diff options
Diffstat (limited to 'results/classifier/105/graphic/1028')
| -rw-r--r-- | results/classifier/105/graphic/1028 | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/results/classifier/105/graphic/1028 b/results/classifier/105/graphic/1028 new file mode 100644 index 000000000..e6f214045 --- /dev/null +++ b/results/classifier/105/graphic/1028 @@ -0,0 +1,47 @@ +graphic: 0.934 +device: 0.911 +instruction: 0.819 +semantic: 0.728 +socket: 0.694 +mistranslation: 0.683 +other: 0.680 +assembly: 0.654 +vnc: 0.621 +network: 0.560 +KVM: 0.420 +boot: 0.385 + +Assert fail for RISC-V RVV vmv.v.x for e64, vl == vl_max on RV32 guest +Description of problem: +assert message: +qemu/tcg/tcg-op-gvec.c:1714: tcg_gen_gvec_dup_i32: Assertion `vece <= MO_32' failed. + +For a e64 vmv.v.x, in the file trans_rvv.c.inc, function "trans_vmv_v_x", when s->vl_eq_vlmax is true, then "tcg_gen_gvec_dup_tl" (it's defined to tcg_gen_gvec_dup_i32 for RV32) is called. In "tcg_gen_gvec_dup_i32" the assert "tcg_debug_assert(vece <= MO_32) will be triggered, since vece == MO_64 for e64. +Steps to reproduce: +1.enable cfg.Zve64f + +2.Prepare a problem as set e64, vl == vl_max and use vmv.v.x, maybe as below +``` + li t0, -1, + vsetvli x0, t0, e64,m1,tu,mu + li t1, -1 + vmv.v.x v0, t1 +``` +Additional information: +Below is a possible solution if it's appropriate. +``` +#if TARGET_LONG_BITS == 32 + if (s->sew == 3) { + TCGv_i64 s1_i64 = tcg_temp_new_i64(); + tcg_gen_ext_tl_i64(s1_i64, s1); + tcg_gen_gvec_dup_i64(s->sew, vreg_ofs(s, a->rd), + MAXSZ(s), MAXSZ(s), s1_i64); + tcg_temp_free_i64(s1_i64); + } else { +#endif + tcg_gen_gvec_dup_tl(s->sew, vreg_ofs(s, a->rd), + MAXSZ(s), MAXSZ(s), s1); +#if TARGET_LONG_BITS == 32 + } +#endif +``` |