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Make spinlocks faster (take two)

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This change is green on x86 and arm test fleet.
This commit is contained in:
Justine Tunney 2024-07-26 00:44:45 -07:00
parent 02e1cbcd00
commit 59692b0882
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GPG key ID: BE714B4575D6E328
14 changed files with 122 additions and 79 deletions
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4
tool/cosmocc/bin/cosmocc
View file

@ -238,7 +238,7 @@ fi
PLATFORM="-D__COSMOPOLITAN__ -D__COSMOCC__ -D__FATCOSMOCC__"
PREDEF="-include libc/integral/normalize.inc"
CPPFLAGS="-fno-pie -nostdinc -isystem $BIN/../include"
CFLAGS="-fportcosmo -fno-dwarf2-cfi-asm -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-semantic-interposition -Wno-implicit-int"
CFLAGS="-fportcosmo -fno-dwarf2-cfi-asm -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-semantic-interposition"
LDFLAGS="-static -nostdlib -no-pie -fuse-ld=bfd -Wl,-z,noexecstack -Wl,-z,norelro -Wl,--gc-sections"
PRECIOUS="-fno-omit-frame-pointer"
@ -257,6 +257,8 @@ if [ x"$PROG" != x"${PROG%++}" ]; then
CC_AARCH64="$BIN/aarch64-linux-cosmo-g++"
CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -fuse-cxa-atexit"
CPPFLAGS="-isystem $BIN/../include/third_party/libcxx $CPPFLAGS"
else
CFLAGS="$CFLAGS -Wno-implicit-int"
fi
CRT_X86_64="$BIN/../x86_64-linux-cosmo/lib/ape.o $BIN/../x86_64-linux-cosmo/lib/crt.o"

4
tool/cosmocc/bin/cosmocross
View file

@ -47,7 +47,7 @@ log_command() {
ORIGINAL="$0 $*"
PLATFORM="-D__COSMOPOLITAN__ -D__COSMOCC__"
PREDEF="-include libc/integral/normalize.inc"
CFLAGS="-fportcosmo -fno-dwarf2-cfi-asm -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-semantic-interposition -Wno-implicit-int"
CFLAGS="-fportcosmo -fno-dwarf2-cfi-asm -fno-unwind-tables -fno-asynchronous-unwind-tables -fno-semantic-interposition"
CPPFLAGS="-fno-pie -nostdinc -isystem $BIN/../include"
LDFLAGS="-static -no-pie -nostdlib -fuse-ld=bfd -Wl,-z,noexecstack"
APEFLAGS="-Wl,--gc-sections"
@ -73,6 +73,8 @@ if [ x"$PROG" != x"${PROG%++}" ]; then
CFLAGS="$CFLAGS -fno-rtti -fno-exceptions -fuse-cxa-atexit"
CPPFLAGS="-isystem $BIN/../include/third_party/libcxx $CPPFLAGS"
LDLIBS="-lcxx $LDLIBS"
else
CFLAGS="$CFLAGS -Wno-implicit-int"
fi
PAGESZ=4096