fix warning

[ghc-hetmet.git] / rts / ghc.mk

diff --git a/rts/ghc.mk b/rts/ghc.mk
index 2bd67de..04dc7a3 100644 (file)
--- a/rts/ghc.mk
+++ b/rts/ghc.mk
@@ -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
@@ -145,7 +146,7 @@ endif
 $(call distdir-way-opts,rts,dist,$1)
 $(call c-suffix-rules,rts,dist,$1,YES)
 $(call cmm-suffix-rules,rts,dist,$1)
-$(call hs-suffix-rules-srcdir,rts,dist,$1,$$(dir))
+$(call hs-suffix-rules-srcdir,rts,dist,$1,.)
 # hs-suffix-rules-srcdir is needed when BootingFromHc to get the .hc rules
 
 rts_$1_LIB_NAME = libHSrts$$($1_libsuf)
@@ -246,10 +247,6 @@ ifeq "$(UseLibFFIForAdjustors)" "YES"
 rts_CC_OPTS += -DUSE_LIBFFI_FOR_ADJUSTORS
 endif
 
-ifeq "$(UseArchivesForGhci)" "YES"
-rts_CC_OPTS += -DUSE_ARCHIVES_FOR_GHCI
-endif
-
 # Mac OS X: make sure we compile for the right OS version
 rts_CC_OPTS += $(MACOSX_DEPLOYMENT_CC_OPTS)
 rts_HC_OPTS += $(addprefix -optc, $(MACOSX_DEPLOYMENT_CC_OPTS))
@@ -313,8 +310,8 @@ rts/RtsUtils_CC_OPTS += -DGhcEnableTablesNextToCode=\"$(GhcEnableTablesNextToCod
 # 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
 #
@@ -322,8 +319,27 @@ rts/RtsUtils_CC_OPTS += -DGhcEnableTablesNextToCode=\"$(GhcEnableTablesNextToCod
 #
 #  ld: warning codegen in _stg_ap_pppv_fast (offset 0x0000005E) prevents image from loading in dyld shared cache
 #
+# On Solaris we get errors like:
+#
+# Text relocation remains                         referenced
+#     against symbol                  offset      in file
+# .rodata (section)                   0x11        rts/dist/build/Apply.dyn_o
+#   ...
+# ld: fatal: relocations remain against allocatable but non-writable sections
+# collect2: ld returned 1 exit status
+
+ifeq "$(TargetArch_CPP)" "i386"
+i386_SPEED_HACK := "YES"
+ifeq "$(TargetOS_CPP)" "darwin"
+i386_SPEED_HACK := "NO"
+endif
+ifeq "$(TargetOS_CPP)" "solaris2"
+i386_SPEED_HACK := "NO"
+endif
+endif
+
 ifeq "$(TargetArch_CPP)" "i386"
-ifneq "$(TargetOS_CPP)" "darwin"
+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
@@ -419,7 +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
 
@@ -440,14 +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) includes/ghcplatform.h | $(dir $@)/.
-       "$(DTRACE)" $(filter -I%,$(rts_CC_OPTS)) -C -h -o $@ -s $<
+       "$(DTRACE)" $(filter -I%,$(rts_CC_OPTS)) -C -x cpppath=$(WhatGccIsCalled) -h -o $@ -s $<
 
 endif