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
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
|
# -----------------------------------------------------------------------------
#
# (c) 2009-2012 The University of Glasgow
#
# This file is part of the GHC build system.
#
# To understand how the build system works and how to modify it, see
# https://gitlab.haskell.org/ghc/ghc/wikis/building/architecture
# https://gitlab.haskell.org/ghc/ghc/wikis/building/modifying
#
# -----------------------------------------------------------------------------
# -----------------------------------------------------------------------------
# Create compiler configuration
#
# The 'echo' commands simply spit the values of various make variables
# into Config.hs, whence they can be compiled and used by GHC itself
# This is just to avoid generating a warning when generating deps
# involving RtsFlags.h
compiler_stage1_MKDEPENDC_OPTS = -DMAKING_GHC_BUILD_SYSTEM_DEPENDENCIES
compiler_stage2_MKDEPENDC_OPTS = -DMAKING_GHC_BUILD_SYSTEM_DEPENDENCIES
compiler_stage3_MKDEPENDC_OPTS = -DMAKING_GHC_BUILD_SYSTEM_DEPENDENCIES
compiler_stage1_C_FILES_NODEPS = compiler/cbits/cutils.c
# This package doesn't pass the Cabal checks because include-dirs
# points outside the source directory. This isn't a real problem, so
# we just skip the check.
compiler_NO_CHECK = YES
# We need to decrement the 1-indexed compiler stage to be the 0-indexed stage
# we use everwhere else.
dec1 = 0
dec2 = 1
dec3 = 2
# TODO(@Ericson2314) Get rid of compiler-specific stage indices. I think the
# argument was stage n ghc is used to build stage n everything else, but I
# don't buy that argument.
ifneq "$(BINDIST)" "YES"
$(foreach n,1 2 3, \
$(eval compiler/stage$n/package-data.mk : $(includes_$(dec$n)_H_PLATFORM)) \
$(eval compiler/stage$n/package-data.mk : $(includes_$(dec$n)_H_CONFIG)) \
)
$(foreach n,1 2 3, \
$(eval compiler/stage$n/package-data.mk : compiler/stage$n/build/GHC/Settings/Config.hs) \
$(eval compiler/stage$n/build/PlatformConstants.o : $(includes_GHCCONSTANTS_HASKELL_TYPE)) \
$(eval compiler/stage$n/build/GHC/Driver/Session.o: $(includes_GHCCONSTANTS_HASKELL_EXPORTS)) \
$(eval compiler/stage$n/build/GHC/Driver/Session.o: $(includes_GHCCONSTANTS_HASKELL_WRAPPERS)) \
)
endif
BUILDPLATFORM_1 = $(BUILDPLATFORM)
BUILDPLATFORM_2 = $(HOSTPLATFORM)
BUILDPLATFORM_3 = $(TARGETPLATFORM)
HOSTPLATFORM_1 = $(HOSTPLATFORM)
HOSTPLATFORM_2 = $(TARGETPLATFORM)
HOSTPLATFORM_3 = $(TARGETPLATFORM)
define compilerConfig
# $1 = compile stage (1-indexed)
compiler/stage$1/build/GHC/Settings/Config.hs : mk/config.mk mk/project.mk | $$$$(dir $$$$@)/.
$$(call removeFiles,$$@)
@echo 'Creating $$@ ... '
@echo '{-# LANGUAGE CPP #-}' >> $$@
@echo 'module GHC.Settings.Config' >> $$@
@echo ' ( module GHC.Version' >> $$@
@echo ' , cBuildPlatformString' >> $$@
@echo ' , cHostPlatformString' >> $$@
@echo ' , cProjectName' >> $$@
@echo ' , cBooterVersion' >> $$@
@echo ' , cStage' >> $$@
@echo ' ) where' >> $$@
@echo >> $$@
@echo 'import GHC.Prelude' >> $$@
@echo >> $$@
@echo 'import GHC.Version' >> $$@
@echo >> $$@
@echo 'cBuildPlatformString :: String' >> $$@
@echo 'cBuildPlatformString = "$(BUILDPLATFORM_$1)"' >> $$@
@echo >> $$@
@echo 'cHostPlatformString :: String' >> $$@
@echo 'cHostPlatformString = "$(HOSTPLATFORM_$1)"' >> $$@
@echo >> $$@
@echo 'cProjectName :: String' >> $$@
@echo 'cProjectName = "$(ProjectName)"' >> $$@
@echo >> $$@
@echo 'cBooterVersion :: String' >> $$@
@echo 'cBooterVersion = "$(GhcVersion)"' >> $$@
@echo >> $$@
@echo 'cStage :: String' >> $$@
@echo 'cStage = show ($1 :: Int)' >> $$@
@echo done.
endef
$(eval $(call compilerConfig,0))
$(eval $(call compilerConfig,1))
$(eval $(call compilerConfig,2))
# ----------------------------------------------------------------------------
# Generate supporting stuff for GHC/Builtin/PrimOps.hs
# from GHC/Builtin/primops.txt
PRIMOP_BITS_NAMES = primop-data-decl.hs-incl \
primop-tag.hs-incl \
primop-list.hs-incl \
primop-has-side-effects.hs-incl \
primop-out-of-line.hs-incl \
primop-commutable.hs-incl \
primop-code-size.hs-incl \
primop-can-fail.hs-incl \
primop-strictness.hs-incl \
primop-fixity.hs-incl \
primop-primop-info.hs-incl \
primop-vector-uniques.hs-incl \
primop-vector-tys.hs-incl \
primop-vector-tys-exports.hs-incl \
primop-vector-tycons.hs-incl \
primop-docs.hs-incl
PRIMOP_BITS_STAGE1 = $(addprefix compiler/stage1/build/,$(PRIMOP_BITS_NAMES))
PRIMOP_BITS_STAGE2 = $(addprefix compiler/stage2/build/,$(PRIMOP_BITS_NAMES))
PRIMOP_BITS_STAGE3 = $(addprefix compiler/stage3/build/,$(PRIMOP_BITS_NAMES))
define preprocessCompilerFiles
# $1 = compiler stage (build system stage + 1)
compiler/stage$1/build/primops.txt: \
compiler/GHC/Builtin/primops.txt.pp \
$(includes_$(dec$1)_H_CONFIG) \
$(includes_$(dec$1)_H_PLATFORM)
$$(HS_CPP) -P $$(compiler_CPP_OPTS) \
-Icompiler/stage$1 \
-I$(BUILD_$(dec$1)_INCLUDE_DIR) \
-x c $$< | grep -v '^#pragma GCC' > $$@
compiler/stage$1/build/primop-data-decl.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --data-decl < $$< > $$@
compiler/stage$1/build/primop-tag.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --primop-tag < $$< > $$@
compiler/stage$1/build/primop-list.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --primop-list < $$< > $$@
compiler/stage$1/build/primop-has-side-effects.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --has-side-effects < $$< > $$@
compiler/stage$1/build/primop-out-of-line.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --out-of-line < $$< > $$@
compiler/stage$1/build/primop-commutable.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --commutable < $$< > $$@
compiler/stage$1/build/primop-code-size.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --code-size < $$< > $$@
compiler/stage$1/build/primop-can-fail.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --can-fail < $$< > $$@
compiler/stage$1/build/primop-strictness.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --strictness < $$< > $$@
compiler/stage$1/build/primop-fixity.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --fixity < $$< > $$@
compiler/stage$1/build/primop-primop-info.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --primop-primop-info < $$< > $$@
compiler/stage$1/build/primop-vector-uniques.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --primop-vector-uniques < $$< > $$@
compiler/stage$1/build/primop-vector-tys.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --primop-vector-tys < $$< > $$@
compiler/stage$1/build/primop-vector-tys-exports.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --primop-vector-tys-exports < $$< > $$@
compiler/stage$1/build/primop-vector-tycons.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --primop-vector-tycons < $$< > $$@
compiler/stage$1/build/primop-docs.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --wired-in-docs < $$< > $$@
# Usages aren't used any more; but the generator
# can still generate them if we want them back
compiler/stage$1/build/primop-usage.hs-incl: compiler/stage$1/build/primops.txt $$$$(genprimopcode_INPLACE)
"$$(genprimopcode_INPLACE)" --usage < $$< > $$@
endef
$(eval $(call preprocessCompilerFiles,1))
$(eval $(call preprocessCompilerFiles,2))
$(eval $(call preprocessCompilerFiles,3))
# -----------------------------------------------------------------------------
# Configuration
compiler_stage1_CONFIGURE_OPTS += --flags=stage1
compiler_stage2_CONFIGURE_OPTS += --flags=stage2
compiler_stage3_CONFIGURE_OPTS += --flags=stage3
ifeq "$(GhcThreaded)" "YES"
# We pass THREADED_RTS to the stage2 C files so that cbits/genSym.c will bring
# the threaded version of atomic_inc() into scope.
compiler_stage2_CONFIGURE_OPTS += --ghc-option=-optc-DTHREADED_RTS
endif
# If the bootstrapping GHC supplies the threaded RTS, then we can have a
# threaded stage 1 too.
ifeq "$(GhcThreadedRts)" "YES"
compiler_stage1_CONFIGURE_OPTS += --ghc-option=-optc-DTHREADED_RTS
endif
ifeq "$(GhcWithNativeCodeGen)" "YES"
compiler_stage1_CONFIGURE_OPTS += --flags=ncg
compiler_stage2_CONFIGURE_OPTS += --flags=ncg
endif
ifeq "$(GhcWithInterpreter)" "YES"
compiler_stage2_CONFIGURE_OPTS += --flags=ghci
# Should the debugger commands be enabled?
ifeq "$(GhciWithDebugger)" "YES"
compiler_stage2_CONFIGURE_OPTS += --ghc-option=-DDEBUGGER
endif
endif
ifeq "$(TargetOS_CPP)" "openbsd"
compiler_CONFIGURE_OPTS += --ld-options=-E
endif
ifeq "$(GhcUnregisterised)" "NO"
else
compiler_CONFIGURE_OPTS += --ghc-option=-DNO_REGS
endif
ifneq "$(GhcWithSMP)" "YES"
compiler_CONFIGURE_OPTS += --ghc-option=-DNOSMP
compiler_CONFIGURE_OPTS += --ghc-option=-optc-DNOSMP
endif
ifeq "$(WITH_TERMINFO)" "NO"
compiler_stage2_CONFIGURE_OPTS += --flags=-terminfo
endif
# Careful optimisation of the parser: we don't want to throw everything
# at it, because that takes too long and doesn't buy much, but we do want
# to inline certain key external functions, so we instruct GHC not to
# throw away inlinings as it would normally do in -O0 mode.
# Since GHC version 7.8, we need -fcmm-sink to be
# passed to the compiler. This is required on x86 to avoid the
# register allocator running out of stack slots when compiling this
# module with -fPIC -dynamic.
# See #8182 for all the details
compiler/stage1/build/Parser_HC_OPTS += -O0 -fno-ignore-interface-pragmas -fcmm-sink
compiler/stage2/build/Parser_HC_OPTS += -O0 -fno-ignore-interface-pragmas -fcmm-sink
compiler/stage3/build/Parser_HC_OPTS += -O0 -fno-ignore-interface-pragmas -fcmm-sink
ifeq "$(GhcProfiled)" "YES"
# If we're profiling GHC then we want SCCs. However, adding -auto-all
# everywhere tends to give a hard-to-read profile, and adds lots of
# overhead. A better approach is to proceed top-down; identify the
# parts of the compiler of interest, and then add further cost centres
# as necessary. Turn on -fprof-auto for individual modules like this:
# compiler/GHC/Driver/Pipeline_HC_OPTS += -fprof-auto
compiler/GHC/Driver/Make_HC_OPTS += -fprof-auto
compiler/GHC_HC_OPTS += -fprof-auto
# or alternatively add {-# OPTIONS_GHC -fprof-auto #-} to the top of
# modules you're interested in.
# We seem to still build the vanilla libraries even if we say
# --disable-library-vanilla, but installation then fails, as Cabal
# doesn't copy the vanilla .hi files, but ghc-pkg complains about
# their absence when we register the package. So for now, we just
# leave the vanilla libraries enabled.
# compiler_stage2_CONFIGURE_OPTS += --disable-library-vanilla
compiler_stage2_CONFIGURE_OPTS += --ghc-pkg-option=--force
endif
compiler_stage3_CONFIGURE_OPTS := $(compiler_stage2_CONFIGURE_OPTS)
compiler/stage1/package-data.mk : compiler/ghc.mk
compiler/stage2/package-data.mk : compiler/ghc.mk
compiler/stage3/package-data.mk : compiler/ghc.mk
# -----------------------------------------------------------------------------
# And build the package
compiler_PACKAGE = ghc
# Don't do splitting for the GHC package, it takes too long and
# there's not much benefit.
compiler_stage1_SplitSections = NO
compiler_stage2_SplitSections = NO
compiler_stage3_SplitSections = NO
# if stage is set to something other than "1" or "", disable stage 1
# See Note [Stage1Only vs stage=1] in mk/config.mk.in.
ifneq "$(filter-out 1,$(stage))" ""
compiler_stage1_NOT_NEEDED = YES
endif
# if stage is set to something other than "2" or "", disable stage 2
ifneq "$(filter-out 2,$(stage))" ""
compiler_stage2_NOT_NEEDED = YES
endif
# stage 3 has to be requested explicitly with stage=3
ifneq "$(stage)" "3"
compiler_stage3_NOT_NEEDED = YES
endif
$(eval $(call build-package,compiler,stage1,0))
$(eval $(call build-package,compiler,stage2,1))
$(eval $(call build-package,compiler,stage3,2))
# We only want to turn keepCAFs on if we will be loading dynamic
# Haskell libraries with GHCi. We therefore filter the object file
# out for non-dynamic ways.
define keepCAFsForGHCiDynOnly
# $1 = stage
# $2 = way
ifeq "$$(findstring dyn, $2)" ""
compiler_stage$1_$2_C_OBJS := $$(filter-out %/keepCAFsForGHCi.$$($2_osuf),$$(compiler_stage$1_$2_C_OBJS))
endif
endef
$(foreach w,$(compiler_stage1_WAYS),$(eval $(call keepCAFsForGHCiDynOnly,1,$w)))
$(foreach w,$(compiler_stage2_WAYS),$(eval $(call keepCAFsForGHCiDynOnly,2,$w)))
$(foreach w,$(compiler_stage3_WAYS),$(eval $(call keepCAFsForGHCiDynOnly,3,$w)))
# after build-package, because that adds --enable-library-for-ghci
# to compiler_stage*_CONFIGURE_OPTS:
# We don't build the GHCi library for the ghc package. We can load it
# the .a file instead, and as object splitting isn't on for the ghc
# package this isn't much slower.However, not building the package saves
# a significant chunk of disk space.
compiler_stage1_CONFIGURE_OPTS += --disable-library-for-ghci
compiler_stage2_CONFIGURE_OPTS += --disable-library-for-ghci
compiler_stage3_CONFIGURE_OPTS += --disable-library-for-ghci
# after build-package, because that sets compiler_stage1_HC_OPTS:
compiler_CPP_OPTS += $(addprefix -I,$(GHC_INCLUDE_DIRS))
$(foreach n,1 2 3,$(eval compiler_stage$n_CPP_OPTS += -I$(BUILD_$(dec$n)_INCLUDE_DIR)))
compiler_CPP_OPTS += ${GhcCppOpts}
# We add these paths to the Haskell compiler's #include search path list since
# we must avoid #including files by paths relative to the source file as Hadrian
# moves the build artifacts out of the source tree. See #8040.
compiler_HC_OPTS += $(addprefix -I,$(GHC_INCLUDE_DIRS))
$(foreach n,1 2 3,$(eval compiler_stage$n_HC_OPTS += -I$(BUILD_$(dec$n)_INCLUDE_DIR)))
ifeq "$(V)" "0"
compiler_stage1_HC_OPTS += $(filter-out -Rghc-timing,$(GhcHcOpts)) $(GhcStage1HcOpts)
compiler_stage2_HC_OPTS += $(filter-out -Rghc-timing,$(GhcHcOpts)) $(GhcStage2HcOpts)
compiler_stage3_HC_OPTS += $(filter-out -Rghc-timing,$(GhcHcOpts)) $(GhcStage3HcOpts)
else
compiler_stage1_HC_OPTS += $(GhcHcOpts) $(GhcStage1HcOpts)
compiler_stage2_HC_OPTS += $(GhcHcOpts) $(GhcStage2HcOpts)
compiler_stage3_HC_OPTS += $(GhcHcOpts) $(GhcStage3HcOpts)
endif
ifneq "$(BINDIST)" "YES"
$(compiler_stage1_depfile_haskell) : $(includes_0_H_CONFIG) $(includes_0_H_PLATFORM)
$(compiler_stage2_depfile_haskell) : $(includes_1_H_CONFIG) $(includes_1_H_PLATFORM)
$(compiler_stage3_depfile_haskell) : $(includes_2_H_CONFIG) $(includes_2_H_PLATFORM)
COMPILER_INCLUDES_DEPS += $(includes_GHCCONSTANTS)
COMPILER_INCLUDES_DEPS += $(includes_GHCCONSTANTS_HASKELL_TYPE)
COMPILER_INCLUDES_DEPS += $(includes_GHCCONSTANTS_HASKELL_WRAPPERS)
COMPILER_INCLUDES_DEPS += $(includes_GHCCONSTANTS_HASKELL_EXPORTS)
COMPILER_INCLUDES_DEPS += $(includes_DERIVEDCONSTANTS)
$(compiler_stage1_depfile_haskell) : $(COMPILER_INCLUDES_DEPS) $(PRIMOP_BITS_STAGE1)
$(compiler_stage2_depfile_haskell) : $(COMPILER_INCLUDES_DEPS) $(PRIMOP_BITS_STAGE2)
$(compiler_stage3_depfile_haskell) : $(COMPILER_INCLUDES_DEPS) $(PRIMOP_BITS_STAGE3)
$(foreach way,$(compiler_stage1_WAYS),\
compiler/stage1/build/PrimOp.$($(way)_osuf)) : $(PRIMOP_BITS_STAGE1)
$(foreach way,$(compiler_stage2_WAYS),\
compiler/stage2/build/PrimOp.$($(way)_osuf)) : $(PRIMOP_BITS_STAGE2)
$(foreach way,$(compiler_stage3_WAYS),\
compiler/stage3/build/PrimOp.$($(way)_osuf)) : $(PRIMOP_BITS_STAGE3)
# GHC itself doesn't know about the above dependencies, so we have to
# switch off the recompilation checker for that module:
compiler/prelude/PrimOp_HC_OPTS += -fforce-recomp
ifeq "$(DYNAMIC_GHC_PROGRAMS)" "YES"
compiler/utils/Util_HC_OPTS += -DDYNAMIC_GHC_PROGRAMS
endif
endif
|
