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[WIP] Threading (#282)

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* Thread creation
* Proper thread creation and exit
* Join/Detach protocol
* Added semaphore with futex (hopefully fast)
This commit is contained in:
Florian Lemaitre 2021-10-13 20:26:05 +02:00 • committed by GitHub
parent d852640a1e
commit a0b39f886c
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30 changed files with 792 additions and 12 deletions
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55
libc/thread/thread.mk Normal file
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#-*-mode:makefile-gmake;indent-tabs-mode:t;tab-width:8;coding:utf-8-*-┐
#───vi: set et ft=make ts=8 tw=8 fenc=utf-8 :vi───────────────────────┘
PKGS += LIBC_THREAD
LIBC_THREAD_ARTIFACTS += LIBC_THREAD_A
LIBC_THREAD = $(LIBC_THREAD_A_DEPS) $(LIBC_THREAD_A)
LIBC_THREAD_A = o/$(MODE)/libc/thread/thread.a
LIBC_THREAD_A_FILES := $(wildcard libc/thread/*)
LIBC_THREAD_A_HDRS = $(filter %.h,$(LIBC_THREAD_A_FILES))
LIBC_THREAD_A_SRCS_S = $(filter %.S,$(LIBC_THREAD_A_FILES))
LIBC_THREAD_A_SRCS_C = $(filter %.c,$(LIBC_THREAD_A_FILES))
LIBC_THREAD_A_SRCS = \
$(LIBC_THREAD_A_SRCS_S) \
$(LIBC_THREAD_A_SRCS_C)
LIBC_THREAD_A_OBJS = \
$(LIBC_THREAD_A_SRCS_S:%.S=o/$(MODE)/%.o) \
$(LIBC_THREAD_A_SRCS_C:%.c=o/$(MODE)/%.o)
LIBC_THREAD_A_CHECKS = \
$(LIBC_THREAD_A).pkg \
$(LIBC_THREAD_A_HDRS:%=o/$(MODE)/%.ok)
LIBC_THREAD_A_DIRECTDEPS = \
LIBC_STUBS \
LIBC_CALLS \
LIBC_INTRIN \
LIBC_BITS \
LIBC_RUNTIME \
LIBC_SYSV \
LIBC_SYSV_CALLS \
LIBC_NEXGEN32E
LIBC_THREAD_A_DEPS := \
$(call uniq,$(foreach x,$(LIBC_THREAD_A_DIRECTDEPS),$($(x))))
$(LIBC_THREAD_A): libc/thread/ \
$(LIBC_THREAD_A).pkg \
$(LIBC_THREAD_A_OBJS)
$(LIBC_THREAD_A).pkg: \
$(LIBC_THREAD_A_OBJS) \
$(foreach x,$(LIBC_THREAD_A_DIRECTDEPS),$($(x)_A).pkg)
LIBC_THREAD_LIBS = $(foreach x,$(LIBC_THREAD_ARTIFACTS),$($(x)))
LIBC_THREAD_SRCS = $(foreach x,$(LIBC_THREAD_ARTIFACTS),$($(x)_SRCS))
LIBC_THREAD_HDRS = $(foreach x,$(LIBC_THREAD_ARTIFACTS),$($(x)_HDRS))
LIBC_THREAD_CHECKS = $(foreach x,$(LIBC_THREAD_ARTIFACTS),$($(x)_CHECKS))
LIBC_THREAD_OBJS = $(foreach x,$(LIBC_THREAD_ARTIFACTS),$($(x)_OBJS))
$(LIBC_THREAD_OBJS): $(BUILD_FILES) libc/thread/thread.mk
.PHONY: o/$(MODE)/libc/thread
o/$(MODE)/libc/thread: $(LIBC_THREAD_CHECKS)