From: Martin Perner <martin@perner.cc>
Date: Mon, 27 Dec 2010 00:57:50 +0000 (+0100)
Subject: deepjit: saved one instr overall ... 1664
X-Git-Tag: bootrom_v1~48
X-Git-Url: http://wien.tomnetworks.com/gitweb/?p=calu.git;a=commitdiff_plain;h=a2b67127091af5a152659d73a7c71351e41c255e

deepjit: saved one instr overall ... 1664
---

diff --git a/3_test/deepjit.s b/3_test/deepjit.s
index a786bf4..58d6d23 100644
--- a/3_test/deepjit.s
+++ b/3_test/deepjit.s
@@ -72,10 +72,9 @@ prog_lessthan:
 .ifill subi r3, r3, 4;0xe1998020
 .ifill ldw r6, 0(r3);0xe7318000
 .ifill ldw r7, 0-4(r3);0xe739fffc
-.ifill ldis r8, 0;0xed400004
 .ifill cmp r7, r6;0xec3b0000
-.ifill ldislt r8, 0xFF;0xbd4007fc
-.ifill stw r8, 0-4(r3);0xe7c1fffc
+.ifill stwlt r14, 0-4(r3);
+.ifill stwge r15, 0-4(r3);
 
 prog_dup:
 .ifill ldw r6, 0-4(r3);0xe731fffc
@@ -136,6 +135,11 @@ main:
 	ldil r3, stack@lo
 	ldih r3, stack@hi
 
+	;make r15 a 0-register
+	ldis r15, 0
+	;make r14 a 8-bit -1-register
+	ldis r14, 0xFF
+
 	;call jit'ed prog
 	call+ prog_start
 
@@ -351,7 +355,7 @@ vm_lessthan:
 	ldil r4, prog_lessthan@lo
 	ldih r4, prog_lessthan@hi
 
-	;program instruction (7)
+	;program instruction (6)
 	ldw r0, 0(r4)
 	stx r0, 0(r2)
 	ldw r0, 4(r4)
@@ -364,11 +368,9 @@ vm_lessthan:
 	stx r0, 16(r2)
 	ldw r0, 20(r4)
 	stx r0, 20(r2)
-	ldw r0, 24(r4)
-	stx r0, 24(r2)
 
 	;increment address
-	addi r2, r2, 28
+	addi r2, r2, 24
 
 	br+ vm_loop