From e5e04c4447c05d9bba1cfb65b70b632bbb6cc01b Mon Sep 17 00:00:00 2001
From: Taylor R Campbell <campbell@mumble.net>
Date: Sat, 1 Dec 2018 14:53:19 +0000
Subject: [PATCH] Restore parallel compilation of compiler.

---
 src/Makefile.in | 44 ++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 40 insertions(+), 4 deletions(-)

diff --git a/src/Makefile.in b/src/Makefile.in
index 3d68d8a16..98573e51b 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -246,10 +246,46 @@ syntax-compiler: compile-sf
 	| $(HOST_RUNTIME_ONLY)
 
 .PHONY: compile-compiler
-compile-compiler: syntax-compiler
-	(echo '(with-working-directory-pathname "compiler"' && \
-	 echo '  (lambda () (load "compiler.cbf")))') \
-	| $(HOST_COMPILER)
+compile-compiler: compile-compiler-back
+compile-compiler: compile-compiler-base
+compile-compiler: compile-compiler-fggen
+compile-compiler: compile-compiler-fgopt
+compile-compiler: compile-compiler-machine
+compile-compiler: compile-compiler-rtlbase
+compile-compiler: compile-compiler-rtlgen
+compile-compiler: compile-compiler-rtlopt
+
+.PHONY: compile-compiler-back
+compile-compiler-back: syntax-compiler
+	echo '(compile-directory "compiler/back")' | $(HOST_COMPILER)
+
+.PHONY: compile-compiler-base
+compile-compiler-base: syntax-compiler
+	echo '(compile-directory "compiler/base")' | $(HOST_COMPILER)
+
+.PHONY: compile-compiler-fggen
+compile-compiler-fggen: syntax-compiler
+	echo '(compile-directory "compiler/fggen")' | $(HOST_COMPILER)
+
+.PHONY: compile-compiler-fgopt
+compile-compiler-fgopt: syntax-compiler
+	echo '(compile-directory "compiler/fgopt")' | $(HOST_COMPILER)
+
+.PHONY: compile-compiler-machine
+compile-compiler-machine: syntax-compiler
+	echo '(compile-directory "compiler/machine")' | $(HOST_COMPILER)
+
+.PHONY: compile-compiler-rtlbase
+compile-compiler-rtlbase: syntax-compiler
+	echo '(compile-directory "compiler/rtlbase")' | $(HOST_COMPILER)
+
+.PHONY: compile-compiler-rtlgen
+compile-compiler-rtlgen: syntax-compiler
+	echo '(compile-directory "compiler/rtlgen")' | $(HOST_COMPILER)
+
+.PHONY: compile-compiler-rtlopt
+compile-compiler-rtlopt: syntax-compiler
+	echo '(compile-directory "compiler/rtlopt")' | $(HOST_COMPILER)
 
 .PHONY: bundle-compiler
 bundle-compiler: liarc-bundle-tools
-- 
2.25.1