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# Copyright (c) 2021 Advanced Micro Devices, Inc.
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# modification, are permitted provided that the following conditions are met:
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# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
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# 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
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# 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)")