2017-09-30 15:03:16 +00:00
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#include "compiler.h"
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#include "cpucore.h"
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#include "i286x.h"
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#include "i286xs.h"
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#include "i286xrep.h"
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#include "pccore.h"
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#include "iocore.h"
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#include "i286x.mcr"
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#include "i286xea.mcr"
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#define LOAD_DS_SI \
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__asm { mov edi, DS_FIX } \
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__asm { movzx ebp, I286_SI }
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#define REPLOOP(a) \
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__asm { cmp I286_REMCLOCK, 0 } \
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__asm { jg (a) } \
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__asm { mov esi, I286_REPPOSBAK }
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// ---------------------------------------------------------------------- ins
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I286EXT rep_xinsb(void) {
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__asm {
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cmp I286_CX, 0
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je insb_ed
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mov edi, ES_BASE
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movzx ebp, I286_DI
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align 4
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insb_lp: I286CLOCK(4)
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#if 1
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movzx ecx, I286_DX
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call iocore_inp8
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#else
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mov cx, I286_DX
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call i286_in
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#endif
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lea ecx, [edi + ebp]
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mov dl, al
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call i286_memorywrite
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STRING_DIR
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add bp, ax
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dec I286_CX
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je insb_cnt
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REPLOOP(insb_lp)
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mov I286_DI, bp
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RESET_XPREFETCH
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ret
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insb_cnt: mov I286_DI, bp
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insb_ed: I286CLOCK(5)
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GET_NEXTPRE1
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ret
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}
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}
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I286EXT rep_xinsw(void) {
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__asm {
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cmp I286_CX, 0
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je insw_ed
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mov edi, ES_BASE
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movzx ebp, I286_DI
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align 4
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insw_lp: I286CLOCK(4)
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movzx cx, I286_DX
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call iocore_inp16
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lea ecx, [edi + ebp]
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mov dx, ax
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call i286_memorywrite_w
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STRING_DIRx2
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add bp, ax
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dec I286_CX
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je insw_cnt
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REPLOOP(insw_lp)
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mov I286_DI, bp
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RESET_XPREFETCH
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ret
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insw_cnt: mov I286_DI, bp
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insw_ed: I286CLOCK(5)
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GET_NEXTPRE1
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ret
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}
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}
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// ---------------------------------------------------------------------- outs
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I286EXT rep_xoutsb(void) {
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__asm {
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cmp I286_CX, 0
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je outsb_ed
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LOAD_DS_SI
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align 4
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outsb_lp: I286CLOCK(4)
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lea ecx, [edi + ebp]
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call i286_memoryread
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#if 1
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movzx ecx, I286_DX
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mov dl, al
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call iocore_out8
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#else
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mov cx, I286_DX
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mov dl, al
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call i286_out
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#endif
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STRING_DIR
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add bp, ax
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dec I286_CX
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je outsb_cnt
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REPLOOP(outsb_lp)
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mov I286_SI, bp
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RESET_XPREFETCH
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ret
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outsb_cnt: mov I286_SI, bp
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outsb_ed: I286CLOCK(5)
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GET_NEXTPRE1
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ret
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}
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}
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I286EXT rep_xoutsw(void) {
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__asm {
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cmp I286_CX, 0
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je outsw_ed
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LOAD_DS_SI
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align 4
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outsw_lp: I286CLOCK(4)
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lea ecx, [edi + ebp]
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call i286_memoryread_w
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movzx cx, I286_DX
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mov dx, ax
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call iocore_out16
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STRING_DIRx2
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add bp, ax
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dec I286_CX
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je outsw_cnt
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REPLOOP(outsw_lp)
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mov I286_SI, bp
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RESET_XPREFETCH
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ret
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outsw_cnt: mov I286_SI, bp
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outsw_ed: I286CLOCK(5)
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GET_NEXTPRE1
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ret
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}
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}
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// ---------------------------------------------------------------------- movs
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I286EXT rep_xmovsb(void) {
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__asm {
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cmp I286_CX, 0
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je movsb_ed
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push esi
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push ebx
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LOAD_DS_SI
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mov esi, ES_BASE
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movzx ebx, I286_DI
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align 4
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movsb_lp: //I286CLOCK(4)
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I286CLOCK_X(a, 4, 8)
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lea ecx, [edi + ebp]
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call i286_memoryread
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mov edx, eax
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lea ecx, [esi + ebx]
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call i286_memorywrite
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STRING_DIR
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add bp, ax
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add bx, ax
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dec I286_CX
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je movsb_cnt
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REPLOOP(movsb_lp)
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mov I286_SI, bp
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mov I286_DI, bx
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pop ebx
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pop ecx
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RESET_XPREFETCH
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ret
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movsb_cnt: mov I286_SI, bp
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mov I286_DI, bx
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pop ebx
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pop esi
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movsb_ed: //I286CLOCK(5)
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I286CLOCK_X(b, 5, 11)
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GET_NEXTPRE1
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ret
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}
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}
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I286EXT rep_xmovsw(void) {
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__asm {
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cmp I286_CX, 0
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je movsw_ed
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push esi
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push ebx
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LOAD_DS_SI
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mov esi, ES_BASE
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movzx ebx, I286_DI
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align 4
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movsw_lp: //I286CLOCK(4)
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I286CLOCK_X(a, 4, 8)
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lea ecx, [edi + ebp]
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call i286_memoryread_w
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mov edx, eax
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lea ecx, [esi + ebx]
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call i286_memorywrite_w
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STRING_DIRx2
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add bp, ax
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add bx, ax
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dec I286_CX
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je movsw_cnt
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REPLOOP(movsw_lp)
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mov I286_SI, bp
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mov I286_DI, bx
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pop ebx
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pop ecx
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RESET_XPREFETCH
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ret
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movsw_cnt: mov I286_SI, bp
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mov I286_DI, bx
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pop ebx
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pop esi
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movsw_ed: //I286CLOCK(5)
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I286CLOCK_X(b, 5, 11)
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GET_NEXTPRE1
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ret
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}
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}
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// ---------------------------------------------------------------------- lods
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I286EXT rep_xlodsb(void) {
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__asm {
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cmp I286_CX, 0
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je lodsb_ed
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LOAD_DS_SI
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align 4
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lodsb_lp: //I286CLOCK(4)
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I286CLOCK_X(a, 4, 9)
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lea ecx, [edi + ebp]
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call i286_memoryread
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mov I286_AL, al
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STRING_DIR
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add bp, ax
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dec I286_CX
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je lodsb_cnt
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REPLOOP(lodsb_lp)
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mov I286_SI, bp
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RESET_XPREFETCH
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ret
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lodsb_cnt: mov I286_SI, bp
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lodsb_ed: //I286CLOCK(5)
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I286CLOCK_X(b, 5, 7)
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GET_NEXTPRE1
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ret
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}
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}
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I286EXT rep_xlodsw(void) {
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__asm {
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cmp I286_CX, 0
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je lodsw_ed
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LOAD_DS_SI
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align 4
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lodsw_lp: //I286CLOCK(4)
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I286CLOCK_X(a, 4, 9)
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lea ecx, [edi + ebp]
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call i286_memoryread_w
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mov I286_AX, ax
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STRING_DIRx2
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add bp, ax
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dec I286_CX
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je lodsw_cnt
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REPLOOP(lodsw_lp)
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mov I286_SI, bp
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RESET_XPREFETCH
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ret
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lodsw_cnt: mov I286_SI, bp
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lodsw_ed: //I286CLOCK(5)
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I286CLOCK_X(b, 5, 7)
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GET_NEXTPRE1
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ret
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}
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}
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// ---------------------------------------------------------------------- stos
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I286EXT rep_xstosb(void) {
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__asm {
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cmp I286_CX, 0
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je stosb_ed
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mov edi, ES_BASE
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movzx ebp, I286_DI
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align 4
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stosb_lp: //I286CLOCK(3)
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I286CLOCK_X(a, 3, 4)
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lea ecx, [edi + ebp]
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mov dl, I286_AL
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call i286_memorywrite
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STRING_DIR
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add bp, ax
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dec I286_CX
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je stosb_cnt
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REPLOOP(stosb_lp)
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mov I286_DI, bp
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RESET_XPREFETCH
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ret
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stosb_cnt: mov I286_DI, bp
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stosb_ed: //I286CLOCK(4)
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I286CLOCK_X(b, 4, 7)
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GET_NEXTPRE1
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ret
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}
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}
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I286EXT rep_xstosw(void) {
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__asm {
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cmp I286_CX, 0
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je stosw_ed
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mov edi, ES_BASE
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movzx ebp, I286_DI
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align 4
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stosw_lp: //I286CLOCK(3)
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I286CLOCK_X(a, 3, 4)
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lea ecx, [edi + ebp]
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mov dx, I286_AX
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call i286_memorywrite_w
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STRING_DIRx2
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add bp, ax
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dec I286_CX
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je stosw_cnt
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REPLOOP(stosw_lp)
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mov I286_DI, bp
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RESET_XPREFETCH
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ret
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stosw_cnt: mov I286_DI, bp
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stosw_ed: //I286CLOCK(4)
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I286CLOCK_X(b, 4, 7)
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GET_NEXTPRE1
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ret
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}
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}
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// ---------------------------------------------------------------------- cmps
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I286EXT repe_xcmpsb(void) {
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__asm {
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cmp I286_CX, 0
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je cmpsb_ed
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push esi
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|
|
|
|
push ebx
|
|
|
|
|
LOAD_DS_SI
|
|
|
|
|
mov esi, ES_BASE
|
|
|
|
|
movzx ebx, I286_DI
|
|
|
|
|
zcmpsb_lp: //I286CLOCK(9)
|
|
|
|
|
I286CLOCK_X(a, 9, 14)
|
|
|
|
|
lea ecx, [edi + ebp]
|
|
|
|
|
call i286_memoryread
|
|
|
|
|
mov dl, al
|
|
|
|
|
lea ecx, [esi + ebx]
|
|
|
|
|
call i286_memoryread
|
|
|
|
|
cmp dl, al
|
|
|
|
|
FLAG_STORE_OF
|
|
|
|
|
STRING_DIR
|
|
|
|
|
add bp, ax
|
|
|
|
|
add bx, ax
|
|
|
|
|
dec I286_CX
|
|
|
|
|
je zcmpsb_ed
|
|
|
|
|
test I286_FLAG, Z_FLAG
|
|
|
|
|
jne zcmpsb_lp
|
|
|
|
|
zcmpsb_ed: mov I286_SI, bp
|
|
|
|
|
mov I286_DI, bx
|
|
|
|
|
pop ebx
|
|
|
|
|
pop esi
|
|
|
|
|
cmpsb_ed: //I286CLOCK(5)
|
|
|
|
|
I286CLOCK_X(b, 5, 7)
|
|
|
|
|
GET_NEXTPRE1
|
|
|
|
|
ret
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
I286EXT repne_xcmpsb(void) {
|
|
|
|
|
|
|
|
|
|
__asm {
|
|
|
|
|
cmp I286_CX, 0
|
|
|
|
|
je cmpsb_ed
|
|
|
|
|
push esi
|
|
|
|
|
push ebx
|
|
|
|
|
LOAD_DS_SI
|
|
|
|
|
mov esi, ES_BASE
|
|
|
|
|
movzx ebx, I286_DI
|
|
|
|
|
nzcmpsb_lp: //I286CLOCK(9)
|
|
|
|
|
I286CLOCK_X(a, 9, 14)
|
|
|
|
|
lea ecx, [edi + ebp]
|
|
|
|
|
call i286_memoryread
|
|
|
|
|
mov dl, al
|
|
|
|
|
lea ecx, [esi + ebx]
|
|
|
|
|
call i286_memoryread
|
|
|
|
|
cmp dl, al
|
|
|
|
|
FLAG_STORE_OF
|
|
|
|
|
STRING_DIR
|
|
|
|
|
add bp, ax
|
|
|
|
|
add bx, ax
|
|
|
|
|
dec I286_CX
|
|
|
|
|
je nzcmpsb_ed
|
|
|
|
|
test I286_FLAG, Z_FLAG
|
|
|
|
|
je nzcmpsb_lp
|
|
|
|
|
nzcmpsb_ed: mov I286_SI, bp
|
|
|
|
|
mov I286_DI, bx
|
|
|
|
|
pop ebx
|
|
|
|
|
pop esi
|
|
|
|
|
cmpsb_ed: //I286CLOCK(5)
|
|
|
|
|
I286CLOCK_X(b, 5, 7)
|
|
|
|
|
GET_NEXTPRE1
|
|
|
|
|
ret
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
I286EXT repe_xcmpsw(void) {
|
|
|
|
|
|
|
|
|
|
__asm {
|
|
|
|
|
cmp I286_CX, 0
|
|
|
|
|
je cmpsw_ed
|
|
|
|
|
push esi
|
|
|
|
|
push ebx
|
|
|
|
|
LOAD_DS_SI
|
|
|
|
|
mov esi, ES_BASE
|
|
|
|
|
movzx ebx, I286_DI
|
|
|
|
|
zcmpsw_lp: //I286CLOCK(9)
|
|
|
|
|
I286CLOCK_X(a, 9, 14)
|
|
|
|
|
lea ecx, [edi + ebp]
|
|
|
|
|
call i286_memoryread_w
|
|
|
|
|
mov dx, ax
|
|
|
|
|
lea ecx, [esi + ebx]
|
|
|
|
|
call i286_memoryread_w
|
|
|
|
|
cmp dx, ax
|
|
|
|
|
FLAG_STORE_OF
|
|
|
|
|
STRING_DIRx2
|
|
|
|
|
add bp, ax
|
|
|
|
|
add bx, ax
|
|
|
|
|
dec I286_CX
|
|
|
|
|
je zcmpsw_ed
|
|
|
|
|
test I286_FLAG, Z_FLAG
|
|
|
|
|
jne zcmpsw_lp
|
|
|
|
|
zcmpsw_ed: mov I286_SI, bp
|
|
|
|
|
mov I286_DI, bx
|
|
|
|
|
pop ebx
|
|
|
|
|
pop esi
|
|
|
|
|
cmpsw_ed: //I286CLOCK(5)
|
|
|
|
|
I286CLOCK_X(b, 5, 7)
|
|
|
|
|
GET_NEXTPRE1
|
|
|
|
|
ret
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
I286EXT repne_xcmpsw(void) {
|
|
|
|
|
|
|
|
|
|
__asm {
|
|
|
|
|
cmp I286_CX, 0
|
|
|
|
|
je cmpsw_ed
|
|
|
|
|
push esi
|
|
|
|
|
push ebx
|
|
|
|
|
LOAD_DS_SI
|
|
|
|
|
mov esi, ES_BASE
|
|
|
|
|
movzx ebx, I286_DI
|
|
|
|
|
nzcmpsw_lp: //I286CLOCK(9)
|
|
|
|
|
I286CLOCK_X(a, 9, 14)
|
|
|
|
|
lea ecx, [edi + ebp]
|
|
|
|
|
call i286_memoryread_w
|
|
|
|
|
mov dx, ax
|
|
|
|
|
lea ecx, [esi + ebx]
|
|
|
|
|
call i286_memoryread_w
|
|
|
|
|
cmp dx, ax
|
|
|
|
|
FLAG_STORE_OF
|
|
|
|
|
STRING_DIRx2
|
|
|
|
|
add bp, ax
|
|
|
|
|
add bx, ax
|
|
|
|
|
dec I286_CX
|
|
|
|
|
je nzcmpsw_ed
|
|
|
|
|
test I286_FLAG, Z_FLAG
|
|
|
|
|
je nzcmpsw_lp
|
|
|
|
|
nzcmpsw_ed: mov I286_SI, bp
|
|
|
|
|
mov I286_DI, bx
|
|
|
|
|
pop ebx
|
|
|
|
|
pop esi
|
|
|
|
|
cmpsw_ed: //I286CLOCK(5)
|
|
|
|
|
I286CLOCK_X(b, 5, 7)
|
|
|
|
|
GET_NEXTPRE1
|
|
|
|
|
ret
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// ---------------------------------------------------------------------- scas
|
|
|
|
|
|
|
|
|
|
I286EXT repe_xscasb(void) {
|
|
|
|
|
|
|
|
|
|
__asm {
|
|
|
|
|
cmp I286_CX, 0
|
|
|
|
|
je scasb_ed
|
|
|
|
|
mov edi, ES_BASE
|
|
|
|
|
movzx ebp, I286_DI
|
|
|
|
|
zscasb_lp: //I286CLOCK(8)
|
|
|
|
|
I286CLOCK_X(a, 8, 10)
|
|
|
|
|
lea ecx, [edi + ebp]
|
|
|
|
|
call i286_memoryread
|
|
|
|
|
cmp I286_AL, al
|
|
|
|
|
FLAG_STORE_OF
|
|
|
|
|
STRING_DIR
|
|
|
|
|
add bp, ax
|
|
|
|
|
dec I286_CX
|
|
|
|
|
je zscasb_ed
|
|
|
|
|
test I286_FLAG, Z_FLAG
|
|
|
|
|
jne zscasb_lp
|
|
|
|
|
zscasb_ed: mov I286_DI, bp
|
|
|
|
|
scasb_ed: //I286CLOCK(5)
|
|
|
|
|
I286CLOCK_X(b, 5, 7)
|
|
|
|
|
GET_NEXTPRE1
|
|
|
|
|
ret
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
I286EXT repne_xscasb(void) {
|
|
|
|
|
|
|
|
|
|
__asm {
|
|
|
|
|
cmp I286_CX, 0
|
|
|
|
|
je scasb_ed
|
|
|
|
|
mov edi, ES_BASE
|
|
|
|
|
movzx ebp, I286_DI
|
|
|
|
|
nzscasb_lp: //I286CLOCK(8)
|
|
|
|
|
I286CLOCK_X(a, 8, 10)
|
|
|
|
|
lea ecx, [edi + ebp]
|
|
|
|
|
call i286_memoryread
|
|
|
|
|
cmp I286_AL, al
|
|
|
|
|
FLAG_STORE_OF
|
|
|
|
|
STRING_DIR
|
|
|
|
|
add bp, ax
|
|
|
|
|
dec I286_CX
|
|
|
|
|
je nzscasb_ed
|
|
|
|
|
test I286_FLAG, Z_FLAG
|
|
|
|
|
je nzscasb_lp
|
|
|
|
|
nzscasb_ed: mov I286_DI, bp
|
|
|
|
|
scasb_ed: //I286CLOCK(5)
|
|
|
|
|
I286CLOCK_X(b, 5, 7)
|
|
|
|
|
GET_NEXTPRE1
|
|
|
|
|
ret
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
I286EXT repe_xscasw(void) {
|
|
|
|
|
|
|
|
|
|
__asm {
|
|
|
|
|
cmp I286_CX, 0
|
|
|
|
|
je scasw_ed
|
|
|
|
|
mov edi, ES_BASE
|
|
|
|
|
movzx ebp, I286_DI
|
|
|
|
|
zscasw_lp: //I286CLOCK(8)
|
|
|
|
|
I286CLOCK_X(a, 8, 10)
|
|
|
|
|
lea ecx, [edi + ebp]
|
|
|
|
|
call i286_memoryread_w
|
|
|
|
|
cmp I286_AX, ax
|
|
|
|
|
FLAG_STORE_OF
|
|
|
|
|
STRING_DIRx2
|
|
|
|
|
add bp, ax
|
|
|
|
|
dec I286_CX
|
|
|
|
|
je zscasw_ed
|
|
|
|
|
test I286_FLAG, Z_FLAG
|
|
|
|
|
jne zscasw_lp
|
|
|
|
|
zscasw_ed: mov I286_DI, bp
|
|
|
|
|
scasw_ed: //I286CLOCK(5)
|
|
|
|
|
I286CLOCK_X(b, 5, 7)
|
|
|
|
|
GET_NEXTPRE1
|
|
|
|
|
ret
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
I286EXT repne_xscasw(void) {
|
|
|
|
|
|
|
|
|
|
__asm {
|
|
|
|
|
cmp I286_CX, 0
|
|
|
|
|
je scasw_ed
|
|
|
|
|
mov edi, ES_BASE
|
|
|
|
|
movzx ebp, I286_DI
|
|
|
|
|
nzscasw_lp: //I286CLOCK(8)
|
|
|
|
|
I286CLOCK_X(a, 8, 10)
|
|
|
|
|
lea ecx, [edi + ebp]
|
|
|
|
|
call i286_memoryread_w
|
|
|
|
|
cmp I286_AX, ax
|
|
|
|
|
FLAG_STORE_OF
|
|
|
|
|
STRING_DIRx2
|
|
|
|
|
add bp, ax
|
|
|
|
|
dec I286_CX
|
|
|
|
|
je nzscasw_ed
|
|
|
|
|
test I286_FLAG, Z_FLAG
|
|
|
|
|
je nzscasw_lp
|
|
|
|
|
nzscasw_ed: mov I286_DI, bp
|
|
|
|
|
scasw_ed: //I286CLOCK(5)
|
|
|
|
|
I286CLOCK_X(b, 5, 7)
|
|
|
|
|
GET_NEXTPRE1
|
|
|
|
|
ret
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
