[wasm] Rename EmitVarInt to EmitVarUint

src/asmjs/asm-wasm-builder.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 // Required to get M_E etc. in MSVC.
 #if defined(_WIN32)
 #define _USE_MATH_DEFINES
 #endif
@@ skipping 87 matching lines @@
          ++i) {
       b.AddParam(i->type);
     }
     foreign_init_function_->ExportAs(
         CStrVector(AsmWasmBuilder::foreign_init_name));
     foreign_init_function_->SetSignature(b.Build());
     for (size_t pos = 0; pos < foreign_variables_.size(); ++pos) {
       foreign_init_function_->EmitGetLocal(static_cast<uint32_t>(pos));
       ForeignVariable* fv = &foreign_variables_[pos];
       uint32_t index = LookupOrInsertGlobal(fv->var, fv->type);
-      foreign_init_function_->EmitWithVarInt(kExprSetGlobal, index);
+      foreign_init_function_->EmitWithVarUint(kExprSetGlobal, index);
     }
     foreign_init_function_->Emit(kExprEnd);
   }
 
   Handle<FixedArray> GetForeignArgs() {
     Handle<FixedArray> ret = isolate_->factory()->NewFixedArray(
         static_cast<int>(foreign_variables_.size()));
     for (size_t i = 0; i < foreign_variables_.size(); ++i) {
       ForeignVariable* fv = &foreign_variables_[i];
       ret->set(static_cast<int>(i), *fv->name);
@@ skipping 192 matching lines @@
       RECURSE(Visit(stmt->else_statement()));
     }
   }
 
   void DoBreakOrContinue(BreakableStatement* target, TargetType type) {
     DCHECK_EQ(kFuncScope, scope_);
     for (int i = static_cast<int>(breakable_blocks_.size()) - 1; i >= 0; --i) {
       auto elem = breakable_blocks_.at(i);
       if (elem.first == target && elem.second == type) {
         int block_distance = static_cast<int>(breakable_blocks_.size() - i - 1);
-        current_function_builder_->EmitWithVarInt(kExprBr, block_distance);
+        current_function_builder_->EmitWithVarUint(kExprBr, block_distance);
         return;
       }
     }
     UNREACHABLE();  // statement not found
   }
 
   void VisitContinueStatement(ContinueStatement* stmt) {
     DoBreakOrContinue(stmt->target(), ContinueTarget);
   }
 
@@ skipping 50 matching lines @@
       HandleCase(node->right, case_to_block, tag, default_block, if_depth);
       current_function_builder_->Emit(kExprElse);
     }
     if (node->begin == node->end) {
       VisitVariableProxy(tag);
       current_function_builder_->EmitI32Const(node->begin);
       current_function_builder_->Emit(kExprI32Eq);
       current_function_builder_->EmitWithU8(kExprIf, kLocalVoid);
       DCHECK(case_to_block.find(node->begin) != case_to_block.end());
       current_function_builder_->Emit(kExprBr);
-      current_function_builder_->EmitVarInt(1 + if_depth +
-                                            case_to_block[node->begin]);
+      current_function_builder_->EmitVarUint(1 + if_depth +
+                                             case_to_block[node->begin]);
       current_function_builder_->Emit(kExprEnd);
     } else {
       if (node->begin != 0) {
         VisitVariableProxy(tag);
         current_function_builder_->EmitI32Const(node->begin);
         current_function_builder_->Emit(kExprI32Sub);
       } else {
         VisitVariableProxy(tag);
       }
       current_function_builder_->Emit(kExprBrTable);
-      current_function_builder_->EmitVarInt(node->end - node->begin + 1);
+      current_function_builder_->EmitVarUint(node->end - node->begin + 1);
       for (int v = node->begin; v <= node->end; ++v) {
         if (case_to_block.find(v) != case_to_block.end()) {
           uint32_t target = if_depth + case_to_block[v];
-          current_function_builder_->EmitVarInt(target);
+          current_function_builder_->EmitVarUint(target);
         } else {
           uint32_t target = if_depth + default_block;
-          current_function_builder_->EmitVarInt(target);
+          current_function_builder_->EmitVarUint(target);
         }
         if (v == kMaxInt) {
           break;
         }
       }
       uint32_t target = if_depth + default_block;
-      current_function_builder_->EmitVarInt(target);
+      current_function_builder_->EmitVarUint(target);
     }
 
     while (if_depth-- != prev_if_depth) {
       breakable_blocks_.pop_back();
       current_function_builder_->Emit(kExprEnd);
     }
   }
 
   void VisitSwitchStatement(SwitchStatement* stmt) {
     VariableProxy* tag = stmt->tag()->AsVariableProxy();
@@ skipping 27 matching lines @@
       }
     }
     if (!has_default || case_count > 1) {
       int default_block = has_default ? case_count - 1 : case_count;
       BlockVisitor switch_logic_block(this, nullptr, kExprBlock);
       CaseNode* root = OrderCases(&cases, zone_);
       HandleCase(root, case_to_block, tag, default_block, 0);
       if (root->left != nullptr || root->right != nullptr ||
           root->begin == root->end) {
         current_function_builder_->Emit(kExprBr);
-        current_function_builder_->EmitVarInt(default_block);
+        current_function_builder_->EmitVarUint(default_block);
       }
     }
     for (int i = 0; i < case_count; ++i) {
       CaseClause* clause = clauses->at(i);
       RECURSE(VisitStatements(clause->statements()));
       BlockVisitor* v = blocks.at(case_count - i - 1);
       blocks.pop_back();
       delete v;
     }
   }
@@ skipping 173 matching lines @@
 
   void VisitVariableProxy(VariableProxy* expr) {
     if (scope_ == kFuncScope || scope_ == kInitScope) {
       Variable* var = expr->var();
       if (VisitStdlibConstant(var)) {
         return;
       }
       ValueType var_type = TypeOf(expr);
       DCHECK_NE(kWasmStmt, var_type);
       if (var->IsContextSlot()) {
-        current_function_builder_->EmitWithVarInt(
+        current_function_builder_->EmitWithVarUint(
             kExprGetGlobal, LookupOrInsertGlobal(var, var_type));
       } else {
         current_function_builder_->EmitGetLocal(
             LookupOrInsertLocal(var, var_type));
       }
     } else if (scope_ == kExportScope) {
       Variable* var = expr->var();
       DCHECK(var->is_function());
       WasmFunctionBuilder* function = LookupOrInsertFunction(var);
       function->ExportAs(CStrVector(AsmWasmBuilder::single_function_name));
@@ skipping 283 matching lines @@
   void EmitAssignment(Assignment* expr, AsmType* type, ValueFate fate) {
     // Match the left hand side of the assignment.
     VariableProxy* target_var = expr->target()->AsVariableProxy();
     if (target_var != nullptr) {
       // Left hand side is a local or a global variable.
       Variable* var = target_var->var();
       ValueType var_type = TypeOf(expr);
       DCHECK_NE(kWasmStmt, var_type);
       if (var->IsContextSlot()) {
         uint32_t index = LookupOrInsertGlobal(var, var_type);
-        current_function_builder_->EmitWithVarInt(kExprSetGlobal, index);
+        current_function_builder_->EmitWithVarUint(kExprSetGlobal, index);
         if (fate == kLeaveOnStack) {
-          current_function_builder_->EmitWithVarInt(kExprGetGlobal, index);
+          current_function_builder_->EmitWithVarUint(kExprGetGlobal, index);
         }
       } else {
         if (fate == kDrop) {
           current_function_builder_->EmitSetLocal(
               LookupOrInsertLocal(var, var_type));
         } else {
           current_function_builder_->EmitTeeLocal(
               LookupOrInsertLocal(var, var_type));
         }
       }
@@ skipping 489 matching lines @@
               vp->var(), sig.Build());
           VisitCallArgs(expr);
           // For non-void functions, we must know the parent node.
           DCHECK_IMPLIES(returns_value, parent_binop != nullptr);
           DCHECK_IMPLIES(returns_value, parent_binop->left() == expr ||
                                             parent_binop->right() == expr);
           int pos = expr->position();
           int parent_pos = returns_value ? parent_binop->position() : pos;
           current_function_builder_->AddAsmWasmOffset(pos, parent_pos);
           current_function_builder_->Emit(kExprCallFunction);
-          current_function_builder_->EmitVarInt(index);
+          current_function_builder_->EmitVarUint(index);
         } else {
           WasmFunctionBuilder* function = LookupOrInsertFunction(vp->var());
           VisitCallArgs(expr);
           current_function_builder_->AddAsmWasmOffset(expr->position(),
                                                       expr->position());
           current_function_builder_->Emit(kExprCallFunction);
           current_function_builder_->EmitDirectCallIndex(
               function->func_index());
           returns_value = function->signature()->return_count() > 0;
         }
@@ skipping 13 matching lines @@
         current_function_builder_->Emit(kExprI32Add);
         WasmTemporary tmp(current_function_builder_, kWasmI32);
         current_function_builder_->EmitSetLocal(tmp.index());
 
         VisitCallArgs(expr);
 
         current_function_builder_->EmitGetLocal(tmp.index());
         current_function_builder_->AddAsmWasmOffset(expr->position(),
                                                     expr->position());
         current_function_builder_->Emit(kExprCallIndirect);
-        current_function_builder_->EmitVarInt(indices->signature_index);
-        current_function_builder_->EmitVarInt(0);  // table index
+        current_function_builder_->EmitVarUint(indices->signature_index);
+        current_function_builder_->EmitVarUint(0);  // table index
         returns_value =
             builder_->GetSignature(indices->signature_index)->return_count() >
             0;
         break;
       }
       default:
         UNREACHABLE();
     }
     return returns_value;
   }
@@ skipping 493 matching lines @@
   impl.builder_->WriteAsmJsOffsetTable(*asm_offsets_buffer);
   return {module_buffer, asm_offsets_buffer, success};
 }
 
 const char* AsmWasmBuilder::foreign_init_name = "__foreign_init__";
 const char* AsmWasmBuilder::single_function_name = "__single_function__";
 
 }  // namespace wasm
 }  // namespace internal
 }  // namespace v8