truffle: src/gpu/ptx/vm/gpu

annotate src/gpu/ptx/vm/gpu_ptx.cpp @ 11843:372bacc13022

gtx_ptx.cpp: fix switch default label and operator precedence in ncores().

author	Andreas Woess <andreas.woess@jku.at>
date	Mon, 30 Sep 2013 21:46:41 +0200
parents	8d8f63069f58
children	c7abc8411011

rev	line source
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	1 /*
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	4 *
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	7 * published by the Free Software Foundation.
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	8 *
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	13 * accompanied this code).
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	14 *
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	18 *
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	20 * or visit www.oracle.com if you need additional information or have any
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	21 * questions.
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	22 *
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	23 */
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	24
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	25 #include "precompiled.hpp"
11284 d876002b98e6 ptx: fix include for non-precompiledheader build in gpu_ptx.cpp Bernhard Urban <bernhard.urban@jku.at> parents: 11283 diff changeset	26 #include "runtime/javaCalls.hpp"
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	27 #include "runtime/gpu.hpp"
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	28 #include "utilities/globalDefinitions.hpp"
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	29 #include "utilities/ostream.hpp"
10883 5fcb30bcb90a Fix compilation without precompiled headers. Roland Schatz <roland.schatz@oracle.com> parents: 10882 diff changeset	30 #include "memory/allocation.hpp"
5fcb30bcb90a Fix compilation without precompiled headers. Roland Schatz <roland.schatz@oracle.com> parents: 10882 diff changeset	31 #include "memory/allocation.inline.hpp"
11596 91e5f927af63 Initial implementation of PTXRuntime (RegisterConfig, PTX description etc); guarded with new flag UseGPU. Specify -XX:+UseGPU to exercise this new implementation. bharadwaj parents: 11527 diff changeset	32 #include "ptxKernelArguments.hpp"
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	33
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	34 void * gpu::Ptx::_device_context;
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	35 int gpu::Ptx::_cu_device = 0;
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	36
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	37 gpu::Ptx::cuda_cu_init_func_t gpu::Ptx::_cuda_cu_init;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	38 gpu::Ptx::cuda_cu_ctx_create_func_t gpu::Ptx::_cuda_cu_ctx_create;
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	39 gpu::Ptx::cuda_cu_ctx_destroy_func_t gpu::Ptx::_cuda_cu_ctx_destroy;
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	40 gpu::Ptx::cuda_cu_ctx_synchronize_func_t gpu::Ptx::_cuda_cu_ctx_synchronize;
11527 c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	41 gpu::Ptx::cuda_cu_ctx_set_current_func_t gpu::Ptx::_cuda_cu_ctx_set_current;
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	42 gpu::Ptx::cuda_cu_device_get_count_func_t gpu::Ptx::_cuda_cu_device_get_count;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	43 gpu::Ptx::cuda_cu_device_get_name_func_t gpu::Ptx::_cuda_cu_device_get_name;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	44 gpu::Ptx::cuda_cu_device_get_func_t gpu::Ptx::_cuda_cu_device_get;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	45 gpu::Ptx::cuda_cu_device_compute_capability_func_t gpu::Ptx::_cuda_cu_device_compute_capability;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	46 gpu::Ptx::cuda_cu_device_get_attribute_func_t gpu::Ptx::_cuda_cu_device_get_attribute;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	47 gpu::Ptx::cuda_cu_launch_kernel_func_t gpu::Ptx::_cuda_cu_launch_kernel;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	48 gpu::Ptx::cuda_cu_module_get_function_func_t gpu::Ptx::_cuda_cu_module_get_function;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	49 gpu::Ptx::cuda_cu_module_load_data_ex_func_t gpu::Ptx::_cuda_cu_module_load_data_ex;
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	50 gpu::Ptx::cuda_cu_memcpy_dtoh_func_t gpu::Ptx::_cuda_cu_memcpy_dtoh;
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	51 gpu::Ptx::cuda_cu_memfree_func_t gpu::Ptx::_cuda_cu_memfree;
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	52
11842 8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	53
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	54 /*
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	55 * see http://en.wikipedia.org/wiki/CUDA#Supported_GPUs
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	56 */
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	57 int ncores(int major, int minor) {
11843 372bacc13022 gtx_ptx.cpp: fix switch default label and operator precedence in ncores(). Andreas Woess <andreas.woess@jku.at> parents: 11842 diff changeset	58 int device_type = (major << 4) + minor;
11842 8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	59
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	60 switch (device_type) {
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	61 case 0x10: return 8;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	62 case 0x11: return 8;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	63 case 0x12: return 8;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	64 case 0x13: return 8;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	65 case 0x20: return 32;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	66 case 0x21: return 48;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	67 case 0x30: return 192;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	68 case 0x35: return 192;
11843 372bacc13022 gtx_ptx.cpp: fix switch default label and operator precedence in ncores(). Andreas Woess <andreas.woess@jku.at> parents: 11842 diff changeset	69 default:
11842 8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	70 tty->print_cr("[CUDA] Warning: Unhandled device %x", device_type);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	71 return 0;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	72 }
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	73 }
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	74
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	75 bool gpu::Ptx::initialize_gpu() {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	76
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	77 /* Initialize CUDA driver API */
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	78 int status = _cuda_cu_init(0);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	79 if (status != GRAAL_CUDA_SUCCESS) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	80 tty->print_cr("Failed to initialize CUDA device");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	81 return false;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	82 }
11527 c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	83
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	84 if (TraceGPUInteraction) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	85 tty->print_cr("CUDA driver initialization: Success");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	86 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	87
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	88 /* Get the number of compute-capable device count */
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	89 int device_count = 0;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	90 status = _cuda_cu_device_get_count(&device_count);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	91 if (status != GRAAL_CUDA_SUCCESS) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	92 tty->print_cr("[CUDA] Failed to get compute-capable device count");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	93 return false;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	94 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	95
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	96 if (device_count == 0) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	97 tty->print_cr("[CUDA] Found no device supporting CUDA");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	98 return false;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	99 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	100
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	101 if (TraceGPUInteraction) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	102 tty->print_cr("[CUDA] Number of compute-capable devices found: %d", device_count);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	103 }
11527 c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	104
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	105 /* Get the handle to the first compute device */
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	106 int device_id = 0;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	107 /* Compute-capable device handle */
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	108 status = _cuda_cu_device_get(&_cu_device, device_id);
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	109
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	110 if (status != GRAAL_CUDA_SUCCESS) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	111 tty->print_cr("[CUDA] Failed to get handle of first compute-capable device i.e., the one at ordinal: %d", device_id);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	112 return false;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	113 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	114
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	115 if (TraceGPUInteraction) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	116 tty->print_cr("[CUDA] Got the handle of first compute-device");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	117 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	118
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	119 /* Get device attributes */
11842 8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	120 int unified_addressing;
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	121
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	122 status = _cuda_cu_device_get_attribute(&unified_addressing, GRAAL_CU_DEVICE_ATTRIBUTE_UNIFIED_ADDRESSING, _cu_device);
11283 1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	123
1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	124 if (status != GRAAL_CUDA_SUCCESS) {
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	125 tty->print_cr("[CUDA] Failed to query unified addressing mode of device: %d", _cu_device);
11283 1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	126 return false;
1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	127 }
1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	128
1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	129 if (TraceGPUInteraction) {
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	130 tty->print_cr("[CUDA] Unified addressing support on device %d: %d", _cu_device, unified_addressing);
11283 1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	131 }
1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	132
1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	133
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	134 /* Get device name */
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	135 char device_name[256];
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	136 status = _cuda_cu_device_get_name(device_name, 256, _cu_device);
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	137
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	138 if (status != GRAAL_CUDA_SUCCESS) {
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	139 tty->print_cr("[CUDA] Failed to get name of device: %d", _cu_device);
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	140 return false;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	141 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	142
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	143 if (TraceGPUInteraction) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	144 tty->print_cr("[CUDA] Using %s", device_name);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	145 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	146
11842 8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	147
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	148 return true;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	149 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	150
11842 8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	151 unsigned int gpu::Ptx::total_cores() {
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	152
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	153 int minor, major, nmp;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	154 int status = _cuda_cu_device_get_attribute(&minor,
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	155 GRAAL_CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MINOR,
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	156 _cu_device);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	157
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	158 if (status != GRAAL_CUDA_SUCCESS) {
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	159 tty->print_cr("[CUDA] Failed to get minor attribute of device: %d", _cu_device);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	160 return 0;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	161 }
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	162
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	163 status = _cuda_cu_device_get_attribute(&major,
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	164 GRAAL_CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MAJOR,
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	165 _cu_device);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	166
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	167 if (status != GRAAL_CUDA_SUCCESS) {
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	168 tty->print_cr("[CUDA] Failed to get major attribute of device: %d", _cu_device);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	169 return 0;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	170 }
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	171
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	172 status = _cuda_cu_device_get_attribute(&nmp,
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	173 GRAAL_CU_DEVICE_ATTRIBUTE_MULTIPROCESSOR_COUNT,
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	174 _cu_device);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	175
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	176 if (status != GRAAL_CUDA_SUCCESS) {
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	177 tty->print_cr("[CUDA] Failed to get numberof MPs on device: %d", _cu_device);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	178 return 0;
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	179 }
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	180
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	181 int total = nmp * ncores(major, minor);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	182
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	183 if (TraceGPUInteraction) {
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	184 tty->print_cr("[CUDA] Compatibility version of device %d: %d.%d", _cu_device, major, minor);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	185 tty->print_cr("[CUDA] Number of cores: %d", total);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	186 }
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	187 return (total);
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	188
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	189 }
8d8f63069f58 PTX warp limiter to available GPU processors Morris Meyer <morris.meyer@oracle.com> parents: 11822 diff changeset	190
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	191 void gpu::Ptx::generate_kernel(unsigned char code, int code_len, const char *name) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	192
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	193 struct CUmod_st * cu_module;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	194 // Use three JIT compiler options
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	195 const unsigned int jit_num_options = 3;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	196 int *jit_options = NEW_C_HEAP_ARRAY(int, jit_num_options, mtCompiler);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	197 void *jit_option_values = NEW_C_HEAP_ARRAY(void , jit_num_options, mtCompiler);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	198
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	199 // Set up PTX JIT compiler options
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	200 // 1. set size of compilation log buffer
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	201 int jit_log_buffer_size = 1024;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	202 jit_options[0] = GRAAL_CU_JIT_INFO_LOG_BUFFER_SIZE_BYTES;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	203 jit_option_values[0] = (void *)(size_t)jit_log_buffer_size;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	204
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	205 // 2. set pointer to compilation log buffer
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	206 char *jit_log_buffer = NEW_C_HEAP_ARRAY(char, jit_log_buffer_size, mtCompiler);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	207 jit_options[1] = GRAAL_CU_JIT_INFO_LOG_BUFFER;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	208 jit_option_values[1] = jit_log_buffer;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	209
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	210 // 3. set pointer to set the Maximum # of registers (32) for the kernel
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	211 int jit_register_count = 32;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	212 jit_options[2] = GRAAL_CU_JIT_MAX_REGISTERS;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	213 jit_option_values[2] = (void *)(size_t)jit_register_count;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	214
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	215 /* Create CUDA context to compile and execute the kernel */
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	216 int status = _cuda_cu_ctx_create(&_device_context, 0, _cu_device);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	217
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	218 if (status != GRAAL_CUDA_SUCCESS) {
11634 bff2b88444f5 Start of PTX array passing Morris Meyer <morris.meyer@oracle.com> parents: 11606 diff changeset	219 tty->print_cr("[CUDA] Failed to create CUDA context for device(%d): %d", _cu_device, status);
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	220 return NULL;
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	221 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	222
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	223 if (TraceGPUInteraction) {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	224 tty->print_cr("[CUDA] Success: Created context for device: %d", _cu_device);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	225 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	226
11527 c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	227 status = _cuda_cu_ctx_set_current(_device_context);
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	228
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	229 if (status != GRAAL_CUDA_SUCCESS) {
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	230 tty->print_cr("[CUDA] Failed to set current context for device: %d", _cu_device);
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	231 return NULL;
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	232 }
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	233
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	234 if (TraceGPUInteraction) {
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	235 tty->print_cr("[CUDA] Success: Set current context for device: %d", _cu_device);
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	236 }
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	237
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	238 if (TraceGPUInteraction) {
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	239 tty->print_cr("[CUDA] PTX Kernel\n%s", code);
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	240 tty->print_cr("[CUDA] Function name : %s", name);
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	241
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	242 }
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	243
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	244 /* Load module's data with compiler options */
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	245 status = _cuda_cu_module_load_data_ex(&cu_module, (void*) code, jit_num_options,
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	246 jit_options, (void **)jit_option_values);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	247 if (status != GRAAL_CUDA_SUCCESS) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	248 if (status == GRAAL_CUDA_ERROR_NO_BINARY_FOR_GPU) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	249 tty->print_cr("[CUDA] Check for malformed PTX kernel or incorrect PTX compilation options");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	250 }
11527 c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	251 tty->print_cr("[CUDA] *** Error (%d) Failed to load module data with online compiler options for method %s",
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	252 status, name);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	253 return NULL;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	254 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	255
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	256 if (TraceGPUInteraction) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	257 tty->print_cr("[CUDA] Loaded data for PTX Kernel");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	258 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	259
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	260 struct CUfunc_st * cu_function;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	261
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	262 status = _cuda_cu_module_get_function(&cu_function, cu_module, name);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	263
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	264 if (status != GRAAL_CUDA_SUCCESS) {
11283 1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	265 tty->print_cr("[CUDA] *** Error: Failed to get function %s", name);
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	266 return NULL;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	267 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	268
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	269 if (TraceGPUInteraction) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	270 tty->print_cr("[CUDA] Got function handle for %s", name);
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	271 }
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	272
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	273 return cu_function;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	274 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	275
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	276 bool gpu::Ptx::execute_kernel(address kernel, PTXKernelArguments &ptxka, JavaValue &ret) {
11822 365d8f385fb5 PTX: one-dimensional parallel warp invocation, ParallelOver annotation Morris Meyer <morris.meyer@oracle.com> parents: 11821 diff changeset	277 return gpu::Ptx::execute_warp(1, 1, 1, kernel, ptxka, ret);
365d8f385fb5 PTX: one-dimensional parallel warp invocation, ParallelOver annotation Morris Meyer <morris.meyer@oracle.com> parents: 11821 diff changeset	278 }
365d8f385fb5 PTX: one-dimensional parallel warp invocation, ParallelOver annotation Morris Meyer <morris.meyer@oracle.com> parents: 11821 diff changeset	279
365d8f385fb5 PTX: one-dimensional parallel warp invocation, ParallelOver annotation Morris Meyer <morris.meyer@oracle.com> parents: 11821 diff changeset	280 bool gpu::Ptx::execute_warp(int dimX, int dimY, int dimZ,
365d8f385fb5 PTX: one-dimensional parallel warp invocation, ParallelOver annotation Morris Meyer <morris.meyer@oracle.com> parents: 11821 diff changeset	281 address kernel, PTXKernelArguments &ptxka, JavaValue &ret) {
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	282 // grid dimensionality
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	283 unsigned int gridX = 1;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	284 unsigned int gridY = 1;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	285 unsigned int gridZ = 1;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	286
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	287 // thread dimensionality
11822 365d8f385fb5 PTX: one-dimensional parallel warp invocation, ParallelOver annotation Morris Meyer <morris.meyer@oracle.com> parents: 11821 diff changeset	288 unsigned int blockX = dimX;
365d8f385fb5 PTX: one-dimensional parallel warp invocation, ParallelOver annotation Morris Meyer <morris.meyer@oracle.com> parents: 11821 diff changeset	289 unsigned int blockY = dimY;
365d8f385fb5 PTX: one-dimensional parallel warp invocation, ParallelOver annotation Morris Meyer <morris.meyer@oracle.com> parents: 11821 diff changeset	290 unsigned int blockZ = dimZ;
11527 c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	291
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	292 struct CUfunc_st* cu_function = (struct CUfunc_st*) kernel;
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	293
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	294 void * config[5] = {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	295 GRAAL_CU_LAUNCH_PARAM_BUFFER_POINTER, ptxka._kernelArgBuffer,
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	296 GRAAL_CU_LAUNCH_PARAM_BUFFER_SIZE, &(ptxka._bufferOffset),
11283 1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	297 GRAAL_CU_LAUNCH_PARAM_END
1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	298 };
1cd1f8ff70a1 CR-20: PTX kernel invocation with arguments - from Bharadwaj Morris Meyer <morris.meyer@oracle.com> parents: 10884 diff changeset	299
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	300 if (kernel == NULL) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	301 return false;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	302 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	303
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	304 if (TraceGPUInteraction) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	305 tty->print_cr("[CUDA] launching kernel");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	306 }
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	307
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	308 int status = _cuda_cu_launch_kernel(cu_function,
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	309 gridX, gridY, gridZ,
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	310 blockX, blockY, blockZ,
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	311 0, NULL, NULL, (void **) &config);
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	312 if (status != GRAAL_CUDA_SUCCESS) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	313 tty->print_cr("[CUDA] Failed to launch kernel");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	314 return false;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	315 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	316
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	317 if (TraceGPUInteraction) {
11822 365d8f385fb5 PTX: one-dimensional parallel warp invocation, ParallelOver annotation Morris Meyer <morris.meyer@oracle.com> parents: 11821 diff changeset	318 tty->print_cr("[CUDA] Success: Kernel Launch: X: %d Y: %d Z: %d", blockX, blockY, blockZ);
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	319 }
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	320
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	321 status = _cuda_cu_ctx_synchronize();
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	322
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	323 if (status != GRAAL_CUDA_SUCCESS) {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	324 tty->print_cr("[CUDA] Failed to synchronize launched kernel (%d)", status);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	325 return false;
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	326 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	327
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	328 if (TraceGPUInteraction) {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	329 tty->print_cr("[CUDA] Success: Synchronized launch kernel");
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	330 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	331
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	332
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	333 // Get the result. TODO: Move this code to get_return_oop()
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	334 BasicType return_type = ptxka.get_ret_type();
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	335 switch (return_type) {
11821 d8659ad83fcc PTX single-threaded array store, Warp annotation Morris Meyer <morris.meyer@oracle.com> parents: 11634 diff changeset	336 case T_INT:
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	337 {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	338 int return_val;
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	339 status = gpu::Ptx::_cuda_cu_memcpy_dtoh(&return_val, ptxka._return_value_ptr, T_INT_BYTE_SIZE);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	340 if (status != GRAAL_CUDA_SUCCESS) {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	341 tty->print_cr("[CUDA] *** Error (%d) Failed to copy value to device argument", status);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	342 return false;
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	343 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	344 ret.set_jint(return_val);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	345 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	346 break;
11821 d8659ad83fcc PTX single-threaded array store, Warp annotation Morris Meyer <morris.meyer@oracle.com> parents: 11634 diff changeset	347 case T_LONG:
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	348 {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	349 long return_val;
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	350 status = gpu::Ptx::_cuda_cu_memcpy_dtoh(&return_val, ptxka._return_value_ptr, T_LONG_BYTE_SIZE);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	351 if (status != GRAAL_CUDA_SUCCESS) {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	352 tty->print_cr("[CUDA] *** Error (%d) Failed to copy value to device argument", status);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	353 return false;
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	354 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	355 ret.set_jlong(return_val);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	356 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	357 break;
11821 d8659ad83fcc PTX single-threaded array store, Warp annotation Morris Meyer <morris.meyer@oracle.com> parents: 11634 diff changeset	358 case T_VOID:
d8659ad83fcc PTX single-threaded array store, Warp annotation Morris Meyer <morris.meyer@oracle.com> parents: 11634 diff changeset	359 break;
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	360 default:
11821 d8659ad83fcc PTX single-threaded array store, Warp annotation Morris Meyer <morris.meyer@oracle.com> parents: 11634 diff changeset	361 tty->print_cr("[CUDA] TODO *** Unhandled return type: %d", return_type);
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	362 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	363
11821 d8659ad83fcc PTX single-threaded array store, Warp annotation Morris Meyer <morris.meyer@oracle.com> parents: 11634 diff changeset	364 // handle post-invocation object and array arguemtn
d8659ad83fcc PTX single-threaded array store, Warp annotation Morris Meyer <morris.meyer@oracle.com> parents: 11634 diff changeset	365 ptxka.reiterate();
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	366
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	367 // Free device memory allocated for result
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	368 status = gpu::Ptx::_cuda_cu_memfree(ptxka._return_value_ptr);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	369 if (status != GRAAL_CUDA_SUCCESS) {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	370 tty->print_cr("[CUDA] *** Error (%d) Failed to free device memory of return value", status);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	371 return false;
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	372 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	373
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	374 if (TraceGPUInteraction) {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	375 tty->print_cr("[CUDA] Success: Freed device memory of return value");
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	376 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	377
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	378 // Destroy context
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	379 status = gpu::Ptx::_cuda_cu_ctx_destroy(_device_context);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	380 if (status != GRAAL_CUDA_SUCCESS) {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	381 tty->print_cr("[CUDA] *** Error (%d) Failed to destroy context", status);
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	382 return false;
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	383 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	384
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	385 if (TraceGPUInteraction) {
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	386 tty->print_cr("[CUDA] Success: Destroy context");
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	387 }
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	388
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	389 return (status == GRAAL_CUDA_SUCCESS);
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	390 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	391
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	392 #if defined(LINUX)
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	393 static const char cuda_library_name[] = "libcuda.so";
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	394 #elif defined(__APPLE__)
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	395 static char const cuda_library_name[] = "/usr/local/cuda/lib/libcuda.dylib";
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	396 #else
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	397 static char const cuda_library_name[] = "";
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	398 #endif
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	399
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	400 #define STD_BUFFER_SIZE 1024
6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	401
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	402 bool gpu::Ptx::probe_linkage() {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	403 if (cuda_library_name != NULL) {
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	404 char buffer = (char)malloc(STD_BUFFER_SIZE);
6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	405 void *handle = os::dll_load(cuda_library_name, buffer, STD_BUFFER_SIZE);
11527 c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	406 free(buffer);
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	407 if (handle != NULL) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	408 _cuda_cu_init =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	409 CAST_TO_FN_PTR(cuda_cu_init_func_t, os::dll_lookup(handle, "cuInit"));
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	410 _cuda_cu_ctx_create =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	411 CAST_TO_FN_PTR(cuda_cu_ctx_create_func_t, os::dll_lookup(handle, "cuCtxCreate"));
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	412 _cuda_cu_ctx_destroy =
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	413 CAST_TO_FN_PTR(cuda_cu_ctx_destroy_func_t, os::dll_lookup(handle, "cuCtxDestroy"));
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	414 _cuda_cu_ctx_synchronize =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	415 CAST_TO_FN_PTR(cuda_cu_ctx_synchronize_func_t, os::dll_lookup(handle, "cuCtxSynchronize"));
11527 c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	416 _cuda_cu_ctx_set_current =
c99e65785936 Improvements to PTX codegen; allows more PTX tests that run on the device to pass. bharadwaj parents: 11485 diff changeset	417 CAST_TO_FN_PTR(cuda_cu_ctx_set_current_func_t, os::dll_lookup(handle, "cuCtxSetCurrent"));
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	418 _cuda_cu_device_get_count =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	419 CAST_TO_FN_PTR(cuda_cu_device_get_count_func_t, os::dll_lookup(handle, "cuDeviceGetCount"));
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	420 _cuda_cu_device_get_name =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	421 CAST_TO_FN_PTR(cuda_cu_device_get_name_func_t, os::dll_lookup(handle, "cuDeviceGetName"));
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	422 _cuda_cu_device_get =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	423 CAST_TO_FN_PTR(cuda_cu_device_get_func_t, os::dll_lookup(handle, "cuDeviceGet"));
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	424 _cuda_cu_device_compute_capability =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	425 CAST_TO_FN_PTR(cuda_cu_device_compute_capability_func_t, os::dll_lookup(handle, "cuDeviceComputeCapability"));
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	426 _cuda_cu_device_get_attribute =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	427 CAST_TO_FN_PTR(cuda_cu_device_get_attribute_func_t, os::dll_lookup(handle, "cuDeviceGetAttribute"));
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	428 _cuda_cu_module_get_function =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	429 CAST_TO_FN_PTR(cuda_cu_module_get_function_func_t, os::dll_lookup(handle, "cuModuleGetFunction"));
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	430 _cuda_cu_module_load_data_ex =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	431 CAST_TO_FN_PTR(cuda_cu_module_load_data_ex_func_t, os::dll_lookup(handle, "cuModuleLoadDataEx"));
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	432 _cuda_cu_launch_kernel =
10882 6a2d65cb5d7d fix: gpu_ptx.cpp did not compile on windows Christian Wirth <christian.wirth@oracle.com> parents: 10879 diff changeset	433 CAST_TO_FN_PTR(cuda_cu_launch_kernel_func_t, os::dll_lookup(handle, "cuLaunchKernel"));
11485 49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	434 _cuda_cu_memalloc =
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	435 CAST_TO_FN_PTR(cuda_cu_memalloc_func_t, os::dll_lookup(handle, "cuMemAlloc"));
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	436 _cuda_cu_memfree =
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	437 CAST_TO_FN_PTR(cuda_cu_memfree_func_t, os::dll_lookup(handle, "cuMemFree"));
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	438 _cuda_cu_memcpy_htod =
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	439 CAST_TO_FN_PTR(cuda_cu_memcpy_htod_func_t, os::dll_lookup(handle, "cuMemcpyHtoD"));
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	440 _cuda_cu_memcpy_dtoh =
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	441 CAST_TO_FN_PTR(cuda_cu_memcpy_dtoh_func_t, os::dll_lookup(handle, "cuMemcpyDtoH"));
49bb1bc983c6 Implement several missing PTX codegen features; return value capture and method args passing of java method executed on GPU. bharadwaj parents: 11284 diff changeset	442
10879 d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	443 if (TraceGPUInteraction) {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	444 tty->print_cr("[CUDA] Success: library linkage");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	445 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	446 return true;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	447 } else {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	448 // Unable to dlopen libcuda
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	449 return false;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	450 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	451 } else {
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	452 tty->print_cr("Unsupported CUDA platform");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	453 return false;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	454 }
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	455 tty->print_cr("Failed to find CUDA linkage");
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	456 return false;
d55f24eac4b1 PTX support for Linux Morris Meyer <morris.meyer@oracle.com> parents: diff changeset	457 }

Mercurial > hg > truffle

annotate src/gpu/ptx/vm/gpu_ptx.cpp @ 11843:372bacc13022