Remove LoadString/Class kind kBootImageLinkTimeAddress.

We no longer support non-PIC boot image compilation.

Also clean up some obsolete code for method patches
and make JIT correctly report itself as non-PIC.

Test: testrunner.py --host
Test: testrunner.py --target
Bug: 33192586
Change-Id: I593289c5c1b0e88b82b86a933038be97bbb15ad2
diff --git a/compiler/optimizing/code_generator_mips64.cc b/compiler/optimizing/code_generator_mips64.cc
index e0dba21..5cdff5a 100644
--- a/compiler/optimizing/code_generator_mips64.cc
+++ b/compiler/optimizing/code_generator_mips64.cc
@@ -958,11 +958,7 @@
       uint64_literals_(std::less<uint64_t>(),
                        graph->GetArena()->Adapter(kArenaAllocCodeGenerator)),
       pc_relative_dex_cache_patches_(graph->GetArena()->Adapter(kArenaAllocCodeGenerator)),
-      boot_image_string_patches_(StringReferenceValueComparator(),
-                                 graph->GetArena()->Adapter(kArenaAllocCodeGenerator)),
       pc_relative_string_patches_(graph->GetArena()->Adapter(kArenaAllocCodeGenerator)),
-      boot_image_type_patches_(TypeReferenceValueComparator(),
-                               graph->GetArena()->Adapter(kArenaAllocCodeGenerator)),
       pc_relative_type_patches_(graph->GetArena()->Adapter(kArenaAllocCodeGenerator)),
       type_bss_entry_patches_(graph->GetArena()->Adapter(kArenaAllocCodeGenerator)),
       jit_string_patches_(StringReferenceValueComparator(),
@@ -1446,9 +1442,7 @@
       pc_relative_dex_cache_patches_.size() +
       pc_relative_string_patches_.size() +
       pc_relative_type_patches_.size() +
-      type_bss_entry_patches_.size() +
-      boot_image_string_patches_.size() +
-      boot_image_type_patches_.size();
+      type_bss_entry_patches_.size();
   linker_patches->reserve(size);
   EmitPcRelativeLinkerPatches<LinkerPatch::DexCacheArrayPatch>(pc_relative_dex_cache_patches_,
                                                                linker_patches);
@@ -1464,24 +1458,6 @@
   }
   EmitPcRelativeLinkerPatches<LinkerPatch::TypeBssEntryPatch>(type_bss_entry_patches_,
                                                               linker_patches);
-  for (const auto& entry : boot_image_string_patches_) {
-    const StringReference& target_string = entry.first;
-    Literal* literal = entry.second;
-    DCHECK(literal->GetLabel()->IsBound());
-    uint32_t literal_offset = __ GetLabelLocation(literal->GetLabel());
-    linker_patches->push_back(LinkerPatch::StringPatch(literal_offset,
-                                                       target_string.dex_file,
-                                                       target_string.string_index.index_));
-  }
-  for (const auto& entry : boot_image_type_patches_) {
-    const TypeReference& target_type = entry.first;
-    Literal* literal = entry.second;
-    DCHECK(literal->GetLabel()->IsBound());
-    uint32_t literal_offset = __ GetLabelLocation(literal->GetLabel());
-    linker_patches->push_back(LinkerPatch::TypePatch(literal_offset,
-                                                     target_type.dex_file,
-                                                     target_type.type_index.index_));
-  }
   DCHECK_EQ(size, linker_patches->size());
 }
 
@@ -1523,27 +1499,6 @@
       [this, value]() { return __ NewLiteral<uint64_t>(value); });
 }
 
-Literal* CodeGeneratorMIPS64::DeduplicateMethodLiteral(MethodReference target_method,
-                                                       MethodToLiteralMap* map) {
-  return map->GetOrCreate(
-      target_method,
-      [this]() { return __ NewLiteral<uint32_t>(/* placeholder */ 0u); });
-}
-
-Literal* CodeGeneratorMIPS64::DeduplicateBootImageStringLiteral(const DexFile& dex_file,
-                                                                dex::StringIndex string_index) {
-  return boot_image_string_patches_.GetOrCreate(
-      StringReference(&dex_file, string_index),
-      [this]() { return __ NewLiteral<uint32_t>(/* placeholder */ 0u); });
-}
-
-Literal* CodeGeneratorMIPS64::DeduplicateBootImageTypeLiteral(const DexFile& dex_file,
-                                                              dex::TypeIndex type_index) {
-  return boot_image_type_patches_.GetOrCreate(
-      TypeReference(&dex_file, type_index),
-      [this]() { return __ NewLiteral<uint32_t>(/* placeholder */ 0u); });
-}
-
 Literal* CodeGeneratorMIPS64::DeduplicateBootImageAddressLiteral(uint64_t address) {
   return DeduplicateUint32Literal(dchecked_integral_cast<uint32_t>(address), &uint32_literals_);
 }
@@ -4898,22 +4853,16 @@
     HLoadString::LoadKind desired_string_load_kind) {
   bool fallback_load = false;
   switch (desired_string_load_kind) {
-    case HLoadString::LoadKind::kBootImageLinkTimeAddress:
-      DCHECK(!GetCompilerOptions().GetCompilePic());
-      break;
     case HLoadString::LoadKind::kBootImageLinkTimePcRelative:
-      DCHECK(GetCompilerOptions().GetCompilePic());
-      break;
-    case HLoadString::LoadKind::kBootImageAddress:
-      break;
     case HLoadString::LoadKind::kBssEntry:
       DCHECK(!Runtime::Current()->UseJitCompilation());
       break;
-    case HLoadString::LoadKind::kDexCacheViaMethod:
-      break;
     case HLoadString::LoadKind::kJitTableAddress:
       DCHECK(Runtime::Current()->UseJitCompilation());
       break;
+    case HLoadString::LoadKind::kBootImageAddress:
+    case HLoadString::LoadKind::kDexCacheViaMethod:
+      break;
   }
   if (fallback_load) {
     desired_string_load_kind = HLoadString::LoadKind::kDexCacheViaMethod;
@@ -4930,20 +4879,14 @@
       UNREACHABLE();
     case HLoadClass::LoadKind::kReferrersClass:
       break;
-    case HLoadClass::LoadKind::kBootImageLinkTimeAddress:
-      DCHECK(!GetCompilerOptions().GetCompilePic());
-      break;
     case HLoadClass::LoadKind::kBootImageLinkTimePcRelative:
-      DCHECK(GetCompilerOptions().GetCompilePic());
-      break;
-    case HLoadClass::LoadKind::kBootImageAddress:
-      break;
     case HLoadClass::LoadKind::kBssEntry:
       DCHECK(!Runtime::Current()->UseJitCompilation());
       break;
     case HLoadClass::LoadKind::kJitTableAddress:
       DCHECK(Runtime::Current()->UseJitCompilation());
       break;
+    case HLoadClass::LoadKind::kBootImageAddress:
     case HLoadClass::LoadKind::kDexCacheViaMethod:
       break;
   }
@@ -5172,14 +5115,6 @@
                               ArtMethod::DeclaringClassOffset().Int32Value(),
                               read_barrier_option);
       break;
-    case HLoadClass::LoadKind::kBootImageLinkTimeAddress:
-      DCHECK(codegen_->GetCompilerOptions().IsBootImage());
-      DCHECK_EQ(read_barrier_option, kWithoutReadBarrier);
-      __ LoadLiteral(out,
-                     kLoadUnsignedWord,
-                     codegen_->DeduplicateBootImageTypeLiteral(cls->GetDexFile(),
-                                                               cls->GetTypeIndex()));
-      break;
     case HLoadClass::LoadKind::kBootImageLinkTimePcRelative: {
       DCHECK(codegen_->GetCompilerOptions().IsBootImage());
       DCHECK_EQ(read_barrier_option, kWithoutReadBarrier);
@@ -5292,13 +5227,6 @@
   GpuRegister out = out_loc.AsRegister<GpuRegister>();
 
   switch (load_kind) {
-    case HLoadString::LoadKind::kBootImageLinkTimeAddress:
-      DCHECK(codegen_->GetCompilerOptions().IsBootImage());
-      __ LoadLiteral(out,
-                     kLoadUnsignedWord,
-                     codegen_->DeduplicateBootImageStringLiteral(load->GetDexFile(),
-                                                                 load->GetStringIndex()));
-      return;  // No dex cache slow path.
     case HLoadString::LoadKind::kBootImageLinkTimePcRelative: {
       DCHECK(codegen_->GetCompilerOptions().IsBootImage());
       CodeGeneratorMIPS64::PcRelativePatchInfo* info =