diff options
Diffstat (limited to 'gitlab/issues/target_riscv/host_missing/accel_TCG/1224.toml')
| -rw-r--r-- | gitlab/issues/target_riscv/host_missing/accel_TCG/1224.toml | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/gitlab/issues/target_riscv/host_missing/accel_TCG/1224.toml b/gitlab/issues/target_riscv/host_missing/accel_TCG/1224.toml deleted file mode 100644 index 2ce5c165..00000000 --- a/gitlab/issues/target_riscv/host_missing/accel_TCG/1224.toml +++ /dev/null @@ -1,22 +0,0 @@ -id = 1224 -title = "QEMU crashes with failed assertion when executing compressed instructions with C extension support disabled" -state = "closed" -created_at = "2022-09-21T15:26:47.231Z" -closed_at = "2023-01-07T13:07:39.908Z" -labels = ["Closed::Fixed", "accel: TCG", "target: riscv"] -url = "https://gitlab.com/qemu-project/qemu/-/issues/1224" -host-os = "n/a" -host-arch = "riscv64" -qemu-version = "master" -guest-os = "n/a" -guest-arch = "riscv64" -description = """When executing compressed instructions with compressed instruction support disabled (c=off), the tcg riscv translations fails an assertion. -``` -qemu-system-riscv64: qemu/accel/tcg/translate-all.c:1449: tb_gen_code: Assertion `tb->size != 0' failed. -``` - -I believe that the issue is caused due to the fact that the compressed instruction without RVC support branch of the `decode_opc` function does not update `ctx->pc_succ_insn`, which causes `ctx->base.pc_next` to not be updated in `riscv_tr_translate_insn`, which then finally triggers the assertion once the tcg generation returns to `tb_gen_code`. - -Side note, it also seems like the `gen_exception_illegal` call in the same if case is not needed, since we also call it again at the end of the function.""" -reproduce = "n/a" -additional = "n/a" |