RTS tidyup sweep, first phase
[ghc-hetmet.git] / rts / ghc.mk
index 25a2649..4bb4118 100644 (file)
 # We build the RTS with stage 1
 rts_dist_HC = $(GHC_STAGE1)
 
-rts_WAYS = $(strip $(GhcLibWays) $(GhcRTSWays))
+# merge GhcLibWays and GhcRTSWays but strip out duplicates
+rts_WAYS = $(GhcLibWays) $(filter-out $(GhcLibWays),$(GhcRTSWays))
 
-ALL_RTS_LIBS = $(foreach way,$(rts_WAYS),rts/dist/build/libHSrts$($(way)__way).a)
+ALL_RTS_LIBS = $(foreach way,$(rts_WAYS),rts/dist/build/libHSrts$($(way)_libsuf)) \
+              rts/dist/build/libHSrtsmain.a
 all_rts : $(ALL_RTS_LIBS)
 
 # The per-dir options
@@ -27,7 +29,7 @@ $(eval $(call distdir-opts,rts,dist))
 # -----------------------------------------------------------------------------
 # Defining the sources
 
-ALL_DIRS = hooks parallel sm
+ALL_DIRS = hooks parallel sm eventlog
 
 ifeq "$(HOSTPLATFORM)" "i386-unknown-mingw32"
 ALL_DIRS += win32
@@ -35,6 +37,7 @@ else
 ALL_DIRS += posix
 endif
 
+EXCLUDED_SRCS += rts/Main.c
 EXCLUDED_SRCS += rts/parallel/SysMan.c
 EXCLUDED_SRCS += rts/dyn-wrapper.c
 EXCLUDED_SRCS += $(wildcard rts/Vis*.c)
@@ -42,6 +45,8 @@ EXCLUDED_SRCS += $(wildcard rts/Vis*.c)
 rts_C_SRCS = $(filter-out $(EXCLUDED_SRCS),$(wildcard rts/*.c $(foreach dir,$(ALL_DIRS),rts/$(dir)/*.c)))
 rts_CMM_SRCS = $(wildcard rts/*.cmm)
 
+# Don't compile .S files when bootstrapping a new arch
+ifeq "$(TARGETPLATFORM)" "$(HOSTPLATFORM)"
 ifneq "$(findstring $(TargetArch_CPP), powerpc powerpc64)" ""
 rts_S_SRCS += rts/AdjustorAsm.S
 else
@@ -49,6 +54,7 @@ ifneq "$(findstring $(TargetOS_CPP), darwin)" ""
 rts_S_SRCS += rts/AdjustorAsm.S
 endif
 endif
+endif
 
 ifeq "$(GhcUnregisterised)" "YES"
 GENAPPLY_OPTS = -u
@@ -57,49 +63,25 @@ endif
 rts_AUTO_APPLY_CMM = rts/dist/build/AutoApply.cmm
 
 $(rts_AUTO_APPLY_CMM): $(GENAPPLY_INPLACE)
-       $(RM) $@
-       $(GENAPPLY_INPLACE) >$@
+       "$(GENAPPLY_INPLACE)" >$@
 
 rts/dist/build/sm/Evac_thr.c : rts/sm/Evac.c
-       $(MKDIRHIER) $(dir $@)
+       "$(MKDIRHIER)" $(dir $@)
        cp $< $@
 rts/dist/build/sm/Scav_thr.c : rts/sm/Scav.c
-       $(MKDIRHIER) $(dir $@)
+       "$(MKDIRHIER)" $(dir $@)
        cp $< $@
 
-rts_H_FILES = $(wildcard $(GHC_INCLUDE_DIR)/*.h) $(wildcard rts/*.h)
+rts_H_FILES = $(wildcard includes/*.h) $(wildcard rts/*.h)
+
+# collect the -l flags that we need to link the rts dyn lib.
+rts/libs.depend : $(GHC_PKG_INPLACE)
+       "$(GHC_PKG_INPLACE)" field rts extra-libraries \
+         | sed -e 's/^extra-libraries: //' -e 's/\([a-z]*\)/-l\1/g' > $@
 
 #-----------------------------------------------------------------------------
 # Building one way
 
-define cmm-suffix-rules
-# $1 = dir
-# $2 = distdir
-# $3 = way
-
-# .cmm files depend on all the .h files, to a first approximation.
-
-$1/$2/build/%.$$($3_way_)o : $1/%.cmm $$(rts_H_FILES) $$($1_$2_HC)
-       $$($1_$2_HC) $$($1_$2_$3_MOST_HC_OPTS) -c $$< -o $$@
-
-$1/$2/build/%.$$($3_way_)o : $1/$2/build/%.cmm $$(rts_H_FILES) $$($1_$2_HC)
-       $$($1_$2_HC) $$($1_$2_$3_MOST_HC_OPTS) -c $$< -o $$@
-
-$1/$2/build/%.$$($3_way_)hc : $1/%.cmm $$(rts_H_FILES) $$($1_$2_HC)
-       $$($1_$2_HC) $$($1_$2_$3_MOST_HC_OPTS) -c $$< -o $$@
-
-$1/$2/build/%.$$($3_way_)hc : $1/$2/build/%.cmm $$(rts_H_FILES) $$($1_$2_HC)
-       $$($1_$2_HC) $$($1_$2_$3_MOST_HC_OPTS) -c $$< -o $$@
-
-$1/$2/build/%.$$($3_way_)s : $1/%.cmm $$(rts_H_FILES) $$($1_$2_HC)
-       $$($1_$2_HC) $$($1_$2_$3_MOST_HC_OPTS) -c $$< -o $$@
-
-$1/$2/build/%.$$($3_way_)s : $1/$2/build/%.cmm $$(rts_H_FILES) $$($1_$2_HC)
-       $$($1_$2_HC) $$($1_$2_$3_MOST_HC_OPTS) -c $$< -o $$@
-
-endef
-
-
 define build-rts-way # args: $1 = way
 
 # The per-way CC_OPTS
@@ -107,8 +89,8 @@ ifneq "$$(findstring debug, $1)" ""
 rts_dist_$1_HC_OPTS =
 rts_dist_$1_CC_OPTS = -g -O0
 else
-rts_dist_$1_HC_OPTS = $(GhcRtsHcOpts)
-rts_dist_$1_CC_OPTS = $(GhcRtsCcOpts)
+rts_dist_$1_HC_OPTS = $$(GhcRtsHcOpts)
+rts_dist_$1_CC_OPTS = $$(GhcRtsCcOpts)
 endif
 
 ifneq "$$(findstring thr, $1)" ""
@@ -119,17 +101,26 @@ $(call distdir-way-opts,rts,dist,$1)
 $(call c-suffix-rules,rts,dist,$1,YES)
 $(call cmm-suffix-rules,rts,dist,$1)
 
-rts_$1_LIB = rts/dist/build/libHSrts$$($1__way).a
+rts_$1_LIB = rts/dist/build/libHSrts$$($1_libsuf)
 
 rts_$1_C_OBJS   = $$(patsubst rts/%.c,rts/dist/build/%.$$($1_osuf),$$(rts_C_SRCS)) $$(patsubst %.c,%.$$($1_osuf),$$(rts_$1_EXTRA_C_SRCS))
 rts_$1_S_OBJS   = $$(patsubst rts/%.S,rts/dist/build/%.$$($1_osuf),$$(rts_S_SRCS))
-rts_$1_CMM_OBJS = $$(patsubst rts/%.cmm,rts/dist/build/%.$$($1_osuf),$$(rts_CMM_SRCS)) $$(patsubst %.cmm,%.$$($1_osuf),$(rts_AUTO_APPLY_CMM))
+rts_$1_CMM_OBJS = $$(patsubst rts/%.cmm,rts/dist/build/%.$$($1_osuf),$$(rts_CMM_SRCS)) $$(patsubst %.cmm,%.$$($1_osuf),$$(rts_AUTO_APPLY_CMM))
 
 rts_$1_OBJS = $$(rts_$1_C_OBJS) $$(rts_$1_S_OBJS) $$(rts_$1_CMM_OBJS)
 
+rts_dist_$1_CC_OPTS += -DRtsWay=$$(DQ)rts_$1$$(DQ)
+
+ifneq "$$(findstring dyn, $1)" ""
+$$(rts_$1_LIB) : $$(rts_$1_OBJS) rts/libs.depend
+       "$$(RM)" $$(RM_OPTS) $$@
+       "$$(rts_dist_HC)" -shared -dynamic -dynload deploy \
+         -no-auto-link-packages `cat rts/libs.depend` $$(rts_$1_OBJS) -o $$@
+else
 $$(rts_$1_LIB) : $$(rts_$1_OBJS)
-       $$(RM) $$@
-       echo $$(rts_$1_OBJS) | xargs $$(AR) $$(EXTRA_AR_ARGS) $$@
+       "$$(RM)" $$(RM_OPTS) $$@
+       echo $$(rts_$1_OBJS) | $$(XARGS) $$(AR) $$(EXTRA_AR_ARGS) $$@
+endif
 
 endef
 
@@ -139,27 +130,26 @@ $(foreach way,$(rts_WAYS),$(eval $(call build-rts-way,$(way))))
 #-----------------------------------------------------------------------------
 # Flags for compiling every file
 
-# gcc provides lots of useful warnings if you ask it.
-# This is a pretty good list to start with - use a # to comment out
-# any you don't like.
-WARNING_OPTS += -Wall
-WARNING_OPTS += -W
+# We like plenty of warnings.
+WARNING_OPTS += -Wall -Wextra
 WARNING_OPTS += -Wstrict-prototypes 
 WARNING_OPTS += -Wmissing-prototypes 
 WARNING_OPTS += -Wmissing-declarations
 WARNING_OPTS += -Winline
 WARNING_OPTS += -Waggregate-return
-#WARNING_OPTS += -Wpointer-arith
+WARNING_OPTS += -Wpointer-arith
+WARNING_OPTS += -Wmissing-noreturn
+WARNING_OPTS += -Wcast-align
+WARNING_OPTS += -Wnested-externs
+WARNING_OPTS += -Wredundant-decls 
+
+# These ones are hard to avoid:
+#WARNING_OPTS += -Wconversion
 #WARNING_OPTS += -Wbad-function-cast
-#WARNING_OPTS += -Wcast-align
-#WARNING_OPTS += -Wnested-externs
 #WARNING_OPTS += -Wshadow
 #WARNING_OPTS += -Wcast-qual
-#WARNING_OPTS += -Wno-unused 
-#WARNING_OPTS += -Wredundant-decls 
-#WARNING_OPTS += -Wconversion
 
-STANDARD_OPTS += -I$(GHC_INCLUDE_DIR) -I$(GHC_RTS_DIR) -Irts/parallel -Irts/sm -Irts/eventlog
+STANDARD_OPTS += -Iincludes -Irts
 # COMPILING_RTS is only used when building Win32 DLL support.
 STANDARD_OPTS += -DCOMPILING_RTS
 
@@ -214,6 +204,8 @@ rts_HC_OPTS += -dcmm-lint
 # upd_evacee() assigments get moved before the object copy.
 rts_CC_OPTS += -fno-strict-aliasing
 
+rts_CC_OPTS += -fno-common
+
 ifeq "$(BeConservative)" "YES"
 rts_CC_OPTS += -DBE_CONSERVATIVE
 endif
@@ -224,15 +216,14 @@ endif
 # XXX DQ is now the same on all platforms, so get rid of it
 DQ = \"
 
-# If Main.c is built with optimisation then the SEH exception stuff on
+# If RtsMain.c is built with optimisation then the SEH exception stuff on
 # Windows gets confused.
 # This has to be in HC rather than CC opts, as otherwise there's a
 # -optc-O2 that comes after it.
-Main_HC_OPTS += -optc-O0
+RtsMain_HC_OPTS += -optc-O0
 
 RtsMessages_CC_OPTS += -DProjectVersion=$(DQ)$(ProjectVersion)$(DQ)
 RtsUtils_CC_OPTS += -DProjectVersion=$(DQ)$(ProjectVersion)$(DQ)
-RtsUtils_CC_OPTS += -DRtsWay=$(DQ)rts$(_way)$(DQ)
 #
 RtsUtils_CC_OPTS += -DHostPlatform=$(DQ)$(HOSTPLATFORM)$(DQ)
 RtsUtils_CC_OPTS += -DHostArch=$(DQ)$(HostArch_CPP)$(DQ)
@@ -254,13 +245,14 @@ RtsUtils_CC_OPTS += -DGhcEnableTablesNextToCode=$(DQ)$(GhcEnableTablesNextToCode
 
 # ffi.h triggers prototype warnings, so disable them here:
 Interpreter_CC_OPTS += -Wno-strict-prototypes
-Adjustor_CC_OPTS += -Wno-strict-prototypes
-sm/Storage_CC_OPTS += -Wno-strict-prototypes
+Adjustor_CC_OPTS    += -Wno-strict-prototypes
+sm/Storage_CC_OPTS  += -Wno-strict-prototypes
+
+# inlining warnings happen in Compact
+sm/Compact_CC_OPTS += -Wno-inline
 
-StgCRun_CC_OPTS += -w
-Typeable_CC_OPTS += -w
 RetainerProfile_CC_OPTS += -w
-sm/Compact_CC_OPTS += -w
+RetainerSet_CC_OPTS += -Wno-format
 # On Windows:
 win32/ConsoleHandler_CC_OPTS += -w
 win32/ThrIOManager_CC_OPTS += -w
@@ -280,8 +272,8 @@ sm/Evac_thr_HC_OPTS += -optc-funroll-loops
 
 # These files are just copies of sm/Evac.c and sm/Scav.c respectively,
 # but compiled with -DPARALLEL_GC.
-sm/Evac_thr_HC_OPTS += -optc-DPARALLEL_GC
-sm/Scav_thr_HC_OPTS += -optc-DPARALLEL_GC
+sm/Evac_thr_HC_OPTS += -optc-DPARALLEL_GC -Irts/sm
+sm/Scav_thr_HC_OPTS += -optc-DPARALLEL_GC -Irts/sm
 
 #-----------------------------------------------------------------------------
 # Add PAPI library if needed
@@ -330,28 +322,6 @@ $(eval $(call build-dependencies,rts,dist))
 
 $(rts_dist_depfile) : libffi/ffi.h
 
-# -----------------------------------------------------------------------------
-
-# Need to get the GMP vars in through CPP to package.conf.in, and put
-# quotes around each element.
-
-rts_PACKAGE_CPP_OPTS += -DGMP_INCLUDE_DIRS='$(subst $(space),$(comma),$(patsubst %,"%",$(strip $(GMP_INCLUDE_DIRS))))'
-rts_PACKAGE_CPP_OPTS += -DGMP_LIB_DIRS='$(subst $(space),$(comma),$(patsubst %,"%",$(strip $(GMP_LIB_DIRS))))'
-
-ifneq "$(GMP_INCLUDE_DIRS)" ""
-rts_HC_OPTS += -I$(GMP_INCLUDE_DIRS)
-rts_CC_OPTS += -I$(GMP_INCLUDE_DIRS)
-rts_HSC2HS_OPTS += -I$(GMP_INCLUDE_DIRS)
-endif
-ifneq "$(GMP_LIB_DIRS)" ""
-rts_LD_OPTS += -L$(GMP_LIB_DIRS)
-endif
-
-rts_CC_OPTS     += -Igmp/gmpbuild
-rts_HC_OPTS     += -Igmp/gmpbuild
-rts_HSC2HS_OPTS += -Igmp/gmpbuild
-rts_LD_OPTS     += -Lgmp/gmpbuild
-
 #-----------------------------------------------------------------------------
 # libffi stuff
 
@@ -366,7 +336,13 @@ rts_LD_OPTS     += -Llibffi/build/include
 DYNWRAPPER_SRC = rts/dyn-wrapper.c
 DYNWRAPPER_PROG = rts/dyn-wrapper$(exeext)
 $(DYNWRAPPER_PROG): $(DYNWRAPPER_SRC)
-       $(HC) -cpp -optc-include -optcdyn-wrapper-patchable-behaviour.h $(INPLACE_EXTRA_FLAGS) $< -o $@
+       "$(HC)" -cpp -optc-include -optcdyn-wrapper-patchable-behaviour.h $(INPLACE_EXTRA_FLAGS) $< -o $@
+
+# -----------------------------------------------------------------------------
+# build the static lib containing the C main symbol
+
+rts/dist/build/libHSrtsmain.a : rts/dist/build/Main.o
+       $(AR) $(EXTRA_AR_ARGS) $@ $<
 
 # -----------------------------------------------------------------------------
 # The RTS package config
@@ -382,7 +358,9 @@ endif
 
 $(eval $(call manual-package-config,rts))
 
+ifneq "$(BootingFromHc)" "YES"
 rts/package.conf.inplace : $(includes_H_CONFIG) $(includes_H_PLATFORM)
+endif
 
 # -----------------------------------------------------------------------------
 # installing
@@ -391,9 +369,9 @@ install : install_rts
 
 .PHONY: install_rts
 install_rts:
-       $(MKDIRHIER) $(DESTDIR)$(libdir)
-       $(MKDIRHIER) $(DESTDIR)$(libdir)/include
-       $(CP) $(ALL_RTS_LIBS) $(DESTDIR)$(libdir)
+       $(INSTALL_DIR) $(DESTDIR)$(libdir)
+       $(INSTALL_DIR) $(DESTDIR)$(libdir)/include
+       "$(CP)" $(ALL_RTS_LIBS) $(DESTDIR)$(libdir)
 
 # -----------------------------------------------------------------------------
 # cleaning