[wasm] WasmRunner can run tests with I64 parameters and return value.

src/compiler/mips64/code-generator-mips64.cc

Index: src/compiler/mips64/code-generator-mips64.cc
diff --git a/src/compiler/mips64/code-generator-mips64.cc b/src/compiler/mips64/code-generator-mips64.cc
index 14bbe31cf3b28ee167344f31ff8f92b061931d30..b618db4eabcc295fc6114ae62f3dc7063d6a0af8 100644
--- a/src/compiler/mips64/code-generator-mips64.cc
+++ b/src/compiler/mips64/code-generator-mips64.cc
@@ -1819,7 +1819,7 @@ void CodeGenerator::AssembleDeoptimizerCall(
 
 
 void CodeGenerator::AssemblePrologue() {
-  CallDescriptor* descriptor = linkage()->GetIncomingDescriptor();
+  const CallDescriptor* descriptor = linkage()->GetIncomingDescriptor();
   if (descriptor->IsCFunctionCall()) {
     __ Push(ra, fp);
     __ mov(fp, sp);
@@ -1874,7 +1874,7 @@ void CodeGenerator::AssemblePrologue() {
 
 
 void CodeGenerator::AssembleReturn() {
-  CallDescriptor* descriptor = linkage()->GetIncomingDescriptor();
+  const CallDescriptor* descriptor = linkage()->GetIncomingDescriptor();
 
   // Restore GP registers.
   const RegList saves = descriptor->CalleeSavedRegisters();