Allow for stg registers to have pointer type in llvm BE.
[ghc-hetmet.git] / rts / ghc.mk
index f973b67..397ab8d 100644 (file)
@@ -18,6 +18,7 @@ rts_dist_HC = $(GHC_STAGE1)
 
 # merge GhcLibWays and GhcRTSWays but strip out duplicates
 rts_WAYS = $(GhcLibWays) $(filter-out $(GhcLibWays),$(GhcRTSWays))
+rts_dist_WAYS = $(rts_WAYS)
 
 ALL_RTS_LIBS = rts/dist/build/libHSrtsmain.a \
               $(foreach way,$(rts_WAYS),rts/dist/build/libHSrts$($(way)_libsuf))
@@ -69,6 +70,11 @@ rts/dist/build/sm/Scav_thr.c : rts/sm/Scav.c | $$(dir $$@)/.
 
 rts_H_FILES = $(wildcard includes/*.h) $(wildcard rts/*.h)
 
+ifeq "$(HaveDtrace)" "YES"
+DTRACEPROBES_H = rts/dist/build/RtsProbes.h
+rts_H_FILES += $(DTRACEPROBES_H)
+endif
+
 # 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 \
@@ -97,7 +103,7 @@ rts/dist/build/win32/libHS$1.def : rts/win32/libHS$1.def
                | sed "s/@LibVersion@/$$(libraries/$1_dist-install_VERSION)/" \
                | sed "s/@ProjectVersion@/$(ProjectVersion)/" \
                > rts/dist/build/win32/libHS$1.def
-               
+
 rts/dist/build/win32/libHS$1.dll.a : rts/dist/build/win32/libHS$1.def
        "$$(DLLTOOL)"   -d rts/dist/build/win32/libHS$1.def \
                        -l rts/dist/build/win32/libHS$1.dll.a
@@ -110,7 +116,7 @@ rts/dist/build/win32/libHSffi.def : rts/win32/libHSffi.def
        cat rts/win32/libHSffi.def \
                | sed "s/@ProjectVersion@/$(ProjectVersion)/" \
                > rts/dist/build/win32/libHSffi.def
-               
+
 rts/dist/build/win32/libHSffi.dll.a : rts/dist/build/win32/libHSffi.def
        "$(DLLTOOL)"    -d rts/dist/build/win32/libHSffi.def \
                        -l rts/dist/build/win32/libHSffi.dll.a
@@ -122,6 +128,8 @@ endif
 # Building one way
 define build-rts-way # args: $1 = way
 
+ifneq "$$(BINDIST)" "YES"
+
 # The per-way CC_OPTS
 ifneq "$$(findstring debug, $1)" ""
 rts_dist_$1_HC_OPTS =
@@ -154,20 +162,20 @@ rts_dist_$1_CC_OPTS += -DRtsWay=$$(DQ)rts_$1$$(DQ)
 
 # Making a shared library for the RTS.
 ifneq "$$(findstring dyn, $1)" ""
-ifeq "$(HOSTPLATFORM)" "i386-unknown-mingw32"
+ifeq "$$(HOSTPLATFORM)" "i386-unknown-mingw32"
 $$(rts_$1_LIB) : $$(rts_$1_OBJS) $$(ALL_RTS_DEF_LIBS) rts/libs.depend
        "$$(RM)" $$(RM_OPTS) $$@
-       "$$(rts_dist_HC)" -shared -dynamic -dynload deploy \
+       "$$(rts_dist_HC)" -package-name rts -shared -dynamic -dynload deploy \
          -no-auto-link-packages `cat rts/libs.depend` $$(rts_$1_OBJS) $$(ALL_RTS_DEF_LIBS) -o $$@
-ifeq "$(darwin_TARGET_OS)" "1"
-       # Ensure library's install name is correct before anyone links with it.
-       install_name_tool -id $(ghclibdir)/$$(rts_$1_LIB_NAME) $$@
-endif
 else
 $$(rts_$1_LIB) : $$(rts_$1_OBJS) rts/libs.depend
        "$$(RM)" $$(RM_OPTS) $$@
-       "$$(rts_dist_HC)" -shared -dynamic -dynload deploy \
+       "$$(rts_dist_HC)" -package-name rts -shared -dynamic -dynload deploy \
          -no-auto-link-packages `cat rts/libs.depend` $$(rts_$1_OBJS) -o $$@
+ifeq "$$(darwin_TARGET_OS)" "1"
+       # Ensure library's install name is correct before anyone links with it.
+       install_name_tool -id $(ghclibdir)/$$(rts_$1_LIB_NAME) $$@
+endif
 endif
 else
 $$(rts_$1_LIB) : $$(rts_$1_OBJS)
@@ -175,6 +183,8 @@ $$(rts_$1_LIB) : $$(rts_$1_OBJS)
        echo $$(rts_$1_OBJS) | "$$(XARGS)" $$(XARGS_OPTS) "$$(AR)" $$(AR_OPTS) $$(EXTRA_AR_ARGS) $$@
 endif
 
+endif
+
 endef
 
 # And expand the above for each way:
@@ -197,7 +207,6 @@ WARNING_OPTS += -Winline
 WARNING_OPTS += -Waggregate-return
 WARNING_OPTS += -Wpointer-arith
 WARNING_OPTS += -Wmissing-noreturn
-WARNING_OPTS += -Wcast-align
 WARNING_OPTS += -Wnested-externs
 WARNING_OPTS += -Wredundant-decls 
 
@@ -207,6 +216,15 @@ WARNING_OPTS += -Wredundant-decls
 #WARNING_OPTS += -Wshadow
 #WARNING_OPTS += -Wcast-qual
 
+# This one seems buggy on GCC 4.1.2, which is the only GCC version we 
+# have that can bootstrap the SPARC build. We end up with lots of supurious
+# warnings of the form "cast increases required alignment of target type".
+# Some legitimate warnings can be fixed by adding an intermediate cast to
+# (void*), but we get others in rts/sm/GCUtils.c concerning the gct var
+# that look innocuous to me. We could enable this again once we deprecate
+# support for registerised builds on this arch. -- BL 2010/02/03
+# WARNING_OPTS += -Wcast-align
+
 STANDARD_OPTS += -Iincludes -Irts
 # COMPILING_RTS is only used when building Win32 DLL support.
 STANDARD_OPTS += -DCOMPILING_RTS
@@ -289,6 +307,34 @@ rts/RtsUtils_CC_OPTS += -DTargetVendor=$(DQ)$(TargetVendor_CPP)$(DQ)
 rts/RtsUtils_CC_OPTS += -DGhcUnregisterised=$(DQ)$(GhcUnregisterised)$(DQ)
 rts/RtsUtils_CC_OPTS += -DGhcEnableTablesNextToCode=$(DQ)$(GhcEnableTablesNextToCode)$(DQ)
 
+# Compile various performance-critical pieces *without* -fPIC -dynamic
+# even when building a shared library.  If we don't do this, then the
+# GC runs about 50% slower on x86 due to the overheads of PIC.  The
+# cost of doing this is a little runtime linking and less sharing, but
+# not much.
+#
+# On x86_64 this doesn't work, because all objects in a shared library
+# must be compiled with -fPIC (since the 32-bit relocations generated
+# by the default small memory can't be resolved at runtime).  So we
+# only do this on i386.
+
+ifeq "$(TargetArch_CPP)" "i386"
+rts/sm/Evac_HC_OPTS           += -fno-PIC
+rts/sm/Evac_thr_HC_OPTS       += -fno-PIC
+rts/sm/Scav_HC_OPTS           += -fno-PIC
+rts/sm/Scav_thr_HC_OPTS       += -fno-PIC
+rts/sm/Compact_HC_OPTS        += -fno-PIC
+rts/sm/GC_HC_OPTS             += -fno-PIC
+
+# -static is also necessary for these bits, otherwise the NCG
+# -generates dynamic references:
+rts/Updates_HC_OPTS += -fno-PIC -static
+rts/StgMiscClosures_HC_OPTS += -fno-PIC -static
+rts/PrimOps_HC_OPTS += -fno-PIC -static
+rts/Apply_HC_OPTS += -fno-PIC -static
+rts/dist/build/AutoApply_HC_OPTS += -fno-PIC -static
+endif
+
 # ffi.h triggers prototype warnings, so disable them here:
 rts/Interpreter_CC_OPTS += -Wno-strict-prototypes
 rts/Adjustor_CC_OPTS    += -Wno-strict-prototypes
@@ -305,7 +351,6 @@ rts/RetainerSet_CC_OPTS += -Wno-format
 # On Windows:
 rts/win32/ConsoleHandler_CC_OPTS += -w
 rts/win32/ThrIOManager_CC_OPTS += -w
-rts/win32/Ticker_CC_OPTS += -w
 # The above warning supression flags are a temporary kludge.
 # While working on this module you are encouraged to remove it and fix
 # any warnings in the module. See
@@ -321,8 +366,8 @@ rts/dist/build/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.
-rts/dist/build/sm/Evac_thr_HC_OPTS += -optc-DPARALLEL_GC -Irts/sm
-rts/dist/build/sm/Scav_thr_HC_OPTS += -optc-DPARALLEL_GC -Irts/sm
+rts/dist/build/sm/Evac_thr_CC_OPTS += -DPARALLEL_GC -Irts/sm
+rts/dist/build/sm/Scav_thr_CC_OPTS += -DPARALLEL_GC -Irts/sm
 
 #-----------------------------------------------------------------------------
 # Add PAPI library if needed
@@ -354,23 +399,29 @@ endif
 # -----------------------------------------------------------------------------
 # dependencies
 
-# Hack: we define every way-related option here, so that we get (hopefully)
-# a superset of the dependencies.  To do this properly, we should generate
-# a different set of dependencies for each way.  Further hack: PROFILING and
-# TICKY_TICKY can't be used together, so we omit TICKY_TICKY for now.
-rts_MKDEPENDC_OPTS += -DPROFILING -DTHREADED_RTS -DDEBUG
-rts_MKDEPENDC_OPTS += -Irts/sm
-
 rts_WAYS_DASHED = $(subst $(space),,$(patsubst %,-%,$(strip $(rts_WAYS))))
-rts_dist_depfile = rts/dist/build/.depend$(rts_WAYS_DASHED)
+rts_dist_depfile_base = rts/dist/build/.depend$(rts_WAYS_DASHED)
 
 rts_dist_C_SRCS  = $(rts_C_SRCS) $(rts_thr_EXTRA_C_SRCS)
 rts_dist_S_SRCS =  $(rts_S_SRCS)
 rts_dist_C_FILES = $(rts_C_SRCS) $(rts_thr_EXTRA_C_SRCS) $(rts_S_SRCS)
 
-$(eval $(call build-dependencies,rts,dist))
+# Hack: we define every way-related option here, so that we get (hopefully)
+# a superset of the dependencies.  To do this properly, we should generate
+# a different set of dependencies for each way.  Further hack: PROFILING an
+
+# TICKY_TICKY can't be used together, so we omit TICKY_TICKY for now.
+rts_dist_MKDEPENDC_OPTS += -DPROFILING -DTHREADED_RTS -DDEBUG
+
+ifeq "$(HaveDtrace)" "YES"
+
+rts_dist_MKDEPENDC_OPTS += -Irts/dist/build
+
+endif
+
+$(eval $(call build-dependencies,rts,dist,1))
 
-$(rts_dist_depfile) : libffi/dist-install/build/ffi.h
+$(rts_dist_depfile_c_asm) : libffi/dist-install/build/ffi.h $(DTRACEPROBES_H)
 
 #-----------------------------------------------------------------------------
 # libffi stuff
@@ -389,10 +440,26 @@ $(DYNWRAPPER_PROG): $(DYNWRAPPER_SRC)
        "$(HC)" -cpp -optc-include -optcdyn-wrapper-patchable-behaviour.h $(INPLACE_EXTRA_FLAGS) $< -o $@
 
 # -----------------------------------------------------------------------------
+# compile dtrace probes if dtrace is supported
+
+ifeq "$(HaveDtrace)" "YES"
+
+rts_CC_OPTS            += -DDTRACE
+rts_HC_OPTS            += -DDTRACE
+
+DTRACEPROBES_SRC = rts/RtsProbes.d
+$(DTRACEPROBES_H): $(DTRACEPROBES_SRC) | $(dir $@)/.
+       "$(DTRACE)" $(filter -I%,$(rts_CC_OPTS)) -C -h -o $@ -s $<
+
+endif
+
+# -----------------------------------------------------------------------------
 # build the static lib containing the C main symbol
 
+ifneq "$(BINDIST)" "YES"
 rts/dist/build/libHSrtsmain.a : rts/dist/build/Main.o
        "$(AR)" $(AR_OPTS) $(EXTRA_AR_ARGS) $@ $<
+endif
 
 # -----------------------------------------------------------------------------
 # The RTS package config
@@ -415,13 +482,7 @@ endif
 # -----------------------------------------------------------------------------
 # installing
 
-install : install_rts
-
-.PHONY: install_rts
-install_rts:
-       $(INSTALL_DIR) "$(DESTDIR)$(ghclibdir)"
-       $(INSTALL_DIR) "$(DESTDIR)$(ghclibdir)/include"
-       "$(CP)" $(ALL_RTS_LIBS) "$(DESTDIR)$(ghclibdir)"
+INSTALL_LIBS += $(ALL_RTS_LIBS)
 
 # -----------------------------------------------------------------------------
 # cleaning