Support for Sun Studio compiler on Linux

This basically takes some build system code that was previously labeled
"Solaris" and ties it to the compiler rather than the operating system.

Author: Julius Stroffek <Julius.Stroffek@Sun.COM>

src/Makefile.global.in

@@ -1,5 +1,5 @@
 # -*-makefile-*-
-# $PostgreSQL: pgsql/src/Makefile.global.in,v 1.244 2008/10/03 15:35:17 petere Exp $
+# $PostgreSQL: pgsql/src/Makefile.global.in,v 1.245 2008/10/29 16:06:46 petere Exp $
 
 #------------------------------------------------------------------------------
 # All PostgreSQL makefiles include this file and use the variables it sets,
@@ -213,6 +213,7 @@ endif # not PGXS
 
 CC = @CC@
 GCC = @GCC@
+SUN_STUDIO_CC = @SUN_STUDIO_CC@
 CFLAGS = @CFLAGS@
 
 # Kind-of compilers

src/backend/port/Makefile

@@ -13,7 +13,7 @@
 # be converted to Method 2.  
 #
 # IDENTIFICATION
-#    $PostgreSQL: pgsql/src/backend/port/Makefile,v 1.26 2008/02/19 15:29:58 petere Exp $
+#    $PostgreSQL: pgsql/src/backend/port/Makefile,v 1.27 2008/10/29 16:06:46 petere Exp $
 #
 #-------------------------------------------------------------------------
 
@@ -33,8 +33,8 @@ endif
 include $(top_srcdir)/src/backend/common.mk
 
 tas.o: tas.s
-ifeq ($(PORTNAME), solaris)
-# preprocess assembler file with cpp, used by x86
+ifeq ($(SUN_STUDIO_CC), yes)
+# preprocess assembler file with cpp
 	$(CC) $(CFLAGS) -c -P $<
 	mv $*.i $*_cpp.s
 	$(CC) $(CFLAGS) -c $*_cpp.s -o $@

src/backend/port/tas/sunstudio_sparc.s

@@ -1,6 +1,15 @@
-!=======================================================================
-! solaris_sparc.s -- compare and swap for solaris_sparc
-!=======================================================================
+!-------------------------------------------------------------------------
+!
+! sunstudio_sparc.s
+!	  compare and swap for Sun Studio on Sparc
+!
+! Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
+! Portions Copyright (c) 1994, Regents of the University of California
+!
+! IDENTIFICATION
+!	  $PostgreSQL: pgsql/src/backend/port/tas/sunstudio_sparc.s,v 1.1 2008/10/29 16:06:47 petere Exp $
+!
+!-------------------------------------------------------------------------
 
 ! Fortunately the Sun compiler can process cpp conditionals with -P
 

src/backend/port/tas/sunstudio_x86.s

@@ -1,6 +1,15 @@
-/=======================================================================
-/ solaris_i386.s -- compare and swap for solaris_i386
-/=======================================================================
+/-------------------------------------------------------------------------
+/
+/ sunstudio_x86.s
+/	  compare and swap for Sun Studio on x86
+/
+/ Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
+/ Portions Copyright (c) 1994, Regents of the University of California
+/
+/ IDENTIFICATION
+/	  $PostgreSQL: pgsql/src/backend/port/tas/sunstudio_x86.s,v 1.1 2008/10/29 16:06:47 petere Exp $
+/
+/-------------------------------------------------------------------------
 
 / Fortunately the Sun compiler can process cpp conditionals with -P
 

src/include/storage/s_lock.h

@@ -66,7 +66,7 @@
  * Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- *	  $PostgreSQL: pgsql/src/include/storage/s_lock.h,v 1.164 2008/01/01 19:45:59 momjian Exp $
+ *	  $PostgreSQL: pgsql/src/include/storage/s_lock.h,v 1.165 2008/10/29 16:06:47 petere Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -578,7 +578,7 @@ typedef unsigned char slock_t;
 #endif
 
 
-#endif	/* __GNUC__ */
+#endif	/* defined(__GNUC__) || defined(__INTEL_COMPILER) */
 
 
 
@@ -782,7 +782,7 @@ typedef unsigned char slock_t;
 #endif
 
 
-#if defined(__sun) && (defined(__i386) || defined(__x86_64__) || defined(__sparc__) || defined(__sparc))
+#if defined(__SUNPRO_C) && (defined(__i386) || defined(__x86_64__) || defined(__sparc__) || defined(__sparc))
 #define HAS_TEST_AND_SET
 
 #if defined(__i386) || defined(__x86_64__) || defined(__sparcv9) || defined(__sparcv8plus)

src/template/linux

@@ -1,7 +1,30 @@
-# $PostgreSQL: pgsql/src/template/linux,v 1.30 2007/09/21 02:33:46 tgl Exp $
+# $PostgreSQL: pgsql/src/template/linux,v 1.31 2008/10/29 16:06:47 petere Exp $
 
 # Force _GNU_SOURCE on; plperl is broken with Perl 5.8.0 otherwise
 CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
 
 # If --enable-profiling is specified, we need -DLINUX_PROFILE
 PLATFORM_PROFILE_FLAGS="-DLINUX_PROFILE"
+
+if test "$SUN_STUDIO_CC" = "yes" ; then
+  CC="$CC -Xa"			# relaxed ISO C mode
+  CFLAGS="-v"			# -v is like gcc -Wall
+  if test "$enable_debug" != yes; then
+    CFLAGS="$CFLAGS -O"		# any optimization breaks debug
+  fi
+
+  # Pick the right test-and-set (TAS) code for the Sun compiler.
+  # We would like to use in-line assembler, but the compiler
+  # requires *.il files to be on every compile line, making
+  # the build system too fragile.
+  case $host_cpu in
+    sparc)
+	need_tas=yes
+	tas_file=sunstudio_sparc.s
+    ;;
+    i?86|x86_64)
+	need_tas=yes
+	tas_file=sunstudio_x86.s
+    ;;
+  esac
+fi

src/template/solaris

@@ -1,22 +1,22 @@
-if test "$GCC" != yes ; then
+if test "$SUN_STUDIO_CC" = yes ; then
   CC="$CC -Xa"			# relaxed ISO C mode
-  CFLAGS="-v -DSUNOS4_CC"	# -v is like gcc -Wall
+  CFLAGS="-v"			# -v is like gcc -Wall
   if test "$enable_debug" != yes; then
     CFLAGS="$CFLAGS -O"		# any optimization breaks debug
   fi
 
   # Pick the right test-and-set (TAS) code for the Sun compiler.
   # We would like to use in-line assembler, but the compiler
-  # requires *.il files to be on every compile line, making 
+  # requires *.il files to be on every compile line, making
   # the build system too fragile.
-  case $host in
-    sparc-*-solaris*)
+  case $host_cpu in
+    sparc)
 	need_tas=yes
-	tas_file=solaris_sparc.s
+	tas_file=sunstudio_sparc.s
     ;;
-    i?86-*-solaris*)
+    i?86|x86_64)
 	need_tas=yes
-	tas_file=solaris_x86.s
+	tas_file=sunstudio_x86.s
     ;;
   esac
 fi