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69 lines
4.3 KiB
69 lines
4.3 KiB
1 month ago
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import ctypes, subprocess
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import tinygrad.runtime.autogen.comgr as comgr
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from tinygrad.device import Compiler, CompileError
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def check(status):
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if status != 0:
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comgr.amd_comgr_status_string(status, ctypes.byref(status_str := ctypes.POINTER(ctypes.c_char)()))
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raise RuntimeError(f"comgr fail {status}, {ctypes.string_at(status_str).decode()}")
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def _get_comgr_data(data_set, data_type):
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check(comgr.amd_comgr_action_data_get_data(data_set, data_type, 0, ctypes.byref(data_exec := comgr.amd_comgr_data_t())))
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check(comgr.amd_comgr_get_data(data_exec, ctypes.byref(sz := ctypes.c_uint64()), None))
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check(comgr.amd_comgr_get_data(data_exec, ctypes.byref(sz), (dat := ctypes.create_string_buffer(sz.value))))
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check(comgr.amd_comgr_release_data(data_exec))
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return bytes(dat)
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# AMD_COMGR_SAVE_TEMPS=1 AMD_COMGR_REDIRECT_LOGS=stdout AMD_COMGR_EMIT_VERBOSE_LOGS=1
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def compile_hip(prg:str, arch="gfx1100", asm=False) -> bytes:
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check(comgr.amd_comgr_create_action_info(ctypes.byref(action_info := comgr.amd_comgr_action_info_t())))
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check(comgr.amd_comgr_action_info_set_language(action_info, comgr.AMD_COMGR_LANGUAGE_HIP))
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check(comgr.amd_comgr_action_info_set_isa_name(action_info, b"amdgcn-amd-amdhsa--" + arch.encode()))
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check(comgr.amd_comgr_action_info_set_logging(action_info, True))
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check(comgr.amd_comgr_create_data_set(ctypes.byref(data_set_src := comgr.amd_comgr_data_set_t())))
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check(comgr.amd_comgr_create_data_set(ctypes.byref(data_set_bc := comgr.amd_comgr_data_set_t())))
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check(comgr.amd_comgr_create_data_set(ctypes.byref(data_set_reloc := comgr.amd_comgr_data_set_t())))
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check(comgr.amd_comgr_create_data_set(ctypes.byref(data_set_exec := comgr.amd_comgr_data_set_t())))
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check(comgr.amd_comgr_create_data(comgr.AMD_COMGR_DATA_KIND_SOURCE, ctypes.byref(data_src := comgr.amd_comgr_data_t())))
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check(comgr.amd_comgr_set_data(data_src, len(rprg := prg.encode()), rprg))
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if asm:
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check(comgr.amd_comgr_set_data_name(data_src, b"<null>.s"))
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check(comgr.amd_comgr_data_set_add(data_set_src, data_src))
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status = comgr.amd_comgr_do_action(comgr.AMD_COMGR_ACTION_ASSEMBLE_SOURCE_TO_RELOCATABLE, action_info, data_set_src, data_set_reloc)
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if status != 0:
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print(_get_comgr_data(data_set_reloc, comgr.AMD_COMGR_DATA_KIND_LOG).decode())
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raise RuntimeError("assemble failed")
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else:
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check(comgr.amd_comgr_set_data_name(data_src, b"<null>"))
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check(comgr.amd_comgr_data_set_add(data_set_src, data_src))
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# -include hiprtc_runtime.h was removed
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check(comgr.amd_comgr_action_info_set_options(action_info, f"-O3 -mcumode --hip-version=6.0.32830 -DHIP_VERSION_MAJOR=6 -DHIP_VERSION_MINOR=0 -DHIP_VERSION_PATCH=32830 -D__HIPCC_RTC__ -std=c++14 -nogpuinc -Wno-gnu-line-marker -Wno-missing-prototypes --offload-arch={arch} -I/opt/rocm/include -Xclang -disable-llvm-passes".encode())) # noqa: E501
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status = comgr.amd_comgr_do_action(comgr.AMD_COMGR_ACTION_COMPILE_SOURCE_WITH_DEVICE_LIBS_TO_BC, action_info, data_set_src, data_set_bc)
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if status != 0:
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print(_get_comgr_data(data_set_bc, comgr.AMD_COMGR_DATA_KIND_LOG).decode())
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raise RuntimeError("compile failed")
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check(comgr.amd_comgr_action_info_set_options(action_info, b"-O3 -mllvm -amdgpu-internalize-symbols"))
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check(comgr.amd_comgr_do_action(comgr.AMD_COMGR_ACTION_CODEGEN_BC_TO_RELOCATABLE, action_info, data_set_bc, data_set_reloc))
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check(comgr.amd_comgr_action_info_set_options(action_info, b""))
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check(comgr.amd_comgr_do_action(comgr.AMD_COMGR_ACTION_LINK_RELOCATABLE_TO_EXECUTABLE, action_info, data_set_reloc, data_set_exec))
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ret = _get_comgr_data(data_set_exec, comgr.AMD_COMGR_DATA_KIND_EXECUTABLE)
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check(comgr.amd_comgr_release_data(data_src))
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for x in [data_set_src, data_set_bc, data_set_reloc, data_set_exec]: check(comgr.amd_comgr_destroy_data_set(x))
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check(comgr.amd_comgr_destroy_action_info(action_info))
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return ret
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class AMDCompiler(Compiler):
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def __init__(self, arch:str):
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self.arch = arch
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super().__init__(f"compile_hip_{self.arch}")
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def compile(self, src:str) -> bytes:
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try: return compile_hip(src, self.arch)
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except RuntimeError as e: raise CompileError(e) from e
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def disassemble(self, lib:bytes):
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asm = subprocess.check_output(["/opt/rocm/llvm/bin/llvm-objdump", '-d', '-'], input=lib)
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print('\n'.join([x for x in asm.decode('utf-8').split("\n") if 's_code_end' not in x]))
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