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[Qemu-devel] [PATCH v1 1/1] target-tricore: add missing 64-bit MOV in RL


From: Alex Züpke
Subject: [Qemu-devel] [PATCH v1 1/1] target-tricore: add missing 64-bit MOV in RLC format
Date: Fri, 12 Dec 2014 12:25:35 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0

Add the missing 64-bit "MOV Ex, simm16" variant in RLC format.

Signed-off-by: Alex Zuepke <address@hidden>
-- 
diff --git a/target-tricore/tricore-opcodes.h b/target-tricore/tricore-opcodes.h
index 7aa6aed..a76a7e4 100644
--- a/target-tricore/tricore-opcodes.h
+++ b/target-tricore/tricore-opcodes.h
@@ -487,6 +487,7 @@ enum {
     OPC1_32_RLC_ADDIH_A                              = 0x11,
     OPC1_32_RLC_MFCR                                 = 0x4d,
     OPC1_32_RLC_MOV                                  = 0x3b,
+    OPC1_32_RLC_MOV_64                               = 0xfb, /* 1.6 only */
     OPC1_32_RLC_MOV_U                                = 0xbb,
     OPC1_32_RLC_MOV_H                                = 0x7b,
     OPC1_32_RLC_MOVH_A                               = 0x91,
diff --git a/target-tricore/translate.c b/target-tricore/translate.c
index c132223..e3eeedb 100644
--- a/target-tricore/translate.c
+++ b/target-tricore/translate.c
@@ -3781,6 +3781,17 @@ static void decode_rlc_opc(CPUTriCoreState *env, 
DisasContext *ctx,
     case OPC1_32_RLC_MOV:
         tcg_gen_movi_tl(cpu_gpr_d[r2], const16);
         break;
+    case OPC1_32_RLC_MOV_64:
+        if (tricore_feature(env, TRICORE_FEATURE_16)) {
+            if ((r2 & 0x1) != 0) {
+                /* TODO: raise OPD trap */
+            }
+            tcg_gen_movi_tl(cpu_gpr_d[r2], const16);
+            tcg_gen_movi_tl(cpu_gpr_d[r2+1], const16 >> 16);
+        } else {
+            /* TODO: raise illegal opcode trap */
+        }
+        break;
     case OPC1_32_RLC_MOV_U:
         const16 = MASK_OP_RLC_CONST16(ctx->opcode);
         tcg_gen_movi_tl(cpu_gpr_d[r2], const16);
@@ -4021,6 +4032,7 @@ static void decode_32Bit_opc(CPUTriCoreState *env, 
DisasContext *ctx)
     case OPC1_32_RLC_ADDIH_A:
     case OPC1_32_RLC_MFCR:
     case OPC1_32_RLC_MOV:
+    case OPC1_32_RLC_MOV_64:
     case OPC1_32_RLC_MOV_U:
     case OPC1_32_RLC_MOV_H:
     case OPC1_32_RLC_MOVH_A:



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