Crypto++  8.2
Free C++ class library of cryptographic schemes
GNUmakefile-cross
1 # https://www.gnu.org/software/make/manual/make.html#Makefile-Conventions
2 # and https://www.gnu.org/prep/standards/standards.html
3 
4 SHELL = /bin/sh
5 
6 # If needed
7 TMPDIR ?= /tmp
8 # Used for ARMv7 and NEON.
9 FP_ABI ?= hard
10 # Used for feature tests
11 TOUT ?= a.out
12 TOUT := $(strip $(TOUT))
13 
14 # Default CXXFLAGS if none were provided
15 CXXFLAGS ?= -DNDEBUG -g2 -O3 -fPIC -pipe
16 
17 AR ?= ar
18 ARFLAGS ?= cr
19 RANLIB ?= ranlib
20 CP ?= cp
21 MV ?= mv
22 CHMOD ?= chmod
23 MKDIR ?= mkdir -p
24 EGREP ?= egrep
25 
26 LN ?= ln -sf
27 LDCONF ?= /sbin/ldconfig -n
28 
29 IS_IOS ?= 0
30 IS_ANDROID ?= 0
31 IS_ARM_EMBEDDED ?= 0
32 IS_NEON ?= 0
33 
34 # Can be used by Android and Embeeded cross-compiles. Disable by default because
35 # Android and embedded users typically don't run this configuration.
36 HAS_SOLIB_VERSION ?= 0
37 
38 # Formely adhoc.cpp was created from adhoc.cpp.proto when needed.
39 # This is now needed because ISA tests are performed using adhoc.cpp.
40 ifeq ($(wildcard adhoc.cpp),)
41 $(shell cp adhoc.cpp.proto adhoc.cpp)
42 endif
43 
44 ###########################################################
45 ##### General Variables #####
46 ###########################################################
47 
48 # Default prefix for make install
49 ifeq ($(PREFIX),)
50 PREFIX = /usr/local
51 endif
52 
53 # http://www.gnu.org/prep/standards/html_node/Directory-Variables.html
54 ifeq ($(DATADIR),)
55 DATADIR := $(PREFIX)/share
56 endif
57 ifeq ($(LIBDIR),)
58 LIBDIR := $(PREFIX)/lib
59 endif
60 ifeq ($(BINDIR),)
61 BINDIR := $(PREFIX)/bin
62 endif
63 ifeq ($(INCLUDEDIR),)
64 INCLUDEDIR := $(PREFIX)/include
65 endif
66 
67 # We honor ARFLAGS, but the "v" option used by default causes a noisy make
68 ifeq ($(ARFLAGS),rv)
69  ARFLAGS = r
70 endif
71 
72 # Sadly, we can't actually use GCC_PRAGMA_AWARE because of GCC bug 53431.
73 # Its a shame because GCC has so much to offer by the way of analysis.
74 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53431
75 ifneq ($(CLANG_COMPILER),0)
76  CXXFLAGS += -Wall
77 endif
78 
79 ###########################################################
80 ##### iOS #####
81 ###########################################################
82 
83 # iOS cross-compile configuration.
84 # See http://www.cryptopp.com/wiki/iOS_(Command_Line).
85 ifeq ($(IS_IOS),1)
86  CXX = clang++
87 
88  CXXFLAGS += $(IOS_FLAGS) -arch $(IOS_ARCH)
89  CXXFLAGS += -isysroot "$(IOS_SYSROOT)" -stdlib=libc++
90 
91  AR = libtool
92  ARFLAGS = -static -o
93  RANLIB = ranlib
94 endif
95 
96 ###########################################################
97 ##### Android #####
98 ###########################################################
99 
100 # Android cross-compile configuration.
101 # See http://www.cryptopp.com/wiki/Android_(Command_Line).
102 ifeq ($(IS_ANDROID),1)
103  # CPP, CXX, AR, RANLIB, LD, etc are set in 'setenv-android.sh'
104  CXXFLAGS += $(AOSP_FLAGS) -DANDROID --sysroot=$(AOSP_SYSROOT)
105  CXXFLAGS += -Wa,--noexecstack -I$(AOSP_STL_INC) -I$(AOSP_SYS_ARCH_INC)
106  LDFLAGS += --sysroot=$(AOSP_LD_SYSROOT)
107 
108  # c++config.h shows up in odd places at times.
109  ifneq ($(AOSP_BITS_INC),)
110  CXXFLAGS += -I$(AOSP_BITS_INC)
111  endif
112 
113  # STL headers
114  LDLIBS += $(AOSP_STL_LIB)
115 
116  # Source files copied into PWD for Android cpu-features
117  # setenv-android.sh does the copying. Its a dirty compile.
118  AOSP_CPU_OBJ = cpu-features.o
119 endif
120 
121 ###########################################################
122 ##### Embedded #####
123 ###########################################################
124 
125 # ARM embedded cross-compile configuration.
126 # See http://www.cryptopp.com/wiki/ARM_Embedded_(Command_Line)
127 # and http://www.cryptopp.com/wiki/ARM_Embedded_(Bare Metal).
128 ifeq ($(IS_ARM_EMBEDDED),1)
129  # CPP, CXX, AR, RANLIB, LD, etc are set in 'setenv-embedded.sh'
130  CXXFLAGS += $(ARM_EMBEDDED_FLAGS) --sysroot=$(ARM_EMBEDDED_SYSROOT)
131 endif
132 
133 ###########################################################
134 ##### Compiler and Platform #####
135 ###########################################################
136 
137 # Wait until CXXFLAGS have been set by setenv scripts.
138 
139 GCC_COMPILER := $(shell $(CXX) --version 2>/dev/null | $(EGREP) -v -E 'llvm|clang' | $(EGREP) -i -c -E '(gcc|g\+\+)')
140 CLANG_COMPILER := $(shell $(CXX) --version 2>/dev/null | $(EGREP) -i -c -E 'llvm|clang')
141 
142 HOSTX := $(shell $(CXX) $(CXXFLAGS) -dumpmachine 2>/dev/null | cut -f 1 -d '-')
143 ifeq ($(HOSTX),)
144  HOSTX := $(shell uname -m 2>/dev/null)
145 endif
146 
147 # This dance is because Clang reports the host architecture instead
148 # of the target architecture. Running Clang on an x86_64 machine with
149 # -arch arm64 yields x86_64 instead of aarch64 or arm64.
150 
151 ifeq ($(CLANG_COMPILER),1)
152  IS_X86 := $(shell echo $(CXXFLAGS) | $(EGREP) -v 64 | $(EGREP) -i -c -E 'i.86')
153  IS_X64 := $(shell echo $(CXXFLAGS) | $(EGREP) -i -c -E 'x86_64|amd64')
154  IS_ARM32 := $(shell echo $(CXXFLAGS) | $(EGREP) -v 64 | $(EGREP) -i -c -E 'arm|armhf|arm7l|eabihf')
155  IS_ARMV8 := $(shell echo $(CXXFLAGS) | $(EGREP) -i -c -E 'aarch32|aarch64|arm64|armv8')
156 else
157  IS_X86 := $(shell echo $(HOSTX) | $(EGREP) -v 64 | $(EGREP) -i -c -E 'i.86')
158  IS_X64 := $(shell echo $(HOSTX) | $(EGREP) -i -c -E 'x86_64|amd64')
159  IS_ARM32 := $(shell echo $(HOSTX) | $(EGREP) -v 64 | $(EGREP) -i -c -E 'arm|armhf|arm7l|eabihf')
160  IS_ARMV8 := $(shell echo $(HOSTX) | $(EGREP) -i -c -E 'aarch32|aarch64|arm64|armv8')
161 endif
162 
163 $(info Here's what we found... IS_X86: $(IS_X86), IS_X64: $(IS_X64), IS_ARM32: $(IS_ARM32), IS_ARMV8: $(IS_ARMV8))
164 
165 ###########################################################
166 ##### Test Program #####
167 ###########################################################
168 
169 # Hack to skip CPU feature tests for some recipes
170 DETECT_FEATURES ?= 1
171 ifeq ($(findstring -DCRYPTOPP_DISABLE_ASM,$(CXXFLAGS)),-DCRYPTOPP_DISABLE_ASM)
172  DETECT_FEATURES := 0
173 else ifeq ($(findstring clean,$(MAKECMDGOALS)),clean)
174  DETECT_FEATURES := 0
175 else ifeq ($(findstring distclean,$(MAKECMDGOALS)),distclean)
176  DETECT_FEATURES := 0
177 else ifeq ($(findstring distclean,$(MAKECMDGOALS)),trim)
178  DETECT_FEATURES := 0
179 endif
180 
181 # Strip out -Wall, -Wextra and friends for feature testing
182 ifeq ($(DETECT_FEATURES),1)
183  TCXXFLAGS := $(filter-out -Wall -Wextra -Werror% -Wunused -Wconversion -Wp%, $(CXXFLAGS))
184  ifneq ($(strip $(TCXXFLAGS)),)
185  $(info Using testing flags: $(TCXXFLAGS))
186  endif
187  #TPROG = TestPrograms/test_cxx.cxx
188  #$(info Testing compile... )
189  #$(info $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 1>/dev/null))
190 endif
191 
192 # For the previous messages
193 $(info )
194 
195 ###########################################################
196 ##### X86/X32/X64 Options #####
197 ###########################################################
198 
199 ifneq ($(IS_X86)$(IS_X64),00)
200 ifeq ($(DETECT_FEATURES),1)
201 
202  SSE2_FLAG = -msse2
203  SSE3_FLAG = -msse3
204  SSSE3_FLAG = -mssse3
205  SSE41_FLAG = -msse4.1
206  SSE42_FLAG = -msse4.2
207  CLMUL_FLAG = -mpclmul
208  AESNI_FLAG = -maes
209  AVX_FLAG = -mavx
210  AVX2_FLAG = -mavx2
211  SHANI_FLAG = -msha
212 
213  TPROG = TestPrograms/test_x86_sse2.cxx
214  TOPT = $(SSE2_FLAG)
215  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
216  ifeq ($(strip $(HAVE_OPT)),0)
217  CHACHA_FLAG = $(SSE2_FLAG)
218  else
219  SSE2_FLAG =
220  endif
221 
222  TPROG = TestPrograms/test_x86_ssse3.cxx
223  TOPT = $(SSSE3_FLAG)
224  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
225  ifeq ($(strip $(HAVE_OPT)),0)
226  ARIA_FLAG = $(SSSE3_FLAG)
227  CHAM_FLAG = $(SSSE3_FLAG)
228  LEA_FLAG = $(SSSE3_FLAG)
229  SIMECK_FLAG = $(SSSE3_FLAG)
230  SIMON64_FLAG = $(SSSE3_FLAG)
231  SIMON128_FLAG = $(SSSE3_FLAG)
232  SPECK64_FLAG = $(SSSE3_FLAG)
233  SPECK128_FLAG = $(SSSE3_FLAG)
234  else
235  SSSE3_FLAG =
236  endif
237 
238  TPROG = TestPrograms/test_x86_sse41.cxx
239  TOPT = $(SSE41_FLAG)
240  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
241  ifeq ($(strip $(HAVE_OPT)),0)
242  BLAKE2B_FLAG = $(SSE41_FLAG)
243  BLAKE2S_FLAG = $(SSE41_FLAG)
244  SIMON64_FLAG = $(SSE41_FLAG)
245  SPECK64_FLAG = $(SSE41_FLAG)
246  else
247  SSE41_FLAG =
248  endif
249 
250  TPROG = TestPrograms/test_x86_sse42.cxx
251  TOPT = $(SSE42_FLAG)
252  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
253  ifeq ($(strip $(HAVE_OPT)),0)
254  CRC_FLAG = $(SSE42_FLAG)
255  else
256  SSE42_FLAG =
257  endif
258 
259  TPROG = TestPrograms/test_x86_clmul.cxx
260  TOPT = $(CLMUL_FLAG)
261  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
262  ifeq ($(strip $(HAVE_OPT)),0)
263  GCM_FLAG = $(SSSE3_FLAG) $(CLMUL_FLAG)
264  else
265  CLMUL_FLAG =
266  endif
267 
268  TPROG = TestPrograms/test_x86_aes.cxx
269  TOPT = $(AESNI_FLAG)
270  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
271  ifeq ($(strip $(HAVE_OPT)),0)
272  AES_FLAG = $(SSE41_FLAG) $(AESNI_FLAG)
273  SM4_FLAG = $(SSSE3_FLAG) $(AESNI_FLAG)
274  else
275  AESNI_FLAG =
276  endif
277 
278  TPROG = TestPrograms/test_x86_avx.cxx
279  TOPT = $(AVX_FLAG)
280  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
281  ifeq ($(strip $(HAVE_OPT)),0)
282  # XXX_FLAG = $(AVX_FLAG)
283  else
284  AVX_FLAG =
285  endif
286 
287  TPROG = TestPrograms/test_x86_avx2.cxx
288  TOPT = $(AVX2_FLAG)
289  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
290  ifeq ($(strip $(HAVE_OPT)),0)
291  CHACHA_AVX2_FLAG = $(AVX2_FLAG)
292  else
293  AVX2_FLAG =
294  endif
295 
296  TPROG = TestPrograms/test_x86_sha.cxx
297  TOPT = $(SHANI_FLAG)
298  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
299  ifeq ($(strip $(HAVE_OPT)),0)
300  SHA_FLAG = $(SSE42_FLAG) $(SHANI_FLAG)
301  else
302  SHANI_FLAG =
303  endif
304 
305  ifeq ($(SSE2_FLAG),)
306  CXXFLAGS += -DCRYPTOPP_DISABLE_ASM
307  else ifeq ($(SSE3_FLAG),)
308  CXXFLAGS += -DCRYPTOPP_DISABLE_SSE3
309  else ifeq ($(SSSE3_FLAG),)
310  CXXFLAGS += -DCRYPTOPP_DISABLE_SSSE3
311  else ifeq ($(SSE41_FLAG),)
312  CXXFLAGS += -DCRYPTOPP_DISABLE_SSE4
313  else ifeq ($(SSE42_FLAG),)
314  CXXFLAGS += -DCRYPTOPP_DISABLE_SSE4
315  endif
316 
317  ifneq ($(SSE42_FLAG),)
318 
319  # Unusual GCC/Clang on Macports. It assembles AES, but not CLMUL.
320  # test_x86_clmul.s:15: no such instruction: 'pclmulqdq $0, %xmm1,%xmm0'
321  ifeq ($(CLMUL_FLAG),)
322  CXXFLAGS += -DCRYPTOPP_DISABLE_CLMUL
323  endif
324  ifeq ($(AESNI_FLAG),)
325  CXXFLAGS += -DCRYPTOPP_DISABLE_AESNI
326  endif
327 
328  ifeq ($(AVX_FLAG),)
329  CXXFLAGS += -DCRYPTOPP_DISABLE_AVX
330  else ifeq ($(AVX2_FLAG),)
331  CXXFLAGS += -DCRYPTOPP_DISABLE_AVX2
332  else ifeq ($(SHANI_FLAG),)
333  CXXFLAGS += -DCRYPTOPP_DISABLE_SHANI
334  endif
335  endif
336 
337  # Drop to SSE2 if available
338  ifeq ($(GCM_FLAG),)
339  ifneq ($(SSE2_FLAG),)
340  GCM_FLAG = $(SSE2_FLAG)
341  endif
342  endif
343 
344 # DETECT_FEATURES
345 endif
346 
347 # IS_X86, IS_X32 and IS_X64
348 endif
349 
350 ###########################################################
351 ##### ARM A-32, Aach64 and NEON #####
352 ###########################################################
353 
354 ifneq ($(IS_ARM32)$(IS_ARMV8),00)
355 ifeq ($(DETECT_FEATURES),1)
356 
357 ifeq ($(IS_ARM32),1)
358 
359  ifneq ($(IS_IOS)$(IS_ANDROID),00)
360  NEON_FLAG =
361  else
362  NEON_FLAG = -march=armv7-a -mfloat-abi=$(FP_ABI) -mfpu=neon
363  endif
364 
365  TPROG = TestPrograms/test_arm_neon.cxx
366  TOPT = $(NEON_FLAG)
367  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
368  ifeq ($(strip $(HAVE_OPT)),0)
369  ARIA_FLAG = $(NEON_FLAG)
370  AES_FLAG = $(NEON_FLAG)
371  CRC_FLAG = $(NEON_FLAG)
372  GCM_FLAG = $(NEON_FLAG)
373  BLAKE2B_FLAG = $(NEON_FLAG)
374  BLAKE2S_FLAG = $(NEON_FLAG)
375  CHACHA_FLAG = $(NEON_FLAG)
376  CHAM_FLAG = $(NEON_FLAG)
377  LEA_FLAG = $(NEON_FLAG)
378  SHA_FLAG = $(NEON_FLAG)
379  SIMECK_FLAG = $(NEON_FLAG)
380  SIMON64_FLAG = $(NEON_FLAG)
381  SIMON128_FLAG = $(NEON_FLAG)
382  SPECK64_FLAG = $(NEON_FLAG)
383  SPECK128_FLAG = $(NEON_FLAG)
384  SM4_FLAG = $(NEON_FLAG)
385  else
386  NEON_FLAG =
387  CXXFLAGS += -DCRYPTOPP_DISABLE_ASM
388  endif
389 
390 # IS_ARM32
391 endif
392 
393 ifeq ($(IS_ARMV8),1)
394 
395  ifeq ($(IS_IOS),1)
396  ASIMD_FLAG =
397  CRC_FLAG =
398  AES_FLAG =
399  PMUL_FLAG =
400  SHA_FLAG =
401  else
402  ASIMD_FLAG = -march=armv8-a
403  CRC_FLAG = -march=armv8-a+crc
404  AES_FLAG = -march=armv8-a+crypto
405  PMULL_FLAG = -march=armv8-a+crypto
406  SHA_FLAG = -march=armv8-a+crypto
407  endif
408 
409  TPROG = TestPrograms/test_arm_acle.cxx
410  TOPT = $(ASIMD_FLAG)
411  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
412  ifeq ($(strip $(HAVE_OPT)),0)
413  ACLE_FLAG += -DCRYPTOPP_ARM_ACLE_AVAILABLE=1
414  else
415  CXXFLAGS += -DCRYPTOPP_ARM_ACLE_AVAILABLE=0
416  endif
417 
418  TPROG = TestPrograms/test_arm_asimd.cxx
419  TOPT = $(ASIMD_FLAG)
420  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ACLE_FLAG) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
421  ifeq ($(strip $(HAVE_OPT)),0)
422  ARIA_FLAG = $(ASIMD_FLAG)
423  BLAKE2B_FLAG = $(ASIMD_FLAG)
424  BLAKE2S_FLAG = $(ASIMD_FLAG)
425  CHACHA_FLAG = $(ASIMD_FLAG)
426  CHAM_FLAG = $(ASIMD_FLAG)
427  LEA_FLAG = $(ASIMD_FLAG)
428  NEON_FLAG = $(ASIMD_FLAG)
429  SIMECK_FLAG = $(ASIMD_FLAG)
430  SIMON64_FLAG = $(ASIMD_FLAG)
431  SIMON128_FLAG = $(ASIMD_FLAG)
432  SPECK64_FLAG = $(ASIMD_FLAG)
433  SPECK128_FLAG = $(ASIMD_FLAG)
434  SM4_FLAG = $(ASIMD_FLAG)
435  else
436  ASIMD_FLAG =
437  CXXFLAGS += -DCRYPTOPP_DISABLE_ASM
438  endif
439 
440  TPROG = TestPrograms/test_arm_crc.cxx
441  TOPT = $(CRC_FLAG)
442  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ACLE_FLAG) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
443  ifneq ($(strip $(HAVE_OPT)),0)
444  CRC_FLAG =
445  CXXFLAGS += -DCRYPTOPP_ARM_CRC32_AVAILABLE=0
446  endif
447 
448  TPROG = TestPrograms/test_arm_aes.cxx
449  TOPT = $(AES_FLAG)
450  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ACLE_FLAG) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
451  ifneq ($(strip $(HAVE_OPT)),0)
452  AES_FLAG =
453  CXXFLAGS += -DCRYPTOPP_ARM_AES_AVAILABLE=0
454  endif
455 
456  TPROG = TestPrograms/test_arm_pmull.cxx
457  TOPT = $(PMULL_FLAG)
458  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ACLE_FLAG) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
459  ifneq ($(strip $(HAVE_OPT)),0)
460  PMULL_FLAG =
461  CXXFLAGS += -DCRYPTOPP_ARM_PMULL_AVAILABLE=0
462  endif
463 
464  TPROG = TestPrograms/test_arm_sha.cxx
465  TOPT = $(SHA_FLAG)
466  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ACLE_FLAG) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
467  ifneq ($(strip $(HAVE_OPT)),0)
468  SHA_FLAG =
469  CXXFLAGS += -DCRYPTOPP_ARM_SHA_AVAILABLE=0
470  endif
471 
472  TPROG = TestPrograms/test_arm_sm3.cxx
473  TOPT = -march=armv8.4-a+crypto
474  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ACLE_FLAG) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
475  ifeq ($(strip $(HAVE_OPT)),0)
476  SM3_FLAG = -march=armv8.4-a+crypto
477  SM4_FLAG = -march=armv8.4-a+crypto
478  endif
479 
480  TPROG = TestPrograms/test_arm_sha3.cxx
481  TOPT = -march=armv8.4-a+crypto
482  HAVE_OPT = $(shell $(CXX) $(TCXXFLAGS) $(ACLE_FLAG) $(ZOPT) $(TOPT) $(TPROG) -o $(TOUT) 2>&1 | tr ' ' '\n' | wc -l)
483  ifeq ($(strip $(HAVE_OPT)),0)
484  SHA3_FLAG = -march=armv8.4-a+crypto
485  SHA512_FLAG = -march=armv8.4-a+crypto
486  endif
487 
488 # IS_ARMV8
489 endif
490 
491 # DETECT_FEATURES
492 endif
493 
494 # IS_ARM32, IS_ARMV8, IS_NEON
495 endif
496 
497 ###########################################################
498 ##### Common #####
499 ###########################################################
500 
501 # No ASM for Travis testing
502 ifeq ($(findstring no-asm,$(MAKECMDGOALS)),no-asm)
503  ifeq ($(findstring -DCRYPTOPP_DISABLE_ASM,$(CXXFLAGS)),)
504  CXXFLAGS += -DCRYPTOPP_DISABLE_ASM
505  endif # CXXFLAGS
506 endif # No ASM
507 
508 # Undefined Behavior Sanitizer (UBsan) testing. Issue 'make ubsan'.
509 ifeq ($(findstring ubsan,$(MAKECMDGOALS)),ubsan)
510  ifeq ($(findstring -fsanitize=undefined,$(CXXFLAGS)),)
511  CXXFLAGS += -fsanitize=undefined
512  endif # CXXFLAGS
513  ifeq ($(findstring -DCRYPTOPP_COVERAGE,$(CXXFLAGS)),)
514  CXXFLAGS += -DCRYPTOPP_COVERAGE
515  endif # CXXFLAGS
516 endif # UBsan
517 
518 # Address Sanitizer (Asan) testing. Issue 'make asan'.
519 ifeq ($(findstring asan,$(MAKECMDGOALS)),asan)
520  ifeq ($(findstring -fsanitize=address,$(CXXFLAGS)),)
521  CXXFLAGS += -fsanitize=address
522  endif # CXXFLAGS
523  ifeq ($(findstring -DCRYPTOPP_COVERAGE,$(CXXFLAGS)),)
524  CXXFLAGS += -DCRYPTOPP_COVERAGE
525  endif # CXXFLAGS
526  ifeq ($(findstring -fno-omit-frame-pointer,$(CXXFLAGS)),)
527  CXXFLAGS += -fno-omit-frame-pointer
528  endif # CXXFLAGS
529 endif # Asan
530 
531 # LD gold linker testing. Triggered by 'LD=ld.gold'.
532 ifeq ($(findstring ld.gold,$(LD)),ld.gold)
533  ifeq ($(findstring -fuse-ld=gold,$(CXXFLAGS)),)
534  ELF_FORMAT := $(shell file `which ld.gold` 2>&1 | cut -d":" -f 2 | $(EGREP) -i -c "elf")
535  ifneq ($(ELF_FORMAT),0)
536  LDFLAGS += -fuse-ld=gold
537  endif # ELF/ELF64
538  endif # CXXFLAGS
539 endif # Gold
540 
541 # Valgrind testing. Issue 'make valgrind'.
542 ifneq ($(filter valgrind,$(MAKECMDGOALS)),)
543  # Tune flags; see http://valgrind.org/docs/manual/quick-start.html
544  CXXFLAGS := $(CXXFLAGS:-g%=-g3)
545  CXXFLAGS := $(CXXFLAGS:-O%=-O1)
546  CXXFLAGS := $(CXXFLAGS:-xO%=-xO1)
547  ifeq ($(findstring -DCRYPTOPP_VALGRIND,$(CXXFLAGS)),)
548  CXXFLAGS += -DCRYPTOPP_VALGRIND
549  endif # -DCRYPTOPP_VALGRIND
550 endif # Valgrind
551 
552 # Debug testing on GNU systems. Triggered by -DDEBUG.
553 # Newlib test due to http://sourceware.org/bugzilla/show_bug.cgi?id=20268
554 ifneq ($(filter -DDEBUG -DDEBUG=1,$(CXXFLAGS)),)
555  USING_GLIBCXX := $(shell $(CXX) $(CXXFLAGS) -E pch.cpp 2>&1 | $(EGREP) -i -c "__GLIBCXX__")
556  ifneq ($(USING_GLIBCXX),0)
557  ifeq ($(HAS_NEWLIB),0)
558  ifeq ($(findstring -D_GLIBCXX_DEBUG,$(CXXFLAGS)),)
559  CXXFLAGS += -D_GLIBCXX_DEBUG
560  endif # CXXFLAGS
561  endif # HAS_NEWLIB
562  endif # USING_GLIBCXX
563 endif # GNU Debug build
564 
565 # Dead code stripping. Issue 'make lean'.
566 ifeq ($(findstring lean,$(MAKECMDGOALS)),lean)
567  ifeq ($(findstring -ffunction-sections,$(CXXFLAGS)),)
568  CXXFLAGS += -ffunction-sections
569  endif # CXXFLAGS
570  ifeq ($(findstring -fdata-sections,$(CXXFLAGS)),)
571  CXXFLAGS += -fdata-sections
572  endif # CXXFLAGS
573  ifneq ($(IS_IOS),0)
574  ifeq ($(findstring -Wl,-dead_strip,$(LDFLAGS)),)
575  LDFLAGS += -Wl,-dead_strip
576  endif # CXXFLAGS
577  else # BSD, Linux and Unix
578  ifeq ($(findstring -Wl,--gc-sections,$(LDFLAGS)),)
579  LDFLAGS += -Wl,--gc-sections
580  endif # LDFLAGS
581  endif # MAKECMDGOALS
582 endif # Dead code stripping
583 
584 ###########################################################
585 ##### Source and object files #####
586 ###########################################################
587 
588 # List cryptlib.cpp first, then cpu.cpp, then integer.cpp to tame C++ static initialization problems.
589 SRCS := cryptlib.cpp cpu.cpp integer.cpp $(filter-out cryptlib.cpp cpu.cpp integer.cpp pch.cpp simple.cpp cryptlib_bds.cpp,$(sort $(wildcard *.cpp)))
590 # For Makefile.am; resource.h is Windows
591 INCL := $(filter-out resource.h,$(sort $(wildcard *.h)))
592 
593 # Cryptogams AES for ARMv4 and above. We couple to ARMv7.
594 # Avoid iOS. It cannot consume the assembly.
595 ifeq ($(IS_ARM32),1)
596  ifneq ($(IS_IOS),1)
597  CRYPTOGAMS_AES_FLAG = -march=armv7-a
598  CRYPTOGAMS_AES_FLAG += -Wa,--noexecstack
599  SRCS += aes_armv4.S
600  endif
601 endif
602 
603 # List cryptlib.cpp first, then cpu.cpp, then integer.cpp to tame C++ static initialization problems.
604 OBJS := $(SRCS:.cpp=.o)
605 OBJS := $(OBJS:.S=.o)
606 
607 # List test.cpp first to tame C++ static initialization problems.
608 TESTSRCS := adhoc.cpp test.cpp bench1.cpp bench2.cpp bench3.cpp datatest.cpp dlltest.cpp fipsalgt.cpp validat0.cpp validat1.cpp validat2.cpp validat3.cpp validat4.cpp validat5.cpp validat6.cpp validat7.cpp validat8.cpp validat9.cpp validat10.cpp regtest1.cpp regtest2.cpp regtest3.cpp regtest4.cpp
609 TESTINCL := bench.h factory.h validate.h
610 
611 # Test objects
612 TESTOBJS := $(TESTSRCS:.cpp=.o)
613 LIBOBJS := $(filter-out $(TESTOBJS),$(OBJS))
614 
615 # For Shared Objects, Diff, Dist/Zip rules
616 LIB_VER := $(shell $(EGREP) "define CRYPTOPP_VERSION" config.h | cut -d" " -f 3)
617 LIB_MAJOR := $(shell echo $(LIB_VER) | cut -c 1)
618 LIB_MINOR := $(shell echo $(LIB_VER) | cut -c 2)
619 LIB_PATCH := $(shell echo $(LIB_VER) | cut -c 3)
620 
621 ifeq ($(strip $(LIB_PATCH)),)
622 LIB_PATCH := 0
623 endif
624 
625 ifeq ($(HAS_SOLIB_VERSION),1)
626 # Full version suffix for shared library
627 SOLIB_VERSION_SUFFIX=.$(LIB_MAJOR).$(LIB_MINOR).$(LIB_PATCH)
628 # Different patchlevels and minors are compatible since 6.1
629 SOLIB_COMPAT_SUFFIX=.$(LIB_MAJOR)
630 SOLIB_FLAGS=-Wl,-soname,libcryptopp.so$(SOLIB_COMPAT_SUFFIX)
631 endif # HAS_SOLIB_VERSION
632 
633 ###########################################################
634 ##### Targets and Recipes #####
635 ###########################################################
636 
637 # Default builds program with static library only
638 .PHONY: default
639 default: cryptest.exe
640 
641 .PHONY: all static dynamic
642 all: static dynamic cryptest.exe
643 
644 ifneq ($(IS_IOS),0)
645 static: libcryptopp.a
646 shared dynamic dylib: libcryptopp.dylib
647 else
648 static: libcryptopp.a
649 shared dynamic: libcryptopp.so$(SOLIB_VERSION_SUFFIX)
650 endif
651 
652 .PHONY: test check
653 test check: cryptest.exe
654  ./cryptest.exe v
655 
656 # CXXFLAGS are tuned earlier. Applications must use linker flags
657 # -Wl,--gc-sections (Linux and Unix) or -Wl,-dead_strip (OS X)
658 .PHONY: lean
659 lean: static dynamic cryptest.exe
660 
661 .PHONY: clean
662 clean:
663  -$(RM) adhoc.cpp.o adhoc.cpp.proto.o $(LIBOBJS) $(AOSP_CPU_OBJ) rdrand-*.o $(TESTOBJS) $(DLLOBJS) $(LIBIMPORTOBJS) $(TESTIMPORTOBJS) $(DLLTESTOBJS)
664  @-$(RM) libcryptopp.a libcryptopp.dylib cryptopp.dll libcryptopp.dll.a libcryptopp.import.a
665  @-$(RM) libcryptopp.so libcryptopp.so$(SOLIB_COMPAT_SUFFIX) libcryptopp.so$(SOLIB_VERSION_SUFFIX)
666  @-$(RM) cryptest.exe dlltest.exe cryptest.import.exe cryptest.info ct et
667  @-$(RM) *.la *.lo *.gcov *.gcno *.gcda *.stackdump core core-*
668  @-$(RM) /tmp/adhoc.exe
669  @-$(RM) -r /tmp/cryptopp_test/
670  @-$(RM) -r *.exe.dSYM/
671  @-$(RM) -r *.dylib.dSYM/
672  @-$(RM) -r cov-int/
673 
674 .PHONY: autotools-clean
675 autotools-clean:
676  @-$(RM) -f configure.ac configure configure.in Makefile.am Makefile.in Makefile
677  @-$(RM) -f config.guess config.status config.sub config.h.in compile depcomp
678  @-$(RM) -f install-sh stamp-h1 ar-lib *.lo *.la *.m4 local.* lt*.sh missing
679  @-$(RM) -f cryptest cryptestcwd libtool* libcryptopp.la libcryptopp.pc*
680  @-$(RM) -rf m4/ auto*.cache/ .deps/ .libs/
681 
682 .PHONY: cmake-clean
683 cmake-clean:
684  @-$(RM) -f cryptopp-config.cmake CMakeLists.txt
685  @-$(RM) -rf cmake_build/
686 
687 .PHONY: distclean
688 distclean: clean autotools-clean cmake-clean
689  -$(RM) adhoc.cpp adhoc.cpp.copied GNUmakefile.deps benchmarks.html cryptest.txt
690  @-$(RM) cryptest-*.txt cryptopp.tgz libcryptopp.pc *.o *.bc *.ii *~
691  @-$(RM) -r cryptlib.lib cryptest.exe *.suo *.sdf *.pdb Win32/ x64/ ipch/
692  @-$(RM) -r $(LIBOBJS:.o=.obj) $(TESTOBJS:.o=.obj)
693  @-$(RM) -r $(LIBOBJS:.o=.lst) $(TESTOBJS:.o=.lst)
694  @-$(RM) -r TestCoverage/ ref*/
695  @-$(RM) cryptopp$(LIB_VER)\.* CryptoPPRef.zip
696 
697 # Install cryptest.exe, libcryptopp.a and libcryptopp.so.
698 # The library install was broken-out into its own recipe at GH #653.
699 .PHONY: install
700 install: cryptest.exe install-lib
701  @-$(MKDIR) $(DESTDIR)$(BINDIR)
702  $(CP) cryptest.exe $(DESTDIR)$(BINDIR)
703  $(CHMOD) 0755 $(DESTDIR)$(BINDIR)/cryptest.exe
704  @-$(MKDIR) $(DESTDIR)$(DATADIR)/cryptopp/TestData
705  @-$(MKDIR) $(DESTDIR)$(DATADIR)/cryptopp/TestVectors
706  $(CP) TestData/*.dat $(DESTDIR)$(DATADIR)/cryptopp/TestData
707  $(CHMOD) 0644 $(DESTDIR)$(DATADIR)/cryptopp/TestData/*.dat
708  $(CP) TestVectors/*.txt $(DESTDIR)$(DATADIR)/cryptopp/TestVectors
709  $(CHMOD) 0644 $(DESTDIR)$(DATADIR)/cryptopp/TestVectors/*.txt
710 
711 # A recipe to install only the library, and not cryptest.exe. Also
712 # see https://github.com/weidai11/cryptopp/issues/653.
713 .PHONY: install-lib
714 install-lib:
715  @-$(MKDIR) $(DESTDIR)$(INCLUDEDIR)/cryptopp
716  $(CP) *.h $(DESTDIR)$(INCLUDEDIR)/cryptopp
717  $(CHMOD) 0644 $(DESTDIR)$(INCLUDEDIR)/cryptopp/*.h
718 ifneq ($(wildcard libcryptopp.a),)
719  @-$(MKDIR) $(DESTDIR)$(LIBDIR)
720  $(CP) libcryptopp.a $(DESTDIR)$(LIBDIR)
721  $(CHMOD) 0644 $(DESTDIR)$(LIBDIR)/libcryptopp.a
722 endif
723 ifneq ($(wildcard libcryptopp.dylib),)
724  @-$(MKDIR) $(DESTDIR)$(LIBDIR)
725  $(CP) libcryptopp.dylib $(DESTDIR)$(LIBDIR)
726  $(CHMOD) 0755 $(DESTDIR)$(LIBDIR)/libcryptopp.dylib
727  -install_name_tool -id $(DESTDIR)$(LIBDIR)/libcryptopp.dylib $(DESTDIR)$(LIBDIR)/libcryptopp.dylib
728 endif
729 ifneq ($(wildcard libcryptopp.so$(SOLIB_VERSION_SUFFIX)),)
730  @-$(MKDIR) $(DESTDIR)$(LIBDIR)
731  $(CP) libcryptopp.so$(SOLIB_VERSION_SUFFIX) $(DESTDIR)$(LIBDIR)
732  $(CHMOD) 0755 $(DESTDIR)$(LIBDIR)/libcryptopp.so$(SOLIB_VERSION_SUFFIX)
733 ifeq ($(HAS_SOLIB_VERSION),1)
734  -$(LN) libcryptopp.so$(SOLIB_VERSION_SUFFIX) $(DESTDIR)$(LIBDIR)/libcryptopp.so
735  $(LDCONF) $(DESTDIR)$(LIBDIR)
736 endif
737 endif
738 ifneq ($(wildcard libcryptopp.pc),)
739  @-$(MKDIR) $(DESTDIR)$(LIBDIR)/pkgconfig
740  $(CP) libcryptopp.pc $(DESTDIR)$(LIBDIR)/pkgconfig
741  $(CHMOD) 0644 $(DESTDIR)$(LIBDIR)/pkgconfig/libcryptopp.pc
742 endif
743 
744 .PHONY: remove uninstall
745 remove uninstall:
746  -$(RM) -r $(DESTDIR)$(INCLUDEDIR)/cryptopp
747  -$(RM) $(DESTDIR)$(LIBDIR)/libcryptopp.a
748  -$(RM) $(DESTDIR)$(BINDIR)/cryptest.exe
749  @-$(RM) $(DESTDIR)$(LIBDIR)/libcryptopp.dylib
750  @-$(RM) $(DESTDIR)$(LIBDIR)/libcryptopp.so$(SOLIB_VERSION_SUFFIX)
751  @-$(RM) $(DESTDIR)$(LIBDIR)/libcryptopp.so$(SOLIB_COMPAT_SUFFIX)
752  @-$(RM) $(DESTDIR)$(LIBDIR)/libcryptopp.so
753 
754 libcryptopp.a: $(LIBOBJS) $(AOSP_CPU_OBJ)
755  $(AR) $(ARFLAGS) $@ $(LIBOBJS) $(AOSP_CPU_OBJ)
756  $(RANLIB) $@
757 
758 ifeq ($(HAS_SOLIB_VERSION),1)
759 .PHONY: libcryptopp.so
760 libcryptopp.so: libcryptopp.so$(SOLIB_VERSION_SUFFIX)
761 endif
762 
763 libcryptopp.so$(SOLIB_VERSION_SUFFIX): $(LIBOBJS) $(AOSP_CPU_OBJ)
764  $(CXX) -shared $(SOLIB_FLAGS) -o $@ $(strip $(CXXFLAGS)) -Wl,--exclude-libs,ALL $(LIBOBJS) $(AOSP_CPU_OBJ) $(LDFLAGS) $(LDLIBS)
765 ifeq ($(HAS_SOLIB_VERSION),1)
766  -$(LN) libcryptopp.so$(SOLIB_VERSION_SUFFIX) libcryptopp.so
767  -$(LN) libcryptopp.so$(SOLIB_VERSION_SUFFIX) libcryptopp.so$(SOLIB_COMPAT_SUFFIX)
768 endif
769 
770 libcryptopp.dylib: $(LIBOBJS) $(AOSP_CPU_OBJ)
771  $(CXX) -dynamiclib -o $@ $(strip $(CXXFLAGS)) -install_name "$@" -current_version "$(LIB_MAJOR).$(LIB_MINOR).$(LIB_PATCH)" -compatibility_version "$(LIB_MAJOR).$(LIB_MINOR)" -headerpad_max_install_names $(LDFLAGS) $(LIBOBJS) $(AOSP_CPU_OBJ)
772 
773 cryptest.exe: libcryptopp.a $(TESTOBJS)
774  $(CXX) -o $@ $(strip $(CXXFLAGS)) $(TESTOBJS) ./libcryptopp.a $(LDFLAGS) $(LDLIBS)
775 
776 # Used to generate list of source files for Autotools, CMakeList and Android.mk
777 .PHONY: sources
778 sources:
779  $(info ***** Library sources *****)
780  $(info $(filter-out $(TESTSRCS),$(SRCS)))
781  $(info )
782  $(info ***** Library headers *****)
783  $(info $(filter-out $(TESTINCL),$(INCL)))
784  $(info )
785  $(info ***** Test sources *****)
786  $(info $(TESTSRCS))
787  $(info )
788  $(info ***** Test headers *****)
789  $(info $(TESTINCL))
790 
791 adhoc.cpp: adhoc.cpp.proto
792 ifeq ($(wildcard adhoc.cpp),)
793  cp adhoc.cpp.proto adhoc.cpp
794 else
795  touch adhoc.cpp
796 endif
797 
798 # Include dependencies, if present. You must issue `make deps` to create them.
799 ifeq ($(wildcard GNUmakefile.deps),GNUmakefile.deps)
800 -include GNUmakefile.deps
801 endif # Dependencies
802 
803 # Cryptogams ARM asm implementation.
804 aes_armv4.o : aes_armv4.S
805  $(CXX) $(strip $(CXXFLAGS) -fpermissive $(CRYPTOGAMS_AES_FLAG) -c) $<
806 
807 cpu-features.o: cpu-features.h cpu-features.c
808  $(CXX) $(strip $(CXXFLAGS) -fpermissive -c) cpu-features.c
809 
810 # SSSE3 or NEON available
811 aria_simd.o : aria_simd.cpp
812  $(CXX) $(strip $(CXXFLAGS) $(ARIA_FLAG) -c) $<
813 
814 # SSE, NEON or POWER7 available
815 blake2s_simd.o : blake2s_simd.cpp
816  $(CXX) $(strip $(CXXFLAGS) $(BLAKE2S_FLAG) -c) $<
817 
818 # SSE, NEON or POWER8 available
819 blake2b_simd.o : blake2b_simd.cpp
820  $(CXX) $(strip $(CXXFLAGS) $(BLAKE2B_FLAG) -c) $<
821 
822 # SSE2 or NEON available
823 chacha_simd.o : chacha_simd.cpp
824  $(CXX) $(strip $(CXXFLAGS) $(CHACHA_FLAG) -c) $<
825 
826 # AVX2 available
827 chacha_avx.o : chacha_avx.cpp
828  $(CXX) $(strip $(CXXFLAGS) $(CHACHA_AVX2_FLAG) -c) $<
829 
830 # SSSE3 available
831 cham_simd.o : cham_simd.cpp
832  $(CXX) $(strip $(CXXFLAGS) $(CHAM_FLAG) -c) $<
833 
834 # Power9 available
835 darn.o : darn.cpp
836  $(CXX) $(strip $(CXXFLAGS) $(DARN_FLAG) -c) $<
837 
838 # SSE2 on i686
839 donna_sse.o : donna_sse.cpp
840  $(CXX) $(strip $(CXXFLAGS) $(SSE2_FLAG) -c) $<
841 
842 # SSE2 on i686
843 sse_simd.o : sse_simd.cpp
844  $(CXX) $(strip $(CXXFLAGS) $(SSE2_FLAG) -c) $<
845 
846 # SSE4.2 or ARMv8a available
847 crc_simd.o : crc_simd.cpp
848  $(CXX) $(strip $(CXXFLAGS) $(CRC_FLAG) -c) $<
849 
850 # PCLMUL or ARMv7a/ARMv8a available
851 gcm_simd.o : gcm_simd.cpp
852  $(CXX) $(strip $(CXXFLAGS) $(GCM_FLAG) -c) $<
853 
854 # SSSE3 available
855 lea_simd.o : lea_simd.cpp
856  $(CXX) $(strip $(CXXFLAGS) $(LEA_FLAG) -c) $<
857 
858 # NEON available
859 neon_simd.o : neon_simd.cpp
860  $(CXX) $(strip $(CXXFLAGS) $(NEON_FLAG) -c) $<
861 
862 # AESNI or ARMv7a/ARMv8a available
863 rijndael_simd.o : rijndael_simd.cpp
864  $(CXX) $(strip $(CXXFLAGS) $(AES_FLAG) -c) $<
865 
866 # SSE4.2/SHA-NI or ARMv8a available
867 sha_simd.o : sha_simd.cpp
868  $(CXX) $(strip $(CXXFLAGS) $(SHA_FLAG) -c) $<
869 
870 # SSE4.2/SHA-NI or ARMv8a available
871 shacal2_simd.o : shacal2_simd.cpp
872  $(CXX) $(strip $(CXXFLAGS) $(SHA_FLAG) -c) $<
873 
874 # SSSE3 or NEON available
875 simeck_simd.o : simeck_simd.cpp
876  $(CXX) $(strip $(CXXFLAGS) $(SIMECK_FLAG) -c) $<
877 
878 # SSE4.1, NEON or POWER7 available
879 simon64_simd.o : simon64_simd.cpp
880  $(CXX) $(strip $(CXXFLAGS) $(SIMON64_FLAG) -c) $<
881 
882 # SSSE3, NEON or POWER8 available
883 simon128_simd.o : simon128_simd.cpp
884  $(CXX) $(strip $(CXXFLAGS) $(SIMON128_FLAG) -c) $<
885 
886 # SSE4.1, NEON or POWER7 available
887 speck64_simd.o : speck64_simd.cpp
888  $(CXX) $(strip $(CXXFLAGS) $(SPECK64_FLAG) -c) $<
889 
890 # SSSE3, NEON or POWER8 available
891 speck128_simd.o : speck128_simd.cpp
892  $(CXX) $(strip $(CXXFLAGS) $(SPECK128_FLAG) -c) $<
893 
894 # ARMv8.4 available
895 sm3_simd.o : sm3_simd.cpp
896  $(CXX) $(strip $(CXXFLAGS) $(SM3_FLAG) -c) $<
897 
898 # AESNI available
899 sm4_simd.o : sm4_simd.cpp
900  $(CXX) $(strip $(CXXFLAGS) $(SM4_FLAG) -c) $<
901 
902 %.o : %.cpp
903  $(CXX) $(strip $(CXXFLAGS) -c) $<
904 
905 .PHONY: dep deps depend
906 dep deps depend GNUmakefile.deps:
907  $(CXX) $(strip $(CXXFLAGS) -DCRYPTOPP_DISABLE_ASM) -MM *.cpp > GNUmakefile.deps