@@ -36,11 +36,12 @@
# Argument sets:
&b imm rs2 rs1
&i imm rs1 rd
+&r rd rs1 rs2
&shift shamt rs1 rd
&atomic aq rl rs2 rs1 rd
# Formats 32:
-@r ....... ..... ..... ... ..... ....... %rs2 %rs1 %rd
+@r ....... ..... ..... ... ..... ....... &r %rs2 %rs1 %rd
@i ............ ..... ... ..... ....... &i imm=%imm_i %rs1 %rd
@b ....... ..... ..... ... ..... ....... &b imm=%imm_b %rs2 %rs1
@s ....... ..... ..... ... ..... ....... imm=%imm_s %rs2 %rs1
@@ -312,14 +312,12 @@ static bool trans_srai(DisasContext *ctx, arg_srai *a)
static bool trans_add(DisasContext *ctx, arg_add *a)
{
- gen_arith(ctx, OPC_RISC_ADD, a->rd, a->rs1, a->rs2);
- return true;
+ return trans_arith(ctx, a, &tcg_gen_add_tl);
}
static bool trans_sub(DisasContext *ctx, arg_sub *a)
{
- gen_arith(ctx, OPC_RISC_SUB, a->rd, a->rs1, a->rs2);
- return true;
+ return trans_arith(ctx, a, &tcg_gen_sub_tl);
}
static bool trans_sll(DisasContext *ctx, arg_sll *a)
@@ -342,8 +340,7 @@ static bool trans_sltu(DisasContext *ctx, arg_sltu *a)
static bool trans_xor(DisasContext *ctx, arg_xor *a)
{
- gen_arith(ctx, OPC_RISC_XOR, a->rd, a->rs1, a->rs2);
- return true;
+ return trans_arith(ctx, a, &tcg_gen_xor_tl);
}
static bool trans_srl(DisasContext *ctx, arg_srl *a)
@@ -360,14 +357,12 @@ static bool trans_sra(DisasContext *ctx, arg_sra *a)
static bool trans_or(DisasContext *ctx, arg_or *a)
{
- gen_arith(ctx, OPC_RISC_OR, a->rd, a->rs1, a->rs2);
- return true;
+ return trans_arith(ctx, a, &tcg_gen_or_tl);
}
static bool trans_and(DisasContext *ctx, arg_and *a)
{
- gen_arith(ctx, OPC_RISC_AND, a->rd, a->rs1, a->rs2);
- return true;
+ return trans_arith(ctx, a, &tcg_gen_and_tl);
}
#ifdef TARGET_RISCV64
@@ -414,14 +409,12 @@ static bool trans_sraiw(DisasContext *ctx, arg_sraiw *a)
static bool trans_addw(DisasContext *ctx, arg_addw *a)
{
- gen_arith(ctx, OPC_RISC_ADDW, a->rd, a->rs1, a->rs2);
- return true;
+ return trans_arith(ctx, a, &gen_addw);
}
static bool trans_subw(DisasContext *ctx, arg_subw *a)
{
- gen_arith(ctx, OPC_RISC_SUBW, a->rd, a->rs1, a->rs2);
- return true;
+ return trans_arith(ctx, a, &gen_subw);
}
static bool trans_sllw(DisasContext *ctx, arg_sllw *a)
@@ -192,12 +192,6 @@ static void gen_arith(DisasContext *ctx, uint32_t opc, int rd, int rs1,
gen_get_gpr(source2, rs2);
switch (opc) {
- CASE_OP_32_64(OPC_RISC_ADD):
- tcg_gen_add_tl(source1, source1, source2);
- break;
- CASE_OP_32_64(OPC_RISC_SUB):
- tcg_gen_sub_tl(source1, source1, source2);
- break;
#if defined(TARGET_RISCV64)
case OPC_RISC_SLLW:
tcg_gen_andi_tl(source2, source2, 0x1F);
@@ -214,9 +208,6 @@ static void gen_arith(DisasContext *ctx, uint32_t opc, int rd, int rs1,
case OPC_RISC_SLTU:
tcg_gen_setcond_tl(TCG_COND_LTU, source1, source1, source2);
break;
- case OPC_RISC_XOR:
- tcg_gen_xor_tl(source1, source1, source2);
- break;
#if defined(TARGET_RISCV64)
case OPC_RISC_SRLW:
/* clear upper 32 */
@@ -242,12 +233,6 @@ static void gen_arith(DisasContext *ctx, uint32_t opc, int rd, int rs1,
tcg_gen_andi_tl(source2, source2, TARGET_LONG_BITS - 1);
tcg_gen_sar_tl(source1, source1, source2);
break;
- case OPC_RISC_OR:
- tcg_gen_or_tl(source1, source1, source2);
- break;
- case OPC_RISC_AND:
- tcg_gen_and_tl(source1, source1, source2);
- break;
CASE_OP_32_64(OPC_RISC_MUL):
tcg_gen_mul_tl(source1, source1, source2);
break;
@@ -641,8 +626,33 @@ static void gen_addw(TCGv ret, TCGv arg1, TCGv arg2)
tcg_gen_add_tl(ret, arg1, arg2);
tcg_gen_ext32s_tl(ret, ret);
}
+
+static void gen_subw(TCGv ret, TCGv arg1, TCGv arg2)
+{
+ tcg_gen_sub_tl(ret, arg1, arg2);
+ tcg_gen_ext32s_tl(ret, ret);
+}
+
#endif
+static bool trans_arith(DisasContext *ctx, arg_r *a,
+ void(*func)(TCGv, TCGv, TCGv))
+{
+ TCGv source1, source2;
+ source1 = tcg_temp_new();
+ source2 = tcg_temp_new();
+
+ gen_get_gpr(source1, a->rs1);
+ gen_get_gpr(source2, a->rs2);
+
+ (*func)(source1, source1, source2);
+
+ gen_set_gpr(a->rd, source1);
+ tcg_temp_free(source1);
+ tcg_temp_free(source2);
+ return true;
+}
+
/* Include insn module translation function */
#include "insn_trans/trans_rvi.inc.c"
#include "insn_trans/trans_rvm.inc.c"