Set up a build harness for hand-generated test executables.

This allows for defining (by hand) specific frame encodings and symbols,
which we may then use to drive tests of the compact frame unwinder.

Resources/Tests/PLCrashFrameCompactUnwindTests/Makefile

@@ -0,0 +1,56 @@
+DEVELOPER?=	$(shell xcode-select -print-path)
+PLATFORMS?=	$(DEVELOPER)/Platforms/
+CFLAGS?=	-Os -std=c99
+
+DEVICE_SDK?=		iPhoneOS6.1
+DEVICE_PLATFORM?=	$(PLATFORMS)/iPhoneOS.platform
+DEVICE_ROOT?=		$(DEVICE_PLATFORM)/Developer/SDKs/$(DEVICE_SDK).sdk
+DEVICE_CC?=		$(shell xcrun -sdk `echo ${DEVICE_SDK} | tr '[A-Z]' '[a-z]'` -f clang)
+DEVICE_CFLAGS?=		-arch armv7 -arch armv7s -isysroot "$(DEVICE_ROOT)" -gdwarf-2 -miphoneos-version-min=3.0 $(CFLAGS)
+
+SIM_SDK?=		iPhoneSimulator6.1
+SIM_PLATFORM?=		$(PLATFORMS)/iPhoneSimulator.platform
+SIM_ROOT?=		$(SIM_PLATFORM)/Developer/SDKs/$(SIM_SDK).sdk
+SIM_CC?=		$(shell xcrun -sdk `echo ${SIM_SDK} | tr '[A-Z]' '[a-z]'` -f clang)
+SIM_CFLAGS?=		-arch i386 -isysroot "$(SIM_ROOT)" -mmacosx-version-min=10.6 -gdwarf-2 $(CFLAGS)
+
+MAC_SDK?=		MacOSX10.8
+MAC_PLATFORM?=		$(PLATFORMS)/MacOSX.platform
+MAC_ROOT?=		$(MAC_PLATFORM)/Developer/SDKs/$(MAC_SDK).sdk
+MAC_CC?=		$(shell xcrun -sdk `echo ${MAC_SDK} | tr '[A-Z]' '[a-z]'` -f clang)
+MAC_CFLAGS?=		-arch x86_64 -arch i386 -isysroot "$(MAC_ROOT)" -mmacosx-version-min=10.6 -gdwarf-2 $(CFLAGS)
+
+IOS_OBJS=		example-ios.o
+SIM_OBJS=		example-sim.o
+MAC_OBJS=		example-macosx.o
+
+PRODUCTS=		$(IOS_PRODUCT) $(MAC_PRODUCT) $(SIM_PRODUCT)
+IOS_PRODUCT=		test.ios
+SIM_PRODUCT=		test.sim
+MAC_PRODUCT=		test.macosx
+
+all: $(PRODUCTS)
+
+example-sim.o: example.S
+	$(SIM_CC) $(SIM_CFLAGS) -c $< -o $@
+
+example-ios.o: example.S
+	$(DEVICE_CC) $(DEVICE_CFLAGS) -c $< -o $@
+
+example-macosx.o: example.S
+	$(MAC_CC) $(MAC_CFLAGS) -c $< -o $@
+
+$(MAC_PRODUCT): $(MAC_OBJS)
+	$(MAC_CC) $(MAC_CFLAGS) $+ -o $@
+
+$(IOS_PRODUCT): $(IOS_OBJS)
+	$(DEVICE_CC) $(DEVICE_CFLAGS) $+ -o $@
+
+$(SIM_PRODUCT): $(SIM_OBJS)
+	$(SIM_CC) $(SIM_CFLAGS) $+ -o $@
+
+clean-objs:
+	rm -f $(IOS_OBJS) $(MAC_OBJS) $(SIM_OBJS)
+
+clean: clean-objs
+	rm -f $(PRODUCTS)

Resources/Tests/PLCrashFrameCompactUnwindTests/example.S

@@ -0,0 +1,22 @@
+#if defined(__x86_64__)
+.globl _main
+_main:
+	// TODO
+	movl	$5, %eax
+	ret
+
+#elif defined(__i386__)
+.globl _main
+_main:
+	// TODO
+	movl	$5, %eax
+	ret
+#elif defined(__arm__)
+.align 4
+.arm
+.globl _main
+_main:
+	// TODO
+	mov	r0, #5
+	pop	{pc}
+#endif