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yosys
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Merge branch 'master' of https://github.com/stv0g/yosys into stv0g-master

This commit is contained in:
Clifford Wolf 2017-02-11 10:12:17 +01:00
parent a5bfeb9e07 422ffd5c06
commit a88e019b0c
2 changed files with 48 additions and 21 deletions
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49
Makefile
View File

@ -57,20 +57,36 @@ CXXFLAGS += -Wall -Wextra -ggdb -I. -I"$(YOSYS_SRC)" -MD -D_YOSYS_ -fPIC -I$(PRE
LDFLAGS += -L$(LIBDIR) LDFLAGS += -L$(LIBDIR)
LDLIBS = -lstdc++ -lm LDLIBS = -lstdc++ -lm
PKG_CONFIG = pkg-config PKG_CONFIG ?= pkg-config
SED = sed SED ?= sed
BISON = bison BISON ?= bison
ifeq (Darwin,$(findstring Darwin,$(shell uname))) ifeq (Darwin,$(findstring Darwin,$(shell uname)))
# add macports/homebrew include and library path to search directories, don't use '-rdynamic' and '-lrt':
CXXFLAGS += -I/opt/local/include -I/usr/local/opt/readline/include # homebrew search paths
LDFLAGS += -L/opt/local/lib -L/usr/local/opt/readline/lib ifneq ($(shell which brew),)
# add homebrew's libffi include and library path BREW_PREFIX := $(shell brew --prefix)/opt
CXXFLAGS += $(shell PKG_CONFIG_PATH=$$(brew list libffi | grep pkgconfig | xargs dirname) pkg-config --silence-errors --cflags libffi)
LDFLAGS += $(shell PKG_CONFIG_PATH=$$(brew list libffi | grep pkgconfig | xargs dirname) pkg-config --silence-errors --libs libffi) CXXFLAGS += -I$(BREW_PREFIX)/readline/include
# use bison installed by homebrew if available LDFLAGS += -L$(BREW_PREFIX)/readline/lib
BISON = $(shell (brew list bison | grep -m1 "bin/bison") || echo bison)
SED = sed PKG_CONFIG_PATH := $(BREW_PREFIX)/libffi/lib/pkgconfig:$(PKG_CONFIG_PATH)
PKG_CONFIG_PATH := $(BREW_PREFIX)/tcl-tk/lib/pkgconfig:$(PKG_CONFIG_PATH)
export PATH := $(BREW_PREFIX)/bison/bin:$(BREW_PREFIX)/gettext/bin:$(BREW_PREFIX)/flex/bin:$(PATH)
# macports search paths
else ifneq ($(shell which port),)
PORT_PREFIX := $(patsubst %/bin/port,%,$(shell which port))
CXXFLAGS += -I$(PORT_PREFIX)/include
LDFLAGS += -L$(PORT_PREFIX)/lib
PKG_CONFIG_PATH := $(PORT_PREFIX)/lib/pkgconfig:$(PKG_CONFIG_PATH)
export PATH := $(PORT_PREFIX)/bin:$(PATH)
endif
else else
LDFLAGS += -rdynamic LDFLAGS += -rdynamic
LDLIBS += -lrt LDLIBS += -lrt
@ -210,15 +226,16 @@ endif
endif endif
ifeq ($(ENABLE_PLUGINS),1) ifeq ($(ENABLE_PLUGINS),1)
CXXFLAGS += -DYOSYS_ENABLE_PLUGINS $(shell $(PKG_CONFIG) --silence-errors --cflags libffi) CXXFLAGS += $(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) $(PKG_CONFIG) --silence-errors --cflags libffi) -DYOSYS_ENABLE_PLUGINS
LDLIBS += $(shell $(PKG_CONFIG) --silence-errors --libs libffi || echo -lffi) -ldl LDLIBS += $(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) $(PKG_CONFIG) --silence-errors --libs libffi || echo -lffi) -ldl
endif endif
ifeq ($(ENABLE_TCL),1) ifeq ($(ENABLE_TCL),1)
TCL_VERSION ?= tcl$(shell bash -c "tclsh <(echo 'puts [info tclversion]')") TCL_VERSION ?= tcl$(shell bash -c "tclsh <(echo 'puts [info tclversion]')")
TCL_INCLUDE ?= /usr/include/$(TCL_VERSION) TCL_INCLUDE ?= /usr/include/$(TCL_VERSION)
CXXFLAGS += -I$(TCL_INCLUDE) -DYOSYS_ENABLE_TCL
LDLIBS += -l$(TCL_VERSION) CXXFLAGS += $(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) $(PKG_CONFIG) --silence-errors --cflags tcl || echo -I$(TCL_INCLUDE)) -DYOSYS_ENABLE_TCL
LDLIBS += $(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) $(PKG_CONFIG) --silence-errors --libs tcl || echo -l$(TCL_VERSION))
endif endif
ifeq ($(ENABLE_GPROF),1) ifeq ($(ENABLE_GPROF),1)

16
README.md
View File

@ -40,14 +40,14 @@ Web Site
More information and documentation can be found on the Yosys web site: More information and documentation can be found on the Yosys web site:
http://www.clifford.at/yosys/ http://www.clifford.at/yosys/
Setup
Getting Started ======
===============
You need a C++ compiler with C++11 support (up-to-date CLANG or GCC is You need a C++ compiler with C++11 support (up-to-date CLANG or GCC is
recommended) and some standard tools such as GNU Flex, GNU Bison, and GNU Make. recommended) and some standard tools such as GNU Flex, GNU Bison, and GNU Make.
TCL, readline and libffi are optional (see ``ENABLE_*`` settings in Makefile). TCL, readline and libffi are optional (see ``ENABLE_*`` settings in Makefile).
Xdot (graphviz) is used by the ``show`` command in yosys to display schematics. Xdot (graphviz) is used by the ``show`` command in yosys to display schematics.
For example on Ubuntu Linux 16.04 LTS the following commands will install all For example on Ubuntu Linux 16.04 LTS the following commands will install all
prerequisites for building yosys: prerequisites for building yosys:
@ -55,6 +55,13 @@ prerequisites for building yosys:
libreadline-dev gawk tcl-dev libffi-dev git mercurial \ libreadline-dev gawk tcl-dev libffi-dev git mercurial \
graphviz xdot pkg-config python3 graphviz xdot pkg-config python3
Similarily, on Mac OS X MacPorts or Homebrew can be used to install dependencies:
$ brew install bison flex gawk libffi \
git mercurial graphviz pkg-config python3
$ sudo port install bison flex readline gawk libffi \
git mercurial graphviz pkgconfig python36
There are also pre-compiled Yosys binary packages for Ubuntu and Win32 as well There are also pre-compiled Yosys binary packages for Ubuntu and Win32 as well
as a source distribution for Visual Studio. Visit the Yosys download page for as a source distribution for Visual Studio. Visit the Yosys download page for
more information: http://www.clifford.at/yosys/download.html more information: http://www.clifford.at/yosys/download.html
@ -80,6 +87,9 @@ To build Yosys simply type 'make' in this directory.
Note that this also downloads, builds and installs ABC (using yosys-abc Note that this also downloads, builds and installs ABC (using yosys-abc
as executable name). as executable name).
Getting Started
===============
Yosys can be used with the interactive command shell, with Yosys can be used with the interactive command shell, with
synthesis scripts or with command line arguments. Let's perform synthesis scripts or with command line arguments. Let's perform
a simple synthesis job using the interactive command shell: a simple synthesis job using the interactive command shell: