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75a38963ca
better FFI demo: compute fibonacci numbers using FFI'ed libgmp. R=r DELTA=281 (255 added, 19 deleted, 7 changed) OCL=33815 CL=33820
53 lines
1.1 KiB
Makefile
53 lines
1.1 KiB
Makefile
# Copyright 2009 The Go Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style
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# license that can be found in the LICENSE file.
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# FFI demo
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include ../../../src/Make.$(GOARCH)
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all: gmp.a gmp.so
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gcc.o: gcc.c
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gcc -fPIC -O2 -o gcc.o -c gcc.c
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gmp.so: gcc.o
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gcc -shared -o gmp.so gcc.o -L$(GOROOT)/pkg/$(GOOS)_$(GOARCH) -lcgo -lgmp
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gmp.a: 6c.6 go.6
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gopack grc gmp.a 6c.6 go.6
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# from pkg/runtime/Makefile: TODO(rsc): how to deal with this?
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# Set SIZE to 32 or 64.
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SIZE_386=32
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SIZE_amd64=64
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SIZE_arm=32
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SIZE=$(SIZE_$(GOARCH))
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# Setup CFLAGS. Add -D_64BIT on 64-bit platforms (sorry).
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CFLAGS_64=-D_64BIT
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# TODO(kaib): fix register allocation to honor extern register so we
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# can enable optimizations again.
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CFLAGS_arm=-N
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CFLAGS=-I$(GOOS) -I$(GOOS)/$(GOARCH) -wF $(CFLAGS_$(SIZE)) $(CFLAGS_$(GOARCH))
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6c.6: 6c.c
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6c -FVw $(CFLAGS) -I$(GOROOT)/src/pkg/runtime 6c.c
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go.6: go.go
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6g go.go
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PKG=$(GOROOT)/pkg/$(GOOS)_$(GOARCH)
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install: $(PKG)/gmp.so $(PKG)/gmp.a
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$(PKG)/gmp.so: gmp.so
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cp gmp.so $@
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$(PKG)/gmp.a: gmp.a
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cp gmp.a $@
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clean:
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rm -f *.6 *.o *.so *.a
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