Reland "Change the order of arguments of the (One|Two)ByteSeqStringSetChar intrinsic."

src/x87/full-codegen-x87.cc

Index: src/x87/full-codegen-x87.cc
diff --git a/src/x87/full-codegen-x87.cc b/src/x87/full-codegen-x87.cc
index 2eb7ac862098f1863087c8f52e4b04acae567f15..98f1b605bf6b0777373b71546489e7e2a4547b11 100644
--- a/src/x87/full-codegen-x87.cc
+++ b/src/x87/full-codegen-x87.cc
@@ -3356,9 +3356,9 @@ void FullCodeGenerator::EmitOneByteSeqStringSetChar(CallRuntime* expr) {
   Register index = ebx;
   Register value = ecx;
 
-  VisitForStackValue(args->at(1));        // index
-  VisitForStackValue(args->at(2));        // value
-  VisitForAccumulatorValue(args->at(0));  // string
+  VisitForStackValue(args->at(0));        // index
+  VisitForStackValue(args->at(1));        // value
+  VisitForAccumulatorValue(args->at(2));  // string
 
   __ pop(value);
   __ pop(index);
@@ -3392,9 +3392,9 @@ void FullCodeGenerator::EmitTwoByteSeqStringSetChar(CallRuntime* expr) {
   Register index = ebx;
   Register value = ecx;
 
-  VisitForStackValue(args->at(1));        // index
-  VisitForStackValue(args->at(2));        // value
-  VisitForAccumulatorValue(args->at(0));  // string
+  VisitForStackValue(args->at(0));        // index
+  VisitForStackValue(args->at(1));        // value
+  VisitForAccumulatorValue(args->at(2));  // string
   __ pop(value);
   __ pop(index);