From 3253c4cac94194fabed46aafdd8b459cdb1d85a3 Mon Sep 17 00:00:00 2001
From: Max Wash <mbswash@gmail.com>
Date: Sun, 11 Jan 2026 14:51:09 +0000
Subject: [PATCH] vim: add support for mach-registers, graph instructions, etc

---
 mie.vim/syntax/mie.vim | 44 ++++++++++++++++++++++++++----------------
 1 file changed, 27 insertions(+), 17 deletions(-)

diff --git a/mie.vim/syntax/mie.vim b/mie.vim/syntax/mie.vim
index 8488018..861c9a7 100755
--- a/mie.vim/syntax/mie.vim
+++ b/mie.vim/syntax/mie.vim
@@ -5,41 +5,51 @@ endif
 let s:save_cpo = &cpoptions
 set cpoptions&vim
 setlocal iskeyword+=-
+setlocal shiftwidth=4
+setlocal tabstop=4
 
-syn keyword	mieUnspecifiedKeyword	to step iter-args
+syn keyword	mieUnspecifiedKeyword
+			\ to step iter-args get set
+			\ case then default
 syn keyword	mieInstructionFlag
 			\ eq gt ge lt le
 syn match	mieRegister		"%[0-9]\>"
 syn match	mieRegister		"%[1-9][0-9]\+\>"
 syn match	mieRegister		"%[A-Za-z_\-\.][A-Za-z0-9_\-\.]*\>"
+syn match	mieMachineRegister	"$[0-9]\>"
+syn match	mieMachineRegister	"$[1-9][0-9]\+\>"
+syn match	mieMachineRegister	"$[A-Za-z_\-\.][A-Za-z0-9_\-\.]*\>"
 syn match	mieIdentifier		/@\(\w\+\)\(\.\(\w\+\)\)*\>/
 syn match	mieIdentifier		/@\.\(\w\+\)\(\.\(\w\+\)\)*\>/
 syn match	mieBlockIdentifier	/\^\(\w\+\)\(\.\(\w\+\)\)*/
 syn match	mieBlockLabel		/\^\(\w\+\)\(\.\(\w\+\)\)*\:/
-syn keyword	mieBuiltinType		void index
-syn keyword	mieBuiltinType		f16 f32 f64 f80 f128
+syn keyword	mieBuiltinType		void
 " Use syn match for type names that are ALSO dialect names, to ensure that
 " dialect operations are still matched as such.
 syn match	mieBuiltinType		/\<memref\>/
-syn match	mieBuiltinType		"i[0-9]\>"
-syn match	mieBuiltinType		"i[1-9][0-9]\+\>"
+syn match	mieBuiltinType		/\<ptr\>/
+syn match	mieBuiltinType		/\<index\>/
+syn match	mieBuiltinType		"\<[if][0-9]\>"
+syn match	mieBuiltinType		"\<[if][1-9][0-9]\+\>"
 syn match	mieDialectType		/#[A-Za-z][A-Za-z0-9\-]*\(\.[A-Za-z][A-Za-z0-9\-]*\)\+/
 
+syn match	mieInstruction		/\*[A-Za-z][A-Za-z0-9\-]*\(\.[A-Za-z][A-Za-z0-9\-]*\)\+\([>\*]\)\@!\>/
+syn match	mieGenericOperation	/\~[A-Za-z][A-Za-z0-9\-]*\(\.[A-Za-z][A-Za-z0-9\-]*\)\+\([>\*]\)\@!\>/
+syn match	mieGraphOperation	/+[A-Za-z][A-Za-z0-9\-]*\(\.[A-Za-z][A-Za-z0-9\-]*\)\+\([>\*]\)\@!\>/
 syn match	mieCustomOperation	/\<[A-Za-z][A-Za-z0-9\-]*\(\.[A-Za-z][A-Za-z0-9\-]*\)\+\>/
-syn match	mieGenericOperation	/\*[A-Za-z][A-Za-z0-9\-]*\(\.[A-Za-z][A-Za-z0-9\-]*\)\+\([>\*]\)\@!\>/
 
 syn match	mieAttributeName	/\<[A-Za-z][A-Za-z0-9\-_\.]*\(\s*=\)\@=\>/
 
 syn region	mieString		start=+"+ end=+"\%(u8\)\=+ end=+$+ extend
 
-syn match	mieFloat		/[0-9]\+\.[0-9]\+/
-syn match	mieFloat		/-[0-9]\+\.[0-9]\+/
-syn match	mieFloat		/+[0-9]\+\.[0-9]\+/
+syn match	mieFloat		/\<[0-9]\+\.[0-9]\+/
+syn match	mieFloat		/\<-[0-9]\+\.[0-9]\+/
+syn match	mieFloat		/\<+[0-9]\+\.[0-9]\+/
 
-syn match	mieInteger		/[0-9]\+\(\.\)\@!\>/
-syn match	mieInteger		/-[0-9]\+\(\.\)\@!\>/
-syn match	mieInteger		/0x[:xdigit:]\+\>/
-syn match	mieInteger		/-0x[:xdigit:]\+\>/
+syn match	mieInteger		/\<[0-9]\+\(\.\)\@!\>/
+syn match	mieInteger		/\<-[0-9]\+\(\.\)\@!\>/
+syn match	mieInteger		/\<0x[:xdigit:]\+\>/
+syn match	mieInteger		/\<-0x[:xdigit:]\+\>/
 
 syn match	mieIntegerDimension	/[0-9]\+x/
 syn match	mieIntegerDimension	/0x[:xdigit:]\+x/
@@ -55,12 +65,9 @@ syn match	mieBraces		"[{}]" display
 syn match	mieAngleBrackets	"[<>]" display
 syn match	mieOperator		"[=:]" display
 syn match	mieOperator		"->" display
-syn match	ivyPropertySymbol	"\$" display
 
 " The default highlighting.
 hi def link	mieUnspecifiedKeyword	Keyword
-hi def link	ivyPropertySymbol	Statement
-
 hi def link	mieInteger		Number
 hi def link	mieFloat		Number
 
@@ -72,12 +79,15 @@ hi def link	mieAngleBrackets	StorageClass
 hi def link 	mieDialectType		Type
 
 hi def link 	mieGenericOperation	@function.builtin
+hi def link 	mieGraphOperation	Statement
 hi def link 	mieCustomOperation	Function
+hi def link 	mieInstruction		@attribute
 hi def link 	mieInstructionFlag	StorageClass
 hi def link 	mieIdentifier		Identifier
 hi def link 	mieBlockIdentifier	Label
 hi def link 	mieBlockLabel		Label
-hi def link 	mieRegister		@variable
+hi def link 	mieRegister		@variable.parameter
+hi def link 	mieMachineRegister	@variable.builtin
 
 hi def link 	mieString		String
 hi def link 	mieBuiltinType		@type.builtin