Remove unused mips workarounds.

This was never really finished, and hasn't been supported for years.

Test: treehugger
Change-Id: I7668088d1449f33025aaf36fae0817894c84a877
diff --git a/core/binary.mk b/core/binary.mk
index 38ff9d6..e021b7d 100644
--- a/core/binary.mk
+++ b/core/binary.mk
@@ -110,19 +110,8 @@
   # Make sure we've built the NDK.
   my_additional_dependencies += $(SOONG_OUT_DIR)/ndk_base.timestamp
 
-  # mips32r6 is not supported by the NDK. No released NDK contains these
-  # libraries, but the r10 in prebuilts/ndk had a local hack to add them :(
-  #
-  # We need to find a real solution to this problem, but until we do just drop
-  # mips32r6 things back to r10 to get the tree building again.
-  ifeq (mips32r6,$(TARGET_$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH_VARIANT))
-    ifeq ($(LOCAL_NDK_VERSION), current)
-      LOCAL_NDK_VERSION := r10
-    endif
-  endif
-
   my_arch := $(TARGET_$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)
-  ifneq (,$(filter arm64 mips64 x86_64,$(my_arch)))
+  ifneq (,$(filter arm64 x86_64,$(my_arch)))
     my_min_sdk_version := 21
   else
     my_min_sdk_version := $(MIN_SUPPORTED_SDK_VERSION)
@@ -156,17 +145,11 @@
       $(my_built_ndk)/sysroot/usr/include/$(my_ndk_triple) \
       $(my_ndk_sysroot)/usr/include \
 
-  # x86_64 and and mips64 are both multilib toolchains, so their libraries are
+  # x86_64 is a multilib toolchain, so their libraries are
   # installed in /usr/lib64. Aarch64, on the other hand, is not a multilib
   # compiler, so its libraries are in /usr/lib.
-  #
-  # Mips32r6 is yet another variation, with libraries installed in libr6.
-  #
-  # For the rest, the libraries are installed simply to /usr/lib.
-  ifneq (,$(filter x86_64 mips64,$(my_arch)))
+  ifneq (,$(filter x86_64,$(my_arch)))
     my_ndk_libdir_name := lib64
-  else ifeq (mips32r6,$(TARGET_$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH_VARIANT))
-    my_ndk_libdir_name := libr6
   else
     my_ndk_libdir_name := lib
   endif
@@ -180,11 +163,7 @@
   # hashes (which are much faster!), but shipping to older devices requires
   # the old style hash. Fortunately, we can build with both and it'll work
   # anywhere.
-  #
-  # This is not currently supported on MIPS architectures.
-  ifeq (,$(filter mips mips64,$(TARGET_$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)))
-    my_ldflags += -Wl,--hash-style=both
-  endif
+  my_ldflags += -Wl,--hash-style=both
 
   # We don't want to expose the relocation packer to the NDK just yet.
   LOCAL_PACK_MODULE_RELOCATIONS := false
@@ -195,9 +174,6 @@
   my_ndk_stl_shared_lib_fullpath :=
   my_ndk_stl_static_lib :=
   my_cpu_variant := $(TARGET_$(LOCAL_2ND_ARCH_VAR_PREFIX)CPU_ABI)
-  ifeq (mips32r6,$(TARGET_$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH_VARIANT))
-    my_cpu_variant := mips32r6
-  endif
   LOCAL_NDK_STL_VARIANT := $(strip $(LOCAL_NDK_STL_VARIANT))
   ifeq (,$(LOCAL_NDK_STL_VARIANT))
     LOCAL_NDK_STL_VARIANT := system
diff --git a/core/build-system.html b/core/build-system.html
index cc242d9..9cd7b0b 100644
--- a/core/build-system.html
+++ b/core/build-system.html
@@ -467,8 +467,6 @@
         <b>TARGET_ARCH</b><br/>
         arm<br/>
         arm64<br/>
-        mips<br/>
-        mips64<br/>
         x86<br/>
         x86_64
     </td>
diff --git a/core/clang/TARGET_mips.mk b/core/clang/TARGET_mips.mk
deleted file mode 100644
index 3e54a66..0000000
--- a/core/clang/TARGET_mips.mk
+++ /dev/null
@@ -1,9 +0,0 @@
-$(clang_2nd_arch_prefix)RS_TRIPLE := renderscript32-linux-androideabi
-$(clang_2nd_arch_prefix)RS_TRIPLE_CFLAGS :=
-RS_COMPAT_TRIPLE := mipsel-linux-android
-
-$(clang_2nd_arch_prefix)TARGET_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-mipsel-android.a
-
-# Address sanitizer clang config
-$(clang_2nd_arch_prefix)ADDRESS_SANITIZER_LINKER := /system/bin/linker_asan
-$(clang_2nd_arch_prefix)ADDRESS_SANITIZER_LINKER_FILE := /system/bin/bootstrap/linker_asan
diff --git a/core/clang/TARGET_mips64.mk b/core/clang/TARGET_mips64.mk
deleted file mode 100644
index cb6a3cd..0000000
--- a/core/clang/TARGET_mips64.mk
+++ /dev/null
@@ -1,9 +0,0 @@
-RS_TRIPLE := renderscript64-linux-android
-RS_TRIPLE_CFLAGS :=
-RS_COMPAT_TRIPLE := mips64el-linux-android
-
-TARGET_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-mips64el-android.a
-
-# Address sanitizer clang config
-$(clang_2nd_arch_prefix)ADDRESS_SANITIZER_LINKER := /system/bin/linker_asan64
-$(clang_2nd_arch_prefix)ADDRESS_SANITIZER_LINKER_FILE := /system/bin/bootstrap/linker_asan64
diff --git a/core/combo/TARGET_linux-mips.mk b/core/combo/TARGET_linux-mips.mk
deleted file mode 100644
index 9f14aa2..0000000
--- a/core/combo/TARGET_linux-mips.mk
+++ /dev/null
@@ -1,44 +0,0 @@
-#
-# Copyright (C) 2010 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-# Configuration for Linux on MIPS.
-# Included by combo/select.mk
-
-# You can set TARGET_ARCH_VARIANT to use an arch version other
-# than mips32r2-fp. Each value should correspond to a file named
-# $(BUILD_COMBOS)/arch/<name>.mk which must contain
-# makefile variable definitions. Their
-# purpose is to allow module Android.mk files to selectively compile
-# different versions of code based upon the funtionality and
-# instructions available in a given architecture version.
-#
-# The blocks also define specific arch_variant_cflags, which
-# include defines, and compiler settings for the given architecture
-# version.
-#
-ifeq ($(strip $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT)),)
-TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT := mips32r2-fp
-endif
-
-include $(BUILD_SYSTEM)/combo/fdo.mk
-
-define $(combo_var_prefix)transform-shared-lib-to-toc
-$(call _gen_toc_command_for_elf,$(1),$(2))
-endef
-
-$(combo_2nd_arch_prefix)TARGET_PACK_MODULE_RELOCATIONS := true
-
-$(combo_2nd_arch_prefix)TARGET_LINKER := /system/bin/linker
diff --git a/core/combo/TARGET_linux-mips64.mk b/core/combo/TARGET_linux-mips64.mk
deleted file mode 100644
index ae17e46..0000000
--- a/core/combo/TARGET_linux-mips64.mk
+++ /dev/null
@@ -1,44 +0,0 @@
-#
-# Copyright (C) 2013 The Android Open Source Project
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-# Configuration for Linux on MIPS64.
-# Included by combo/select.mk
-
-# You can set TARGET_ARCH_VARIANT to use an arch version other
-# than mips64r6. Each value should correspond to a file named
-# $(BUILD_COMBOS)/arch/<name>.mk which must contain
-# makefile variable definitions. Their
-# purpose is to allow module Android.mk files to selectively compile
-# different versions of code based upon the funtionality and
-# instructions available in a given architecture version.
-#
-# The blocks also define specific arch_variant_cflags, which
-# include defines, and compiler settings for the given architecture
-# version.
-#
-ifeq ($(strip $(TARGET_ARCH_VARIANT)),)
-TARGET_ARCH_VARIANT := mips64r6
-endif
-
-include $(BUILD_SYSTEM)/combo/fdo.mk
-
-define $(combo_var_prefix)transform-shared-lib-to-toc
-$(call _gen_toc_command_for_elf,$(1),$(2))
-endef
-
-TARGET_PACK_MODULE_RELOCATIONS := true
-
-TARGET_LINKER := /system/bin/linker64
diff --git a/core/config_sanitizers.mk b/core/config_sanitizers.mk
index efb21e7..8c76a8d 100644
--- a/core/config_sanitizers.mk
+++ b/core/config_sanitizers.mk
@@ -134,12 +134,6 @@
   my_sanitize_diag := $(filter-out cfi,$(my_sanitize_diag))
 endif
 
-# CFI needs gold linker, and mips toolchain does not have one.
-ifneq ($(filter mips mips64,$(TARGET_$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)),)
-  my_sanitize := $(filter-out cfi,$(my_sanitize))
-  my_sanitize_diag := $(filter-out cfi,$(my_sanitize_diag))
-endif
-
 # Disable sanitizers which need the UBSan runtime for host targets.
 ifdef LOCAL_IS_HOST_MODULE
   my_sanitize := $(filter-out cfi,$(my_sanitize))
diff --git a/core/dex_preopt_config.mk b/core/dex_preopt_config.mk
index ccf53f5..598ac2d 100644
--- a/core/dex_preopt_config.mk
+++ b/core/dex_preopt_config.mk
@@ -56,16 +56,6 @@
 DEX2OAT_XMS := $(call get-product-default-property,dalvik.vm.dex2oat-Xms)
 DEX2OAT_XMX := $(call get-product-default-property,dalvik.vm.dex2oat-Xmx)
 
-ifeq ($(TARGET_ARCH),$(filter $(TARGET_ARCH),mips mips64))
-# MIPS specific overrides.
-# For MIPS the ART image is loaded at a lower address. This causes issues
-# with the image overlapping with memory on the host cross-compiling and
-# building the image. We therefore limit the Xmx value. This isn't done
-# via a property as we want the larger Xmx value if we're running on a
-# MIPS device.
-DEX2OAT_XMX := 128m
-endif
-
 ifeq ($(WRITE_SOONG_VARIABLES),true)
 
   $(call json_start)
diff --git a/core/envsetup.mk b/core/envsetup.mk
index 04a970f..e38329d 100644
--- a/core/envsetup.mk
+++ b/core/envsetup.mk
@@ -101,7 +101,7 @@
 
 # ---------------------------------------------------------------
 # Set up configuration for host machine.  We don't do cross-
-# compiles except for arm/mips, so the HOST is whatever we are
+# compiles except for arm, so the HOST is whatever we are
 # running on
 
 # HOST_OS
diff --git a/core/java_renderscript.mk b/core/java_renderscript.mk
index 672863b..bfcf59e 100644
--- a/core/java_renderscript.mk
+++ b/core/java_renderscript.mk
@@ -129,7 +129,7 @@
 endif
 
 my_arch := $(TARGET_$(LOCAL_2ND_ARCH_VAR_PREFIX)ARCH)
-ifneq (,$(filter arm64 mips64 x86_64,$(my_arch)))
+ifneq (,$(filter arm64 x86_64,$(my_arch)))
   my_min_sdk_version := 21
 else
   my_min_sdk_version := $(MIN_SUPPORTED_SDK_VERSION)
diff --git a/envsetup.sh b/envsetup.sh
index fa8ba64..791a43d 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -8,7 +8,7 @@
               Selects <product_name> as the product to build, and <build_variant> as the variant to
               build, and stores those selections in the environment to be read by subsequent
               invocations of 'm' etc.
-- tapas:      tapas [<App1> <App2> ...] [arm|x86|mips|arm64|x86_64|mips64] [eng|userdebug|user]
+- tapas:      tapas [<App1> <App2> ...] [arm|x86|arm64|x86_64] [eng|userdebug|user]
 - croot:      Changes directory to the top of the tree, or a subdirectory thereof.
 - m:          Makes from the top of the tree.
 - mm:         Builds and installs all of the modules in the current directory, and their
@@ -218,8 +218,6 @@
         arm64) toolchaindir=aarch64/aarch64-linux-android-$targetgccversion/bin;
                toolchaindir2=arm/arm-linux-androideabi-$targetgccversion2/bin
             ;;
-        mips|mips64) toolchaindir=mips/mips64el-linux-android-$targetgccversion/bin
-            ;;
         *)
             echo "Can't find toolchain for unknown architecture: $ARCH"
             toolchaindir=xxxxxxxxx
@@ -701,10 +699,10 @@
 function tapas()
 {
     local showHelp="$(echo $* | xargs -n 1 echo | \grep -E '^(help)$' | xargs)"
-    local arch="$(echo $* | xargs -n 1 echo | \grep -E '^(arm|x86|mips|arm64|x86_64|mips64)$' | xargs)"
+    local arch="$(echo $* | xargs -n 1 echo | \grep -E '^(arm|x86|arm64|x86_64)$' | xargs)"
     local variant="$(echo $* | xargs -n 1 echo | \grep -E '^(user|userdebug|eng)$' | xargs)"
     local density="$(echo $* | xargs -n 1 echo | \grep -E '^(ldpi|mdpi|tvdpi|hdpi|xhdpi|xxhdpi|xxxhdpi|alldpi)$' | xargs)"
-    local apps="$(echo $* | xargs -n 1 echo | \grep -E -v '^(user|userdebug|eng|arm|x86|mips|arm64|x86_64|mips64|ldpi|mdpi|tvdpi|hdpi|xhdpi|xxhdpi|xxxhdpi|alldpi)$' | xargs)"
+    local apps="$(echo $* | xargs -n 1 echo | \grep -E -v '^(user|userdebug|eng|arm|x86|arm64|x86_64|ldpi|mdpi|tvdpi|hdpi|xhdpi|xxhdpi|xxxhdpi|alldpi)$' | xargs)"
 
     if [ "$showHelp" != "" ]; then
       $(gettop)/build/make/tapasHelp.sh
@@ -727,10 +725,8 @@
     local product=aosp_arm
     case $arch in
       x86)    product=aosp_x86;;
-      mips)   product=aosp_mips;;
       arm64)  product=aosp_arm64;;
       x86_64) product=aosp_x86_64;;
-      mips64)  product=aosp_mips64;;
     esac
     if [ -z "$variant" ]; then
         variant=eng
diff --git a/tapasHelp.sh b/tapasHelp.sh
index 38b3e34..0f46130 100755
--- a/tapasHelp.sh
+++ b/tapasHelp.sh
@@ -6,7 +6,7 @@
 cd ../..
 TOP="${PWD}"
 
-message='usage: tapas [<App1> <App2> ...] [arm|x86|mips|arm64|x86_64|mips64] [eng|userdebug|user]
+message='usage: tapas [<App1> <App2> ...] [arm|x86|arm64|x86_64] [eng|userdebug|user]
 
 tapas selects individual apps to be built by the Android build system. Unlike
 "lunch", "tapas" does not request the building of images for a device.