86 lines
2.1 KiB
Meson
86 lines
2.1 KiB
Meson
# Copyright (c) 2022-2023, PostgreSQL Global Development Group
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if not llvm.found()
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subdir_done()
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endif
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# Build LLVM JIT backend module
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llvmjit_sources = []
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# Infrastructure
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llvmjit_sources += files(
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'llvmjit.c',
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'llvmjit_error.cpp',
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'llvmjit_inline.cpp',
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'llvmjit_wrap.cpp',
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)
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# Code generation
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llvmjit_sources += files(
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'llvmjit_deform.c',
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'llvmjit_expr.c',
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)
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if host_system == 'windows'
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llvmjit_sources += rc_lib_gen.process(win32ver_rc, extra_args: [
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'--NAME', 'llvmjit',
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'--FILEDESC', 'llvmjit - JIT using LLVM',])
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endif
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llvmjit = shared_module('llvmjit',
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llvmjit_sources,
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kwargs: pg_mod_args + {
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'dependencies': pg_mod_args['dependencies'] + [llvm],
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'cpp_args': pg_mod_args['cpp_args'] + llvm.get_variable(configtool: 'cxxflags').split(),
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}
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)
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backend_targets += llvmjit
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# Define a few bits and pieces used here and elsewhere to generate bitcode
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llvm_irgen_args = [
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'-c', '-o', '@OUTPUT@', '@INPUT@',
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'-flto=thin', '-emit-llvm',
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'-MD', '-MQ', '@OUTPUT@', '-MF', '@DEPFILE@',
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'-O2',
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'-Wno-ignored-attributes',
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'-Wno-empty-body',
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]
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if ccache.found()
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llvm_irgen_command = ccache
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llvm_irgen_args = [clang.path()] + llvm_irgen_args
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else
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llvm_irgen_command = clang
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endif
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# XXX: Need to determine proper version of the function cflags for clang
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bitcode_cflags = ['-fno-strict-aliasing', '-fwrapv']
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if llvm.version().version_compare('>=15.0')
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bitcode_cflags += ['-Xclang', '-no-opaque-pointers']
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endif
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bitcode_cflags += cppflags
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# XXX: Worth improving on the logic to find directories here
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bitcode_cflags += '-I@BUILD_ROOT@/src/include'
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bitcode_cflags += '-I@BUILD_ROOT@/src/backend/utils/misc'
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bitcode_cflags += '-I@SOURCE_ROOT@/src/include'
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# Note this is intentionally not installed to bitcodedir, as it's not for
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# inlining
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llvmjit_types = custom_target('llvmjit_types.bc',
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command: [llvm_irgen_command] + llvm_irgen_args + bitcode_cflags,
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input: 'llvmjit_types.c',
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output: 'llvmjit_types.bc',
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depends: [postgres],
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install: true,
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install_dir: dir_lib_pkg,
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depfile: '@BASENAME@.c.bc.d',
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)
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backend_targets += llvmjit_types
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