From a5b0790d96d17c230ddd865c986a5a34ec13658c Mon Sep 17 00:00:00 2001
From: ceriel <none@none>
Date: Wed, 25 Oct 1989 17:21:52 +0000
Subject: [PATCH] Added CSA ==4 and CSB ==4 entries, needed for ANSI C

---
 mach/i86/ncg/mach.c |  3 +++
 mach/i86/ncg/table  | 14 ++++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/mach/i86/ncg/mach.c b/mach/i86/ncg/mach.c
index 7ac6d1f44..82e10abf2 100644
--- a/mach/i86/ncg/mach.c
+++ b/mach/i86/ncg/mach.c
@@ -43,6 +43,9 @@ con_mult(sz) word sz; {
 
 #define CODE_GENERATOR 
 #define IEEEFLOAT 
+#define FL_MSL_AT_LOW_ADDRESS	0
+#define FL_MSW_AT_LOW_ADDRESS	0
+#define FL_MSB_AT_LOW_ADDRESS	0
 #include <con_float>
 
 /*
diff --git a/mach/i86/ncg/table b/mach/i86/ncg/table
index 8b4deddc2..3288011bf 100644
--- a/mach/i86/ncg/table
+++ b/mach/i86/ncg/table
@@ -2848,23 +2848,37 @@ with BXREG ACC
 kills ALL
   gen jmp {label, ".csa2"}
 
+pat csa $1==4
+with BXREG ACC DXREG
+kills ALL
+  gen jmp {label, ".csa4"}
+
+/*
 pat csa !defined($1)
 with rm-BXREG-ACC ACC
 kills ALL
   gen cmp %1,{ANYCON,2}
       jne {label, ".unknown"}
       jmp {label, ".csa2"}
+*/
 
 pat csb $1==2
 with BXREG ACC
 kills ALL
   gen jmp {label, ".csb2"}
 
+pat csb $1==4
+with BXREG ACC DXREG
+kills ALL
+  gen jmp {label, ".csb4"}
+
+/*
 pat csb !defined($1)
 with rm-BXREG-ACC BXREG ACC
   gen cmp %1,{ANYCON,2}
       jne {label, ".unknown"}
       jmp {label, ".csb2"}
+*/
 
 pat dup $1==2
 with anyreg				yields %1 %1
-- 
2.34.1