mie.vim: add comparison and branch instruction highlighting

mie.vim/syntax/mie.vim

@@ -8,13 +8,13 @@ set cpoptions&vim
 syn keyword	mieUnspecifiedStatement	record data define type global
 syn keyword	mieInstruction
 			\ alloca load store call br cmp
-			\ c.z c.nz c.eq c.ne c.lt c.le c.gt c.ge
-			\ br br.t br.f
-			\ add sub div mul push pop msg
+			\ add sub div mul msg
 			\ getelementptr switch ret
+syn keyword	mieInstructionFlag
+			\ eq gt ge lt le
 syn match	mieRegister		"%[0-9]\>"
 syn match	mieRegister		"%[1-9][0-9]\+\>"
-syn match	mieRegister		"%\w\+\>"
+syn match	mieRegister		"%[A-Za-z\.][A-Za-z0-9\.]*\>"
 syn match	mieIdentifier		/@\(\w\+\)\(\.\(\w\+\)\)*\>/
 syn match	mieIdentifier		/@\.\(\w\+\)\(\.\(\w\+\)\)*\>/
 syn match	mieLabel		/\(\w\+\)\(\.\(\w\+\)\)*\:/
@@ -60,6 +60,7 @@ hi def link 	mieClassName		Type
 hi def link 	mieLambdaName		@variable.parameter
 
 hi def link 	mieInstruction		Function
+hi def link 	mieInstructionFlag	StorageClass
 hi def link 	mieIdentifier		Identifier
 hi def link 	mieLabel		Tag
 hi def link 	mieIndexBase		@variable.builtin