Revert of Implement WASM big-endian support

test/cctest/wasm/test-run-wasm.cc

Index: test/cctest/wasm/test-run-wasm.cc
diff --git a/test/cctest/wasm/test-run-wasm.cc b/test/cctest/wasm/test-run-wasm.cc
index 55eb008ad01e490fc47b6de299767ee6b7f441ce..f41a8b272291d39a4b67b91d017cac5c018b286d 100644
--- a/test/cctest/wasm/test-run-wasm.cc
+++ b/test/cctest/wasm/test-run-wasm.cc
@@ -987,7 +987,7 @@
 
   FOR_INT32_INPUTS(i) {
     int32_t expected = *i;
-    module.WriteMemory(&memory[0], expected);
+    memory[0] = expected;
     CHECK_EQ(expected, r.Call());
   }
 }
@@ -1005,7 +1005,7 @@
   FOR_INT32_INPUTS(i) {
     int32_t expected = *i;
     CHECK_EQ(107, r.Call(expected));
-    CHECK_EQ(expected, module.ReadMemory(&memory[0]));
+    CHECK_EQ(expected, memory[0]);
   }
 }
 
@@ -1019,7 +1019,7 @@
 
   FOR_INT32_INPUTS(i) {
     int32_t expected = *i;
-    module.WriteMemory(&memory[0], expected);
+    memory[0] = expected;
     CHECK_EQ(expected, r.Call());
   }
 }
@@ -1309,13 +1309,13 @@
 
   BUILD(r, WASM_LOAD_MEM(MachineType::Int32(), WASM_I8(0)));
 
-  module.WriteMemory(&memory[0], 99999999);
+  memory[0] = 99999999;
   CHECK_EQ(99999999, r.Call(0));
 
-  module.WriteMemory(&memory[0], 88888888);
+  memory[0] = 88888888;
   CHECK_EQ(88888888, r.Call(0));
 
-  module.WriteMemory(&memory[0], 77777777);
+  memory[0] = 77777777;
   CHECK_EQ(77777777, r.Call(0));
 }
 
@@ -1329,14 +1329,14 @@
     BUILD(r,
           WASM_LOAD_MEM_ALIGNMENT(MachineType::Int32(), WASM_I8(0), alignment));
 
-    module.WriteMemory(&memory[0], 0x1a2b3c4d);
+    memory[0] = 0x1a2b3c4d;
     CHECK_EQ(0x1a2b3c4d, r.Call(0));
 
-    module.WriteMemory(&memory[0], 0x5e6f7a8b);
+    memory[0] = 0x5e6f7a8b;
     CHECK_EQ(0x5e6f7a8b, r.Call(0));
 
-    module.WriteMemory(&memory[0], 0x7ca0b1c2);
-    CHECK_EQ(0x7ca0b1c2, r.Call(0));
+    memory[0] = 0x9ca0b1c2;
+    CHECK_EQ(0x9ca0b1c2, r.Call(0));
   }
 }
 
@@ -1348,7 +1348,7 @@
 
   BUILD(r, WASM_LOAD_MEM(MachineType::Int32(), WASM_GET_LOCAL(0)));
 
-  module.WriteMemory(&memory[0], 88888888);
+  memory[0] = 88888888;
   CHECK_EQ(88888888, r.Call(0u));
   for (uint32_t offset = 29; offset < 40; ++offset) {
     CHECK_TRAP(r.Call(offset));
@@ -1393,18 +1393,18 @@
 
   BUILD(r, WASM_LOAD_MEM_OFFSET(MachineType::Int32(), 4, WASM_GET_LOCAL(0)));
 
-  module.WriteMemory(&memory[0], 66666666);
-  module.WriteMemory(&memory[1], 77777777);
-  module.WriteMemory(&memory[2], 88888888);
-  module.WriteMemory(&memory[3], 99999999);
+  memory[0] = 66666666;
+  memory[1] = 77777777;
+  memory[2] = 88888888;
+  memory[3] = 99999999;
   CHECK_EQ(77777777, r.Call(0));
   CHECK_EQ(88888888, r.Call(4));
   CHECK_EQ(99999999, r.Call(8));
 
-  module.WriteMemory(&memory[0], 11111111);
-  module.WriteMemory(&memory[1], 22222222);
-  module.WriteMemory(&memory[2], 33333333);
-  module.WriteMemory(&memory[3], 44444444);
+  memory[0] = 11111111;
+  memory[1] = 22222222;
+  memory[2] = 33333333;
+  memory[3] = 44444444;
   CHECK_EQ(22222222, r.Call(0));
   CHECK_EQ(33333333, r.Call(4));
   CHECK_EQ(44444444, r.Call(8));
@@ -1468,7 +1468,7 @@
     memory[0] = 0;
 
     CHECK_EQ(kWritten, r.Call(kWritten));
-    CHECK_EQ(kWritten, module.ReadMemory(&memory[0]));
+    CHECK_EQ(kWritten, memory[0]);
   }
 }
 
@@ -1483,15 +1483,15 @@
 
   for (int i = 0; i < 2; ++i) {
     module.RandomizeMemory(1111);
-    module.WriteMemory(&memory[0], 66666666);
-    module.WriteMemory(&memory[1], 77777777);
-    module.WriteMemory(&memory[2], 88888888);
-    module.WriteMemory(&memory[3], 99999999);
+    memory[0] = 66666666;
+    memory[1] = 77777777;
+    memory[2] = 88888888;
+    memory[3] = 99999999;
     CHECK_EQ(kWritten, r.Call(i * 4));
-    CHECK_EQ(66666666, module.ReadMemory(&memory[0]));
-    CHECK_EQ(i == 0 ? kWritten : 77777777, module.ReadMemory(&memory[1]));
-    CHECK_EQ(i == 1 ? kWritten : 88888888, module.ReadMemory(&memory[2]));
-    CHECK_EQ(i == 2 ? kWritten : 99999999, module.ReadMemory(&memory[3]));
+    CHECK_EQ(66666666, memory[0]);
+    CHECK_EQ(i == 0 ? kWritten : 77777777, memory[1]);
+    CHECK_EQ(i == 1 ? kWritten : 88888888, memory[2]);
+    CHECK_EQ(i == 2 ? kWritten : 99999999, memory[3]);
   }
 }
 
@@ -1534,7 +1534,7 @@
   BUILD(r, WASM_LOAD_MEM(MachineType::Int32(), WASM_GET_LOCAL(0)));
 
   for (int i = 0; i < kNumElems; ++i) {
-    CHECK_EQ(module.ReadMemory(&memory[i]), r.Call(i * 4));
+    CHECK_EQ(memory[i], r.Call(i * 4));
   }
 }
 
@@ -1563,7 +1563,7 @@
     module.RandomizeMemory(i * 33);
     uint32_t expected = 0;
     for (size_t j = kNumElems - 1; j > 0; --j) {
-      expected += module.ReadMemory(&memory[j]);
+      expected += memory[j];
     }
     uint32_t result = r.Call(4 * (kNumElems - 1));
     CHECK_EQ(expected, result);
@@ -1590,11 +1590,11 @@
   TestingModule module(execution_mode);
   module.AddMemoryElems<float>(kSize);
   float* buffer = module.raw_mem_start<float>();
-  module.WriteMemory(&buffer[0], -99.25f);
-  module.WriteMemory(&buffer[1], -888.25f);
-  module.WriteMemory(&buffer[2], -77.25f);
-  module.WriteMemory(&buffer[3], 66666.25f);
-  module.WriteMemory(&buffer[4], 5555.25f);
+  buffer[0] = -99.25;
+  buffer[1] = -888.25;
+  buffer[2] = -77.25;
+  buffer[3] = 66666.25;
+  buffer[4] = 5555.25;
   WasmRunner<int32_t> r(&module, MachineType::Int32());
   const byte kSum = r.AllocateLocal(kAstF32);
 
@@ -1614,8 +1614,8 @@
                WASM_GET_LOCAL(0)));
 
   CHECK_EQ(0, r.Call(4 * (kSize - 1)));
-  CHECK_NE(-99.25f, module.ReadMemory(&buffer[0]));
-  CHECK_EQ(71256.0f, module.ReadMemory(&buffer[0]));
+  CHECK_NE(-99.25, buffer[0]);
+  CHECK_EQ(71256.0f, buffer[0]);
 }
 
 template <typename T>
@@ -1623,9 +1623,9 @@
                      T* buffer, uint32_t size, LocalType astType,
                      MachineType memType) {
   TestingModule module(execution_mode);
-  T* memory = module.AddMemoryElems<T>(size);
+  module.AddMemoryElems<T>(size);
   for (uint32_t i = 0; i < size; ++i) {
-    module.WriteMemory(&memory[i], buffer[i]);
+    module.raw_mem_start<T>()[i] = buffer[i];
   }
   WasmRunner<int32_t> r(&module, MachineType::Int32());
   const byte kAccum = r.AllocateLocal(astType);
@@ -1646,7 +1646,7 @@
           WASM_STORE_MEM(memType, WASM_ZERO, WASM_GET_LOCAL(kAccum)),
           WASM_GET_LOCAL(0)));
   r.Call(static_cast<int>(sizeof(T) * (size - 1)));
-  return module.ReadMemory(&memory[0]);
+  return module.raw_mem_at<double>(0);
 }
 
 WASM_EXEC_TEST(MemF64_Mul) {
@@ -2039,11 +2039,11 @@
 WASM_EXEC_TEST(CallVoid) {
   const byte kMemOffset = 8;
   const int32_t kElemNum = kMemOffset / sizeof(int32_t);
-  const int32_t kExpected = 414444;
+  const int32_t kExpected = -414444;
   // Build the target function.
   TestSignatures sigs;
   TestingModule module(execution_mode);
-  int32_t* memory = module.AddMemoryElems<int32_t>(16 / sizeof(int32_t));
+  module.AddMemory(16);
   module.RandomizeMemory();
   WasmFunctionCompiler t(sigs.v_v(), &module);
   BUILD(t, WASM_STORE_MEM(MachineType::Int32(), WASM_I8(kMemOffset),
@@ -2057,8 +2057,7 @@
 
   int32_t result = r.Call();
   CHECK_EQ(kExpected, result);
-  CHECK_EQ(static_cast<int64_t>(kExpected),
-           static_cast<int64_t>(module.ReadMemory(&memory[kElemNum])));
+  CHECK_EQ(kExpected, module.raw_mem_start<int32_t>()[kElemNum]);
 }
 
 WASM_EXEC_TEST(Call_Int32Add) {
@@ -2115,15 +2114,14 @@
 
   FOR_FLOAT64_INPUTS(i) {
     FOR_FLOAT64_INPUTS(j) {
-      module.WriteMemory(&memory[0], *i);
-      module.WriteMemory(&memory[1], *j);
+      memory[0] = *i;
+      memory[1] = *j;
       double expected = *i - *j;
       CHECK_EQ(107, r.Call());
-
       if (expected != expected) {
-        CHECK(module.ReadMemory(&memory[0]) != module.ReadMemory(&memory[0]));
+        CHECK(memory[0] != memory[0]);
       } else {
-        CHECK_EQ(expected, module.ReadMemory(&memory[0]));
+        CHECK_EQ(expected, memory[0]);
       }
     }
   }