From 288085afbe916ac334dbc88ee2da836fb837bbca Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Sun, 22 May 2011 18:33:33 +0200
Subject: Get register maps for jit.dump from target disassembler.

---
 lib/dis_x86.lua | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'lib/dis_x86.lua')

diff --git a/lib/dis_x86.lua b/lib/dis_x86.lua
index eb447eb0..f489a861 100644
--- a/lib/dis_x86.lua
+++ b/lib/dis_x86.lua
@@ -813,6 +813,16 @@ local function disass64_(code, addr, out)
   create64_(code, addr, out):disass()
 end
 
+-- Return register name for RID.
+local function regname_(r)
+  if r < 8 then return map_regs.D[r+1] end
+  return map_regs.X[r-7]
+end
+
+local function regname64_(r)
+  if r < 16 then return map_regs.Q[r+1] end
+  return map_regs.X[r-15]
+end
 
 -- Public module functions.
 module(...)
@@ -821,4 +831,6 @@ create = create_
 create64 = create64_
 disass = disass_
 disass64 = disass64_
+regname = regname_
+regname64 = regname64_
 
-- 
cgit v1.2.3-55-g6feb