1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
|
# Customization options: -*- Makefile -*-
# SWIFTFLAGS_EXTRAS :=
# SWIFT_BRIDGING_HEADER :=
# SWIFT_PRECOMPILE_BRIDGING_HEADER := NO
# SWIFT_OBJC_HEADER := Foo-Swift.h
#----------------------------------------------------------------------
# SWIFTC defaults to swift.
# TODO:
# If you change the defaults of SWIFTC, be sure to also change it in the file
# test/plugins/builder_base.py, which provides a Python way to return the
# value of the make variable SWIFTC -- getSwiftCompiler().
#
# See also these functions:
# o cxx_compiler
# o cxx_linker
#----------------------------------------------------------------------
SWIFTC ?= $(shell $(VPATH)/$(LEVEL)/find-swift.py)
ifeq "$(SDKROOT)" ""
SWIFTSDKROOT = $(shell $(VPATH)/$(LEVEL)/find-swift.py -s)
else
SWIFTSDKROOT = $(SDKROOT)
endif
PYTHON ?= python3
SWIFTFLAGS ?= $(DEBUG_INFO_FLAG) -Onone -Xfrontend -serialize-debugging-options
SWIFTFLAGS += $(SWIFTFLAGS_EXTRAS)
SWIFTFLAGS += $(FRAMEWORK_INCLUDES)
ifeq "$(findstring -target,$(SWIFTFLAGS))" ""
SWIFTFLAGS += $(TARGET_SWIFTFLAGS)
endif
ifneq "$(SWIFT_ENABLE_EXPLICIT_MODULES)" ""
SWIFTFLAGS += -explicit-module-build
endif
# Swift bridging headers.
ifneq "$(SWIFT_BRIDGING_HEADER)" ""
# These are incompatible.
DISABLE_SWIFT_INTERFACE = YES
ifneq "$(SWIFT_PRECOMPILE_BRIDGING_HEADER)" "NO"
# With PCH.
SWIFT_HFLAGS = -import-objc-header $(SRCDIR)/$(SWIFT_BRIDGING_HEADER) -enable-bridging-pch -pch-output-dir $(BUILDDIR)
else
# From source.
SWIFT_HFLAGS = -import-objc-header $(SRCDIR)/$(SWIFT_BRIDGING_HEADER) -disable-bridging-pch
endif
else
# No bridging header.
SWIFT_HFLAGS :=
endif
# Clang headers generated from Swift sources.
ifneq "$(SWIFT_OBJC_HEADER)" ""
SWIFTFLAGS += -emit-objc-header-path $(SWIFT_OBJC_HEADER)
endif
ifneq "$(SWIFT_CXX_HEADER)" ""
SWIFTFLAGS += -emit-clang-header-path $(SWIFT_CXX_HEADER)
$(SWIFT_CXX_HEADER): $(strip $(SWIFT_SOURCES:.swift=.swift.o))
endif
ifeq "$(OS)" "Linux"
SWIFT_HOSTDIR = $(shell dirname $(SWIFTC))/../lib/swift/linux
else
SWIFT_HOSTDIR = $(shell dirname $(SWIFTC))/../lib/swift/host
endif
SWIFT_MODULE_CACHE_FLAGS ?= -module-cache-path $(THE_CLANG_MODULE_CACHE_DIR)
SWIFTFLAGS += $(SWIFT_MODULE_CACHE_FLAGS)
ifeq "$(SWIFT_CXX_INTEROP)" "1"
CXXFLAGS += -std=c++17
endif
# If C++ interop is enabled, the generated header file will try to include
# SWIFT_LIBS_DIR/swiftToCxx/_SwiftCxxInteroperability.h
ifneq "$(SWIFT_CXX_INTEROP)" ""
CFLAGS += -I$(SWIFT_LIBS_DIR)
endif
#----------------------------------------------------------------------
# Check if we have any Swift source files
#----------------------------------------------------------------------
ifneq "$(strip $(SWIFT_SOURCES))" ""
OBJECTS +=$(strip $(SWIFT_SOURCES:.swift=.swift.o))
USESWIFTDRIVER = 1
endif
ifneq "$(strip $(DYLIB_SWIFT_SOURCES))" ""
DYLIB_OBJECTS +=$(strip $(DYLIB_SWIFT_SOURCES:.swift=.swift.o))
USESWIFTDRIVER = 1
endif
ifneq "$(strip $(SWIFT_SOURCES_FOR_CXX_HEADER))" ""
SWIFT_CXX_HEADER =$(strip $(SWIFT_SOURCES:.swift=.swift.o))
USESWIFTDRIVER = 1
endif
ifeq "$(USESWIFTDRIVER)" "1"
LDFLAGS +=-L"$(SWIFTLIBS)"
ifeq "$(OS)" "Darwin"
SWIFTFLAGS += -sdk "$(SWIFTSDKROOT)"
endif
SWIFTFLAGS += -tools-directory "$(shell dirname $(CC))"
endif
#----------------------------------------------------------------------
# Check if we need the Swift/ObjC interop features
#----------------------------------------------------------------------
ifeq "$(SWIFT_OBJC_INTEROP)" "1"
ifeq "$(OS)" "Darwin"
SWIFTFLAGS += -link-objc-runtime -framework Foundation -framework CoreGraphics
LDFLAGS += -lswiftObjectiveC -lswiftFoundation -framework Foundation -framework CoreGraphics
else
# CFLAGS_EXTRAS is used via "dotest.py -E" to pass the -I and -L paths
# for Foundation and libdispatch on Linux.
SWIFTFLAGS += $(CFLAGS_EXTRAS)
LDFLAGS += $(CFLAGS_EXTRAS)
endif
endif
#----------------------------------------------------------------------
# Check if we need the Swift/C++ interop features
#----------------------------------------------------------------------
ifeq "$(SWIFT_CXX_INTEROP)" "1"
SWIFTFLAGS += -Xfrontend -enable-experimental-cxx-interop -Xfrontend -validate-tbd-against-ir=none
SWIFTFLAGS += -Xcc -std=c++17
endif
#----------------------------------------------------------------------
# Check if we should compile in Swift embedded mode
#----------------------------------------------------------------------
ifeq "$(SWIFT_EMBEDDED_MODE)" "1"
SWIFTFLAGS += -gdwarf-types -enable-experimental-feature Embedded -Xfrontend -disable-objc-interop -runtime-compatibility-version none
SWIFT_WMO = 1
endif
#----------------------------------------------------------------------
# Set up variables to run the Swift frontend directly.
#----------------------------------------------------------------------
SWIFT=$(shell dirname $(SWIFTC))/swift
SWIFT_FEFLAGS = $(shell echo $(patsubst -Xfrontend,,$(SWIFTFLAGS)) | sed -e 's/-Xlinker [^ ]*//g')
SWIFT_FE=$(SWIFT) -frontend
ifeq "$(USESWIFTDRIVER)" "1"
#----------------------------------------------------------------------
ifeq "$(DYLIB_NAME)" ""
MODULENAME?=$(shell basename $(EXE) .out)
else
EXE = $(DYLIB_FILENAME)
MODULENAME?=$(DYLIB_NAME)
PARSE_AS_LIBRARY = -parse-as-library
endif
VPATHSOURCES=$(patsubst %,$(VPATH)/%,$(SWIFT_SOURCES)) $(patsubst %,$(VPATH)/%,$(DYLIB_SWIFT_SOURCES))
ALL_SWIFT_SOURCES = $(SWIFT_SOURCES) $(DYLIB_SWIFT_SOURCES)
SWIFT_OBJECTS = $(strip $(ALL_SWIFT_SOURCES:.swift=.swift.o))
ifeq "$(DISABLE_SWIFT_INTERFACE)" ""
SWIFT_INTERFACE_FLAGS=-emit-module-interface-path $(BUILDDIR)/$(MODULENAME).swiftinterface
endif
ifeq "$(SWIFT_WMO)" "1"
SWIFTC_OUTPUT=-wmo -o $@
else
SWIFTC_OUTPUT=-output-file-map $(BUILDDIR)/$(MODULENAME)-output-file-map.json
endif
# The Swift object files are named .swift.o so they don't conflict
# with the wrapped Swift module $(MODULENAME).o
$(SWIFT_OBJECTS): $(SWIFT_SOURCES) $(DYLIB_SWIFT_SOURCES)
ifneq "$(SWIFT_WMO)" "1"
@echo "### Generating output file map"
$(PYTHON) $(THIS_FILE_DIR)/gen-output-map.py $^ $(patsubst %,$(BUILDDIR)/%,$(SWIFT_OBJECTS)) >$(BUILDDIR)/$(MODULENAME)-output-file-map.json
endif
@echo "### Compiling" $^
@echo "### Swift driver expanded incovation will be:"
$(SWIFTC) -emit-object $^ $(SWIFTC_OUTPUT) \
$(SWIFTFLAGS) $(SWIFT_HFLAGS) $(PARSE_AS_LIBRARY) \
-module-name $(MODULENAME) \
-emit-module-path $(BUILDDIR)/$(MODULENAME).swiftmodule \
$(SWIFT_INTERFACE_FLAGS) -###
@echo "### Swift driver invocation:"
$(SWIFTC) -emit-object $^ $(SWIFTC_OUTPUT) \
$(SWIFTFLAGS) $(SWIFT_HFLAGS) $(PARSE_AS_LIBRARY) \
-module-name $(MODULENAME) \
-emit-module-path $(BUILDDIR)/$(MODULENAME).swiftmodule \
$(SWIFT_INTERFACE_FLAGS)
ifneq "$(OS)" "Darwin"
@echo "### Wrapping Swift module:"
$(SWIFT) -modulewrap $(BUILDDIR)/$(MODULENAME).swiftmodule \
-o $(BUILDDIR)/$(MODULENAME).o
endif
ifeq "$(OS)" "Darwin"
ifeq "$(HIDE_SWIFTMODULE)" ""
SWIFTMODULE = $(MODULENAME).swiftmodule
LD_SWIFTFLAGS = -Xlinker -add_ast_path -Xlinker $(SWIFTMODULE)
else
SWIFTMODULE =
LD_SWIFTFLAGS =
endif
$(EXE): $(OBJECTS)
@echo "### Linking" $(EXE)
$(SWIFTC) $(LD_EXTRAS) $(LD_SWIFTFLAGS) $(OBJECTS) $(patsubst -g,,$(SWIFTFLAGS)) -o "$(EXE)"
ifneq "$(CODESIGN)" ""
$(CODESIGN) -s - "$(EXE)"
endif
ifneq "$(HIDE_SWIFTMODULE)" ""
rm -f $(MODULENAME).swiftmodule
endif
else # OS = Linux
ifeq "$(HIDE_SWIFTMODULE)" ""
WRAPPED_SWIFTMODULE = $(MODULENAME).o
endif
$(EXE): $(OBJECTS)
@echo "### Linking" $(EXE)
$(SWIFTC) $(LD_EXTRAS) $(LD_SWIFTFLAGS) $(WRAPPED_SWIFTMODULE) $^ $(patsubst -g,,$(SWIFTFLAGS)) -o "$(EXE)"
ifneq "$(HIDE_SWIFTMODULE)" ""
rm -f $(MODULENAME).swiftmodule
endif
endif # Darwin
ifeq "$(OS)" "Darwin"
DYLIB_SWIFT_FLAGS= \
-Xlinker -dylib \
-Xlinker -install_name -Xlinker "$(DYLIB_INSTALL_NAME)" \
$(LD_EXTRAS)
ifeq "$(DYLIB_HIDE_SWIFTMODULE)" ""
DYLIB_SWIFT_FLAGS+= -Xlinker -add_ast_path -Xlinker $(MODULENAME).swiftmodule
endif
else # !Darwin
DYLIB_SWIFT_FLAGS=$(LD_EXTRAS)
ifeq "$(DYLIB_HIDE_SWIFTMODULE)" ""
DYLIB_OBJECTS += $(BUILDDIR)/$(MODULENAME).o
endif
endif # Darwin
$(DYLIB_FILENAME) : $(DYLIB_OBJECTS) $(MODULE_INTERFACE)
@echo "### Linking dynamic library $(DYLIB_NAME)"
ifneq "$(FRAMEWORK)" ""
mkdir -p $(FRAMEWORK).framework/Versions/A/Headers
mkdir -p $(FRAMEWORK).framework/Versions/A/Modules
mkdir -p $(FRAMEWORK).framework/Versions/A/Resources
ifneq "$(MODULENAME)" ""
mkdir -p $(FRAMEWORK).framework/Versions/A/Modules/$(MODULENAME).swiftmodule
cp -r $(MODULENAME).swiftmodule $(FRAMEWORK).framework/Versions/A/Modules/$(MODULENAME).swiftmodule/$(ARCH).swiftmodule
endif
(cd $(FRAMEWORK).framework/Versions; ln -sf A Current)
(cd $(FRAMEWORK).framework/; ln -sf Versions/A/Headers Headers)
(cd $(FRAMEWORK).framework/; ln -sf Versions/A/Modules Modules)
(cd $(FRAMEWORK).framework/; ln -sf Versions/A/Resources Resources)
(cd $(FRAMEWORK).framework/; ln -sf Versions/A/$(FRAMEWORK) $(FRAMEWORK))
endif
$(SWIFTC) $(patsubst -g,,$(SWIFTFLAGS)) \
-emit-library $(DYLIB_SWIFT_FLAGS) -o $@ $(DYLIB_OBJECTS)
ifneq "$(CODESIGN)" ""
$(CODESIGN) -s - "$(DYLIB_FILENAME)"
endif
ifneq "$(MAKE_DSYM)" "NO"
ifneq "$(DS)" ""
"$(DS)" $(DSFLAGS) "$(DYLIB_FILENAME)"
endif
endif
endif # USESWIFTDRIVER
|
