# Copyright (c) 2021 Advanced Micro Devices, Inc. # All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions are met: # # 1. Redistributions of source code must retain the above copyright notice, # this list of conditions and the following disclaimer. # # 2. Redistributions in binary form must reproduce the above copyright notice, # this list of conditions and the following disclaimer in the documentation # and/or other materials provided with the distribution. # # 3. Neither the name of the copyright holder nor the names of its # contributors may be used to endorse or promote products derived from this # software without specific prior written permission. # # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE # POSSIBILITY OF SUCH DAMAGE. def addAmdGPUOptions(parser): parser.add_argument( "-u", "--num-compute-units", type=int, default=4, help="number of GPU compute units", ), parser.add_argument( "--num-cp", type=int, default=0, help="Number of GPU Command Processors (CP)", ) # not super important now, but to avoid putting the number 4 everywhere, # make it an option/knob parser.add_argument( "--cu-per-sqc", type=int, default=4, help="number of CUs sharing an SQC (icache, and thus icache TLB)", ) parser.add_argument( "--cu-per-scalar-cache", type=int, default=4, help="Number of CUs sharing a scalar cache", ) parser.add_argument( "--simds-per-cu", type=int, default=4, help="SIMD units per CU" ) parser.add_argument( "--cu-per-sa", type=int, default=4, help="Number of CUs per shader array. This must be a" " multiple of options.cu-per-sqc and " " options.cu-per-scalar", ) parser.add_argument( "--sa-per-complex", type=int, default=1, help="Number of shader arrays per complex", ) parser.add_argument( "--num-gpu-complexes", type=int, default=1, help="Number of GPU complexes", ) parser.add_argument( "--wf-size", type=int, default=64, help="Wavefront size(in workitems)" ) parser.add_argument( "--sp-bypass-path-length", type=int, default=4, help="Number of stages of bypass path in vector ALU " "for Single Precision ops", ) parser.add_argument( "--dp-bypass-path-length", type=int, default=4, help="Number of stages of bypass path in vector ALU " "for Double Precision ops", ) # issue period per SIMD unit: number of cycles before issuing another vector parser.add_argument( "--issue-period", type=int, default=4, help="Number of cycles per vector instruction issue period", ) parser.add_argument( "--glbmem-wr-bus-width", type=int, default=32, help="VGPR to Coalescer (Global Memory) data bus width in bytes", ) parser.add_argument( "--glbmem-rd-bus-width", type=int, default=32, help="Coalescer to VGPR (Global Memory) data bus width in bytes", ) # Currently we only support 1 local memory pipe parser.add_argument( "--shr-mem-pipes-per-cu", type=int, default=1, help="Number of Shared Memory pipelines per CU", ) # Currently we only support 1 global memory pipe parser.add_argument( "--glb-mem-pipes-per-cu", type=int, default=1, help="Number of Global Memory pipelines per CU", ) parser.add_argument( "--wfs-per-simd", type=int, default=10, help="Number of WF slots per SIMD", ) parser.add_argument( "--registerManagerPolicy", type=str, default="static", help="Register manager policy", ) parser.add_argument( "--vreg-file-size", type=int, default=2048, help="number of physical vector registers per SIMD", ) parser.add_argument( "--vreg-min-alloc", type=int, default=4, help="vector register reservation unit", ) parser.add_argument( "--sreg-file-size", type=int, default=2048, help="number of physical scalar registers per SIMD", ) parser.add_argument( "--sreg-min-alloc", type=int, default=4, help="scalar register reservation unit", ) parser.add_argument( "--bw-scalor", type=int, default=0, help="bandwidth scalor for scalability analysis", ) parser.add_argument( "--CPUClock", type=str, default="2GHz", help="CPU clock" ) parser.add_argument( "--gpu-clock", type=str, default="1GHz", help="GPU clock" ) parser.add_argument( "--cpu-voltage", action="store", type=str, default="1.0V", help="CPU voltage domain", ) parser.add_argument( "--gpu-voltage", action="store", type=str, default="1.0V", help="GPU voltage domain", ) parser.add_argument( "--CUExecPolicy", type=str, default="OLDEST-FIRST", help="WF exec policy (OLDEST-FIRST, ROUND-ROBIN)", ) parser.add_argument( "--LocalMemBarrier", action="store_true", help="Barrier does not wait for writethroughs to complete", ) parser.add_argument( "--countPages", action="store_true", help="Count Page Accesses and output in per-CU output files", ) parser.add_argument( "--TLB-prefetch", type=int, help="prefetch depth for TLBs" ) parser.add_argument( "--pf-type", type=str, help="type of prefetch: PF_CU, PF_WF, PF_PHASE, PF_STRIDE", ) parser.add_argument("--pf-stride", type=int, help="set prefetch stride") parser.add_argument( "--numLdsBanks", type=int, default=32, help="number of physical banks per LDS module", ) parser.add_argument( "--ldsBankConflictPenalty", type=int, default=1, help="number of cycles per LDS bank conflict", ) parser.add_argument( "--lds-size", type=int, default=65536, help="Size of the LDS in bytes" ) parser.add_argument( "--num-hw-queues", type=int, default=10, help="number of hw queues in packet processor", ) parser.add_argument( "--reg-alloc-policy", type=str, default="simple", help="register allocation policy (simple/dynamic)", )