66e3af78ea96 HSAIL: added safepoint support
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diff changeset
314 JavaCalls::call_static(&result, methKlass, mh->name(), mh->signature(), &javaArgs, THREAD);
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parents: 15161
diff changeset
315 } else {
66e3af78ea96 HSAIL: added safepoint support
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parents: 15161
diff changeset
316 JavaCalls::call_virtual(&result, methKlass, mh->name(), mh->signature(), &javaArgs, THREAD);
14969
a6c144380ce7 HSAIL: added UseHSAILDeoptimization VM option for disabling HSAIL deopt support
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diff changeset
317 }
15177
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diff changeset
318 count_never_ran++;
14969
a6c144380ce7 HSAIL: added UseHSAILDeoptimization VM option for disabling HSAIL deopt support
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diff changeset
319 }
15177
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diff changeset
320 }
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Doug Simon <doug.simon@oracle.com>
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diff changeset
321 TraceGPUInteraction = savedTraceGPUInteraction;
15482
a250a512434d HSAIL: support for object values in stack slots at deoptimization points
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diff changeset
322 if (TraceGPUInteraction && (count_never_ran > 0)) {
15177
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diff changeset
323 tty->print_cr("%d workitems never ran, have been run via JavaCall", count_never_ran);
66e3af78ea96 HSAIL: added safepoint support
Doug Simon <doug.simon@oracle.com>
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diff changeset
324 showRanges(never_ran_array, dimX);
66e3af78ea96 HSAIL: added safepoint support
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parents: 15161
diff changeset
325 }
66e3af78ea96 HSAIL: added safepoint support
Doug Simon <doug.simon@oracle.com>
parents: 15161
diff changeset
326 } // end of never-ran handling
14768
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
327 }
15177
66e3af78ea96 HSAIL: added safepoint support
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diff changeset
328
14768
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
329 delete e;
16076
06eedda53e14 HSAIL: add support to allocate new TLAB from GPU
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diff changeset
330 delete allocInfo;
14768
3e9a960f0da1 HSAIL: preliminary deopt support
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diff changeset
331 }
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diff changeset
332 return success;
3e9a960f0da1 HSAIL: preliminary deopt support
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parents: 13888
diff changeset
333 }
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
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parents:
diff changeset
334
16076
06eedda53e14 HSAIL: add support to allocate new TLAB from GPU
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diff changeset
335 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)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
336 guarantee(_okra_create_kernel != NULL, "[HSAIL] Okra not linked");
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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diff changeset
337 ResourceMark rm;
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
338 jsize name_len = env->GetStringLength(name_handle);
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
339 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
340
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
341 char* name = NEW_RESOURCE_ARRAY(char, name_len + 1);
16076
06eedda53e14 HSAIL: add support to allocate new TLAB from GPU
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diff changeset
342 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
343
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
344 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
345 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
346
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
347 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
348 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
349
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
350 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
351
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 // 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
353 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
354
13112
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
355 _device_context = _okra_create_context();
12743
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
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parents:
diff changeset
356
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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diff changeset
357 return (jlong) _okra_create_kernel(_device_context, code, entryPointName);
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
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parents: 13740
diff changeset
358 GPU_END
12743
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parents:
diff changeset
359
f1a55428a8d7 more HSAIL support in the C++ layer for executing HSAIL code on the simulator
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
360 #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
361 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
362 #elif defined(_WINDOWS)
62bd4705894c reverted removal of Okra Windows DLL name
Doug Simon <doug.simon@oracle.com>
parents: 13822
diff changeset
363 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
364 #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
365 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
366 #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
367
13112
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
368 #define STRINGIFY(x) #x
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
369
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
370 #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
371 _##alias = \
15067
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
372 CAST_TO_FN_PTR(alias##_func_t, os::dll_lookup(okra_lib_handle, STRINGIFY(name))); \
13112
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
373 if (_##alias == NULL) { \
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
374 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
375 return false; \
13112
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
376 } \
166ed1584f30 HSAIL: null checks when loading Okra library functions
Doug Simon <doug.simon@oracle.com>
parents: 13097
diff changeset
377
16076
06eedda53e14 HSAIL: add support to allocate new TLAB from GPU
Doug Simon <doug.simon@oracle.com>
parents: 16006
diff changeset
378 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: 13112
diff changeset
379 if (okra_library_name == NULL) {
13097
14db5ffd5ed9 make HSAIL silent
twisti
parents: 12743
diff changeset
380 if (TraceGPUInteraction) {
14db5ffd5ed9 make HSAIL silent
twisti
parents: 12743
diff changeset
381 tty->print_cr("Unsupported HSAIL platform");
14db5ffd5ed9 make HSAIL silent
twisti
parents: 12743
diff changeset
382 }
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
383 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
384 }
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
385
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
386 // 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
387 char ebuf[O_BUFLEN];
16076
06eedda53e14 HSAIL: add support to allocate new TLAB from GPU
Doug Simon <doug.simon@oracle.com>
parents: 16006
diff changeset
388 char* okra_lib_name_from_env_var = getenv("_OKRA_SIM_LIB_PATH_");
15067
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
389 if (okra_lib_name_from_env_var != NULL) {
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
390 okra_library_name = okra_lib_name_from_env_var;
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
391 }
13097
14db5ffd5ed9 make HSAIL silent
twisti
parents: 12743
diff changeset
392 if (TraceGPUInteraction) {
15067
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
393 tty->print_cr("[HSAIL] library is %s", okra_library_name);
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
394 }
16076
06eedda53e14 HSAIL: add support to allocate new TLAB from GPU
Doug Simon <doug.simon@oracle.com>
parents: 16006
diff changeset
395 void* okra_lib_handle = NULL;
15067
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
396 #if defined(LINUX)
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
397 // Check first if the Okra library is already loaded.
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
398 // TODO: Figure out how to do this on other OSes.
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
399 okra_lib_handle = ::dlopen(okra_library_name, RTLD_LAZY | RTLD_NOLOAD);
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
400 #endif
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
401 // If Okra library is not already loaded, load it here
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
402 if (okra_lib_handle == NULL) {
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
403 okra_lib_handle = os::dll_load(okra_library_name, ebuf, O_BUFLEN);
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
404 }
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
405 if (okra_lib_handle == NULL) {
0e689f20706e HSAIL: avoid loading native Okra library twice
Doug Simon <doug.simon@oracle.com>
parents: 15066
diff changeset
406 // Unable to open Okra library
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
407 if (TraceGPUInteraction) {
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
408 tty->print_cr("[HSAIL] library load failed.");
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
409 }
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
410 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: 13112
diff changeset
411 }
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
412
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
413 guarantee(_okra_create_context == NULL, "cannot repeat GPU initialization");
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
414
16076
06eedda53e14 HSAIL: add support to allocate new TLAB from GPU
Doug Simon <doug.simon@oracle.com>
parents: 16006
diff changeset
415 // At this point we know okra_lib_handle is valid whether we loaded
06eedda53e14 HSAIL: add support to allocate new TLAB from GPU
Doug Simon <doug.simon@oracle.com>
parents: 16006
diff changeset
416 // here or earlier. In either case, we can lookup the functions.
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
417 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
418 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
419 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
420 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
421 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
422 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: 13112
diff changeset
423 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
424 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
425 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
426 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
427 LOOKUP_OKRA_FUNCTION(okra_clearargs, okra_clearargs);
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
428 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
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
429 // if we made it this far, real success
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
430
15177
66e3af78ea96 HSAIL: added safepoint support
Doug Simon <doug.simon@oracle.com>
parents: 15161
diff changeset
431 Gpu::initialized_gpu(new Hsail());
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
432
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
433 return true;
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
434 GPU_END
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
435
14768
3e9a960f0da1 HSAIL: preliminary deopt support
Doug Simon <doug.simon@oracle.com>
parents: 13888
diff changeset
436
13888
51584f76462d pulled Ptx and Hsail classes out of gpu class namespace
Doug Simon <doug.simon@oracle.com>
parents: 13826
diff changeset
437 bool Hsail::register_natives(JNIEnv* env) {
13819
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
438 jclass klass = env->FindClass("com/oracle/graal/hotspot/hsail/HSAILHotSpotBackend");
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
439 if (klass == NULL) {
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
440 if (TraceGPUInteraction) {
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
441 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
442 }
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
443 return false;
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
444 }
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
445 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
446 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
447 if (TraceGPUInteraction) {
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
448 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
449 }
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
450 return false;
49db2c1e3bee added support for co-existing GPU backends (JBS:GRAAL-1)
Doug Simon <doug.simon@oracle.com>
parents: 13740
diff changeset
451 }
13740
bfd61161d752 HSAIL: support for using Okra simulator without needing to configure PATH and LD_LIBRARY_PATH
Doug Simon <doug.simon@oracle.com>
parents: 13112
diff changeset
452 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
453 }
16242
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
454
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
455
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
456 void Hsail::HSAILDeoptimizationInfo::oops_do(OopClosure* f) {
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
457 int unprocessed_deopts = num_deopts() - deopt_work_index();
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
458 if (TraceGPUInteraction) {
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
459 tty->print_cr("HSAILDeoptimizationInfo::oops_do deopt_occurred=%d, total_deopts=%d, unprocessed_deopts=%d, oop_map_array=%p", _deopt_occurred, num_deopts(), unprocessed_deopts, _oop_map_array);
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
460 }
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
461 if (num_deopts() == 0 || unprocessed_deopts <= 0) {
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
462 return; // nothing to do
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
463 }
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
464 HSAILOopMapHelper oopMapHelper(_oop_map_array);
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
465 oopMapHelper.resolve_arrays(); // resolve once before processing
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
466
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
467 // go thru the unprocessed deopt frames, finding each oop and applying the closre
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
468 for (int k = deopt_work_index(); k < num_deopts(); k++) {
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
469 HSAILKernelDeoptimization* pdeopt = get_deopt_save_state(k);
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
470 assert (pdeopt->workitem() >= 0, "bad workitem in deopt");
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
471 if (TraceGPUInteraction) {
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
472 tty->print_cr(" deopt %d, workitem %d, pc %d", k, pdeopt->workitem(), pdeopt->pc_offset());
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
473 }
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
474 HSAILFrame* hsailFrame = pdeopt->first_frame();
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
475 hsailFrame->oops_do(f, &oopMapHelper);
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
476 }
e9998e2be7f5 use oops_do to modify saved hsail state
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16076
diff changeset
477 }