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| author | Andrew Waterman <andrew@sifive.com> | 2024-10-02 15:27:05 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-10-02 22:27:05 +0000 |
| commit | 4b69db222c0a327b89526f6cea7ed37ce8032c17 (patch) | |
| tree | c6ef3cdb9261f52354655071eb836f54f61190f2 | |
| parent | d33f3d815caeab7d21cc6d3d99b3158758217881 (diff) | |
| download | riscv-isa-manual-4b69db222c0a327b89526f6cea7ed37ce8032c17.zip riscv-isa-manual-4b69db222c0a327b89526f6cea7ed37ce8032c17.tar.gz riscv-isa-manual-4b69db222c0a327b89526f6cea7ed37ce8032c17.tar.bz2 | |
In MAG definition, use XLEN rather than MXLEN (#1664)riscv-isa-release-4b69db2-2024-10-02
...because it's an unprivileged concept. Also, in mixed-XLEN
environments, the weaker constraint should prevail, the less-privileged
environment doesn't even know about MXLEN.
| -rw-r--r-- | src/machine.adoc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/machine.adoc b/src/machine.adoc index 5b5b035..5e003bf 100644 --- a/src/machine.adoc +++ b/src/machine.adoc @@ -2785,7 +2785,7 @@ Specific supported values for this PMA are represented by MAG__NN__, e.g., MAG16 indicates the misaligned atomicity granule is at least 16 bytes. The misaligned atomicity granule PMA applies only to AMOs, loads and stores -defined in the base ISAs, and loads and stores of no more than MXLEN bits +defined in the base ISAs, and loads and stores of no more than XLEN bits defined in the F, D, and Q extensions. For an instruction in that set, if all accessed bytes lie within the same misaligned atomicity granule, the instruction will not raise an exception for |