runtime: a few cleanups.

LGTM=bradfitz
R=golang-codereviews, bradfitz
CC=golang-codereviews
https://golang.org/cl/134630043
diff --git a/src/runtime/asm_amd64.s b/src/runtime/asm_amd64.s
index cc32ad8..a47fb09 100644
--- a/src/runtime/asm_amd64.s
+++ b/src/runtime/asm_amd64.s
@@ -307,7 +307,7 @@
 	MOVQ	$0, 0x1003	// crash if newstack returns
 	RET
 
-// reflect·call: call a function with the given argument list
+// reflectcall: call a function with the given argument list
 // func call(f *FuncVal, arg *byte, argsize, retoffset uint32).
 // we don't have variable-sized frames, so we use a small number
 // of constant-sized-frame functions to encode a few bits of size in the pc.
@@ -320,7 +320,7 @@
 	JMP	AX
 // Note: can't just "JMP NAME(SB)" - bad inlining results.
 
-TEXT reflect·call(SB), NOSPLIT, $0-24
+TEXT runtime·reflectcall(SB), NOSPLIT, $0-24
 	MOVLQZX argsize+16(FP), CX
 	DISPATCH(runtime·call16, 16)
 	DISPATCH(runtime·call32, 32)