From: Gabe Black <gblack@eecs.umich.edu>
Date: Wed, 2 Jun 2010 17:58:06 +0000 (-0500)
Subject: ARM: Decode the unsigned 8 and 16 bit add and subtract instructions.
X-Git-Tag: stable_2012_02_02~1271
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a895514d35d4011f3110ad4d8290287d7b7b6856;p=gem5.git

ARM: Decode the unsigned 8 and 16 bit add and subtract instructions.
---

diff --git a/src/arch/arm/isa/formats/data.isa b/src/arch/arm/isa/formats/data.isa
index 98274e3eb..05d89abf5 100644
--- a/src/arch/arm/isa/formats/data.isa
+++ b/src/arch/arm/isa/formats/data.isa
@@ -285,17 +285,17 @@ def format ArmParallelAddSubtract() {{
               case 0x1:
                 switch (op2) {
                   case 0x0:
-                    return new WarnUnimplemented("uadd16", machInst);
+                    return new Uadd16RegCc(machInst, rd, rn, rm, 0, LSL);
                   case 0x1:
-                    return new WarnUnimplemented("uasx", machInst);
+                    return new UasxRegCc(machInst, rd, rn, rm, 0, LSL);
                   case 0x2:
-                    return new WarnUnimplemented("usax", machInst);
+                    return new UsaxRegCc(machInst, rd, rn, rm, 0, LSL);
                   case 0x3:
-                    return new WarnUnimplemented("usub16", machInst);
+                    return new Usub16RegCc(machInst, rd, rn, rm, 0, LSL);
                   case 0x4:
-                    return new WarnUnimplemented("uadd8", machInst);
+                    return new Uadd8RegCc(machInst, rd, rn, rm, 0, LSL);
                   case 0x7:
-                    return new WarnUnimplemented("usub8", machInst);
+                    return new Usub8RegCc(machInst, rd, rn, rm, 0, LSL);
                 }
                 break;
               case 0x2:
@@ -607,17 +607,23 @@ def format Thumb32DataProcReg() {{
                       case 0x0:
                         switch (op1) {
                           case 0x1:
-                            return new WarnUnimplemented("uadd16", machInst);
+                            return new Uadd16RegCc(machInst, rd,
+                                                   rn, rm, 0, LSL);
                           case 0x2:
-                            return new WarnUnimplemented("uasx", machInst);
+                            return new UasxRegCc(machInst, rd,
+                                                 rn, rm, 0, LSL);
                           case 0x6:
-                            return new WarnUnimplemented("usax", machInst);
+                            return new UsaxRegCc(machInst, rd,
+                                                 rn, rm, 0, LSL);
                           case 0x5:
-                            return new WarnUnimplemented("usub16", machInst);
+                            return new Usub16RegCc(machInst, rd,
+                                                   rn, rm, 0, LSL);
                           case 0x0:
-                            return new WarnUnimplemented("uadd8", machInst);
+                            return new Uadd8RegCc(machInst, rd,
+                                                  rn, rm, 0, LSL);
                           case 0x4:
-                            return new WarnUnimplemented("usub8", machInst);
+                            return new Usub8RegCc(machInst, rd,
+                                                  rn, rm, 0, LSL);
                         }
                         break;
                       case 0x1: