X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=rts%2FMakefile;h=9828f55414b25876b019b2880b2fe9c11e457998;hb=819d8189dddeb05e881bc641f0a6ab2cd14ee1ad;hp=b1111a027fba4ac26752d31a202153a8146092e2;hpb=b1953bbb1ed3cb16497e5447db7487f0c2d9e41a;p=ghc-hetmet.git

diff --git a/rts/Makefile b/rts/Makefile
index b1111a0..9828f55 100644
--- a/rts/Makefile
+++ b/rts/Makefile
@@ -119,6 +119,11 @@ SRC_CC_OPTS += $(STANDARD_OPTS)
 SRC_CC_OPTS += $(GhcRtsCcOpts)
 SRC_HC_OPTS += $(GhcRtsHcOpts)
 
+ifneq "$(GhcWithSMP)" "YES"
+SRC_CC_OPTS += -DNOSMP
+SRC_HC_OPTS += -optc-DNOSMP
+endif
+
 ifneq "$(DLLized)" "YES"
 SRC_HC_OPTS += -static
 endif
@@ -315,10 +320,18 @@ SRC_HC_OPTS += -optc-fno-stack-protector
 endif
 
 # -O3 helps unroll some loops (especially in copy() with a constant argument).
-# -fno-strict-aliasing is a hack because we often mix StgPtr and StgClosure pointers
-# to the same object, and gcc will assume these don't alias.  eg. it happens in
-# copy() with gcc 3.4.3, the upd_evacee() assigments get moved before the object copy.
-GC_HC_OPTS += -optc-O3 -optc-fno-strict-aliasing
+GC_HC_OPTS += -optc-O3
+
+# Without this, thread_obj will not be inlined (at least on x86 with GCC 4.1.0)
+GCCompact_HC_OPTS += -optc-finline-limit=2500
+
+# -fno-strict-aliasing is required for the runtime, because we often
+# use a variety of types to represent closure pointers (StgPtr,
+# StgClosure, StgMVar, etc.), and without -fno-strict-aliasing gcc is
+# allowed to assume that these pointers do not alias.  eg. without
+# this flag we get problems in GC.c:copy() with gcc 3.4.3, the
+# upd_evacee() assigments get moved before the object copy.
+SRC_CC_OPTS += -fno-strict-aliasing
 
 # Cmm must be compiled via-C for now, because the NCG can't handle loops
 SRC_HC_OPTS += -fvia-C