malloc.asm

很少见的源码公开的msc51和z80的c编译器。

;	genLabel 
00109$:
;	malloc.c 90
;	genIfx 
	mov	dptr,#_malloc_sloc0_1_0
	push	b
	movx	a,@dptr
	mov	b, a
	inc	dptr
	movx	a,@dptr
	orl	b,a
	mov	a,b
	pop	b
;	genIfxJump 
	jz	00125$
	ljmp	00111$
00125$:
;	malloc.c 92
;	genPointerSet 
	mov	dptr,#_malloc_sloc1_1_0
;	genFarPointerSet -- indirection special case.
	movx	a,@dptr
	push	acc
	inc	dptr
	movx	a,@dptr
	push	acc
	inc	dptr
	movx	a,@dptr
	mov	dpx,a
	pop	dph
	pop	dpl
	mov     dps, #0x01
	mov     dptr, #_malloc_size_1_1
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
	inc	dptr
	inc	dps
	inc	dptr
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
;	malloc.c 93
;	genPlus 
	mov	dptr,#_malloc_sloc2_1_0
	mov	a,#0x08
	add	a,r4
	movx	@dptr,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r5
	inc	dptr
	movx	@dptr,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r6
	inc	dptr
	movx	@dptr,a
;	genCast 
	mov	dptr,#_malloc_sloc2_1_0
	mov	dps, #0x01
	mov	dptr, #_malloc_sloc1_1_0
	dec	dps
	movx	a,@dptr
	inc	dps
	movx	@dptr,a
	dec	dps
	inc	dptr
	movx	a,@dptr
	inc	dps
	inc	dptr
	movx	@dptr,a
	dec	dps
	inc	dptr
	movx	a,@dptr
	inc	dps
	inc	dptr
	movx	@dptr,a
;	genRet 
; Peephole 220a removed bogus DPS set
	mov     dps, #0x01
	mov     dptr, #_malloc_sloc1_1_0
	movx	a,@dptr
	mov	dpl,a
	inc	dptr
	movx	a,@dptr
	mov	dph,a
	inc	dptr
	movx	a,@dptr
	mov	dpx,a
	mov	dps, #0x00
	ljmp	00114$
;	genLabel 
00111$:
;	malloc.c 95
;	genPlus 
	mov	dptr,#_malloc_sloc0_1_0
	mov	dps, #0x01
	mov	dptr, #_malloc_new_header_1_1
	dec	dps
	movx	a,@dptr
	add	a,r4
	inc	dps
	movx	@dptr,a
	dec	dps
	inc	dptr
	movx	a,@dptr
	addc	a,r5
	inc	dps
	inc	dptr
	movx	@dptr,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r6
	inc	dptr
	movx	@dptr,a
	mov	dps, #0x00
;	malloc.c 96
;	genPointerSet 
	mov	dptr,#_malloc_new_header_1_1
;	genFarPointerSet -- indirection special case.
	movx	a,@dptr
	push	acc
	inc	dptr
	movx	a,@dptr
	push	acc
	inc	dptr
	movx	a,@dptr
	mov	dpx,a
	pop	dph
	pop	dpl
	mov	a,r7
	movx	@dptr,a
	inc	dptr
	mov	a,r0
	movx	@dptr,a
	inc	dptr
	mov	a,r1
	movx	@dptr,a
;	malloc.c 97
;	genPlus 
	mov	dptr,#_malloc_new_header_1_1
	mov	dps, #0x01
	mov	dptr, #_malloc_sloc2_1_0
	dec	dps
;	Swapped plus args.
	movx	a,@dptr
	add	a,#0x03
	inc	dps
	movx	@dptr,a
	dec	dps
	inc	dptr
	movx	a,@dptr
	addc	a,#0x00
	inc	dps
	inc	dptr
	movx	@dptr,a
	dec	dps
	inc	dptr
	movx	a,@dptr
	addc	a,#0x00
	inc	dps
	inc	dptr
	movx	@dptr,a
	mov	dps, #0x00
;	genPointerSet 
	mov	dptr,#_malloc_sloc2_1_0
;	genFarPointerSet -- indirection special case.
	movx	a,@dptr
	push	acc
	inc	dptr
	movx	a,@dptr
	push	acc
	inc	dptr
	movx	a,@dptr
	mov	dpx,a
	pop	dph
	pop	dpl
	mov	a,r4
	movx	@dptr,a
	inc	dptr
	mov	a,r5
	movx	@dptr,a
	inc	dptr
	mov	a,r6
	movx	@dptr,a
;	malloc.c 98
;	genPointerSet 
	mov	dpl,r4
	mov	dph,r5
	mov	dpx,r6
	mov     dps, #0x01
	mov     dptr, #_malloc_new_header_1_1
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
	inc	dptr
	inc	dps
	inc	dptr
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
	inc	dptr
	inc	dps
	inc	dptr
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
;	malloc.c 99
;	genIfx 
	mov	a,r7
	orl	a,r0
	orl	a,r1
;	genIfxJump 
	jnz	00126$
	ljmp	00113$
00126$:
;	genPointerGet 
;	genFarPointerGet
	mov	dptr,#_malloc_new_header_1_1
;	genFarPointerGet -- indirection special case.
	movx	a,@dptr
	push	acc
	inc	dptr
	movx	a,@dptr
	push	acc
	inc	dptr
	movx	a,@dptr
	mov	dpx,a
	pop	dph
	pop	dpl
	movx	a,@dptr
	inc	dptr
	mov	r2,a
	movx	a,@dptr
	inc	dptr
	mov	r3,a
	movx	a,@dptr
	mov	r4,a
;	genPlus 
	mov	a,#0x03
	add	a,r2
	mov	r2,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r3
	mov	r3,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r4
	mov	r4,a
;	genPointerSet 
	mov	dpl,r2
	mov	dph,r3
	mov	dpx,r4
	mov     dps, #0x01
	mov     dptr, #_malloc_new_header_1_1
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
	inc	dptr
	inc	dps
	inc	dptr
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
	inc	dptr
	inc	dps
	inc	dptr
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
;	genLabel 
00113$:
;	malloc.c 100
;	genPlus 
	mov	dptr,#_malloc_new_header_1_1
;	Swapped plus args.
	movx	a,@dptr
	add	a,#0x06
	mov	r2,a
	inc	dptr
	movx	a,@dptr
	addc	a,#0x00
	mov	r3,a
	inc	dptr
	movx	a,@dptr
	addc	a,#0x00
	mov	r4,a
;	genPointerSet 
	mov	dpl,r2
	mov	dph,r3
	mov	dpx,r4
	mov     dps, #0x01
	mov     dptr, #_malloc_size_1_1
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
	inc	dptr
	inc	dps
	inc	dptr
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
;	malloc.c 101
;	genPlus 
	mov	dptr,#_malloc_new_header_1_1
;	Swapped plus args.
	movx	a,@dptr
	add	a,#0x08
	mov	r2,a
	inc	dptr
	movx	a,@dptr
	addc	a,#0x00
	mov	r3,a
	inc	dptr
	movx	a,@dptr
	addc	a,#0x00
	mov	r4,a
;	genCast 
;	genRet 
	mov	dpl,r2
	mov	dph,r3
	mov	dpx,r4
;	genLabel 
00114$:
;	genEndFunction 
	ret
;	malloc.c 104
;	genFunction 
;	-----------------------------------------
;	 function free
;	-----------------------------------------
_free:
;	malloc.c 0
;	genReceive 
	mov	r2,dpl
	mov	r3,dph
	mov	r4,dpx
;	malloc.c 107
;	genIfx 
	mov	a,r2
	orl	a,r3
	orl	a,r4
;	genIfxJump 
	jnz	00113$
	ljmp	00108$
00113$:
;	malloc.c 109
;	genMinus 
	mov	a,r2
	add	a,#0xf8
	mov	r5,a
	mov	a,r3
	addc	a,#0xff
	mov	r6,a
	mov	a,r4
	addc	a,#0xff
	mov	r7,a
;	genAssign 
;	genAssign: resultIsFar = TRUE
	mov	ar2,r5
	mov	ar3,r6
	mov	ar4,r7
;	malloc.c 110
;	genPlus 
	mov	a,#0x03
	add	a,r2
	mov	r5,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r3
	mov	r6,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r4
	mov	r7,a
;	genPointerGet 
;	genFarPointerGet
	mov	dpl,r5
	mov	dph,r6
	mov	dpx,r7
	movx	a,@dptr
	inc	dptr
	mov	r5,a
	movx	a,@dptr
	inc	dptr
	mov	r6,a
	movx	a,@dptr
	mov	r7,a
;	genIfx 
	mov	a,r5
	orl	a,r6
	orl	a,r7
;	genIfxJump 
	jnz	00114$
	ljmp	00104$
00114$:
;	malloc.c 112
;	genAssign 
;	genAssign: resultIsFar = TRUE
	mov	dptr,#_free_prev_header_1_1
	mov	a,r5
	movx	@dptr,a
	inc	dptr
	mov	a,r6
	movx	@dptr,a
	inc	dptr
	mov	a,r7
	movx	@dptr,a
;	malloc.c 113
;	genPointerGet 
;	genFarPointerGet
	mov	dpl,r2
	mov	dph,r3
	mov	dpx,r4
	movx	a,@dptr
	inc	dptr
	mov	r0,a
	movx	a,@dptr
	inc	dptr
	mov	r1,a
	movx	a,@dptr
	mov	r5,a
;	genPointerSet 
	mov	dptr,#_free_prev_header_1_1
;	genFarPointerSet -- indirection special case.
	movx	a,@dptr
	push	acc
	inc	dptr
	movx	a,@dptr
	push	acc
	inc	dptr
	movx	a,@dptr
	mov	dpx,a
	pop	dph
	pop	dpl
	mov	a,r0
	movx	@dptr,a
	inc	dptr
	mov	a,r1
	movx	@dptr,a
	inc	dptr
	mov	a,r5
	movx	@dptr,a
;	malloc.c 114
;	genIfx 
	mov	a,r0
	orl	a,r1
	orl	a,r5
;	genIfxJump 
	jnz	00115$
	ljmp	00108$
00115$:
;	genPlus 
	mov	a,#0x03
	add	a,r0
	mov	r0,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r1
	mov	r1,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r5
	mov	r5,a
;	genPointerSet 
	mov	dpl,r0
	mov	dph,r1
	mov	dpx,r5
	mov     dps, #0x01
	mov     dptr, #_free_prev_header_1_1
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
	inc	dptr
	inc	dps
	inc	dptr
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
	inc	dptr
	inc	dps
	inc	dptr
	movx	a,@dptr
	dec	dps
	movx	@dptr,a
;	genGoto 
;	genLabel 
; Peephole 132   changed ljmp to sjmp
	sjmp 00108$
00104$:
;	malloc.c 116
;	genPlus 
	mov	a,#0x06
	add	a,r2
	mov	r2,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r3
	mov	r3,a
; Peephole 180   changed mov to clr
	clr  a
	addc	a,r4
	mov	r4,a
;	genPointerSet 
	mov	dpl,r2
	mov	dph,r3
	mov	dpx,r4
; Peephole 101   removed redundant mov
; Peephole 180   changed mov to clr
	clr  a
	movx @dptr,a
	inc  dptr
	movx @dptr,a
;	genLabel 
00108$:
;	genEndFunction 
	ret
	.area CSEG    (CODE)