eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS), [...]): Disallow -m64.

	* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
	config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
	-m64.

testsuite:
	* gcc.dg/ppc-spe64-1.c: New test.

From-SVN: r89048

gcc/ChangeLog

+2004-10-14  Joseph S. Myers  <joseph@codesourcery.com>
+
+	* config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
+	config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
+	-m64.
+
 2004-10-14  Ulrich Weigand  <uweigand@de.ibm.com>
 
 	* reload.c (find_reloads): When reloading a PLUS with constant

gcc/config/rs6000/eabispe.h

@@ -40,7 +40,9 @@
   if (rs6000_spe_string == NULL) \
     rs6000_spe = 1; \
   if (rs6000_isel_string == NULL) \
-    rs6000_isel = 1
+    rs6000_isel = 1; \
+  if (target_flags & MASK_64BIT) \
+    error ("-m64 not supported in this configuration")
 
 /* The e500 ABI says that either long doubles are 128 bits, or if
    implemented in any other size, the compiler/linker should error out.

gcc/config/rs6000/linuxspe.h

@@ -53,7 +53,9 @@
   if (rs6000_spe_string == NULL) \
     rs6000_spe = 1; \
   if (rs6000_isel_string == NULL) \
-    rs6000_isel = 1
+    rs6000_isel = 1; \
+  if (target_flags & MASK_64BIT) \
+    error ("-m64 not supported in this configuration")
 
 /* The e500 ABI says that either long doubles are 128 bits, or if
    implemented in any other size, the compiler/linker should error out.

gcc/testsuite/ChangeLog

+2004-10-14  Joseph S. Myers  <joseph@codesourcery.com>
+
+	* gcc.dg/ppc-spe64-1.c: New test.
+
 2004-10-14  Devang Patel  <dpatel@apple.com>
 
 	PR 17635

gcc/testsuite/gcc.dg/ppc-spe64-1.c

+/* Test that SPE targets do not permit -m64.  */
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile { target powerpc-*-*spe } } */
+/* { dg-options "-m64" } */
+
+/* { dg-error "-m64 not supported in this configuration" "SPE not 64-bit" { target *-*-* } 0 } */