aboutsummaryrefslogtreecommitdiffstats
path: root/Makefile
blob: cb7ab19e35a1d30b903c6af7673c8f4d983eabbe (plain) (blame)
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
# Copying and distribution of this file, with or without modification,
# are permitted in any medium without royalty provided the copyright
# notice and this notice are preserved.  This file is offered as-is,
# without any warranty.


# The version of the library.
LIB_MAJOR = 1
LIB_MINOR = 0
LIB_VERSION = $(LIB_MAJOR).$(LIB_MINOR)



WARN = -Wall -Wextra -pedantic -Wdouble-promotion -Wformat=2 -Winit-self -Wmissing-include-dirs  \
       -Wtrampolines -Wfloat-equal -Wshadow -Wmissing-prototypes -Wmissing-declarations          \
       -Wredundant-decls -Wnested-externs -Winline -Wno-variadic-macros -Wswitch-default         \
       -Wpadded -Wsync-nand -Wunsafe-loop-optimizations -Wcast-align -Wstrict-overflow           \
       -Wdeclaration-after-statement -Wundef -Wbad-function-cast -Wcast-qual -Wwrite-strings     \
       -Wlogical-op -Waggregate-return -Wstrict-prototypes -Wold-style-definition -Wpacked       \
       -Wvector-operation-performance -Wunsuffixed-float-constants -Wsuggest-attribute=const     \
       -Wsuggest-attribute=noreturn -Wsuggest-attribute=pure -Wsuggest-attribute=format          \
       -Wnormalized=nfkc

LDOPTIMISE =
# -flto -flto-compression-level -flto-partition={1to1,balanced,mix,none} -flto-report -flto-report-wpa -fwpa

COPTIMISE = -march=native -O0 \
            -fdata-sections -fcrossjumping -fexpensive-optimizations                \
            -ffunction-sections -fkeep-inline-functions -fomit-frame-pointer        \
            -freorder-blocks-and-partition -ftree-ter -falign-functions=0

# -fira-algorithm=priority -fira-algorithm=CB
# -fira-region=all -fira-region=mixed -fira-region=one
# -fmerge-all-constants -fmerge-constants
# -fprofile-generate

# -faggressive-loop-optimizations -fauto-inc-dec -fbranch-target-load-optimize
# -fbranch-target-load-optimize2 -fbtr-bb-exclusive -fcaller-saves -fcheck-data-deps
# -fcombine-stack-adjustments -fconserve-stack -fcompare-elim -fcprop-registers
# -fcse-follow-jumps -fcse-skip-blocks -fcx-fortran-rules -fcx-limited-range -fdce
# -fdelete-null-pointer-checks -fdevirtualize -fdevirtualize-speculatively -fdse
# -fearly-inlining -fipa-sra  -ffat-lto-objects -fbranch-probabilities
# -fassociative-math -fforward-propagate -ffunction-sections -fforward-propagate
# -ffast-math -ffinite-math-only -ffloat-store -fgcse -fgcse-after-reload -fgcse-las
# -fgcse-lm -fgraphite-identity -fgcse-sm -fhoist-adjacent-loads -fif-conversion
# -fif-conversion2 -findirect-inlining -finline-functions -finline-functions-called-once
# -finline-small-functions -fipa-cp -fipa-cp-clone -fipa-pta -fipa-profile
# -fipa-pure-const -fipa-reference -fira-hoist-pressure -fira-loop-pressure
# -fno-ira-share-save-slots -fno-ira-share-spill-slots -fisolate-erroneous-paths-dereference
# -fisolate-erroneous-paths-attribute -fivopts -fkeep-static-consts -flive-range-shrinkage
# -floop-block -floop-interchange -floop-strip-mine -floop-nest-optimize
# -floop-parallelize-all -fmodulo-sched -fmodulo-sched-allow-regmoves -fmove-loop-invariants
# -fno-branch-count-reg -fno-defer-pop -fno-function-cse -fno-guess-branch-probability
# -fno-defer-pop -fno-function-cse -fno-guess-branch-probability -fno-inline -fno-math-errno
# -fno-peephole -fno-peephole2 -fno-sched-interblock -fno-sched-spec -fno-signed-zeros
# -fno-toplevel-reorder -fno-trapping-math -fno-zero-initialized-in-bss
# -foptimize-sibling-calls -fpartial-inlining -fpeel-loops -fpredictive-commoning
# -fprefetch-loop-arrays -fprofile-report -fprofile-use -fprofile-values
# -fprofile-reorder-functions -freciprocal-math -free -frename-registers -freorder-blocks
# -frerun-cse-after-loop -freschedule-modulo-scheduled-loops -frounding-math
# -fsched2-use-superblocks -fsched-pressure -fsched-spec-load -fsched-spec-load-dangerous
# -fsched-group-heuristic -fsched-critical-path-heuristic -fsched-spec-insn-heuristic
# -fsched-rank-heuristic -fsched-last-insn-heuristic -fsched-dep-count-heuristic
# -fselective-scheduling -fselective-scheduling2 -fsel-sched-pipelining
# -fsel-sched-pipelining-outer-loops -fshrink-wrap -fsignaling-nans
# -fsingle-precision-constant -fstrict-overflow -fthread-jumps -ftracer -ftree-bit-ccp
# -ftree-builtin-call-dce -ftree-ccp -ftree-ch -ftree-copyrename -ftree-dce
# -ftree-dominator-opts -ftree-dse -ftree-forwprop -ftree-fre -ftree-loop-if-convert
# -ftree-loop-if-convert-stores -ftree-loop-im -ftree-phiprop -ftree-loop-distribution
# -ftree-loop-distribute-patterns -ftree-loop-ivcanon -ftree-loop-linear
# -ftree-loop-optimize -ftree-loop-vectorize -ftree-pre -ftree-partial-pre -ftree-pta
# -ftree-reassoc -ftree-sink -ftree-slsr -ftree-sra -ftree-vectorize -ftree-vrp
# -funit-at-a-time -funroll-all-loops -funroll-loops -funsafe-loop-optimizations
# -funsafe-math-optimizations -funswitch-loops -fvariable-expansion-in-unroller
# -fvect-cost-model -fvpt -fweb -fprofile-correction -freorder-functions
# -fschedule-insns -fschedule-insns2 -fsplit-ivs-in-unroller -fsplit-wide-types
# -fstrict-aliasing -ftree-coalesce-vars -ftree-copy-prop -ftree-switch-conversion
# -ftree-switch-conversion -ftree-tail-merge -ftree-coalesce-inlined-vars
# -falign-jumps=0 -falign-labels=0 -falign-loops=0 -ftree-parallelize-loops=10
# -fsched-stalled-insns-dep=0 -fsched-stalled-insns=0

FLAGS = -std=gnu99 $(WARN)


LIB_OBJ = digest files generalised-spec hex state


.PHONY: all
all: lib test


.PHONY: lib
lib: bin/libkeccak.so.$(LIB_VERSION) bin/libkeccak.so.$(LIB_MAJOR) bin/libkeccak.so

obj/libkeccak/%.o: src/libkeccak/%.c src/libkeccak.h src/libkeccak/*.h
	@mkdir -p obj/libkeccak
	$(CC) $(FLAGS) $(CFLAGS) $(COPTIMISE) $(CPPFLAGS) -fPIC -c -o $@ $<

bin/libkeccak.so.$(LIB_VERSION): $(foreach O,$(LIB_OBJ),obj/libkeccak/$(O).o)
	@mkdir -p bin
	$(CC) $(FLAGS) $(LDFLAGS) $(LDOPTIMISE) -shared -Wl,-soname,libkeccak.so.$(LIB_MAJOR) -o $@ $^

bin/libkeccak.so.$(LIB_MAJOR):
	@mkdir -p bin
	ln -sf libkeccak.so.$(LIB_VERSION) $@

bin/libkeccak.so:
	@mkdir -p bin
	ln -sf libkeccak.so.$(LIB_VERSION) $@


.PHONY: test
test: bin/test

bin/test: obj/test.o bin/libkeccak.so
	$(CC) $(FLAGS) $(LDFLAGS) -Lbin -lkeccak -o $@ $<

obj/test.o: src/test.c src/libkeccak/*.h src/libkeccak.h
	@mkdir -p obj
	$(CC) $(FLAGS) $(CFLAGS) $(CPPFLAGS) -Isrc -O3 -c -o $@ $<


.PHONY: check
check: bin/test
	@test $$(sha256sum LICENSE | cut -d ' ' -f 1) = \
	      57c8ff33c9c0cfc3ef00e650a1cc910d7ee479a8bc509f6c9209a7c2a11399d6 || \
	      ( echo 'The file LICENSE is incorrect, test will fail!' ; false )
	env LD_LIBRARY_PATH=bin valgrind --leak-check=full bin/test
	test $$(env LD_LIBRARY_PATH=bin valgrind bin/test 2>&1 >/dev/null | wc -l) = 14
# Using valgrind 3.10.0, its output to standard error should consist of 14 lines,
# the test itself never prints to standard error.



.PHONY: clean
clean:
	-rm -r obj bin