From: lkcl Date: Tue, 15 Dec 2020 15:12:47 +0000 (+0000) Subject: (no commit message) X-Git-Tag: convert-csv-opcode-to-binary~1313 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b65a3c48e44a98952fc3cc8e7b1414fad2cb4a06;p=libreriscv.git --- diff --git a/openpower/sv/svp_rewrite/svp64/discussion.mdwn b/openpower/sv/svp_rewrite/svp64/discussion.mdwn index 768b4d570..266cade27 100644 --- a/openpower/sv/svp_rewrite/svp64/discussion.mdwn +++ b/openpower/sv/svp_rewrite/svp64/discussion.mdwn @@ -95,7 +95,7 @@ Some examples on different operation widths: Mode types: -* **predicate zeroing** (sz, dz) if predication is enabled will put zeros into the dest (or as src in the case of twin pred) when the predicate bit is zero. +* **sz dz predicate zeroing** if predication is enabled will put zeros into the dest (or as src in the case of twin pred) when the predicate bit is zero. * **ffirst** or data-dependent fail-on-first: see separate section. * **sat mode** or saturation: clamps the result to a min/max rather than overflows / wraps. allows signed and unsigned clamping. * **pred-result** will test the result (CR testing selects a bit of CR and inverts it, just like branch testing) and if the test fails it is as if the predicate bit was zero. When Rc=1 the CR element (CR0) however is still stored in the CR regfile. This scheme does not apply to crops (crand, cror).