URL
https://opencores.org/ocsvn/zipcpu/zipcpu/trunk
Subversion Repositories zipcpu
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- This comparison shows the changes necessary to convert path
/zipcpu/trunk/doc/src
- from Rev 69 to Rev 73
- ↔ Reverse comparison
Rev 69 → Rev 73
/spec.tex
978,9 → 978,10
signed address offsets.\\\hline |
{\tt BRA.Cond +/-\$Addr} |
& \parbox[t]{1.5in}{\tt LDI \$Addr,Rx \\ ADD.cond Rx,PC} |
& Branch/jump on condition. Works for |
23 bit address offsets, but costs a register, an extra instruction, |
and sets the flags. \\\hline |
& Branch/jump on condition. Works for 23 bit address offsets, but |
costs a register and an extra instruction. With LDIHI and LDILO |
this can be made to work anywhere in the 32-bit address space, but yet |
cost an additional instruction still. \\\hline |
{\tt BNC PC+\$Addr} |
& \parbox[t]{1.5in}{\tt Test \$Carry,CC \\ MOV.Z PC+\$Addr,PC} |
& Example of a branch on an unsupported |