Msphinx.addnodesdocument)}( rawsourcechildren]( translations LanguagesNode)}(hhh](h pending_xref)}(hhh]docutils.nodesTextEnglish}parenthsba attributes}(ids]classes]names]dupnames]backrefs] refdomainstdreftypedoc reftarget/arch/parisc/registersmodnameN classnameN refexplicitutagnamehhh ubh)}(hhh]hChinese (Simplified)}hh2sbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget)/translations/zh_CN/arch/parisc/registersmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hItalian}hhFsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget)/translations/it_IT/arch/parisc/registersmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hJapanese}hhZsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget)/translations/ja_JP/arch/parisc/registersmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hKorean}hhnsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget)/translations/ko_KR/arch/parisc/registersmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hPortuguese (Brazilian)}hhsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ 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<}(hjRhhhNhNubh)}(hsiyanteng@loongson.cnh]hsiyanteng@loongson.cn}(hjZhhhNhNubah}(h]h ]h"]h$]h&]refurimailto:siyanteng@loongson.cnuh1hhjRubh>}(hjRhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhjhKhjNubah}(h]h ]h"]h$]h&]uh1jhj=ubeh}(h]h ]h"]h$]h&]uh1jhjhKhjhhubeh}(h]h ]h"]h$]h&]uh1jhhhhhjhKubhtarget)}(h.. _tw_parisc_registers:h]h}(h]h ]h"]h$]h&]refidtw-parisc-registersuh1jhKhhhhhjubhsection)}(hhh](htitle)}(hLinux/PA-RISC的寄存器用法h]hLinux/PA-RISC的寄存器用法}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjhhhjhK ubh)}(h7[ 用星號表示目前尚未實現的計劃用途。 ]h]h7[ 用星號表示目前尚未實現的計劃用途。 ]}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjhhubj)}(hhh](j)}(hABI約定的通用寄存器h]hABI約定的通用寄存器}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjhhhjhKubj)}(hhh](j)}(h控制寄存器h]h控制寄存器}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjhhhjhKubhtable)}(hhh]htgroup)}(hhh](hcolspec)}(hhh]h}(h]h ]h"]h$]h&]colwidthKuh1jhjubj)}(hhh]h}(h]h ]h"]h$]h&]colwidthK!uh1jhjubhtbody)}(hhh](hrow)}(hhh](hentry)}(hhh]h)}(hCR 0 (恢復計數器)h]hCR 0 (恢復計數器)}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(h 用於ptraceh]h 用於ptrace}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hCR 1-CR 7(無定義)h]hCR 1-CR 7(無定義)}(hj?hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhj<ubah}(h]h ]h"]h$]h&]uh1jhj9ubj)}(hhh]h)}(h 未使用h]h 未使用}(hjVhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjSubah}(h]h ]h"]h$]h&]uh1jhj9ubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hCR 8 (Protection ID)h]hCR 8 (Protection ID)}(hjvhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjsubah}(h]h ]h"]h$]h&]uh1jhjpubj)}(hhh]h)}(h 每進程值*h]h 每進程值*}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjpubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hCR 9, 12, 13 (PIDS)h]hCR 9, 12, 13 (PIDS)}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(h 未使用h]h 未使用}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(h CR10 (CCR)h]h CR10 (CCR)}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(hFPU延遲保存*h]hFPU延遲保存*}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hCR11h]hCR11}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(h按照ABI的規定（SAR）h]h按照ABI的規定（SAR）}(hj2hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhj/ubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hCR14 (中斷向量)h]hCR14 (中斷向量)}(hjRhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjOubah}(h]h ]h"]h$]h&]uh1jhjLubj)}(hhh]h)}(h初始化爲 fault_vectorh]h初始化爲 fault_vector}(hjihhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjfubah}(h]h ]h"]h$]h&]uh1jhjLubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(h CR15 (EIEM)h]h CR15 (EIEM)}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(h所有位初始化爲1*h]h所有位初始化爲1*}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hCR16 (間隔計時器)h]hCR16 (間隔計時器)}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK hjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(h1讀取週期數/寫入開始時間間隔計時器h]h1讀取週期數/寫入開始時間間隔計時器}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK hjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(h CR17-CR22h]h CR17-CR22}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK!hjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(h 中斷參數h]h 中斷參數}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK!hj ubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hCR19h]hCR19}(hj.hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK"hj+ubah}(h]h ]h"]h$]h&]uh1jhj(ubj)}(hhh]h)}(h中斷指令寄存器h]h中斷指令寄存器}(hjEhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK"hjBubah}(h]h ]h"]h$]h&]uh1jhj(ubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hCR20h]hCR20}(hjehhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK#hjbubah}(h]h ]h"]h$]h&]uh1jhj_ubj)}(hhh]h)}(h中斷空間寄存器h]h中斷空間寄存器}(hj|hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK#hjyubah}(h]h ]h"]h$]h&]uh1jhj_ubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hCR21h]hCR21}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK$hjubah}(h]h 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]h"]h$]h&]uh1hhjhKAhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hSR2h]hSR2}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKBhj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(h!保存Linux gateway page的空間h]h!保存Linux gateway page的空間}(hj# hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKBhj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hSR3h]hSR3}(hjC hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKChj@ ubah}(h]h ]h"]h$]h&]uh1jhj= ubj)}(hhh]h)}(h*在內核中保存用戶地址空間的值h]h*在內核中保存用戶地址空間的值}(hjZ hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKChjW ubah}(h]h ]h"]h$]h&]uh1jhj= ubeh}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh](j)}(hhh]h)}(hSR4-SR7h]hSR4-SR7}(hjz hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKDhjw ubah}(h]h ]h"]h$]h&]uh1jhjt ubj)}(hhh]h)}(h(定義了用戶/內核的短地址空間h]h(定義了用戶/內核的短地址空間}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKDhj ubah}(h]h ]h"]h$]h&]uh1jhjt ubeh}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhj~ubeh}(h]h ]h"]h$]h&]colsKuh1jhj{ubah}(h]h ]h"]h$]h&]uh1jhjjhhhjhNubeh}(h]id3ah ]h"]!空間寄存器（用戶模式）ah$]h&]uh1jhjhhhjhK=ubj)}(hhh](j)}(h處理器狀態字h]h處理器狀態字}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1jhj hhhjhKIubj)}(hhh]j)}(hhh](j)}(hhh]h}(h]h ]h"]h$]h&]colwidthKuh1jhj ubj)}(hhh]h}(h]h ]h"]h$]h&]colwidthK0uh1jhj ubj)}(hhh](j)}(hhh](j)}(hhh]h)}(hW （64位地址）h]hW （64位地址）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKLhj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(h0h]h0}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKLhj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hE （小尾端）h]hE （小尾端）}(hj1 hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKMhj. ubah}(h]h ]h"]h$]h&]uh1jhj+ ubj)}(hhh]h)}(hj h]h0}(hjH hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKMhjE ubah}(h]h ]h"]h$]h&]uh1jhj+ ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hS （安全間隔計時器）h]hS （安全間隔計時器）}(hjg hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKNhjd ubah}(h]h ]h"]h$]h&]uh1jhja ubj)}(hhh]h)}(hj h]h0}(hj~ hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKNhj{ ubah}(h]h ]h"]h$]h&]uh1jhja ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hT （產生分支陷阱）h]hT （產生分支陷阱）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKOhj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(hj h]h0}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKOhj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hH （高特權級陷阱）h]hH （高特權級陷阱）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKPhj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(hj h]h0}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKPhj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hL （低特權級陷阱）h]hL （低特權級陷阱）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKQhj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(hj h]h0}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKQhj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hN （撤銷下一條指令）h]hN （撤銷下一條指令）}(hj? hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKRhj< ubah}(h]h ]h"]h$]h&]uh1jhj9 ubj)}(hhh]h)}(h被C代碼使用h]h被C代碼使用}(hjV hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKRhjS ubah}(h]h ]h"]h$]h&]uh1jhj9 ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(h X （數據存儲中斷禁用）h]h X （數據存儲中斷禁用）}(hjv hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKShjs ubah}(h]h ]h"]h$]h&]uh1jhjp ubj)}(hhh]h)}(hj h]h0}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKShj ubah}(h]h ]h"]h$]h&]uh1jhjp ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hB （產生分支）h]hB （產生分支）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKThj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(h被C代碼使用h]h被C代碼使用}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKThj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hC （代碼地址轉譯）h]hC （代碼地址轉譯）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKUhj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(h"1, 在執行實模式代碼時爲0h]h"1, 在執行實模式代碼時爲0}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKUhj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hV （除法步長校正）h]hV （除法步長校正）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKVhj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(h被C代碼使用h]h被C代碼使用}(hj1 hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKVhj. ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hM （HPMC 掩碼）h]hM （HPMC 掩碼）}(hjQ hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKWhjN ubah}(h]h ]h"]h$]h&]uh1jhjK ubj)}(hhh]h)}(h0, 在執行HPMC操作*時爲1h]h0, 在執行HPMC操作*時爲1}(hjh hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKWhje ubah}(h]h ]h"]h$]h&]uh1jhjK ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hC/B （進/借 位）h]hC/B （進/借 位）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKXhj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(h被C代碼使用h]h被C代碼使用}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKXhj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hO （有序引用）h]hO （有序引用）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKYhj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(h1*h]h1*}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKYhj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hF （性能監視器）h]hF （性能監視器）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKZhj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(hj h]h0}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKZhj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hR （回收計數器陷阱）h]hR （回收計數器陷阱）}(hj, hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK[hj) ubah}(h]h ]h"]h$]h&]uh1jhj& ubj)}(hhh]h)}(hj h]h0}(hjC hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK[hj@ ubah}(h]h ]h"]h$]h&]uh1jhj& ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hQ （收集中斷狀態）h]hQ （收集中斷狀態）}(hjb hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK\hj_ ubah}(h]h ]h"]h$]h&]uh1jhj\ ubj)}(hhh]h)}(h$1 （在rfi之前的代碼中爲0）h]h$1 （在rfi之前的代碼中爲0）}(hjy hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK\hjv ubah}(h]h ]h"]h$]h&]uh1jhj\ ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hP （保護標識符）h]hP （保護標識符）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK]hj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(h1*h]h1*}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK]hj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hD （數據地址轉譯）h]hD （數據地址轉譯）}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK^hj ubah}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh]h)}(h"1, 在執行實模式代碼時爲0h]h"1, 在執行實模式代碼時爲0}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK^hj ubah}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubj)}(hhh](j)}(hhh]h)}(hI （外部中斷掩碼）h]hI （外部中斷掩碼）}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK_hjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(h由cli()/sti()宏使用。h]h由cli()/sti()宏使用。}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhK_hjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]uh1jhj ubeh}(h]h ]h"]h$]h&]colsKuh1jhj ubah}(h]h ]h"]h$]h&]uh1jhj hhhjhNubeh}(h]id4ah ]h"]處理器狀態字ah$]h&]uh1jhjhhhjhKIubj)}(hhh](j)}(h*“隱形”寄存器（影子寄存器）h]h*“隱形”寄存器（影子寄存器）}(hjVhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjShhhjhKcubj)}(hhh]j)}(hhh](j)}(hhh]h}(h]h ]h"]h$]h&]colwidthK uh1jhjgubj)}(hhh]h}(h]h ]h"]h$]h&]colwidthKuh1jhjgubj)}(hhh](j)}(hhh](j)}(hhh]h)}(hPSW W 默認值h]hPSW W 默認值}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKfhjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(hj h]h0}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKfhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhj~ubj)}(hhh](j)}(hhh]h)}(hPSW E 默認值h]hPSW E 默認值}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKghjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(hj h]h0}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKghjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhj~ubj)}(hhh](j)}(hhh]h)}(h影子寄存器h]h影子寄存器}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhhjubah}(h]h ]h"]h$]h&]uh1jhjubj)}(hhh]h)}(h被中斷處理代碼使用h]h被中斷處理代碼使用}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhj~ubj)}(hhh](j)}(hhh]h)}(h TOC啓用位h]h TOC啓用位}(hj*hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKihj'ubah}(h]h ]h"]h$]h&]uh1jhj$ubj)}(hhh]h)}(h1h]h1}(hjAhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKihj>ubah}(h]h ]h"]h$]h&]uh1jhj$ubeh}(h]h ]h"]h$]h&]uh1jhj~ubeh}(h]h ]h"]h$]h&]uh1jhjgubeh}(h]h ]h"]h$]h&]colsKuh1jhjdubah}(h]h ]h"]h$]h&]uh1jhjShhhjhNubh transition)}(h:----------------------------------------------------------h]h}(h]h ]h"]h$]h&]uh1jnhjhKlhjShhubh)}(hX:PA-RISC架構定義了7個寄存器作爲“影子寄存器”。這些寄存器在 RETURN FROM INTERRUPTION AND RESTORE指令中使用，通過消 除中斷處理程序中對一般寄存器（GR）的保存和恢復的需要來減 少狀態保存和恢復時間。影子寄存器是GRs 1, 8, 9, 16, 17, 24和25。h]hX:PA-RISC架構定義了7個寄存器作爲“影子寄存器”。這些寄存器在 RETURN FROM INTERRUPTION AND RESTORE指令中使用，通過消 除中斷處理程序中對一般寄存器（GR）的保存和恢復的需要來減 少狀態保存和恢復時間。影子寄存器是GRs 1, 8, 9, 16, 17, 24和25。}(hjzhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKnhjShhubjo)}(hI-------------------------------------------------------------------------h]h}(h]h ]h"]h$]h&]uh1jnhjhKthjShhubh)}(hd寄存器使用說明，最初由John Marvin提供，並由Randolph Chung提供一些補充說明。h]hd寄存器使用說明，最初由John Marvin提供，並由Randolph Chung提供一些補充說明。}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKvhjShhubh)}(h對於通用寄存器:h]h對於通用寄存器:}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKxhjShhubh)}(hr1,r2,r19-r26,r28,r29 & r31可以在不保存它們的情況下被使用。當然，如果你 關心它們，在調用另一個程序之前，你也需要保存它們。上面的一些寄存器確實 有特殊的含義，你應該注意一下:h]hr1,r2,r19-r26,r28,r29 & r31可以在不保存它們的情況下被使用。當然，如果你 關心它們，在調用另一個程序之前，你也需要保存它們。上面的一些寄存器確實 有特殊的含義，你應該注意一下:}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKzhjShhubh block_quote)}(hXvr1: addil指令是硬性規定將其結果放在r1中，所以如果你使用這條指令要 注意這點。 r2: 這就是返回指針。一般來說，你不想使用它，因爲你需要這個指針來返 回給你的調用者。然而，它與這組寄存器組合在一起，因爲調用者不能 依賴你返回時的值是相同的，也就是說，你可以將r2複製到另一個寄存 器，並在作廢r2後通過該寄存器返回，這應該不會給調用程序帶來問題。 r19-r22: 這些通常被認爲是臨時寄存器。 請注意，在64位中它們是arg7-arg4。 r23-r26: 這些是arg3-arg0，也就是說，如果你不再關心傳入的值，你可以使用 它們。 r28,r29: 這倆是ret0和ret1。它們是你傳入返回值的地方。r28是主返回值。當返回 小結構體時，r29也可以用來將數據傳回給調用程序。 r30: 棧指針 r31: ble指令將返回指針放在這裏。 r3-r18,r27,r30需要被保存和恢復。r3-r18只是一般用途的寄存器。 r27是數據指針，用來使對全局變量的引用更容易。r30是棧指針。 h](hdefinition_list)}(hhh](hdefinition_list_item)}(hmr1: addil指令是硬性規定將其結果放在r1中，所以如果你使用這條指令要 注意這點。 h](hterm)}(hr1:h]hr1:}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjhKhjubh definition)}(hhh]h)}(hhaddil指令是硬性規定將其結果放在r1中，所以如果你使用這條指令要 注意這點。h]hhaddil指令是硬性規定將其結果放在r1中，所以如果你使用這條指令要 注意這點。}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjhKhjubj)}(hX}r2: 這就是返回指針。一般來說，你不想使用它，因爲你需要這個指針來返 回給你的調用者。然而，它與這組寄存器組合在一起，因爲調用者不能 依賴你返回時的值是相同的，也就是說，你可以將r2複製到另一個寄存 器，並在作廢r2後通過該寄存器返回，這應該不會給調用程序帶來問題。 h](j)}(hr2:h]hr2:}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjhKhjubj)}(hhh]h)}(hXx這就是返回指針。一般來說，你不想使用它，因爲你需要這個指針來返 回給你的調用者。然而，它與這組寄存器組合在一起，因爲調用者不能 依賴你返回時的值是相同的，也就是說，你可以將r2複製到另一個寄存 器，並在作廢r2後通過該寄存器返回，這應該不會給調用程序帶來問題。h]hXx這就是返回指針。一般來說，你不想使用它，因爲你需要這個指針來返 回給你的調用者。然而，它與這組寄存器組合在一起，因爲調用者不能 依賴你返回時的值是相同的，也就是說，你可以將r2複製到另一個寄存 器，並在作廢r2後通過該寄存器返回，這應該不會給調用程序帶來問題。}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjhKhjubj)}(har19-r22: 這些通常被認爲是臨時寄存器。 請注意，在64位中它們是arg7-arg4。 h](j)}(hr19-r22:h]hr19-r22:}(hj/hhhNhNubah}(h]h ]h"]h$]h&]uh1jhjhKhj+ubj)}(hhh]h)}(hW這些通常被認爲是臨時寄存器。 請注意，在64位中它們是arg7-arg4。h]hW這些通常被認爲是臨時寄存器。 請注意，在64位中它們是arg7-arg4。}(hj@hhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhj=ubah}(h]h ]h"]h$]h&]uh1jhj+ubeh}(h]h ]h"]h$]h&]uh1jhjhKhjubj)}(hkr23-r26: 這些是arg3-arg0，也就是說，如果你不再關心傳入的值，你可以使用 它們。 h](j)}(hr23-r26:h]hr23-r26:}(hj^hhhNhNubah}(h]h ]h"]h$]h&]uh1jhjhKhjZubj)}(hhh]h)}(ha這些是arg3-arg0，也就是說，如果你不再關心傳入的值，你可以使用 它們。h]ha這些是arg3-arg0，也就是說，如果你不再關心傳入的值，你可以使用 它們。}(hjohhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjlubah}(h]h ]h"]h$]h&]uh1jhjZubeh}(h]h ]h"]h$]h&]uh1jhjhKhjubj)}(hr28,r29: 這倆是ret0和ret1。它們是你傳入返回值的地方。r28是主返回值。當返回 小結構體時，r29也可以用來將數據傳回給調用程序。 h](j)}(hr28,r29:h]hr28,r29:}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjhKhjubj)}(hhh]h)}(h這倆是ret0和ret1。它們是你傳入返回值的地方。r28是主返回值。當返回 小結構體時，r29也可以用來將數據傳回給調用程序。h]h這倆是ret0和ret1。它們是你傳入返回值的地方。r28是主返回值。當返回 小結構體時，r29也可以用來將數據傳回給調用程序。}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjhKhjubj)}(hr30: 棧指針 h](j)}(hr30:h]hr30:}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjhKhjubj)}(hhh]h)}(h 棧指針h]h 棧指針}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjhKhjubj)}(h.r31: ble指令將返回指針放在這裏。 h](j)}(hr31:h]hr31:}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1jhjhKhjubj)}(hhh]h)}(h'ble指令將返回指針放在這裏。h]h'ble指令將返回指針放在這裏。}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubah}(h]h ]h"]h$]h&]uh1jhjubeh}(h]h ]h"]h$]h&]uh1jhjhKhjubeh}(h]h ]h"]h$]h&]uh1jhjubh)}(hr3-r18,r27,r30需要被保存和恢復。r3-r18只是一般用途的寄存器。 r27是數據指針，用來使對全局變量的引用更容易。r30是棧指針。h]hr3-r18,r27,r30需要被保存和恢復。r3-r18只是一般用途的寄存器。 r27是數據指針，用來使對全局變量的引用更容易。r30是棧指針。}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhKhjubeh}(h]h ]h"]h$]h&]uh1jhjhK~hjShhubeh}(h]id5ah ]h"]*“隱形”寄存器（影子寄存器）ah$]h&]uh1jhjhhhjhKcubeh}(h]abiah ]h"]abi約定的通用寄存器ah$]h&]uh1jhjhhhjhKubeh}(h]( linux-pa-riscjeh ]h"](linux/pa-risc的寄存器用法tw_parisc_registerseh$]h&]uh1jhhhhhjhK 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