File riscv64-zero.patch of Package java-9-openjdk

Index: jdk9u-2e265b4b8622/common/autoconf/build-aux/autoconf-config.sub
===================================================================
--- jdk9u-2e265b4b8622.orig/common/autoconf/build-aux/autoconf-config.sub
+++ jdk9u-2e265b4b8622/common/autoconf/build-aux/autoconf-config.sub
@@ -302,6 +302,7 @@ case $basic_machine in
 	| pdp10 | pdp11 | pj | pjl \
 	| powerpc | powerpc64 | powerpc64le | powerpcle | ppcbe \
 	| pyramid \
+	| riscv32 | riscv64 \
 	| score \
 	| sh | sh[1234] | sh[24]a | sh[23]e | sh[34]eb | sheb | shbe | shle | sh[1234]le | sh3ele \
 	| sh64 | sh64le \
@@ -383,6 +384,7 @@ case $basic_machine in
 	| pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \
 	| powerpc-* | powerpc64-* | powerpc64le-* | powerpcle-* | ppcbe-* \
 	| pyramid-* \
+	| riscv32-* | riscv64-* \
 	| romp-* | rs6000-* \
 	| sh-* | sh[1234]-* | sh[24]a-* | sh[23]e-* | sh[34]eb-* | sheb-* | shbe-* \
 	| shle-* | sh[1234]le-* | sh3ele-* | sh64-* | sh64le-* \
Index: jdk9u-2e265b4b8622/common/autoconf/platform.m4
===================================================================
--- jdk9u-2e265b4b8622.orig/common/autoconf/platform.m4
+++ jdk9u-2e265b4b8622/common/autoconf/platform.m4
@@ -96,6 +96,12 @@ AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU
       VAR_CPU_BITS=64
       VAR_CPU_ENDIAN=big
       ;;
+    riscv64)
+      VAR_CPU=riscv64
+      VAR_CPU_ARCH=riscv
+      VAR_CPU_BITS=64
+      VAR_CPU_ENDIAN=little
+      ;;
     *)
       AC_MSG_ERROR([unsupported cpu $1])
       ;;
@@ -426,6 +432,8 @@ AC_DEFUN([PLATFORM_SETUP_LEGACY_VARS_HEL
     HOTSPOT_$1_CPU_DEFINE=S390
   elif test "x$OPENJDK_$1_CPU" = xs390x; then
     HOTSPOT_$1_CPU_DEFINE=S390
+  elif test "x$OPENJDK_$1_CPU" = riscv64; then
+    HOTSPOT_$1_CPU_DEFINE=RISCV
   elif test "x$OPENJDK_$1_CPU" != x; then
     HOTSPOT_$1_CPU_DEFINE=$(echo $OPENJDK_$1_CPU | tr a-z A-Z)
   fi
Index: jdk9u-2e265b4b8622/hotspot/src/os/linux/vm/os_linux.cpp
===================================================================
--- jdk9u-2e265b4b8622.orig/hotspot/src/os/linux/vm/os_linux.cpp
+++ jdk9u-2e265b4b8622/hotspot/src/os/linux/vm/os_linux.cpp
@@ -288,7 +288,7 @@ void os::init_system_properties_values()
   //        1: ...
   //        ...
   //        7: The default directories, normally /lib and /usr/lib.
-#if defined(AMD64) || (defined(_LP64) && defined(SPARC)) || defined(PPC64) || defined(S390)
+#if defined(AMD64) || (defined(_LP64) && defined(SPARC)) || defined(PPC64) || defined(S390) || (defined(_LP64) && defined(RISCV))
   #define DEFAULT_LIBPATH "/usr/lib64:/lib64:/lib:/usr/lib"
 #else
   #define DEFAULT_LIBPATH "/lib:/usr/lib"
@@ -1743,6 +1743,9 @@ void * os::dll_load(const char *filename
 #ifndef EM_AARCH64
   #define EM_AARCH64    183               /* ARM AARCH64 */
 #endif
+#ifndef EM_RISCV
+  #define EM_RISCV      243               /* RISC-V */
+#endif
 
   static const arch_t arch_array[]={
     {EM_386,         EM_386,     ELFCLASS32, ELFDATA2LSB, (char*)"IA 32"},
@@ -1766,6 +1769,7 @@ void * os::dll_load(const char *filename
     {EM_PARISC,      EM_PARISC,  ELFCLASS32, ELFDATA2MSB, (char*)"PARISC"},
     {EM_68K,         EM_68K,     ELFCLASS32, ELFDATA2MSB, (char*)"M68k"},
     {EM_AARCH64,     EM_AARCH64, ELFCLASS64, ELFDATA2LSB, (char*)"AARCH64"},
+    {EM_RISCV,       EM_RISCV,   ELFCLASS64, ELFDATA2LSB, (char*)"RISCV"},
   };
 
 #if  (defined IA32)
@@ -1798,6 +1802,8 @@ void * os::dll_load(const char *filename
   static  Elf32_Half running_arch_code=EM_MIPS;
 #elif  (defined M68K)
   static  Elf32_Half running_arch_code=EM_68K;
+#elif  (defined RISCV)
+  static  Elf32_Half running_arch_code=EM_RISCV;
 #else
     #error Method os::dll_load requires that one of following is defined:\
         AARCH64, ALPHA, ARM, AMD64, IA32, IA64, M68K, MIPS, MIPSEL, PARISC, __powerpc__, __powerpc64__, S390, __sparc