Adjust for branch target encoding change
authorAnthony Green <green@redhat.com>
Sat, 8 Sep 2012 01:26:07 +0000 (01:26 +0000)
committerAnthony Green <green@redhat.com>
Sat, 8 Sep 2012 01:26:07 +0000 (01:26 +0000)
sim/moxie/ChangeLog
sim/moxie/interp.c

index d4f1e24..ddab6e9 100644 (file)
@@ -1,3 +1,8 @@
+2012-09-07  Anthony Green  <green@moxielogic.com>
+
+       * interp.c (sim_resume): Branches are now relative to the
+          address of the instruction following the branch.
+
 2012-06-17  Mike Frysinger  <vapier@gentoo.org>
 
        * interp.c: Include config.h first.  Also include fcntl.h directly.
index c16c34f..b8edc10 100644 (file)
@@ -290,69 +290,69 @@ sim_resume (sd, step, siggnal)
                  {
                    TRACE("beq");
                    if (cpu.asregs.cc & CC_EQ)
-                     pc += INST2OFFSET(inst) - 2;
+                     pc += INST2OFFSET(inst);
                  }
                  break;
                case 0x01: /* bne */
                  {
                    TRACE("bne");
                    if (! (cpu.asregs.cc & CC_EQ))
-                     pc += INST2OFFSET(inst) - 2;
+                     pc += INST2OFFSET(inst);
                  }
                  break;
                case 0x02: /* blt */
                  {
                    TRACE("blt");
                    if (cpu.asregs.cc & CC_LT)
-                     pc += INST2OFFSET(inst) - 2;
+                     pc += INST2OFFSET(inst);
                  }               break;
                case 0x03: /* bgt */
                  {
                    TRACE("bgt");
                    if (cpu.asregs.cc & CC_GT)
-                     pc += INST2OFFSET(inst) - 2;
+                     pc += INST2OFFSET(inst);
                  }
                  break;
                case 0x04: /* bltu */
                  {
                    TRACE("bltu");
                    if (cpu.asregs.cc & CC_LTU)
-                     pc += INST2OFFSET(inst) - 2;
+                     pc += INST2OFFSET(inst);
                  }
                  break;
                case 0x05: /* bgtu */
                  {
                    TRACE("bgtu");
                    if (cpu.asregs.cc & CC_GTU)
-                     pc += INST2OFFSET(inst) - 2;
+                     pc += INST2OFFSET(inst);
                  }
                  break;
                case 0x06: /* bge */
                  {
                    TRACE("bge");
                    if (cpu.asregs.cc & (CC_GT | CC_EQ))
-                     pc += INST2OFFSET(inst) - 2;
+                     pc += INST2OFFSET(inst);
                  }
                  break;
                case 0x07: /* ble */
                  {
                    TRACE("ble");
                    if (cpu.asregs.cc & (CC_LT | CC_EQ))
-                     pc += INST2OFFSET(inst) - 2;
+                     pc += INST2OFFSET(inst);
                  }
                  break;
                case 0x08: /* bgeu */
                  {
                    TRACE("bgeu");
                    if (cpu.asregs.cc & (CC_GTU | CC_EQ))
-                     pc += INST2OFFSET(inst) - 2;
+                     pc += INST2OFFSET(inst);
                  }
                  break;
                case 0x09: /* bleu */
                  {
                    TRACE("bleu");
                    if (cpu.asregs.cc & (CC_LTU | CC_EQ))
-                     pc += INST2OFFSET(inst) - 2;
+                     pc += INST2OFFSET(inst);
                  }
                  break;
                default: