Remove MIPS support from dex2oat.

Test: aosp_taimen-userdebug boots.
Test: m test-art-host-gtest
Test: testrunner.py --host --optimizing
Bug: 147346243
Change-Id: Id29631ca0344d5bd4fcc8df7605580c9ed628f72

build/apex/art_apex_test.py

@@ -772,9 +772,6 @@ def run(self):
     self._checker.check_art_test_executable('verifier_deps_test')
     # These tests depend on a specific code generator and are conditionally included.
     self._checker.check_optional_art_test_executable('relative_patcher_arm64_test')
-    self._checker.check_optional_art_test_executable('relative_patcher_mips32r6_test')
-    self._checker.check_optional_art_test_executable('relative_patcher_mips64_test')
-    self._checker.check_optional_art_test_executable('relative_patcher_mips_test')
     self._checker.check_optional_art_test_executable('relative_patcher_thumb2_test')
     self._checker.check_optional_art_test_executable('relative_patcher_x86_64_test')
     self._checker.check_optional_art_test_executable('relative_patcher_x86_test')

cmdline/cmdline.h

@@ -221,7 +221,7 @@ struct CmdlineArgs {
         "               (specifies /system/framework/<arch>/boot.art as the image file)\n"
         "\n";
     usage += android::base::StringPrintf(  // Optional.
-        "  --instruction-set=(arm|arm64|mips|mips64|x86|x86_64): for locating the image\n"
+        "  --instruction-set=(arm|arm64|x86|x86_64): for locating the image\n"
         "      file based on the image location set.\n"
         "      Example: --instruction-set=x86\n"
         "      Default: %s\n"

dex2oat/Android.bp

@@ -42,16 +42,6 @@ art_cc_defaults {
                 "linker/arm64/relative_patcher_arm64.cc",
             ],
         },
-        mips: {
-            srcs: [
-                "linker/mips/relative_patcher_mips.cc",
-            ],
-        },
-        mips64: {
-            srcs: [
-                "linker/mips64/relative_patcher_mips64.cc",
-            ],
-        },
         x86: {
             srcs: [
                 "linker/x86/relative_patcher_x86.cc",
@@ -232,16 +222,6 @@ cc_defaults {
                 profile_file: "art/dex2oat_x86_x86_64.profdata",
             },
         },
-        android_mips64: {
-            pgo: {
-                profile_file: "art/dex2oat_mips_mips64.profdata",
-            },
-        },
-        android_mips: {
-            pgo: {
-                profile_file: "art/dex2oat_mips_mips64.profdata",
-            },
-        },
     },
 }
 
@@ -455,17 +435,6 @@ art_cc_test {
                 "linker/arm64/relative_patcher_arm64_test.cc",
             ],
         },
-        mips: {
-            srcs: [
-                "linker/mips/relative_patcher_mips_test.cc",
-                "linker/mips/relative_patcher_mips32r6_test.cc",
-            ],
-        },
-        mips64: {
-            srcs: [
-                "linker/mips64/relative_patcher_mips64_test.cc",
-            ],
-        },
         x86: {
             srcs: [
                 "linker/x86/relative_patcher_x86_test.cc",

dex2oat/dex2oat.cc

@@ -42,7 +42,6 @@
 #include "android-base/strings.h"
 
 #include "arch/instruction_set_features.h"
-#include "arch/mips/instruction_set_features_mips.h"
 #include "art_method-inl.h"
 #include "base/callee_save_type.h"
 #include "base/dumpable.h"
@@ -310,7 +309,7 @@ NO_RETURN static void Usage(const char* fmt, ...) {
   UsageError("      Example: --android-root=out/host/linux-x86");
   UsageError("      Default: $ANDROID_ROOT");
   UsageError("");
-  UsageError("  --instruction-set=(arm|arm64|mips|mips64|x86|x86_64): compile for a particular");
+  UsageError("  --instruction-set=(arm|arm64|x86|x86_64): compile for a particular");
   UsageError("      instruction set.");
   UsageError("      Example: --instruction-set=x86");
   UsageError("      Default: arm");
@@ -1011,8 +1010,6 @@ class Dex2Oat final {
       case InstructionSet::kArm64:
       case InstructionSet::kX86:
       case InstructionSet::kX86_64:
-      case InstructionSet::kMips:
-      case InstructionSet::kMips64:
         compiler_options_->implicit_null_checks_ = true;
         compiler_options_->implicit_so_checks_ = true;
         break;

dex2oat/driver/compiler_driver.cc

@@ -405,8 +405,6 @@ static bool InstructionSetHasGenericJniStub(InstructionSet isa) {
     case InstructionSet::kArm:
     case InstructionSet::kArm64:
     case InstructionSet::kThumb2:
-    case InstructionSet::kMips:
-    case InstructionSet::kMips64:
     case InstructionSet::kX86:
     case InstructionSet::kX86_64: return true;
     default: return false;