Fix register trashing in Emit*ByteSeqStringSetChar

src/arm/full-codegen-arm.cc

Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index 0cb8e46a24543c403a400ed2cc75c1b6f70eae64..136101b2b164f9a0d3d05038371c1e4ad2422e69 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -3520,8 +3520,8 @@ void FullCodeGenerator::EmitOneByteSeqStringSetChar(CallRuntime* expr) {
 
   VisitForStackValue(args->at(1));  // index
   VisitForStackValue(args->at(2));  // value
-  __ Pop(index, value);
   VisitForAccumulatorValue(args->at(0));  // string
+  __ Pop(index, value);
 
   if (FLAG_debug_code) {
     static const uint32_t one_byte_seq_type = kSeqStringTag | kOneByteStringTag;
@@ -3547,8 +3547,8 @@ void FullCodeGenerator::EmitTwoByteSeqStringSetChar(CallRuntime* expr) {
 
   VisitForStackValue(args->at(1));  // index
   VisitForStackValue(args->at(2));  // value
-  __ Pop(index, value);
   VisitForAccumulatorValue(args->at(0));  // string
+  __ Pop(index, value);
 
   if (FLAG_debug_code) {
     static const uint32_t two_byte_seq_type = kSeqStringTag | kTwoByteStringTag;