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Rebase and fix optimization flags

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Alexander David Frick 2022-01-25 15:09:25 -06:00 committed by GitHub
parent a6e9a5ddb3
commit 623e2ad6a0
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1 changed files with 12 additions and 13 deletions
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25
build/config/compiler/BUILD.gn
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@ -703,9 +703,9 @@ config("compiler") {
# bloat of ThinLTO to <10%, but that's potentially no longer true.
# FIXME(inglorion): maybe tune these?
if (target_cpu == "arm" || target_cpu == "arm64") {
import_instr_limit = 30
import_instr_limit = 100
} else {
import_instr_limit = 30
import_instr_limit = 100
}
}
@ -1915,11 +1915,12 @@ config("no_incompatible_pointer_warnings") {
# Shared settings for both "optimize" and "optimize_max" configs.
# IMPORTANT: On Windows "/O1" and "/O2" must go before the common flags.
if (is_win) {
common_optimize_on_cflags = [
common_optimize_on_cflags += [
"/Ob2", # Both explicit and auto inlining.
"/Oy-", # Disable omitting frame pointers, must be after /O2.
"/Zc:inline", # Remove unreferenced COMDAT (faster links).
]
common_optimize_on_ldflags += []
if (!is_asan) {
common_optimize_on_cflags += [
# Put data in separate COMDATs. This allows the linker
@ -1930,9 +1931,8 @@ if (is_win) {
"/Gw",
]
}
common_optimize_on_ldflags = []
common_optimize_on_cflags += [
common_optimize_on_cflags = [
"-mllvm", "-extra-vectorizer-passes",
"-mllvm", "-enable-cond-stores-vec",
"-mllvm", "-slp-vectorize-hor-store",
@ -1945,7 +1945,7 @@ if (is_win) {
"-mllvm", "-aggressive-ext-opt",
]
common_optimize_on_ldflags += [
common_optimize_on_ldflags = [
"-mllvm:-extra-vectorizer-passes",
"-mllvm:-enable-cond-stores-vec",
"-mllvm:-slp-vectorize-hor-store",
@ -1967,12 +1967,11 @@ if (is_win) {
if (is_official_build) {
common_optimize_on_ldflags += [ "/OPT:REF" ] # Remove unreferenced data.
# TODO(thakis): Add LTO/PGO clang flags eventually, https://crbug.com/598772
common_optimize_on_cflags += []
}
} else {
common_optimize_on_cflags = []
common_optimize_on_ldflags = []
common_optimize_on_cflags += [
common_optimize_on_cflags = [
"-mllvm", "-extra-vectorizer-passes",
"-mllvm", "-enable-cond-stores-vec",
"-mllvm", "-slp-vectorize-hor-store",
@ -1985,7 +1984,7 @@ if (is_win) {
"-mllvm", "-aggressive-ext-opt",
]
common_optimize_on_ldflags += [
common_optimize_on_ldflags = [
"-Wl,-mllvm,-extra-vectorizer-passes",
"-Wl,-mllvm,-enable-cond-stores-vec",
"-Wl,-mllvm,-slp-vectorize-hor-store",
@ -2038,7 +2037,7 @@ if (is_win) {
# Specifically tell the linker to perform optimizations.
# See http://lwn.net/Articles/192624/ .
# -O2 enables string tail merge optimization in gold and lld.
"-Wl,-O2",
"-Wl,-O3",
"-Wl,--gc-sections",
]
}
@ -2169,7 +2168,7 @@ config("optimize_max") {
} else if (optimize_for_fuzzing) {
cflags = [ "-O1" ] + common_optimize_on_cflags
} else {
cflags = [ "-O2" ] + common_optimize_on_cflags
cflags = [ "-O3" ] + common_optimize_on_cflags
}
rustflags = [ "-Copt-level=3" ]
}
@ -2340,7 +2339,7 @@ config("symbols") {
cflags += [ "-gcodeview-ghash" ]
ldflags = [ "/DEBUG:GHASH" ]
} else {
ldflags = [ "/DEBUG:NONE" ]
ldflags = [ "/DEBUG" ]
}
# All configs using /DEBUG should include this: