From: Richard Kenner <kenner@gcc.gnu.org>
Date: Wed, 23 Apr 1997 13:48:57 +0000 (-0400)
Subject: (DUCR.M,DUC.M): Defined.
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=263967e71dd4fff21dddb0cd8122a83091510843;p=platform%2Fupstream%2Fgcc.git

(DUCR.M,DUC.M): Defined.

From-SVN: r13966
---

diff --git a/gcc/config/1750a/ms1750.inc b/gcc/config/1750a/ms1750.inc
index da2f5a5..cb41e95 100644
--- a/gcc/config/1750a/ms1750.inc
+++ b/gcc/config/1750a/ms1750.inc
@@ -112,3 +112,47 @@ HI	SET   `1` + 2
 	POPM  R10,R13
      ENDMACRO
 
+
+; Double Unsigned Compare Register with register
+
+     MACRO DUCR.M
+	PSHM	R13,R14    ; R13 and R14 are assumed not to be input parameters
+LOW1	SET	`1` + 1
+LOW2	SET	`2` + 1
+	PSHM	R`1`,R`LOW1`
+	PSHM	R`2`,R`LOW2`
+	LR	R13,R`LOW1`
+	LR	R14,R`LOW2`
+	DSRL	R`1`,1
+	DSRL	R`2`,1
+	DCR	R`1`,R`2`
+	BNE	+6
+	ANDM	R13,1
+	ANDM	R14,1
+	CR	R13,R14
+	POPM	R`2`,R`LOW2`
+	POPM	R`1`,R`LOW1`
+	POPM	R13,R14
+     ENDMACRO
+
+
+; Double Unsigned Compare register with memory
+
+     MACRO DUC.M
+	PSHM	R13,R14    ; R13 and R14 are assumed not to be input parameters
+LOW1	SET	`1` + 1
+	PSHM	R`1`,R`LOW1`
+	DL	R13,`2`
+	DSRL	R`1`,1
+	DSRL	R13,1
+	DCR	R`1`,R13
+	BNE	+10        ; done, go pop the saved regs
+	DL	R13,`2`    ; interested in the *low* word (R14)
+	L	R13,1,R15
+	ANDM	R13,1
+	ANDM	R14,1
+	CR	R13,R14
+	POPM	R`1`,R`LOW1`
+	POPM	R13,R14
+     ENDMACRO
+