Tweak some deps to avoid multiple $(wildcard ...)s
[ghc-hetmet.git] / rts / ghc.mk
index dd9851a..7e32454 100644 (file)
@@ -35,12 +35,13 @@ else
 ALL_DIRS += posix
 endif
 
+EXCLUDED_SRCS :=
 EXCLUDED_SRCS += rts/Main.c
 EXCLUDED_SRCS += rts/parallel/SysMan.c
 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)
+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
 ifneq "$(PORTING_HOST)" "YES"
@@ -67,9 +68,9 @@ rts/dist/build/sm/Evac_thr.c : rts/sm/Evac.c | $$(dir $$@)/.
 rts/dist/build/sm/Scav_thr.c : rts/sm/Scav.c | $$(dir $$@)/.
        cp $< $@
 
-rts_H_FILES = $(wildcard includes/*.h) $(wildcard rts/*.h)
+rts_H_FILES := $(wildcard rts/*.h)
 
-ifeq "$(HaveDtrace)" "YES"
+ifeq "$(USE_DTRACE)" "YES"
 DTRACEPROBES_H = rts/dist/build/RtsProbes.h
 rts_H_FILES += $(DTRACEPROBES_H)
 endif
@@ -157,7 +158,7 @@ rts_$1_CMM_OBJS = $$(patsubst rts/%.cmm,rts/dist/build/%.$$($1_osuf),$$(rts_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)
+rts_dist_$1_CC_OPTS += -DRtsWay=\"rts_$1\"
 
 # Making a shared library for the RTS.
 ifneq "$$(findstring dyn, $1)" ""
@@ -271,35 +272,32 @@ endif
 #-----------------------------------------------------------------------------
 # Flags for compiling specific files
 
-# XXX DQ is now the same on all platforms, so get rid of it
-DQ = \"
-
 # 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.
 rts/RtsMain_HC_OPTS += -optc-O0
 
-rts/RtsMessages_CC_OPTS += -DProjectVersion=$(DQ)$(ProjectVersion)$(DQ)
-rts/RtsUtils_CC_OPTS += -DProjectVersion=$(DQ)$(ProjectVersion)$(DQ)
+rts/RtsMessages_CC_OPTS += -DProjectVersion=\"$(ProjectVersion)\"
+rts/RtsUtils_CC_OPTS += -DProjectVersion=\"$(ProjectVersion)\"
 #
-rts/RtsUtils_CC_OPTS += -DHostPlatform=$(DQ)$(HOSTPLATFORM)$(DQ)
-rts/RtsUtils_CC_OPTS += -DHostArch=$(DQ)$(HostArch_CPP)$(DQ)
-rts/RtsUtils_CC_OPTS += -DHostOS=$(DQ)$(HostOS_CPP)$(DQ)
-rts/RtsUtils_CC_OPTS += -DHostVendor=$(DQ)$(HostVendor_CPP)$(DQ)
+rts/RtsUtils_CC_OPTS += -DHostPlatform=\"$(HOSTPLATFORM)\"
+rts/RtsUtils_CC_OPTS += -DHostArch=\"$(HostArch_CPP)\"
+rts/RtsUtils_CC_OPTS += -DHostOS=\"$(HostOS_CPP)\"
+rts/RtsUtils_CC_OPTS += -DHostVendor=\"$(HostVendor_CPP)\"
 #
-rts/RtsUtils_CC_OPTS += -DBuildPlatform=$(DQ)$(BUILDPLATFORM)$(DQ)
-rts/RtsUtils_CC_OPTS += -DBuildArch=$(DQ)$(BuildArch_CPP)$(DQ)
-rts/RtsUtils_CC_OPTS += -DBuildOS=$(DQ)$(BuildOS_CPP)$(DQ)
-rts/RtsUtils_CC_OPTS += -DBuildVendor=$(DQ)$(BuildVendor_CPP)$(DQ)
+rts/RtsUtils_CC_OPTS += -DBuildPlatform=\"$(BUILDPLATFORM)\"
+rts/RtsUtils_CC_OPTS += -DBuildArch=\"$(BuildArch_CPP)\"
+rts/RtsUtils_CC_OPTS += -DBuildOS=\"$(BuildOS_CPP)\"
+rts/RtsUtils_CC_OPTS += -DBuildVendor=\"$(BuildVendor_CPP)\"
 #
-rts/RtsUtils_CC_OPTS += -DTargetPlatform=$(DQ)$(TARGETPLATFORM)$(DQ)
-rts/RtsUtils_CC_OPTS += -DTargetArch=$(DQ)$(TargetArch_CPP)$(DQ)
-rts/RtsUtils_CC_OPTS += -DTargetOS=$(DQ)$(TargetOS_CPP)$(DQ)
-rts/RtsUtils_CC_OPTS += -DTargetVendor=$(DQ)$(TargetVendor_CPP)$(DQ)
+rts/RtsUtils_CC_OPTS += -DTargetPlatform=\"$(TARGETPLATFORM)\"
+rts/RtsUtils_CC_OPTS += -DTargetArch=\"$(TargetArch_CPP)\"
+rts/RtsUtils_CC_OPTS += -DTargetOS=\"$(TargetOS_CPP)\"
+rts/RtsUtils_CC_OPTS += -DTargetVendor=\"$(TargetVendor_CPP)\"
 #
-rts/RtsUtils_CC_OPTS += -DGhcUnregisterised=$(DQ)$(GhcUnregisterised)$(DQ)
-rts/RtsUtils_CC_OPTS += -DGhcEnableTablesNextToCode=$(DQ)$(GhcEnableTablesNextToCode)$(DQ)
+rts/RtsUtils_CC_OPTS += -DGhcUnregisterised=\"$(GhcUnregisterised)\"
+rts/RtsUtils_CC_OPTS += -DGhcEnableTablesNextToCode=\"$(GhcEnableTablesNextToCode)\"
 
 # Compile various performance-critical pieces *without* -fPIC -dynamic
 # even when building a shared library.  If we don't do this, then the
@@ -312,8 +310,8 @@ rts/RtsUtils_CC_OPTS += -DGhcEnableTablesNextToCode=$(DQ)$(GhcEnableTablesNextTo
 # by the default small memory can't be resolved at runtime).  So we
 # only do this on i386.
 #
-# This apparently doesn't work on OS X (Darwin) where we get errors of
-# the form
+# This apparently doesn't work on OS X (Darwin) nor on Solaris.
+# On Darwin we get errors of the form
 #
 #  ld: absolute addressing (perhaps -mdynamic-no-pic) used in _stg_ap_0_fast from rts/dist/build/Apply.dyn_o not allowed in slidable image
 #
@@ -321,8 +319,27 @@ rts/RtsUtils_CC_OPTS += -DGhcEnableTablesNextToCode=$(DQ)$(GhcEnableTablesNextTo
 #
 #  ld: warning codegen in _stg_ap_pppv_fast (offset 0x0000005E) prevents image from loading in dyld shared cache
 #
+# On Solaris we get errors like:
+#
+# Text relocation remains                         referenced
+#     against symbol                  offset      in file
+# .rodata (section)                   0x11        rts/dist/build/Apply.dyn_o
+#   ...
+# ld: fatal: relocations remain against allocatable but non-writable sections
+# collect2: ld returned 1 exit status
+
 ifeq "$(TargetArch_CPP)" "i386"
-ifneq "$(TargetOS_CPP)" "darwin"
+i386_SPEED_HACK := "YES"
+ifeq "$(TargetOS_CPP)" "darwin"
+i386_SPEED_HACK := "NO"
+endif
+ifeq "$(TargetOS_CPP)" "solaris2"
+i386_SPEED_HACK := "NO"
+endif
+endif
+
+ifeq "$(TargetArch_CPP)" "i386"
+ifeq "$(i386_SPEED_HACK)" "YES"
 rts/sm/Evac_HC_OPTS           += -fno-PIC
 rts/sm/Evac_thr_HC_OPTS       += -fno-PIC
 rts/sm/Scav_HC_OPTS           += -fno-PIC
@@ -418,7 +435,7 @@ rts_dist_C_FILES = $(rts_C_SRCS) $(rts_thr_EXTRA_C_SRCS) $(rts_S_SRCS)
 # TICKY_TICKY can't be used together, so we omit TICKY_TICKY for now.
 rts_dist_MKDEPENDC_OPTS += -DPROFILING -DTHREADED_RTS -DDEBUG
 
-ifeq "$(HaveDtrace)" "YES"
+ifeq "$(USE_DTRACE)" "YES"
 
 rts_dist_MKDEPENDC_OPTS += -Irts/dist/build
 
@@ -439,14 +456,19 @@ rts_LD_OPTS     += -Llibffi/build/include
 # -----------------------------------------------------------------------------
 # compile dtrace probes if dtrace is supported
 
-ifeq "$(HaveDtrace)" "YES"
+ifeq "$(USE_DTRACE)" "YES"
 
 rts_CC_OPTS            += -DDTRACE
 rts_HC_OPTS            += -DDTRACE
 
+# Apple's dtrace (the only one supported by ghc at the moment) uses
+# gcc as its preprocessor. If gcc isn't at /usr/bin/gcc, or we need
+# to force it to use a different gcc, we need to give the path in
+# the option cpppath.
+
 DTRACEPROBES_SRC = rts/RtsProbes.d
-$(DTRACEPROBES_H): $(DTRACEPROBES_SRC) | $(dir $@)/.
-       "$(DTRACE)" $(filter -I%,$(rts_CC_OPTS)) -C -h -o $@ -s $<
+$(DTRACEPROBES_H): $(DTRACEPROBES_SRC) includes/ghcplatform.h | $(dir $@)/.
+       "$(DTRACE)" $(filter -I%,$(rts_CC_OPTS)) -C -x cpppath=$(WhatGccIsCalled) -h -o $@ -s $<
 
 endif