target-tilegx: Use TILEGX_EXCP_OPCODE_UNKNOWN and TILEGX_EXCP_OPCODE_UNIMPLEMENTED...

[qemu.git] / target-tilegx / translate.c

diff --git a/target-tilegx/translate.c b/target-tilegx/translate.c
index 6ab66f9b07721d9ca6068c5406b6422de57178c1..ab3fc81b7f76f6da54d59b6b854627cd04fc6d7c 100644 (file)
--- a/target-tilegx/translate.c
+++ b/target-tilegx/translate.c
@@ -291,7 +291,7 @@ static TileExcp gen_st_opcode(DisasContext *dc, unsigned dest, unsigned srca,
                               unsigned srcb, TCGMemOp memop, const char *name)
 {
     if (dest) {
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 
     tcg_gen_qemu_st_tl(load_gr(dc, srcb), load_gr(dc, srca),
@@ -538,7 +538,7 @@ static TileExcp gen_rr_opcode(DisasContext *dc, unsigned opext,
         mnemonic = "swint1";
     done0:
         if (srca || dest) {
-            return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+            return TILEGX_EXCP_OPCODE_UNKNOWN;
         }
         qemu_log_mask(CPU_LOG_TB_IN_ASM, "%s", mnemonic);
         return ret;
@@ -584,7 +584,7 @@ static TileExcp gen_rr_opcode(DisasContext *dc, unsigned opext,
         tcg_gen_andi_tl(dc->jmp.dest, load_gr(dc, srca), ~7);
     done1:
         if (dest) {
-            return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+            return TILEGX_EXCP_OPCODE_UNKNOWN;
         }
         qemu_log_mask(CPU_LOG_TB_IN_ASM, "%s %s", mnemonic, reg_names[srca]);
         return ret;
@@ -679,7 +679,7 @@ static TileExcp gen_rr_opcode(DisasContext *dc, unsigned opext,
     case OE_RR_X1(LNK):
     case OE_RR_Y1(LNK):
         if (srca) {
-            return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+            return TILEGX_EXCP_OPCODE_UNKNOWN;
         }
         tcg_gen_movi_tl(tdest, dc->pc + TILEGX_BUNDLE_SIZE_IN_BYTES);
         mnemonic = "lnk";
@@ -723,7 +723,7 @@ static TileExcp gen_rr_opcode(DisasContext *dc, unsigned opext,
         mnemonic = "tblidxb3";
         break;
     default:
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 
     qemu_log_mask(CPU_LOG_TB_IN_ASM, "%s %s, %s", mnemonic,
@@ -1260,10 +1260,17 @@ static TileExcp gen_rrr_opcode(DisasContext *dc, unsigned opext,
     case OE_RRR(V1DOTPUS, 0, X0):
     case OE_RRR(V1DOTPU, 0, X0):
     case OE_RRR(V1DOTP, 0, X0):
+        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
     case OE_RRR(V1INT_H, 0, X0):
     case OE_RRR(V1INT_H, 0, X1):
+        gen_helper_v1int_h(tdest, tsrca, tsrcb);
+        mnemonic = "v1int_h";
+        break;
     case OE_RRR(V1INT_L, 0, X0):
     case OE_RRR(V1INT_L, 0, X1):
+        gen_helper_v1int_l(tdest, tsrca, tsrcb);
+        mnemonic = "v1int_l";
+        break;
     case OE_RRR(V1MAXU, 0, X0):
     case OE_RRR(V1MAXU, 0, X1):
     case OE_RRR(V1MINU, 0, X0):
@@ -1329,10 +1336,17 @@ static TileExcp gen_rrr_opcode(DisasContext *dc, unsigned opext,
     case OE_RRR(V2CMPNE, 0, X1):
     case OE_RRR(V2DOTPA, 0, X0):
     case OE_RRR(V2DOTP, 0, X0):
+        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
     case OE_RRR(V2INT_H, 0, X0):
     case OE_RRR(V2INT_H, 0, X1):
+        gen_helper_v2int_h(tdest, tsrca, tsrcb);
+        mnemonic = "v2int_h";
+        break;
     case OE_RRR(V2INT_L, 0, X0):
     case OE_RRR(V2INT_L, 0, X1):
+        gen_helper_v2int_l(tdest, tsrca, tsrcb);
+        mnemonic = "v2int_l";
+        break;
     case OE_RRR(V2MAXS, 0, X0):
     case OE_RRR(V2MAXS, 0, X1):
     case OE_RRR(V2MINS, 0, X0):
@@ -1341,7 +1355,11 @@ static TileExcp gen_rrr_opcode(DisasContext *dc, unsigned opext,
     case OE_RRR(V2MNZ, 0, X1):
     case OE_RRR(V2MULFSC, 0, X0):
     case OE_RRR(V2MULS, 0, X0):
+        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
     case OE_RRR(V2MULTS, 0, X0):
+        gen_helper_v2mults(tdest, tsrca, tsrcb);
+        mnemonic = "v2mults";
+        break;
     case OE_RRR(V2MZ, 0, X0):
     case OE_RRR(V2MZ, 0, X1):
     case OE_RRR(V2PACKH, 0, X0):
@@ -1435,7 +1453,7 @@ static TileExcp gen_rrr_opcode(DisasContext *dc, unsigned opext,
         mnemonic = "xor";
         break;
     default:
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 
     qemu_log_mask(CPU_LOG_TB_IN_ASM, "%s %s, %s, %s", mnemonic,
@@ -1686,11 +1704,27 @@ static TileExcp gen_rri_opcode(DisasContext *dc, unsigned opext,
         break;
     case OE_SH(V2SHLI, X0):
     case OE_SH(V2SHLI, X1):
+        i2 = imm & 15;
+        i3 = 0xffff >> i2;
+        tcg_gen_andi_tl(tdest, tsrca, V2_IMM(i3));
+        tcg_gen_shli_tl(tdest, tdest, i2);
+        mnemonic = "v2shli";
+        break;
     case OE_SH(V2SHRSI, X0):
     case OE_SH(V2SHRSI, X1):
+        t0 = tcg_const_tl(imm & 15);
+        gen_helper_v2shrs(tdest, tsrca, t0);
+        tcg_temp_free(t0);
+        mnemonic = "v2shrsi";
+        break;
     case OE_SH(V2SHRUI, X0):
     case OE_SH(V2SHRUI, X1):
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        i2 = imm & 15;
+        i3 = (0xffff << i2) & 0xffff;
+        tcg_gen_andi_tl(tdest, tsrca, V2_IMM(i3));
+        tcg_gen_shri_tl(tdest, tdest, i2);
+        mnemonic = "v2shrui";
+        break;
 
     case OE(ADDLI_OPCODE_X0, 0, X0):
     case OE(ADDLI_OPCODE_X1, 0, X1):
@@ -1711,7 +1745,7 @@ static TileExcp gen_rri_opcode(DisasContext *dc, unsigned opext,
         break;
 
     default:
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 
     qemu_log_mask(CPU_LOG_TB_IN_ASM, "%s %s, %s, %d", mnemonic,
@@ -1805,7 +1839,7 @@ static TileExcp gen_bf_opcode_x0(DisasContext *dc, unsigned ext,
         break;
 
     default:
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 
     qemu_log_mask(CPU_LOG_TB_IN_ASM, "%s %s, %s, %u, %u", mnemonic,
@@ -1861,7 +1895,7 @@ static TileExcp gen_branch_opcode_x1(DisasContext *dc, unsigned ext,
         mnemonic = "blbs";
         break;
     default:
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 
     if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
@@ -1928,7 +1962,7 @@ static TileExcp gen_mtspr_x1(DisasContext *dc, unsigned spr, unsigned srca)
 
     if (def == NULL) {
         qemu_log_mask(CPU_LOG_TB_IN_ASM, "mtspr spr[%u], %s", spr, reg_names[srca]);
-        return TILEGX_EXCP_OPCODE_UNKNOWN;
+        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
     }
 
     tsrca = load_gr(dc, srca);
@@ -1948,7 +1982,7 @@ static TileExcp gen_mfspr_x1(DisasContext *dc, unsigned dest, unsigned spr)
 
     if (def == NULL) {
         qemu_log_mask(CPU_LOG_TB_IN_ASM, "mtspr %s, spr[%u]", reg_names[dest], spr);
-        return TILEGX_EXCP_OPCODE_UNKNOWN;
+        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
     }
 
     tdest = dest_gr(dc, dest);
@@ -2003,7 +2037,7 @@ static TileExcp decode_y0(DisasContext *dc, tilegx_bundle_bits bundle)
         return gen_rri_opcode(dc, OE(opc, 0, Y0), dest, srca, imm);
 
     default:
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 }
 
@@ -2047,7 +2081,7 @@ static TileExcp decode_y1(DisasContext *dc, tilegx_bundle_bits bundle)
         return gen_rri_opcode(dc, OE(opc, 0, Y1), dest, srca, imm);
 
     default:
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 }
 
@@ -2105,7 +2139,7 @@ static TileExcp decode_y2(DisasContext *dc, tilegx_bundle_bits bundle)
         return gen_st_opcode(dc, 0, srca, srcbdest, MO_TEQ, "st");
 
     default:
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 }
 
@@ -2150,7 +2184,7 @@ static TileExcp decode_x0(DisasContext *dc, tilegx_bundle_bits bundle)
         return gen_rri_opcode(dc, OE(opc, 0, X0), dest, srca, imm);
 
     default:
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 }
 
@@ -2240,7 +2274,7 @@ static TileExcp decode_x1(DisasContext *dc, tilegx_bundle_bits bundle)
         return gen_rri_opcode(dc, OE(opc, 0, X1), dest, srca, imm);
 
     default:
-        return TILEGX_EXCP_OPCODE_UNIMPLEMENTED;
+        return TILEGX_EXCP_OPCODE_UNKNOWN;
     }
 }
 
@@ -2251,8 +2285,15 @@ static void notice_excp(DisasContext *dc, uint64_t bundle,
         return;
     }
     gen_exception(dc, excp);
-    if (excp == TILEGX_EXCP_OPCODE_UNIMPLEMENTED) {
+    switch (excp) {
+    case TILEGX_EXCP_OPCODE_UNIMPLEMENTED:
         qemu_log_mask(LOG_UNIMP, "UNIMP %s, [" FMT64X "]\n", type, bundle);
+        break;
+    case TILEGX_EXCP_OPCODE_UNKNOWN:
+        qemu_log_mask(LOG_UNIMP, "UNKNOWN %s, [" FMT64X "]\n", type, bundle);
+        break;
+    default:
+        break;
     }
 }