| /* misc.c -- Builtins for HSAIL misc instructions. |
| |
| Copyright (C) 2015-2019 Free Software Foundation, Inc. |
| Contributed by Pekka Jaaskelainen <pekka.jaaskelainen@parmance.com> |
| for General Processor Tech. |
| |
| Permission is hereby granted, free of charge, to any person obtaining a |
| copy of this software and associated documentation files |
| (the "Software"), to deal in the Software without restriction, including |
| without limitation the rights to use, copy, modify, merge, publish, |
| distribute, sublicense, and/or sell copies of the Software, and to |
| permit persons to whom the Software is furnished to do so, subject to |
| the following conditions: |
| |
| The above copyright notice and this permission notice shall be included |
| in all copies or substantial portions of the Software. |
| |
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
| DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| #include <stdint.h> |
| #include <time.h> |
| |
| #include "workitems.h" |
| |
| /* Return the monotonic clock as nanoseconds. */ |
| |
| uint64_t |
| __hsail_clock () |
| { |
| struct timespec t; |
| clock_gettime (CLOCK_MONOTONIC, &t); |
| return (uint64_t) t.tv_sec * 1000000000 + (uint64_t) t.tv_nsec; |
| } |
| |
| uint32_t |
| __hsail_cuid (PHSAWorkItem *wi) |
| { |
| /* All WIs are executed with a single compute unit (core/thread) |
| for now. */ |
| return 0; |
| } |
| |
| uint32_t |
| __hsail_maxcuid (PHSAWorkItem *wi) |
| { |
| /* All WIs are executed with a single compute unit (core/thread) |
| for now. */ |
| return 0; |
| } |
| |
| void |
| __hsail_debugtrap (uint32_t src, PHSAWorkItem *wi) |
| { |
| /* Could we produce a SIGTRAP signal here to drop to gdb |
| console, or similar? In any case, the execution of the |
| kernel should halt. |
| */ |
| return; |
| } |
| |
| uint32_t |
| __hsail_groupbaseptr (PHSAWorkItem *wi) |
| { |
| return (uint32_t) (uintptr_t) (wi->wg->group_base_ptr |
| - wi->launch_data->group_segment_start_addr); |
| } |
| |
| uint64_t |
| __hsail_kernargbaseptr_u64 (PHSAWorkItem *wi) |
| { |
| /* For now assume only a single kernarg allocation at a time. |
| Proper kernarg memory management to do. */ |
| return (uint64_t) (uintptr_t) wi->launch_data->kernarg_addr; |
| } |
| |
| uint32_t |
| __hsail_kernargbaseptr_u32 (PHSAWorkItem *wi) |
| { |
| /* For now assume only a single kernarg allocation at a time. |
| Proper kernarg memory management to do. */ |
| return 0; |
| } |