From: Gabe Black <gblack@eecs.umich.edu>
Date: Fri, 3 Nov 2006 15:56:47 +0000 (-0500)
Subject: Add the syscall number as the second parameter for the trap fault. This could be... 
X-Git-Tag: m5_2.0_beta2~53^2~60
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ab651344dda9ba09c1c3e1855a5bbc250bdc5ea0;p=gem5.git

Add the syscall number as the second parameter for the trap fault. This could be improved and syscalls could be called from the trap's invoke method.

--HG--
extra : convert_revision : 127a3673a076110fb3605c0fbc93e8d7e9fec84b
---

diff --git a/src/arch/sparc/isa/decoder.isa b/src/arch/sparc/isa/decoder.isa
index a5f43367d..33352cb2c 100644
--- a/src/arch/sparc/isa/decoder.isa
+++ b/src/arch/sparc/isa/decoder.isa
@@ -726,7 +726,7 @@ decode OP default Unknown::unknown()
 #if FULL_SYSTEM
                         int lTrapNum = I ? (Rs1 + SW_TRAP) : (Rs1 + Rs2);
                         DPRINTF(Sparc, "The trap number is %d\n", lTrapNum);
-                        fault = new TrapInstruction(lTrapNum);
+                        fault = new TrapInstruction(lTrapNum, R1);
 #else
                         DPRINTF(Sparc, "The syscall number is %d\n", R1);
                         xc->syscall(R1);
@@ -739,7 +739,7 @@ decode OP default Unknown::unknown()
 #if FULL_SYSTEM
                         int lTrapNum = I ? (Rs1 + SW_TRAP) : (Rs1 + Rs2);
                         DPRINTF(Sparc, "The trap number is %d\n", lTrapNum);
-                        fault = new TrapInstruction(lTrapNum);
+                        fault = new TrapInstruction(lTrapNum, R1);
 #else
                         DPRINTF(Sparc, "The syscall number is %d\n", R1);
                         xc->syscall(R1);