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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-06-01 21:35:14 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-06-01 21:35:14 +0200 |
| commit | 3e4c5a6261770bced301b5e74233e7866166ea5b (patch) | |
| tree | 9379fddaba693ef8a045da06efee8529baa5f6f4 /gitlab/issues_text/target_arm/host_missing/accel_TCG/2419 | |
| parent | e5634e2806195bee44407853c4bf8776f7abfa4f (diff) | |
| download | qemu-analysis-3e4c5a6261770bced301b5e74233e7866166ea5b.tar.gz qemu-analysis-3e4c5a6261770bced301b5e74233e7866166ea5b.zip | |
clean up repository
Diffstat (limited to 'gitlab/issues_text/target_arm/host_missing/accel_TCG/2419')
| -rw-r--r-- | gitlab/issues_text/target_arm/host_missing/accel_TCG/2419 | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/gitlab/issues_text/target_arm/host_missing/accel_TCG/2419 b/gitlab/issues_text/target_arm/host_missing/accel_TCG/2419 deleted file mode 100644 index 56611baf7..000000000 --- a/gitlab/issues_text/target_arm/host_missing/accel_TCG/2419 +++ /dev/null @@ -1,18 +0,0 @@ -ldapr_stlr_i instructions doesn't consider signed offset -Description of problem: -The format ldapr_stlr_i models the load acquire / store release immediate instructions. \ -These instructions has a bug in the sign extension calculation of the imm field. \ -imm should be defined as s9 instead of 9. - -@ldapr_stlr_i .. ...... .. . imm:9 .. rn:5 rt:5 &ldapr_stlr_i - -Should be changed to: - -@ldapr_stlr_i .. ...... .. . imm:s9 .. rn:5 rt:5 &ldapr_stlr_i -Steps to reproduce: -1. Run ARM target -2. Generate any ldapr_stlr_i instructions (for example: LDAPUR) -3. When the imm value is negative, the immediate calculation is done wrong. In case the calculation leads to an undefined location, QEMU will fail. -Additional information: -In trans_LDAPR_i (translate-a64.c), when imm field is negative, the value of a->imm will be 512-x instead of x. \ -I already fixed the issue by adding the s9 to the imm field. This made a call to sextend32 for imm instead of extend32 in the generated file build/libqemu-aarch64-softmmu.fa.p/decode-a64.c.inc |