- Builds all four possible ARM targets when cross compiling - Adds some auto detection to select the target for native ARM builds
The auto detection will select EABI if it finds /lib/ld-linux.so.3. It will select VFP floating point support when /proc/cpuinfo lists a VFP or iWMMXt coprocessor. Intel Wireless MMX does not imply VFP, but it conflicts with FPA, so VFP is the only choice (apart from yet unsupported soft-float). Daniel
diff -rud tcc-0.9.24-immed/Makefile tcc-0.9.24-immed2/Makefile
--- tcc-0.9.24-immed/Makefile Mon Mar 31 09:24:00 2008
+++ tcc-0.9.24-immed2/Makefile Fri Sep 5 18:10:16 2008
@@ -30,14 +30,14 @@
ifdef CONFIG_WIN32
PROGS=tcc$(EXESUF)
ifdef CONFIG_CROSS
-PROGS+=c67-tcc$(EXESUF) arm-tcc$(EXESUF)
+PROGS+=c67-tcc$(EXESUF) arm-tcc-fpa$(EXESUF) arm-tcc-fpa-ld$(EXESUF)
arm-tcc-vfp$(EXESUF) arm-tcc-vfp-eabi$(EXESUF)
endif
PROGS+=tiny_impdef$(EXESUF) tiny_libmaker$(EXESUF)
else
ifeq ($(ARCH),i386)
PROGS=tcc$(EXESUF)
ifdef CONFIG_CROSS
-PROGS+=arm-tcc$(EXESUF)
+PROGS+=arm-tcc-fpa$(EXESUF) arm-tcc-fpa-ld$(EXESUF) arm-tcc-vfp$(EXESUF)
arm-tcc-vfp-eabi$(EXESUF)
endif
endif
ifeq ($(ARCH),arm)
@@ -151,8 +151,11 @@
$(CC) $(CFLAGS) -o $@ $< $(LIBS)
endif
ifeq ($(ARCH),arm)
+ARMFLAGS = $(if $(wildcard /lib/ld-linux.so.3),-DTCC_ARM_EABI)
+ARMFLAGS += $(if $(shell grep -l "^Features.* \(vfp\|iwmmxt\) "
/proc/cpuinfo),-DTCC_ARM_VFP)
+
tcc$(EXESUF): tcc.c arm-gen.c tccelf.c tccasm.c tcctok.h libtcc.h
- $(CC) $(CFLAGS) -DTCC_TARGET_ARM -o $@ $< $(LIBS)
+ $(CC) $(CFLAGS) -DTCC_TARGET_ARM $(ARMFLAGS) -o $@ $< $(LIBS)
endif
endif
@@ -163,7 +166,16 @@
c67-tcc$(EXESUF): tcc.c c67-gen.c tccelf.c tccasm.c tcctok.h libtcc.h tcccoff.c
$(CC) $(CFLAGS) -DTCC_TARGET_C67 -o $@ $< $(LIBS)
-arm-tcc$(EXESUF): tcc.c arm-gen.c tccelf.c tccasm.c tcctok.h libtcc.h
+arm-tcc-fpa$(EXESUF): tcc.c arm-gen.c tccelf.c tccasm.c tcctok.h libtcc.h
+ $(CC) $(CFLAGS) -DTCC_TARGET_ARM -o $@ $< $(LIBS)
+
+arm-tcc-fpa-ld$(EXESUF): tcc.c arm-gen.c tccelf.c tccasm.c tcctok.h libtcc.h
+ $(CC) $(CFLAGS) -DTCC_TARGET_ARM -DLDOUBLE_SIZE=12 -o $@ $< $(LIBS)
+
+arm-tcc-vfp$(EXESUF): tcc.c arm-gen.c tccelf.c tccasm.c tcctok.h libtcc.h
+ $(CC) $(CFLAGS) -DTCC_TARGET_ARM -DTCC_ARM_VFP -o $@ $< $(LIBS)
+
+arm-tcc-vfp-eabi$(EXESUF): tcc.c arm-gen.c tccelf.c tccasm.c tcctok.h libtcc.h
$(CC) $(CFLAGS) -DTCC_TARGET_ARM -DTCC_ARM_EABI -o $@ $< $(LIBS)
i386-win32-tcc$(EXESUF): tcc.c i386-gen.c tccelf.c tccasm.c i386-asm.c
tcctok.h libtcc.h i386-asm.h tccpe.c
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