Revert of [turbofan] Implement rounding of floats on x64 and ia32 without sse4.1.

test/cctest/wasm/test-run-wasm.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 <stdint.h>
 #include <stdlib.h>
 #include <string.h>
 
 #include "src/wasm/wasm-macro-gen.h"
 
@@ skipping 2891 matching lines @@
   CHECK_EQ(1, r.Call(1, 0, 2));
   CHECK_EQ(1, r.Call(1, 0, 9));
 
   CHECK_TRAP(r.Call(0, 2, 1));
   CHECK_TRAP(r.Call(1, 2, 0));
   CHECK_TRAP(r.Call(2, 0, 1));
   CHECK_TRAP(r.Call(2, 1, 0));
 }
 
 
+// TODO(titzer): Fix for nosee4 and re-enable.
+#if 0
+
 TEST(Run_Wasm_F32Floor) {
   WasmRunner<float> r(MachineType::Float32());
   BUILD(r, WASM_F32_FLOOR(WASM_GET_LOCAL(0)));
 
   FOR_FLOAT32_INPUTS(i) { CheckFloatEq(floor(*i), r.Call(*i)); }
 }
 
 
 TEST(Run_Wasm_F32Ceil) {
   WasmRunner<float> r(MachineType::Float32());
@@ skipping 28 matching lines @@
 
 
 TEST(Run_Wasm_F64Ceil) {
   WasmRunner<double> r(MachineType::Float64());
   BUILD(r, WASM_F64_CEIL(WASM_GET_LOCAL(0)));
 
   FOR_FLOAT64_INPUTS(i) { CheckDoubleEq(ceil(*i), r.Call(*i)); }
 }
 
 
-TEST(Run_WasmCallF64StackParameterTrunc) {
-  // Build the target function.
-  LocalType param_types[20];
-  for (int i = 0; i < 20; i++) param_types[i] = kAstF64;
-  FunctionSig sig(1, 19, param_types);
-  TestingModule module;
-  WasmFunctionCompiler t(&sig);
-  BUILD(t, WASM_F64_TRUNC(WASM_GET_LOCAL(17)));
-  uint32_t index = t.CompileAndAdd(&module);
-
-  // Build the calling function.
-  WasmRunner<double> r(MachineType::Float64());
-  r.env()->module = &module;
-  BUILD(r, WASM_CALL_FUNCTION(index, WASM_F64(1.0), WASM_F64(2.0),
-                              WASM_F64(4.0), WASM_F64(8.0), WASM_F64(16.0),
-                              WASM_F64(32.0), WASM_F64(64.0), WASM_F64(128.0),
-                              WASM_F64(256.0), WASM_F64(1.5), WASM_F64(2.5),
-                              WASM_F64(4.5), WASM_F64(8.5), WASM_F64(16.5),
-                              WASM_F64(32.5), WASM_F64(64.5), WASM_F64(128.5),
-                              WASM_GET_LOCAL(0), WASM_F64(512.5)));
-
-
-  FOR_FLOAT64_INPUTS(i) { CheckDoubleEq(trunc(*i), r.Call(*i)); }
-}
-
-
 TEST(Run_Wasm_F64Trunc) {
   WasmRunner<double> r(MachineType::Float64());
   BUILD(r, WASM_F64_TRUNC(WASM_GET_LOCAL(0)));
 
   FOR_FLOAT64_INPUTS(i) { CheckDoubleEq(trunc(*i), r.Call(*i)); }
 }
 
 
 TEST(Run_Wasm_F64NearestInt) {
   WasmRunner<double> r(MachineType::Float64());
   BUILD(r, WASM_F64_NEARESTINT(WASM_GET_LOCAL(0)));
 
   FOR_FLOAT64_INPUTS(i) { CheckDoubleEq(nearbyint(*i), r.Call(*i)); }
 }
 
+#endif
+
 
 TEST(Run_Wasm_F32Min) {
   WasmRunner<float> r(MachineType::Float32(), MachineType::Float32());
   BUILD(r, WASM_F32_MIN(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
 
   FOR_FLOAT32_INPUTS(i) {
     FOR_FLOAT32_INPUTS(j) {
       float expected;
       if (*i < *j) {
         expected = *i;
@@ skipping 255 matching lines @@
 TEST(Run_Wasm_F32CopySign) {
   WasmRunner<float> r(MachineType::Float32(), MachineType::Float32());
   BUILD(r, WASM_F32_COPYSIGN(WASM_GET_LOCAL(0), WASM_GET_LOCAL(1)));
 
   FOR_FLOAT32_INPUTS(i) {
     FOR_FLOAT32_INPUTS(j) { CheckFloatEq(copysign(*i, *j), r.Call(*i, *j)); }
   }
 }
 
 #endif