diff options
Diffstat (limited to 'target/riscv')
| -rw-r--r-- | target/riscv/insn_trans/trans_rvm.inc.c | 4 | ||||
| -rw-r--r-- | target/riscv/translate.c | 21 |
2 files changed, 23 insertions, 2 deletions
diff --git a/target/riscv/insn_trans/trans_rvm.inc.c b/target/riscv/insn_trans/trans_rvm.inc.c index 204af225f8..47cd6edc72 100644 --- a/target/riscv/insn_trans/trans_rvm.inc.c +++ b/target/riscv/insn_trans/trans_rvm.inc.c @@ -103,7 +103,7 @@ static bool trans_divw(DisasContext *ctx, arg_divw *a) static bool trans_divuw(DisasContext *ctx, arg_divuw *a) { REQUIRE_EXT(ctx, RVM); - return gen_arith_div_w(ctx, a, &gen_divu); + return gen_arith_div_uw(ctx, a, &gen_divu); } static bool trans_remw(DisasContext *ctx, arg_remw *a) @@ -115,6 +115,6 @@ static bool trans_remw(DisasContext *ctx, arg_remw *a) static bool trans_remuw(DisasContext *ctx, arg_remuw *a) { REQUIRE_EXT(ctx, RVM); - return gen_arith_div_w(ctx, a, &gen_remu); + return gen_arith_div_uw(ctx, a, &gen_remu); } #endif diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 049fa65c66..dd763647ea 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -600,6 +600,27 @@ static bool gen_arith_div_w(DisasContext *ctx, arg_r *a, 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(source1, a->rs1); + gen_get_gpr(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(a->rd, source1); + tcg_temp_free(source1); + tcg_temp_free(source2); + return true; +} + #endif static bool gen_arith(DisasContext *ctx, arg_r *a, |