mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-02-07 15:03:34 +00:00
a657f3e878
This shaves away 144kb of bss memory from every binary linking printf at the expense of slightly increased binary footprint. Kudos for Byron Lai.
107 lines
3.5 KiB
Makefile
107 lines
3.5 KiB
Makefile
#-*-mode:makefile-gmake;indent-tabs-mode:t;tab-width:8;coding:utf-8-*-┐
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#───vi: set et ft=make ts=8 tw=8 fenc=utf-8 :vi───────────────────────┘
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PKGS += LIBC_STR
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LIBC_STR_ARTIFACTS += LIBC_STR_A
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LIBC_STR = $(LIBC_STR_A_DEPS) $(LIBC_STR_A)
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LIBC_STR_A = o/$(MODE)/libc/str/str.a
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LIBC_STR_A_FILES := $(wildcard libc/str/*)
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LIBC_STR_A_HDRS = $(filter %.h,$(LIBC_STR_A_FILES))
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LIBC_STR_A_INCS = $(filter %.inc,$(LIBC_STR_A_FILES))
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LIBC_STR_A_SRCS_A = $(filter %.s,$(LIBC_STR_A_FILES))
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LIBC_STR_A_SRCS_S = $(filter %.S,$(LIBC_STR_A_FILES))
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LIBC_STR_A_SRCS_C = $(filter %.c,$(LIBC_STR_A_FILES))
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LIBC_STR_A_SRCS = \
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$(LIBC_STR_A_SRCS_A) \
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$(LIBC_STR_A_SRCS_S) \
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$(LIBC_STR_A_SRCS_C)
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LIBC_STR_A_OBJS = \
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$(LIBC_STR_A_SRCS_A:%.s=o/$(MODE)/%.o) \
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$(LIBC_STR_A_SRCS_S:%.S=o/$(MODE)/%.o) \
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$(LIBC_STR_A_SRCS_C:%.c=o/$(MODE)/%.o)
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LIBC_STR_A_CHECKS = \
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$(LIBC_STR_A).pkg \
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$(LIBC_STR_A_HDRS:%=o/$(MODE)/%.ok)
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LIBC_STR_A_DIRECTDEPS = \
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LIBC_INTRIN \
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LIBC_NEXGEN32E \
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LIBC_SYSV \
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THIRD_PARTY_COMPILER_RT
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LIBC_STR_A_DEPS := \
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$(call uniq,$(foreach x,$(LIBC_STR_A_DIRECTDEPS),$($(x))))
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$(LIBC_STR_A): libc/str/ \
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$(LIBC_STR_A).pkg \
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$(LIBC_STR_A_OBJS)
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$(LIBC_STR_A).pkg: \
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$(LIBC_STR_A_OBJS) \
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$(foreach x,$(LIBC_STR_A_DIRECTDEPS),$($(x)_A).pkg)
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o/$(MODE)/libc/str/wow.o: private \
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CC = gcc
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o/$(MODE)/libc/str/wmemset.o \
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o/$(MODE)/libc/str/memset16.o \
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o/$(MODE)/libc/str/dosdatetimetounix.o: private \
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CFLAGS += \
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-O3
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o/$(MODE)/libc/str/getzipeocd.o \
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o/$(MODE)/libc/str/getzipcdircomment.o \
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o/$(MODE)/libc/str/getzipcdircommentsize.o \
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o/$(MODE)/libc/str/getzipcdiroffset.o \
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o/$(MODE)/libc/str/getzipcdirrecords.o \
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o/$(MODE)/libc/str/getzipcfilecompressedsize.o \
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o/$(MODE)/libc/str/getzipcfilemode.o \
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o/$(MODE)/libc/str/getzipcfileoffset.o \
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o/$(MODE)/libc/str/getzipcfileuncompressedsize.o \
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o/$(MODE)/libc/str/getziplfilecompressedsize.o \
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o/$(MODE)/libc/str/getziplfileuncompressedsize.o \
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o/$(MODE)/libc/str/getzipcfiletimestamps.o: private \
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CFLAGS += \
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-Os
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o/$(MODE)/libc/str/iswpunct.o \
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o/$(MODE)/libc/str/iswupper.o \
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o/$(MODE)/libc/str/iswlower.o \
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o/$(MODE)/libc/str/iswseparator.o: private \
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CFLAGS += \
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-fno-jump-tables
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# ensure that division is optimized
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o/$(MODE)/libc/str/bcmp.o \
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o/$(MODE)/libc/str/strcmp.o \
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o/$(MODE)/libc/str/windowsdurationtotimeval.o \
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o/$(MODE)/libc/str/windowsdurationtotimespec.o \
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o/$(MODE)/libc/str/timevaltowindowstime.o \
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o/$(MODE)/libc/str/timespectowindowstime.o \
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o/$(MODE)/libc/str/windowstimetotimeval.o \
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o/$(MODE)/libc/str/windowstimetotimespec.o: private \
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CFLAGS += \
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-O2
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$(LIBC_STR_A_OBJS): private \
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COPTS += \
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-fno-sanitize=all \
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-Wframe-larger-than=4096 \
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-Walloca-larger-than=4096
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LIBC_STR_LIBS = $(foreach x,$(LIBC_STR_ARTIFACTS),$($(x)))
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LIBC_STR_SRCS = $(foreach x,$(LIBC_STR_ARTIFACTS),$($(x)_SRCS))
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LIBC_STR_HDRS = $(foreach x,$(LIBC_STR_ARTIFACTS),$($(x)_HDRS))
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LIBC_STR_INCS = $(foreach x,$(LIBC_STR_ARTIFACTS),$($(x)_INCS))
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LIBC_STR_BINS = $(foreach x,$(LIBC_STR_ARTIFACTS),$($(x)_BINS))
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LIBC_STR_CHECKS = $(foreach x,$(LIBC_STR_ARTIFACTS),$($(x)_CHECKS))
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LIBC_STR_OBJS = $(foreach x,$(LIBC_STR_ARTIFACTS),$($(x)_OBJS))
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LIBC_STR_TESTS = $(foreach x,$(LIBC_STR_ARTIFACTS),$($(x)_TESTS))
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# $(LIBC_STR_OBJS): $(BUILD_FILES) libc/str/str.mk
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.PHONY: o/$(MODE)/libc/str
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o/$(MODE)/libc/str: $(LIBC_STR_CHECKS)
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