From: Niels Möller <nisse@lysator.liu.se>
Date: Sat, 29 Aug 2020 13:10:46 +0000 (+0200)
Subject: Enable powerpc64 assembly only for 64-bit builds.
X-Git-Tag: nettle_3.7rc1~75
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1b75cecc4f55797e80322325fd559d9e694c26e0;p=thirdparty%2Fnettle.git

Enable powerpc64 assembly only for 64-bit builds.

Based on patch by Mamone Tarsha.
---

diff --git a/configure.ac b/configure.ac
index d18ddf03..666b2f4a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -322,6 +322,17 @@ case "$host_cpu" in
     AC_TRY_COMPILE([
 #if defined(__sgi) && defined(__LP64__)
 #error 64-bit mips
+#endif
+    ], [], [
+      ABI=32
+    ], [
+      ABI=64
+    ])
+    ;;
+  *powerpc64*)
+    AC_TRY_COMPILE([
+#if defined(__PPC64__)
+#error 64-bit powerpc
 #endif
     ], [], [
       ABI=32
@@ -444,13 +455,15 @@ if test "x$enable_assembler" = xyes ; then
       fi
       ;;
     *powerpc64*)
-      asm_path="powerpc64"
-      if test "x$enable_fat" = xyes ; then
-	asm_path="powerpc64/fat $asm_path"
-	OPT_NETTLE_SOURCES="fat-ppc.c $OPT_NETTLE_SOURCES"
-	FAT_TEST_LIST="none crypto_ext"
-      elif test "x$enable_power_crypto_ext" = xyes ; then
-        asm_path="powerpc64/p8 $asm_path"
+      if test "$ABI" = 64 ; then
+	asm_path="powerpc64"
+	if test "x$enable_fat" = xyes ; then
+	  asm_path="powerpc64/fat $asm_path"
+	  OPT_NETTLE_SOURCES="fat-ppc.c $OPT_NETTLE_SOURCES"
+	  FAT_TEST_LIST="none crypto_ext"
+	elif test "x$enable_power_crypto_ext" = xyes ; then
+          asm_path="powerpc64/p8 $asm_path"
+	fi
       fi
       ;;