Merge pull request riscv#1980 from jaimiejellema/main

Typographical fixes to xperm and packw instruction listing

Author: wmat

src/b-st-ext.adoc

@@ -2448,8 +2448,7 @@ Encoding::
 [wavedrom, , svg]
 ....
 {reg:[
-{bits: 2, name: 0x3},
-{bits: 5, name: 0xe},
+{bits: 7, name: 0x3b, attr: ['OP-32']},
 {bits: 5, name: 'rd'},
 {bits: 3, name: 0x4},
 {bits: 5, name: 'rs1'},
@@ -3492,8 +3491,7 @@ Encoding::
 [wavedrom, , svg]
 ....
 {reg:[
-{bits: 2, name: 0x3},
-{bits: 5, name: 0xc},
+{bits: 7, name: 0x33, attr: ['OP'] },
 {bits: 5, name: 'rd'},
 {bits: 3, name: 0x4},
 {bits: 5, name: 'rs1'},
@@ -3553,8 +3551,7 @@ Encoding::
 [wavedrom, , svg]
 ....
 {reg:[
-{bits: 2, name: 0x3},
-{bits: 5, name: 0xc},
+{bits: 7, name: 0x33, attr: ['OP'] },
 {bits: 5, name: 'rd'},
 {bits: 3, name: 0x2},
 {bits: 5, name: 'rs1'},