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authorBastian Koppelmann <kbastian@mail.uni-paderborn.de>2015-01-21 14:57:51 +0000
committerBastian Koppelmann <kbastian@mail.uni-paderborn.de>2015-03-03 01:05:04 +0000
commit2984cfbdb4dbc31d614aaa0303374dff951e7a31 (patch)
tree4bc0d5ad8ccb50798e9f3f8e526f745176edd592 /target-tricore
parent3debbb5af5f63440b170b71bf3aecc0e778f5691 (diff)
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target-tricore: Add instructions of RRR2 opcode format
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de> Reviewed-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'target-tricore')
-rw-r--r--target-tricore/translate.c149
-rw-r--r--target-tricore/tricore-opcodes.h2
2 files changed, 136 insertions, 15 deletions
diff --git a/target-tricore/translate.c b/target-tricore/translate.c
index 0f30508..e74077e 100644
--- a/target-tricore/translate.c
+++ b/target-tricore/translate.c
@@ -1152,15 +1152,33 @@ static void gen_mulr_q(TCGv ret, TCGv arg1, TCGv arg2, uint32_t n)
}
static inline void
+gen_madds_64(TCGv ret_low, TCGv ret_high, TCGv r1, TCGv r2_low, TCGv r2_high,
+ TCGv r3)
+{
+ TCGv_i64 temp64 = tcg_temp_new_i64();
+ tcg_gen_concat_i32_i64(temp64, r2_low, r2_high);
+ gen_helper_madd64_ssov(temp64, cpu_env, r1, temp64, r3);
+ tcg_gen_extr_i64_i32(ret_low, ret_high, temp64);
+ tcg_temp_free_i64(temp64);
+}
+
+static inline void
gen_maddsi_64(TCGv ret_low, TCGv ret_high, TCGv r1, TCGv r2_low, TCGv r2_high,
int32_t con)
{
TCGv temp = tcg_const_i32(con);
+ gen_madds_64(ret_low, ret_high, r1, r2_low, r2_high, temp);
+ tcg_temp_free(temp);
+}
+
+static inline void
+gen_maddsu_64(TCGv ret_low, TCGv ret_high, TCGv r1, TCGv r2_low, TCGv r2_high,
+ TCGv r3)
+{
TCGv_i64 temp64 = tcg_temp_new_i64();
tcg_gen_concat_i32_i64(temp64, r2_low, r2_high);
- gen_helper_madd64_ssov(temp64, cpu_env, r1, temp64, temp);
+ gen_helper_madd64_suov(temp64, cpu_env, r1, temp64, r3);
tcg_gen_extr_i64_i32(ret_low, ret_high, temp64);
- tcg_temp_free(temp);
tcg_temp_free_i64(temp64);
}
@@ -1169,12 +1187,8 @@ gen_maddsui_64(TCGv ret_low, TCGv ret_high, TCGv r1, TCGv r2_low, TCGv r2_high,
int32_t con)
{
TCGv temp = tcg_const_i32(con);
- TCGv_i64 temp64 = tcg_temp_new_i64();
- tcg_gen_concat_i32_i64(temp64, r2_low, r2_high);
- gen_helper_madd64_suov(temp64, cpu_env, r1, temp64, temp);
- tcg_gen_extr_i64_i32(ret_low, ret_high, temp64);
+ gen_maddsu_64(ret_low, ret_high, r1, r2_low, r2_high, temp);
tcg_temp_free(temp);
- tcg_temp_free_i64(temp64);
}
static inline void gen_msubsi_32(TCGv ret, TCGv r1, TCGv r2, int32_t con)
@@ -1192,15 +1206,33 @@ static inline void gen_msubsui_32(TCGv ret, TCGv r1, TCGv r2, int32_t con)
}
static inline void
+gen_msubs_64(TCGv ret_low, TCGv ret_high, TCGv r1, TCGv r2_low, TCGv r2_high,
+ TCGv r3)
+{
+ TCGv_i64 temp64 = tcg_temp_new_i64();
+ tcg_gen_concat_i32_i64(temp64, r2_low, r2_high);
+ gen_helper_msub64_ssov(temp64, cpu_env, r1, temp64, r3);
+ tcg_gen_extr_i64_i32(ret_low, ret_high, temp64);
+ tcg_temp_free_i64(temp64);
+}
+
+static inline void
gen_msubsi_64(TCGv ret_low, TCGv ret_high, TCGv r1, TCGv r2_low, TCGv r2_high,
int32_t con)
{
TCGv temp = tcg_const_i32(con);
+ gen_msubs_64(ret_low, ret_high, r1, r2_low, r2_high, temp);
+ tcg_temp_free(temp);
+}
+
+static inline void
+gen_msubsu_64(TCGv ret_low, TCGv ret_high, TCGv r1, TCGv r2_low, TCGv r2_high,
+ TCGv r3)
+{
TCGv_i64 temp64 = tcg_temp_new_i64();
tcg_gen_concat_i32_i64(temp64, r2_low, r2_high);
- gen_helper_msub64_ssov(temp64, cpu_env, r1, temp64, temp);
+ gen_helper_msub64_suov(temp64, cpu_env, r1, temp64, r3);
tcg_gen_extr_i64_i32(ret_low, ret_high, temp64);
- tcg_temp_free(temp);
tcg_temp_free_i64(temp64);
}
@@ -1209,12 +1241,8 @@ gen_msubsui_64(TCGv ret_low, TCGv ret_high, TCGv r1, TCGv r2_low, TCGv r2_high,
int32_t con)
{
TCGv temp = tcg_const_i32(con);
- TCGv_i64 temp64 = tcg_temp_new_i64();
- tcg_gen_concat_i32_i64(temp64, r2_low, r2_high);
- gen_helper_msub64_suov(temp64, cpu_env, r1, temp64, temp);
- tcg_gen_extr_i64_i32(ret_low, ret_high, temp64);
+ gen_msubsu_64(ret_low, ret_high, r1, r2_low, r2_high, temp);
tcg_temp_free(temp);
- tcg_temp_free_i64(temp64);
}
static void gen_saturate(TCGv ret, TCGv arg, int32_t up, int32_t low)
@@ -5186,6 +5214,92 @@ static void decode_rrr_divide(CPUTriCoreState *env, DisasContext *ctx)
}
}
+/* RRR2 format */
+static void decode_rrr2_madd(CPUTriCoreState *env, DisasContext *ctx)
+{
+ uint32_t op2;
+ uint32_t r1, r2, r3, r4;
+
+ op2 = MASK_OP_RRR2_OP2(ctx->opcode);
+ r1 = MASK_OP_RRR2_S1(ctx->opcode);
+ r2 = MASK_OP_RRR2_S2(ctx->opcode);
+ r3 = MASK_OP_RRR2_S3(ctx->opcode);
+ r4 = MASK_OP_RRR2_D(ctx->opcode);
+ switch (op2) {
+ case OPC2_32_RRR2_MADD_32:
+ gen_madd32_d(cpu_gpr_d[r4], cpu_gpr_d[r1], cpu_gpr_d[r3],
+ cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MADD_64:
+ gen_madd64_d(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MADDS_32:
+ gen_helper_madd32_ssov(cpu_gpr_d[r4], cpu_env, cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MADDS_64:
+ gen_madds_64(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MADD_U_64:
+ gen_maddu64_d(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MADDS_U_32:
+ gen_helper_madd32_suov(cpu_gpr_d[r4], cpu_env, cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MADDS_U_64:
+ gen_maddsu_64(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
+ break;
+ }
+}
+
+static void decode_rrr2_msub(CPUTriCoreState *env, DisasContext *ctx)
+{
+ uint32_t op2;
+ uint32_t r1, r2, r3, r4;
+
+ op2 = MASK_OP_RRR2_OP2(ctx->opcode);
+ r1 = MASK_OP_RRR2_S1(ctx->opcode);
+ r2 = MASK_OP_RRR2_S2(ctx->opcode);
+ r3 = MASK_OP_RRR2_S3(ctx->opcode);
+ r4 = MASK_OP_RRR2_D(ctx->opcode);
+
+ switch (op2) {
+ case OPC2_32_RRR2_MSUB_32:
+ gen_msub32_d(cpu_gpr_d[r4], cpu_gpr_d[r1], cpu_gpr_d[r3],
+ cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MSUB_64:
+ gen_msub64_d(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MSUBS_32:
+ gen_helper_msub32_ssov(cpu_gpr_d[r4], cpu_env, cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MSUBS_64:
+ gen_msubs_64(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MSUB_U_64:
+ gen_msubu64_d(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MSUBS_U_32:
+ gen_helper_msub32_suov(cpu_gpr_d[r4], cpu_env, cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r2]);
+ break;
+ case OPC2_32_RRR2_MSUBS_U_64:
+ gen_msubsu_64(cpu_gpr_d[r4], cpu_gpr_d[r4+1], cpu_gpr_d[r1],
+ cpu_gpr_d[r3], cpu_gpr_d[r3+1], cpu_gpr_d[r2]);
+ break;
+ }
+}
+
static void decode_32Bit_opc(CPUTriCoreState *env, DisasContext *ctx)
{
int op1;
@@ -5475,6 +5589,13 @@ static void decode_32Bit_opc(CPUTriCoreState *env, DisasContext *ctx)
break;
case OPCM_32_RRR_DIVIDE:
decode_rrr_divide(env, ctx);
+/* RRR2 Format */
+ case OPCM_32_RRR2_MADD:
+ decode_rrr2_madd(env, ctx);
+ break;
+ case OPCM_32_RRR2_MSUB:
+ decode_rrr2_msub(env, ctx);
+ break;
}
}
diff --git a/target-tricore/tricore-opcodes.h b/target-tricore/tricore-opcodes.h
index baf537f..30d780e 100644
--- a/target-tricore/tricore-opcodes.h
+++ b/target-tricore/tricore-opcodes.h
@@ -1371,7 +1371,7 @@ enum {
OPC2_32_RRR2_MADD_64 = 0x6a,
OPC2_32_RRR2_MADDS_32 = 0x8a,
OPC2_32_RRR2_MADDS_64 = 0xea,
- OPC2_32_RRR2_MADD_U_32 = 0x68,
+ OPC2_32_RRR2_MADD_U_64 = 0x68,
OPC2_32_RRR2_MADDS_U_32 = 0x88,
OPC2_32_RRR2_MADDS_U_64 = 0xe8,
};