8310019: MIPS builds are broken after JDK-8304913

Reviewed-by: shade
Backport-of: 33c6ec9d4eb36649a94125aa005dc6b961dcd2c1

Author: Roger Riggs

src/java.base/share/classes/jdk/internal/util/Architecture.java

@@ -42,6 +42,8 @@ public enum Architecture {
     LOONGARCH64,
     S390,
     PPC64,
+    MIPSEL,
+    MIPS64EL
     ;
 
     private static Architecture CURRENT_ARCH = initArch(PlatformProps.CURRENT_ARCH_STRING);
@@ -111,6 +113,22 @@ public static boolean isAARCH64() {
         return PlatformProps.TARGET_ARCH_IS_AARCH64;
     }
 
+    /**
+     * {@return {@code true} if the current architecture is MIPSEL}
+     */
+    @ForceInline
+    public static boolean isMIPSEL() {
+        return PlatformProps.TARGET_ARCH_IS_MIPSEL;
+    }
+
+    /**
+     * {@return {@code true} if the current architecture is MIPS64EL}
+     */
+    @ForceInline
+    public static boolean isMIPS64EL() {
+        return PlatformProps.TARGET_ARCH_IS_MIPS64EL;
+    }
+
     /**
      * {@return the current architecture}
      */

src/java.base/share/classes/jdk/internal/util/PlatformProps.java.template

@@ -58,4 +58,6 @@ class PlatformProps {
     static final boolean TARGET_ARCH_IS_LOONGARCH64 = "@@OPENJDK_TARGET_CPU@@" == "loongarch64";
     static final boolean TARGET_ARCH_IS_S390    = "@@OPENJDK_TARGET_CPU@@" == "s390";
     static final boolean TARGET_ARCH_IS_PPC64   = "@@OPENJDK_TARGET_CPU@@" == "ppc64";
+    static final boolean TARGET_ARCH_IS_MIPSEL  = "@@OPENJDK_TARGET_CPU@@" == "mipsel";
+    static final boolean TARGET_ARCH_IS_MIPS64EL= "@@OPENJDK_TARGET_CPU@@" == "mips64el";
 }

test/jdk/jdk/internal/util/ArchTest.java

@@ -35,6 +35,8 @@
 import static jdk.internal.util.Architecture.S390;
 import static jdk.internal.util.Architecture.X64;
 import static jdk.internal.util.Architecture.X86;
+import static jdk.internal.util.Architecture.MIPSEL;
+import static jdk.internal.util.Architecture.MIPS64EL;
 
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
@@ -74,6 +76,8 @@ public void nameVsCurrent() {
             case "loongarch64" -> LOONGARCH64;
             case "s390x", "s390" -> S390;
             case "ppc64", "ppc64le" -> PPC64;
+            case "mipsel" -> MIPSEL;
+            case "mips64el" -> MIPS64EL;
             default -> OTHER;
         };
         assertEquals(Architecture.current(), arch, "mismatch in Architecture.current vs " + osArch);
@@ -92,6 +96,8 @@ private static Stream<Arguments> archParams() {
                 Arguments.of(RISCV64, Architecture.isRISCV64()),
                 Arguments.of(LOONGARCH64, Architecture.isLOONGARCH64()),
                 Arguments.of(S390, Architecture.isS390()),
+                Arguments.of(MIPSEL, Architecture.isMIPSEL()),
+                Arguments.of(MIPS64EL, Architecture.isMIPS64EL()),
                 Arguments.of(PPC64, Architecture.isPPC64())
         );
     }