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Do some basic build tuning

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Justine Tunney 2023-05-01 14:36:25 -07:00
parent 57cc257f58
commit 8303e23b3a
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GPG key ID: BE714B4575D6E328
9 changed files with 62 additions and 18 deletions
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4
ape/ape.mk
View file

@ -13,6 +13,8 @@
# build like turning off the System V "Red Zone" optimization, because
# αcτµαlly pδrταblε εxεcµταblεs need to be able to run in kernelspace.
ifneq ($(MODE), aarch64)
PKGS += APE
APE = o/$(MODE)/ape/ape.o \
@ -194,3 +196,5 @@ o/$(MODE)/ape: $(APE_CHECKS) \
o/$(MODE)/ape/ape.macho \
o/$(MODE)/ape/ape-copy-self.o \
o/$(MODE)/ape/ape-no-modify-self.o
endif

5
build/config.mk
View file

@ -17,6 +17,11 @@ CONFIG_CPPFLAGS += -DSYSDEBUG
TARGET_ARCH ?= -msse3
endif
ifeq ($(MODE), aarch64)
CONFIG_CCFLAGS += -O2 # $(BACKTRACES) $(FTRACE)
CONFIG_CPPFLAGS += -DSYSDEBUG
endif
# Fast Build Mode
#
# - `make MODE=fastbuild`

14
build/definitions.mk
View file

@ -157,7 +157,6 @@ DEFAULT_OFLAGS = \
-gdescribe-dies
DEFAULT_COPTS = \
-mno-red-zone \
-fno-math-errno \
-fno-trapping-math \
-fno-fp-int-builtin-inexact \
@ -166,8 +165,13 @@ DEFAULT_COPTS = \
-fno-gnu-unique \
-fstrict-aliasing \
-fstrict-overflow \
-fno-semantic-interposition \
-fno-semantic-interposition
ifneq ($(MODE), aarch64)
DEFAULT_COPTS += \
-mno-red-zone \
-mno-tls-direct-seg-refs
endif
MATHEMATICAL = \
-O3 \
@ -338,10 +342,14 @@ OBJECTIFY.greg.c = \
-fno-optimize-sibling-calls \
-fno-sanitize=all \
-ffreestanding \
-mno-fentry \
-fwrapv \
-c
ifneq ($(MODE), aarch64)
OBJECTIFY.greg.c += \
-mno-fentry
endif
OBJECTIFY.ansi.c = $(CC) $(OBJECTIFY.c.flags) -ansi -Wextra -Werror -pedantic-errors -c
OBJECTIFY.c99.c = $(CC) $(OBJECTIFY.c.flags) -std=c99 -Wextra -Werror -pedantic-errors -c
OBJECTIFY.c11.c = $(CC) $(OBJECTIFY.c.flags) -std=c11 -Wextra -Werror -pedantic-errors -c

7
build/objdump Executable file
View file

@ -0,0 +1,7 @@
#!/bin/sh
for last; do true; done
if grep aarch64 "$last" >/dev/null 2>&1; then
exec o/third_party/gcc/bin/aarch64-linux-musl-objdump "$@"
else
exec o/third_party/gcc/bin/x86_64-linux-musl-objdump "$@"
fi

35
build/rules.mk
View file

@ -16,25 +16,14 @@
MAKEFLAGS += --no-builtin-rules
o/%.o: %.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) $<
o/%.o: o/%.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) $<
o/%.s: %.S ; @$(COMPILE) -APREPROCESS $(PREPROCESS) $(OUTPUT_OPTION) $<
o/%.s: o/%.S ; @$(COMPILE) -APREPROCESS $(PREPROCESS) $(OUTPUT_OPTION) $<
o/%.o: %.S ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.S) $(OUTPUT_OPTION) $<
o/%.o: o/%.S ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.S) $(OUTPUT_OPTION) $<
o/%.lds: %.lds ; @$(COMPILE) -APREPROCESS $(PREPROCESS.lds) $(OUTPUT_OPTION) $<
o/%.inc: %.h ; @$(COMPILE) -APREPROCESS $(PREPROCESS) $(OUTPUT_OPTION) -D__ASSEMBLER__ -P $<
o/%.greg.o: %.greg.c ; @$(COMPILE) -AOBJECTIFY.greg $(OBJECTIFY.greg.c) $(OUTPUT_OPTION) $<
o/$(MODE)/%: o/$(MODE)/%.dbg ; @$(COMPILE) -AOBJCOPY -T$@ $(OBJCOPY) -S -O binary $< $@
o/$(MODE)/%.o: %.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) $<
o/$(MODE)/%.o: o/$(MODE)/%.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) $<
o/$(MODE)/%.o: %.f ; @$(COMPILE) -AOBJECTIFY.f $(OBJECTIFY.f) $(OUTPUT_OPTION) $<
o/$(MODE)/%.o: %.F ; @$(COMPILE) -AOBJECTIFY.F $(OBJECTIFY.F) $(OUTPUT_OPTION) $<
o/$(MODE)/%.h: %.c ; @$(COMPILE) -AAMALGAMATE $(PREPROCESS) $(OUTPUT_OPTION) -fdirectives-only -P $<
o/$(MODE)/%.h: o/$(MODE)/%.c ; @$(COMPILE) -AAMALGAMATE $(PREPROCESS) $(OUTPUT_OPTION) -fdirectives-only -P $<
o/$(MODE)/%.o: %.S ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.S) $(OUTPUT_OPTION) $<
o/$(MODE)/%.o: o/$(MODE)/%.S ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.S) $(OUTPUT_OPTION) $<
o/$(MODE)/%.o: %.cc ; @$(COMPILE) -AOBJECTIFY.cxx $(OBJECTIFY.cxx) $(OUTPUT_OPTION) $<
o/$(MODE)/%.lds: %.lds ; @$(COMPILE) -APREPROCESS $(PREPROCESS.lds) $(OUTPUT_OPTION) $<
o/$(MODE)/%.o: %.greg.c ; @$(COMPILE) -AOBJECTIFY.greg $(OBJECTIFY.greg.c) $(OUTPUT_OPTION) $<
@ -43,6 +32,30 @@ o/$(MODE)/%.initabi.o: %.initabi.c ; @$(COMPILE) -AOBJECTIFY.init $(OBJECTIFY.in
o/$(MODE)/%.ncabi.o: %.ncabi.c ; @$(COMPILE) -AOBJECTIFY.nc $(OBJECTIFY.ncabi.c) $(OUTPUT_OPTION) $<
o/$(MODE)/%.real.o: %.c ; @$(COMPILE) -AOBJECTIFY.real $(OBJECTIFY.real.c) $(OUTPUT_OPTION) $<
ifneq ($(MODE), aarch64)
o/%.o: %.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) $<
o/%.o: o/%.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) $<
o/%.s: %.S ; @$(COMPILE) -APREPROCESS $(PREPROCESS) $(OUTPUT_OPTION) $<
o/%.s: o/%.S ; @$(COMPILE) -APREPROCESS $(PREPROCESS) $(OUTPUT_OPTION) $<
o/%.o: %.S ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.S) $(OUTPUT_OPTION) $<
o/%.o: o/%.S ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.S) $(OUTPUT_OPTION) $<
o/$(MODE)/%.o: %.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) $<
o/$(MODE)/%.o: o/$(MODE)/%.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) $<
o/$(MODE)/%.o: %.S ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.S) $(OUTPUT_OPTION) $<
o/$(MODE)/%.o: o/$(MODE)/%.S ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.S) $(OUTPUT_OPTION) $<
else
o/%.o: %.s libc/empty.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) libc/empty.s
o/%.o: o/%.s libc/empty.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) libc/empty.s
o/%.s: %.S libc/empty.s ; @$(COMPILE) -APREPROCESS $(PREPROCESS) $(OUTPUT_OPTION) libc/empty.s
o/%.s: o/%.S libc/empty.s ; @$(COMPILE) -APREPROCESS $(PREPROCESS) $(OUTPUT_OPTION) libc/empty.s
o/%.o: %.S libc/empty.s ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.s) $(OUTPUT_OPTION) libc/empty.s
o/%.o: o/%.S libc/empty.s ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.s) $(OUTPUT_OPTION) libc/empty.s
o/$(MODE)/%.o: %.s libc/empty.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) libc/empty.s
o/$(MODE)/%.o: o/$(MODE)/%.s libc/empty.s ; @$(COMPILE) -AOBJECTIFY.s $(OBJECTIFY.s) $(OUTPUT_OPTION) libc/empty.s
o/$(MODE)/%.o: %.S libc/empty.s ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.s) $(OUTPUT_OPTION) libc/empty.s
o/$(MODE)/%.o: o/$(MODE)/%.S libc/empty.s ; @$(COMPILE) -AOBJECTIFY.S $(OBJECTIFY.s) $(OUTPUT_OPTION) libc/empty.s
endif
o/%.o: %.cc
@$(COMPILE) -AOBJECTIFY.cxx $(OBJECTIFY.cxx) $(OUTPUT_OPTION) $<
@$(COMPILE) -AFIXUPOBJ -wT$@ $(FIXUPOBJ) $@

0
libc/empty.s Normal file
View file

3
libc/intrin/asan.c
View file

@ -16,6 +16,7 @@
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#ifdef __x86_64__
#include "libc/calls/state.internal.h"
#include "libc/dce.h"
#include "libc/intrin/asan.internal.h"
@ -1497,3 +1498,5 @@ __attribute__((__constructor__)) void __asan_init(int argc, char **argv,
STRACE("/_/ \\_\\____/_/ \\_\\_| \\_|");
STRACE("cosmopolitan memory safety module initialized");
}
#endif /* __x86_64__ */

6
libc/intrin/weaken.h
View file

@ -4,7 +4,11 @@
#if !(__ASSEMBLER__ + __LINKER__ + 0)
#ifndef __STRICT_ANSI__
#define _weaken(symbol) ((const typeof(&(symbol)))_weakaddr(#symbol))
#define _weaken(symbol) \
({ \
asm(".weak\t" #symbol); \
&symbol; \
})
#define _strongaddr(symbolstr) \
({ \

6
tool/emacs/cosmo-stuff.el
View file

@ -165,7 +165,7 @@
((eq arg 4) "dbg")
((eq arg 5) "")
((eq arg 6) "llvm")
((eq arg 7) "tinylinux")
((eq arg 7) "aarch64")
((eq arg 8) "tsan")
(default default)
((cosmo-intest) "dbg")
@ -225,7 +225,7 @@
;; "nm -C --size o/$m/%s.o | sort -r"
"echo"
"size -A o/$m/$n.o | grep '^[.T]' | grep -v 'debug\\|command.line\\|stack' | sort -rnk2"
"objdump %s -wzCd o/$m/$n%s.o | c++filt"))
"build/objdump %s -wzCd o/$m/$n%s.o | c++filt"))
mode name suffix objdumpflags suffix))
((eq kind 'run)
(format
@ -249,7 +249,7 @@
;; "nm -C --size $f | sort -r"
"echo"
"size -A $f | grep '^[.T]' | grep -v 'debug\\|command.line\\|stack' | sort -rnk2"
"objdump %s -wzCd $f | c++filt"))
"build/objdump %s -wzCd $f | c++filt"))
mode name suffix objdumpflags)))))
(defun cosmo-compile (arg)