libre-chip/cpu
2
0
Fork 0
Code Issues 1 Pull requests Projects Releases Packages Wiki Activity Actions

clarify some stuff

Browse source
This commit is contained in:
Jacob Lifshay 2024-10-13 01:40:36 -07:00
parent 3437e856be
commit 4c420edcd8
Signed by: programmerjake
SSH key fingerprint: SHA256:B1iRVvUJkvd7upMIiMqn6OyxvD2SgJkAH3ZnUOj6z+c
2 changed files with 4 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

5
crates/cpu/src/instruction/power_isa.rs
View file

@ -27,9 +27,10 @@ impl MOpRegNum {
pub const POWER_ISA_LR_REG_NUM: u32 = 1;
pub const POWER_ISA_CTR_REG_NUM: u32 = 2;
pub const POWER_ISA_TAR_REG_NUM: u32 = 3;
/// XER bits are stored in [`PRegValue.flags`][PRegValue], other bits are stored
/// XER bits are stored in [`PRegValue.flags`], bits that don't exist in [`PRegValue.flags`] are stored in [`PRegValue.int_fp`]
///
/// [PRegValue]: struct@crate::register::PRegValue
/// [`PRegValue.flags`]: struct@crate::register::PRegValue
/// [`PRegValue.int_fp`]: struct@crate::register::PRegValue
pub const POWER_ISA_XER_REG_NUM: u32 = 4;
pub const POWER_ISA_CR_REG_NUMS: Range<u32> = 8..16;

2
crates/cpu/src/register.rs
View file

@ -143,6 +143,6 @@ impl PRegFlags {
/// Register Renaming will independently rename the ISA-level integer/fp
/// register, flags, and CR field portions.
pub struct PRegValue {
pub integer: UInt<64>,
pub int_fp: UInt<64>,
pub flags: PRegFlags,
}