📄 _iscntrl.asm
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;--------------------------------------------------------; File Created by SDCC : FreeWare ANSI-C Compiler; Version 2.3.0 Thu Sep 20 10:57:36 2001;-------------------------------------------------------- .module _iscntrl .flat24 on ; 24 bit flat addressingdpx = 0x93 ; dpx register unknown to assemblerdps = 0x86 ; dps register unknown to assemblerdpl1 = 0x84 ; dpl1 register unknown to assemblerdph1 = 0x85 ; dph1 register unknown to assemblerdpx1 = 0x95 ; dpx1 register unknown to assemblerap = 0x9C ; ap register unknown to assembler;--------------------------------------------------------; Public variables in this module;-------------------------------------------------------- .globl _iscntrl;--------------------------------------------------------; special function registers;--------------------------------------------------------;--------------------------------------------------------; special function bits ;--------------------------------------------------------;--------------------------------------------------------; internal ram data;-------------------------------------------------------- .area DSEG (DATA);--------------------------------------------------------; overlayable items in internal ram ;-------------------------------------------------------- .area OSEG (OVR,DATA);--------------------------------------------------------; indirectly addressable internal ram data;-------------------------------------------------------- .area ISEG (DATA);--------------------------------------------------------; bit data;-------------------------------------------------------- .area BSEG (BIT);--------------------------------------------------------; external ram data;-------------------------------------------------------- .area XSEG (XDATA);--------------------------------------------------------; global & static initialisations;-------------------------------------------------------- .area GSINIT (CODE) .area GSFINAL (CODE) .area GSINIT (CODE);--------------------------------------------------------; Home;-------------------------------------------------------- .area HOME (CODE) .area CSEG (CODE);--------------------------------------------------------; code;-------------------------------------------------------- .area CSEG (CODE); _iscntrl.c 27; genFunction ; -----------------------------------------; function iscntrl; -----------------------------------------_iscntrl: ar2 = 0x02 ar3 = 0x03 ar4 = 0x04 ar5 = 0x05 ar6 = 0x06 ar7 = 0x07 ar0 = 0x00 ar1 = 0x01; _iscntrl.c 32; genReceive mov r2,dpl; _iscntrl.c 30; genCmpGt ; genCmp clr c; genCmp #1: 0/0/0 mov a,#0x1F; genCmp #2; genCmp #4; genCmp #4.2 subb a,r2; genIfxJump ; Peephole 108 removed ljmp by inverse jump logic jnc 00101$00107$:; genCmpEq ; gencjneshort mov a,r2; Peephole 132 changed ljmp to sjmp; Peephole 199 optimized misc jump sequence cjne a,#0x7F,00102$;00108$:; Peephole 200 removed redundant sjmp00109$:; genLabel 00101$:; _iscntrl.c 31; genRet mov dpl,#0x01; genLabel ; Peephole 132 changed ljmp to sjmp sjmp 00104$00102$:; _iscntrl.c 32; genRet mov dpl,#0x00; genLabel 00104$:; genEndFunction ret .area CSEG (CODE)⌨️ 快捷键说明
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