make/autoconf/platform.m4

rev 49266 : 8199138: Add RISC-V support to Zero
Reviewed-by: aph, erikj, ehelin

@@ -106,10 +106,16 @@
       VAR_CPU=ppc64le
       VAR_CPU_ARCH=ppc
       VAR_CPU_BITS=64
       VAR_CPU_ENDIAN=little
       ;;
+    riscv64)
+      VAR_CPU=riscv64
+      VAR_CPU_ARCH=riscv64
+      VAR_CPU_BITS=64
+      VAR_CPU_ENDIAN=little
+      ;;
     s390)
       VAR_CPU=s390
       VAR_CPU_ARCH=s390
       VAR_CPU_BITS=32
       VAR_CPU_ENDIAN=big

@@ -467,10 +473,12 @@
   # The cpu defines below are for zero, we don't support them directly.
   elif test "x$OPENJDK_$1_CPU" = xsparc; then
     HOTSPOT_$1_CPU_DEFINE=SPARC
   elif test "x$OPENJDK_$1_CPU" = xppc; then
     HOTSPOT_$1_CPU_DEFINE=PPC32
+  elif test "x$OPENJDK_$1_CPU" = xriscv64; then
+    HOTSPOT_$1_CPU_DEFINE=RISCV64
   elif test "x$OPENJDK_$1_CPU" = xs390; then
     HOTSPOT_$1_CPU_DEFINE=S390
   elif test "x$OPENJDK_$1_CPU" = xs390x; then
     HOTSPOT_$1_CPU_DEFINE=S390
   elif test "x$OPENJDK_$1_CPU" != x; then