Remove Y variables (cmd_Y)

[ddt180.git] / ddt180.z80

diff --git a/ddt180.z80 b/ddt180.z80
index 99a690a0d568c115d19bbe1196b8b0d58ef4cdb0..5c1349255e83b86bd71d57a9a777eec7384b1760 100644 (file)
--- a/ddt180.z80
+++ b/ddt180.z80
@@ -63,7 +63,6 @@ CONBUF_SIZE   equ     80      ;Size of console input buffer
 EXPR_BUF_SIZE  equ     128     ;expressen buffer for conditional breakpoints\r
 BP_CNT         equ     12      ;Number of breakpoints\r
 BP_SIZE                equ     8       ;Size of a breakpoint record\r
-YREG_CNT       equ     10      ;Number of Y registers (0..9)\r
 \r
 ;-------------------------------------------------------------------------------\r
 \r
@@ -197,7 +196,7 @@ CMDTAB:
        dw      cmd_V           ;Verify (compare) two memory areas\r
        dw      cmd_W           ;Write a file to disk\r
        dw      cmd_X           ;eXamine [and substitute] registers\r
-       dw      cmd_Y           ;examine [and substitute] Y variables\r
+       dw      ERROR ;cmd_Y    ;examine [and substitute] Y variables\r
        dw      cmd_Z           ;Zap (fill) memory with a byte string\r
 \r
 ERROR:\r
@@ -1006,8 +1005,6 @@ do_factor:
        jr z,fact_factor\r
        cp '^'\r
        jr z,fact_reg.CPU\r
-       cp 'Y'\r
-       jr z,fact_reg.Y\r
        cp '('\r
        jr z,fact_mem\r
        cp '['\r
@@ -1020,21 +1017,6 @@ do_factor:
 \r
 ;-------------------------------------------------------------------------------\r
 \r
-fact_reg.Y:\r
-       call get.decdigit\r
-       jr c,error1\r
-       inc de\r
-get_y_val:\r
-       add a,a\r
-       ld hl,reg_Y\r
-       call add_hl_a\r
-       ld a,(hl)\r
-       inc hl\r
-       ld h,(hl)\r
-       ld l,a\r
-       and a\r
-       ret\r
-\r
 fact_factstring:\r
        ld hl,0\r
 l054bh:\r
@@ -1898,45 +1880,6 @@ l0ab0h:
 ; > Y[0..9]\r
 ;      examine (and substitute) an Y variable\r
 \r
-cmd_Y:\r
-       call get.decdigit\r
-       jr c,l0bc3h\r
-       inc de\r
-       push af\r
-       call assert_eol\r
-       pop af\r
-       call sub_0bdch\r
-       jp l0c15h\r
-l0bc3h:\r
-       call assert_eol\r
-       xor a\r
-l0bc7h:\r
-       push af\r
-       call sub_0bdch\r
-       call    outbl4\r
-       pop af\r
-       inc a\r
-       bit 0,a\r
-       push    af\r
-       call    z,crlf\r
-       pop af\r
-       cp YREG_CNT\r
-       jr c,l0bc7h\r
-       ret\r
-\r
-sub_0bdch:\r
-       ld c,a\r
-       ld b,0\r
-       add a,'0'+080h\r
-       ld de,msg_Y+1\r
-       ld (de),a\r
-       dec de\r
-       ld hl,reg_Y\r
-       add hl,bc\r
-       add hl,bc\r
-       ex de,hl\r
-       ld c,003h\r
-       jp l0c33h\r
 \r
 ;-------------------------------------------------------------------------------\r
 ; > X\r
@@ -4550,13 +4493,6 @@ expr_bufe:
 \r
 ;-------------------------------------------------------------------------------\r
 \r
-msg_Y:\r
-       dc      'Yn'\r
-reg_Y:\r
-       rept    YREG_CNT\r
-        dw     0\r
-       endm\r
-\r
 last_S:\r
        dw      TPA\r
 \r