X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2FMakefile;h=639076a0bbed8fac31c930b78df7d88fcf6ba2ac;hp=f85e1c893cf14d023aa52e9b48df87bd63bbb3e9;hb=7fc01c4671980ea3c66d549c0ece4d82fd3f5ade;hpb=34cc75e1a62638f2833815746ebce0a9114dc26b

diff --git a/compiler/Makefile b/compiler/Makefile
index f85e1c8..639076a 100644
--- a/compiler/Makefile
+++ b/compiler/Makefile
@@ -1,16 +1,47 @@
+# -----------------------------------------------------------------------------
+#
+# (c) 2009 The University of Glasgow
+#
+# This file is part of the GHC build system.
+#
+# To understand how the build system works and how to modify it, see
+#      http://hackage.haskell.org/trac/ghc/wiki/Building/Architecture
+#      http://hackage.haskell.org/trac/ghc/wiki/Building/Modifying
+#
+# -----------------------------------------------------------------------------
+
+# If the user says 'make' or 'make stage=2' here, we behave as if they were
+# in the ghc directory instead, so that the executable GHC gets built.
+.PHONY: default_to_ghc all_ghc
+default_to_ghc : all_ghc
+
 dir = compiler
 TOP = ..
 SPEC_TARGETS = 1 2 3
 include $(TOP)/mk/sub-makefile.mk
 
+all_ghc :
+	+$(TOPMAKE) all_ghc $(EXTRA_MAKE_OPTS)
+
+FAST_MAKE_OPTS += compiler_stage1_NO_BUILD_DEPS=YES compiler_stage2_NO_BUILD_DEPS=YES compiler_stage3_NO_BUILD_DEPS=YES
+
 .PHONY: 1 2 3
 
 1:
-	+$(TOPMAKE) stage=1 all_ghc_stage1 compiler_stage1_NO_BUILD_DEPS=YES
+	+$(TOPMAKE) stage=1 all_ghc_stage1 $(FAST_MAKE_OPTS) NO_STAGE1_DEPS=YES NO_STAGE2_DEPS=YES
 
 2:
-	+$(TOPMAKE) stage=2 all_ghc_stage2 compiler_stage2_NO_BUILD_DEPS=YES
+	+$(TOPMAKE) stage=2 all_ghc_stage2 $(FAST_MAKE_OPTS) NO_STAGE2_DEPS=YES
 
 3:
-	+$(TOPMAKE) stage=3 all_ghc_stage3 compiler_stage3_NO_BUILD_DEPS=YES
+	+$(TOPMAKE) stage=3 all_ghc_stage3 $(FAST_MAKE_OPTS) NO_STAGE3_DEPS=YES
 
+.PHONY: extra-help
+help : extra-help
+extra-help :
+	@echo "  make 1"
+	@echo "  make 2"
+	@echo "  make 3"
+	@echo
+	@echo "     Build the stage 1, 2 or 3 GHC respectively, omitting dependencies"
+	@echo "     and initial phases for speed."