Disable ppc_stack_overflow_fix.patch

Signed-off-by: David Abdurachmanov <david.abdurachmanov@gmail.com>

java-9-openjdk-riscv64.patch

@@ -0,0 +1,71 @@
+diff --git a/openjdk/common/autoconf/platform.m4 b/openjdk/common/autoconf/platform.m4
+index 0dbf74cbe..dcf3f747b 100644
+--- a/openjdk/common/autoconf/platform.m4
++++ b/openjdk/common/autoconf/platform.m4
+@@ -96,6 +96,18 @@ AC_DEFUN([PLATFORM_EXTRACT_VARS_FROM_CPU],
+       VAR_CPU_BITS=64
+       VAR_CPU_ENDIAN=big
+       ;;
++    riscv32)
++      VAR_CPU=riscv32
++      VAR_CPU_ARCH=riscv
++      VAR_CPU_BITS=32
++      VAR_CPU_ENDIAN=little
++      ;;
++    riscv64)
++      VAR_CPU=riscv64
++      VAR_CPU_ARCH=riscv
++      VAR_CPU_BITS=64
++      VAR_CPU_ENDIAN=little
++      ;;
+     *)
+       AC_MSG_ERROR([unsupported cpu $1])
+       ;;
+diff --git a/openjdk/hotspot/src/os/linux/vm/os_linux.cpp b/openjdk/hotspot/src/os/linux/vm/os_linux.cpp
+index bcce508e0..6e2659d12 100644
+--- a/openjdk/hotspot/src/os/linux/vm/os_linux.cpp
++++ b/openjdk/hotspot/src/os/linux/vm/os_linux.cpp
+@@ -1743,6 +1743,9 @@ void * os::dll_load(const char *filename, char *ebuf, int ebuflen) {
+ #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, char *ebuf, int ebuflen) {
+     {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,   ELFCLASSNONE, ELFDATA2MSB, (char*)"RISC-V"},
+   };
+ 
+ #if  (defined IA32)
+@@ -1798,9 +1802,11 @@ void * os::dll_load(const char *filename, char *ebuf, int ebuflen) {
+   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
++        AARCH64, ALPHA, ARM, AMD64, IA32, IA64, M68K, MIPS, MIPSEL, PARISC, __powerpc__, __powerpc64__, S390, __sparc, __riscv
+ #endif
+ 
+   // Identify compatability class for VM's architecture and library's architecture
+@@ -1833,10 +1839,12 @@ void * os::dll_load(const char *filename, char *ebuf, int ebuflen) {
+   }
+ 
+ #ifndef S390
++#ifndef __riscv
+   if (lib_arch.elf_class != arch_array[running_arch_index].elf_class) {
+     ::snprintf(diag_msg_buf, diag_msg_max_length-1," (Possible cause: architecture word width mismatch)");
+     return NULL;
+   }
++#endif // !__riscv
+ #endif // !S390
+ 
+   if (lib_arch.compat_class != arch_array[running_arch_index].compat_class) {

java-9-openjdk.spec

@@ -113,6 +113,9 @@
 %ifarch %{aarch64}
 %global archinstall aarch64
 %endif
+%ifarch riscv64
+%global archinstall riscv64
+%endif
 # 32 bit sparc, optimized for v9
 %ifarch sparcv9
 %global archinstall sparc
@@ -853,7 +856,7 @@ Provides: java-%{javaver}-%{origin}-accessiblity = %{epoch}:%{version}-%{release
 
 Name:    java-%{majorver}-%{origin}
 Version: %{newjavaver}.%{buildver}
-Release: 4%{?dist}
+Release: 4.1.riscv64%{?dist}
 # java-1.5.0-ibm from jpackage.org set Epoch to 1 for unknown reasons,
 # and this change was brought into RHEL-4.  java-1.5.0-ibm packages
 # also included the epoch in their virtual provides.  This created a
@@ -900,6 +903,10 @@ Source13: TestCryptoLevel.java
 # Ensure ECDSA is working
 Source14: TestECDSA.java
 
+# New versions of config files with RISC-V (riscv64) support.
+Source100: config.guess
+Source101: config.sub
+
 # RPM/distribution specific patches
 
 # Ignore AWTError when assistive technologies are loaded 
@@ -924,10 +931,11 @@ Patch101: sorted-diff.patch
 Patch102: java-1.9.0-openjdk-size_t.patch
 Patch103: hotspot-min-max-macros.patch
 Patch104: bootcycle_jobs.patch
+Patch105: java-9-openjdk-riscv64.patch
 
 #Patch300: jstack-pr1845.patch
 
-Patch400: ppc_stack_overflow_fix.patch 
+#Patch400: ppc_stack_overflow_fix.patch 
 Patch401: aarch64BuildFailure.patch
 
 # Non-OpenJDK fixes
@@ -1210,6 +1218,10 @@ if [ $prioritylength -ne 7 ] ; then
 fi
 cp %{SOURCE2} .
 
+# Update config.{guess,sub} with RISC-V (riscv64) support
+cp %{SOURCE100} openjdk/common/autoconf/build-aux/
+cp %{SOURCE101} openjdk/common/autoconf/build-aux/
+
 # OpenJDK patches
 
 # Remove libraries that are linked
@@ -1232,9 +1244,12 @@ sh %{SOURCE12}
 #%patch103 -p1
 %patch104 -p1
 
+# Add support for RISC-V (riscv64)
+%patch105 -p2
+
 # Zero PPC fixes.
 #  TODO: propose them upstream
-%patch400 -p1
+#patch400 -p1
 
 %patch401 -p1
 popd
@@ -1294,7 +1309,7 @@ export NUM_PROC=${NUM_PROC:-1}
 [ ${NUM_PROC} -gt %{?_smp_ncpus_max} ] && export NUM_PROC=%{?_smp_ncpus_max}
 %endif
 
-%ifarch s390x sparc64 alpha %{power64} %{aarch64}
+%ifarch s390x sparc64 alpha %{power64} %{aarch64} riscv64
 export ARCH_DATA_MODEL=64
 %endif
 %ifarch alpha
@@ -1819,6 +1834,9 @@ require "copy_jdk_configs.lua"
 
 
 %changelog
+* Thu Sep 27 2018 David Abdurachmanov <david.abdurachmanov@gmail.com> - 1:9.0.1.11-4.1.riscv64
+- Add support for RISC-V (riscv64)
+
 * Wed Nov 22 2017 jvanek <jvanek@redhat.com> - 1:9.0.1.11-4
 - added link to cacerts
 - unlike jdk8, cacert link is absolute link