src/hotspot/os/linux/os_linux.cpp

rev 49193 : 8199138: Add RISC-V support to Zero
Reviewed-by: duke

@@ -1752,10 +1752,11 @@
     {EM_MIPS_RS3_LE, EM_MIPS_RS3_LE, ELFCLASS32, ELFDATA2LSB, (char*)"MIPSel"},
     {EM_MIPS,        EM_MIPS,    ELFCLASS32, ELFDATA2MSB, (char*)"MIPS"},
     {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)
   static  Elf32_Half running_arch_code=EM_386;
 #elif   (defined AMD64)

@@ -1768,10 +1769,12 @@
   static  Elf32_Half running_arch_code=EM_SPARC;
 #elif  (defined __powerpc64__)
   static  Elf32_Half running_arch_code=EM_PPC64;
 #elif  (defined __powerpc__)
   static  Elf32_Half running_arch_code=EM_PPC;
+#elif  (defined RISCV)
+  static  Elf32_Half running_arch_code=EM_RISCV;
 #elif  (defined AARCH64)
   static  Elf32_Half running_arch_code=EM_AARCH64;
 #elif  (defined ARM)
   static  Elf32_Half running_arch_code=EM_ARM;
 #elif  (defined S390)

@@ -2303,10 +2306,12 @@
   strncpy(cpuinfo, "x86_32", length);
 #elif defined(IA64)
   strncpy(cpuinfo, "IA64", length);
 #elif defined(PPC)
   strncpy(cpuinfo, "PPC64", length);
+#elif defined(RISCV)
+  strncpy(cpuinfo, "RISCV", length);
 #elif defined(S390)
   strncpy(cpuinfo, "S390", length);
 #elif defined(SPARC)
   strncpy(cpuinfo, "sparcv9", length);
 #elif defined(ZERO_LIBARCH)