target/riscv: Remove gen_arith_div*

Use ctx->w and the enhanced gen_arith function.

Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210823195529.560295-8-richard.henderson@linaro.org
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>

2 files changed, 8 insertions, 50 deletions

diff --git a/target/riscv/insn_trans/trans_rvm.c.inc b/target/riscv/insn_trans/trans_rvm.c.inc
index 013b3f7009..3d93b24c25 100644
--- a/target/riscv/insn_trans/trans_rvm.c.inc
+++ b/target/riscv/insn_trans/trans_rvm.c.inc
@@ -99,30 +99,30 @@ static bool trans_divw(DisasContext *ctx, arg_divw *a)
 {
     REQUIRE_64BIT(ctx);
     REQUIRE_EXT(ctx, RVM);
-
-    return gen_arith_div_w(ctx, a, &gen_div);
+    ctx->w = true;
+    return gen_arith(ctx, a, EXT_SIGN, gen_div);
 }
 
 static bool trans_divuw(DisasContext *ctx, arg_divuw *a)
 {
     REQUIRE_64BIT(ctx);
     REQUIRE_EXT(ctx, RVM);
-
-    return gen_arith_div_uw(ctx, a, &gen_divu);
+    ctx->w = true;
+    return gen_arith(ctx, a, EXT_ZERO, gen_divu);
 }
 
 static bool trans_remw(DisasContext *ctx, arg_remw *a)
 {
     REQUIRE_64BIT(ctx);
     REQUIRE_EXT(ctx, RVM);
-
-    return gen_arith_div_w(ctx, a, &gen_rem);
+    ctx->w = true;
+    return gen_arith(ctx, a, EXT_SIGN, gen_rem);
 }
 
 static bool trans_remuw(DisasContext *ctx, arg_remuw *a)
 {
     REQUIRE_64BIT(ctx);
     REQUIRE_EXT(ctx, RVM);
-
-    return gen_arith_div_uw(ctx, a, &gen_remu);
+    ctx->w = true;
+    return gen_arith(ctx, a, EXT_ZERO, gen_remu);
 }
diff --git a/target/riscv/translate.c b/target/riscv/translate.c
index 7dd2839288..1855eacbac 100644
--- a/target/riscv/translate.c
+++ b/target/riscv/translate.c
@@ -507,48 +507,6 @@ static bool gen_arith_imm_tl(DisasContext *ctx, arg_i *a, DisasExtend ext,
     return true;
 }
 
-static bool gen_arith_div_w(DisasContext *ctx, arg_r *a,
-                            void(*func)(TCGv, TCGv, TCGv))
-{
-    TCGv source1, source2;
-    source1 = tcg_temp_new();
-    source2 = tcg_temp_new();
-
-    gen_get_gpr(ctx, source1, a->rs1);
-    gen_get_gpr(ctx, source2, a->rs2);
-    tcg_gen_ext32s_tl(source1, source1);
-    tcg_gen_ext32s_tl(source2, source2);
-
-    (*func)(source1, source1, source2);
-
-    tcg_gen_ext32s_tl(source1, source1);
-    gen_set_gpr(ctx, a->rd, source1);
-    tcg_temp_free(source1);
-    tcg_temp_free(source2);
-    return true;
-}
-
-static bool gen_arith_div_uw(DisasContext *ctx, arg_r *a,
-                            void(*func)(TCGv, TCGv, TCGv))
-{
-    TCGv source1, source2;
-    source1 = tcg_temp_new();
-    source2 = tcg_temp_new();
-
-    gen_get_gpr(ctx, source1, a->rs1);
-    gen_get_gpr(ctx, source2, a->rs2);
-    tcg_gen_ext32u_tl(source1, source1);
-    tcg_gen_ext32u_tl(source2, source2);
-
-    (*func)(source1, source1, source2);
-
-    tcg_gen_ext32s_tl(source1, source1);
-    gen_set_gpr(ctx, a->rd, source1);
-    tcg_temp_free(source1);
-    tcg_temp_free(source2);
-    return true;
-}
-
 static void gen_pack(TCGv ret, TCGv arg1, TCGv arg2)
 {
     tcg_gen_deposit_tl(ret, arg1, arg2,