-
Notifications
You must be signed in to change notification settings - Fork 110
/
config.nims
175 lines (151 loc) · 6.87 KB
/
config.nims
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
# Nimbus
# Copyright (c) 2018-2024 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
# https://www.apache.org/licenses/LICENSE-2.0)
# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
# https://opensource.org/licenses/MIT)
# at your option. This file may not be copied, modified, or distributed except
# according to those terms.
import strutils
const currentDir = currentSourcePath()[0 .. ^(len("config.nims") + 1)]
if getEnv("NIMBUS_BUILD_SYSTEM") == "yes" and
# BEWARE
# In Nim 1.6, config files are evaluated with a working directory
# matching where the Nim command was invocated. This means that we
# must do all file existance checks with full absolute paths:
system.fileExists(currentDir & "nimbus-build-system.paths"):
include "nimbus-build-system.paths"
if defined(release):
switch("nimcache", "nimcache/release/$projectName")
else:
switch("nimcache", "nimcache/debug/$projectName")
if defined(windows):
# disable timestamps in Windows PE headers - https://wiki.debian.org/ReproducibleBuilds/TimestampsInPEBinaries
switch("passL", "-Wl,--no-insert-timestamp")
# increase stack size, unless something else is setting the stack size
if not defined(windowsNoSetStack):
switch("passL", "-Wl,--stack,8388608")
# https://github.com/nim-lang/Nim/issues/4057
--tlsEmulation:off
if defined(i386):
# set the IMAGE_FILE_LARGE_ADDRESS_AWARE flag so we can use PAE, if enabled, and access more than 2 GiB of RAM
switch("passL", "-Wl,--large-address-aware")
# Colors are disabled for Windows, see issue:
# https://github.com/status-im/nim-chronicles/issues/130
switch("define", "chronicles_colors=off")
# Avoid some rare stack corruption while using exceptions with a SEH-enabled
# toolchain: https://github.com/status-im/nimbus-eth2/issues/3121
switch("define", "nimRawSetjmp")
# This helps especially for 32-bit x86, which sans SSE2 and newer instructions
# requires quite roundabout code generation for cryptography, and other 64-bit
# and larger arithmetic use cases, along with register starvation issues. When
# engineering a more portable binary release, this should be tweaked but still
# use at least -msse2 or -msse3.
#
# https://github.com/status-im/nimbus-eth2/blob/stable/docs/cpu_features.md#ssse3-supplemental-sse3
# suggests that SHA256 hashing with SSSE3 is 20% faster than without SSSE3, so
# given its near-ubiquity in the x86 installed base, it renders a distribution
# build more viable on an overall broader range of hardware.
#
if defined(disableMarchNative):
if defined(i386) or defined(amd64):
if defined(macosx):
# https://support.apple.com/kb/sp803
# "macOS Catalina - Technical Specifications": EOL as of 2022-09
# https://support.apple.com/kb/sp833
# "macOS Big Sur - Technical Specifications" lists current oldest
# supported models: MacBook (2015 or later), MacBook Air (2013 or later),
# MacBook Pro (Late 2013 or later), Mac mini (2014 or later), iMac (2014
# or later), iMac Pro (2017 or later), Mac Pro (2013 or later).
#
# These all have Haswell or newer CPUs.
#
# This ensures AVX2, AES-NI, PCLMUL, BMI1, and BMI2 instruction set support.
switch("passC", "-march=haswell -mtune=generic")
switch("passL", "-march=haswell -mtune=generic")
else:
switch("passC", "-mssse3")
switch("passL", "-mssse3")
elif defined(macosx) and defined(arm64):
# Apple's Clang can't handle "-march=native" on M1: https://github.com/status-im/nimbus-eth2/issues/2758
switch("passC", "-mcpu=apple-a14")
switch("passL", "-mcpu=apple-a14")
else:
switch("passC", "-march=native")
switch("passL", "-march=native")
if defined(windows):
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65782
# ("-fno-asynchronous-unwind-tables" breaks Nim's exception raising, sometimes)
switch("passC", "-mno-avx512f")
switch("passL", "-mno-avx512f")
# Omitting frame pointers in nim breaks the GC:
# https://github.com/nim-lang/Nim/issues/10625
if not defined(windows):
# ...except on Windows where the Nim bug doesn't manifest and the option
# crashes GCC in some Mingw-w64 versions:
# https://sourceforge.net/p/mingw-w64/bugs/880/
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86593
switch("passC", "-fno-omit-frame-pointer")
switch("passL", "-fno-omit-frame-pointer")
--threads:on
--opt:speed
--excessiveStackTrace:on
# enable metric collection
--define:metrics
# for heap-usage-by-instance-type metrics and object base-type strings
--define:nimTypeNames
--styleCheck:usages
--styleCheck:error
--mm:refc
switch("define", "withoutPCRE")
when not defined(disable_libbacktrace):
--define:nimStackTraceOverride
switch("import", "libbacktrace")
else:
--stacktrace:on
--linetrace:on
var canEnableDebuggingSymbols = true
if defined(macosx):
# The default open files limit is too low on macOS (512), breaking the
# "--debugger:native" build. It can be increased with `ulimit -n 1024`.
let openFilesLimitTarget = 1024
var openFilesLimit = 0
try:
openFilesLimit = staticExec("ulimit -n").strip(chars = Whitespace + Newlines).parseInt()
if openFilesLimit < openFilesLimitTarget:
echo "Open files limit too low to enable debugging symbols and lightweight stack traces."
echo "Increase it with \"ulimit -n " & $openFilesLimitTarget & "\""
canEnableDebuggingSymbols = false
except:
echo "ulimit error"
# We ignore this resource limit on Windows, where a default `ulimit -n` of 256
# in Git Bash is apparently ignored by the OS, and on Linux where the default of
# 1024 is good enough for us.
if canEnableDebuggingSymbols:
# add debugging symbols and original files and line numbers
--debugger:native
--define:nimOldCaseObjects # https://github.com/status-im/nim-confutils/issues/9
# `switch("warning[CaseTransition]", "off")` fails with "Error: invalid command line option: '--warning[CaseTransition]'"
switch("warning", "CaseTransition:off")
# The compiler doth protest too much, methinks, about all these cases where it can't
# do its (N)RVO pass: https://github.com/nim-lang/RFCs/issues/230
switch("warning", "ObservableStores:off")
# Too many false positives for "Warning: method has lock level <unknown>, but another method has 0 [LockLevel]"
switch("warning", "LockLevel:off")
# nim-kzg shipping their own blst, nimbus-eth1 too.
# disable nim-kzg's blst
switch("define", "kzgExternalBlst")
# RocksDB static linking is disabled by default
when defined(enable_rocksdb_static_linking):
when defined(windows):
{.fatal: "RocksDB static linking is not supported on Windows".}
switch("define", "rocksdb_static_linking")
# use the C++ linker profile because it's a C++ library
when defined(macosx):
switch("clang.linkerexe", "clang++")
else:
switch("gcc.linkerexe", "g++")
switch("dynlibOverride", "rocksdb")
switch("dynlibOverride", "lz4")
switch("dynlibOverride", "zstd")