java/openjdk8: allow using DSCR on powerpc64

DSCR was disabled because of a bug in stable/12.
Additionally, remove ELFv1 support.

java/openjdk8/Makefile

@@ -1,5 +1,6 @@
 PORTNAME=	openjdk
 PORTVERSION=	${JDK_MAJOR_VERSION}.${JDK_UPDATE_VERSION}.${JDK_BUILD_NUMBER}.${BSD_JDK_VERSION}
+PORTREVISION=	1
 CATEGORIES=	java devel
 MASTER_SITES=	LOCAL/jkim:jtreg
 PKGNAMESUFFIX?=	${JDK_MAJOR_VERSION}
@@ -233,12 +234,7 @@ MAKE_ARGS+=	USE_PRECOMPILED_HEADER=0
 .endif
 .endif
 
-.if defined(PPC_ABI) && ${PPC_ABI} == ELFv2
-EXTRA_PATCHES+= ${FILESDIR}/extra-patch-ppc64-elfv2
-MAKE_ARGS+=	USE_PRECOMPILED_HEADER=0
-.endif
-
-.if ${ARCH} == powerpc64le
+.if ${ARCH:Mpowerpc64*}
 MAKE_ARGS+=	USE_PRECOMPILED_HEADER=0
 .endif
 

java/openjdk8/files/patch-common_autoconf_flags.m4

@@ -0,0 +1,11 @@
+--- common/autoconf/flags.m4.orig	2024-01-02 12:56:28 UTC
++++ common/autoconf/flags.m4
+@@ -642,7 +642,7 @@ AC_DEFUN_ONCE([FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK],
+       CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DVM_BIG_ENDIAN"
+     fi
+   fi
+-  if test "x$OPENJDK_TARGET_CPU" = xppc64le; then
++  if test "x$OPENJDK_TARGET_CPU" = xppc64le -o "x$OPENJDK_TARGET_CPU" = xppc64; then
+     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DABI_ELFv2"
+   fi
+

java/openjdk8/files/patch-common_autoconf_generated-configure.sh

@@ -0,0 +1,11 @@
+--- common/autoconf/generated-configure.sh.orig	2024-01-02 12:56:13 UTC
++++ common/autoconf/generated-configure.sh
+@@ -43317,7 +43317,7 @@ $as_echo "$supports" >&6; }
+       CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DVM_BIG_ENDIAN"
+     fi
+   fi
+-  if test "x$OPENJDK_TARGET_CPU" = xppc64le; then
++  if test "x$OPENJDK_TARGET_CPU" = xppc64le -o "x$OPENJDK_TARGET_CPU" = xppc64; then
+     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DABI_ELFv2"
+   fi
+

java/openjdk8/files/patch-hotspot_make_bsd_makefiles_ppc64.make

@@ -0,0 +1,15 @@
+--- hotspot/make/bsd/makefiles/ppc64.make.orig	2024-01-02 13:01:01 UTC
++++ hotspot/make/bsd/makefiles/ppc64.make
+@@ -37,11 +37,7 @@ ifeq ($(OPENJDK_TARGET_CPU_ENDIAN),big)
+ endif
+
+ ifeq ($(OPENJDK_TARGET_CPU_ENDIAN),big)
+-  # fixes `relocation truncated to fit' error for gcc 4.1.
+-  CFLAGS += -mminimal-toc
+-
+-  # finds use ppc64 instructions, but schedule for power5
+-  CFLAGS += -mcpu=powerpc64 -mtune=power5 -minsert-sched-nops=regroup_exact -mno-multiple -mno-string
++  CFLAGS += -mcpu=powerpc64 -mtune=power5 -DABI_ELFv2
+ else
+   # Little endian machine uses ELFv2 ABI.
+   CFLAGS += -DVM_LITTLE_ENDIAN -DABI_ELFv2