Add graph intrinsics for math library functions

runtime/vm/intermediate_language.cc

Index: runtime/vm/intermediate_language.cc
diff --git a/runtime/vm/intermediate_language.cc b/runtime/vm/intermediate_language.cc
index 4f4032fce706c7db24ec99c1057b89e3c0d63174..8dcfc5f98396811d9e63a59ee84f7e975d069d08 100644
--- a/runtime/vm/intermediate_language.cc
+++ b/runtime/vm/intermediate_language.cc
@@ -3550,6 +3550,8 @@ intptr_t InvokeMathCFunctionInstr::ArgumentCountFor(
     case MethodRecognizer::kMathTan:
     case MethodRecognizer::kMathAcos:
     case MethodRecognizer::kMathAsin:
+    case MethodRecognizer::kMathSin:
+    case MethodRecognizer::kMathCos:
       return 1;
     case MethodRecognizer::kDoubleMod:
     case MethodRecognizer::kMathDoublePow:
@@ -3636,6 +3638,10 @@ const RuntimeEntry& InvokeMathCFunctionInstr::TargetFunction() const {
       return kLibcTanRuntimeEntry;
     case MethodRecognizer::kMathAsin:
       return kLibcAsinRuntimeEntry;
+    case MethodRecognizer::kMathSin:
+      return kLibcSinRuntimeEntry;
+    case MethodRecognizer::kMathCos:
+      return kLibcCosRuntimeEntry;
     case MethodRecognizer::kMathAcos:
       return kLibcAcosRuntimeEntry;
     case MethodRecognizer::kMathAtan: