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This commit is contained in:
aljazbrodar. 2026-01-15 16:50:25 +01:00
parent 3856635345
commit 1055ccd52f
6 changed files with 112 additions and 13 deletions
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15
ass3/zbirnik/parsing/input_invalid.asm
View file

@ -1,8 +1,15 @@
arithr START 0 .komentar1
+LDX #10
LDX #10
SHIFTR A, 10, X
+LDS #11 .komentar2
LDS #11 .komentar2
LDT #5
NOBASE .koment
NOBASE
BASE ZERO .KOMENTAR
ORG tab-tab
LAB NOBASE
EQU
LAB NOBASE .koment
.komentar3
LDA ZERO
ADDR S, A
@ -11,9 +18,7 @@ arithr START 0 .komentar1
.komentar4
LDA ZERO
+LDA ZERO, X .test
ADDR S, A
LDA 123, X . kom
SUBR T, A
STA diff
@ -22,7 +27,7 @@ arithr START 0 .komentar1
MULR T, A
STA prod
+LDA ZERO
LDA ZERO
ADDR S, A
DIVR T, A
STA quot

65
ass3/zbirnik/parsing/pregledovalnik.go
View file

@ -158,12 +158,14 @@ type format_F4_m struct {
type format_D struct {
oznaka string
ime string //NOBASE
format int // 6
velikost int
}
type format_D_n struct {
oznaka string
ime string
format int // 7
velikost int
operand string
@ -171,6 +173,7 @@ type format_D_n struct {
type format_M_r struct {
oznaka string
ime string
format int // 8
velikost int
operand string
@ -178,6 +181,7 @@ type format_M_r struct {
type format_M_i struct {
oznaka string
ime string
format int // 9
velikost int
operand string
@ -456,27 +460,73 @@ func check_F4_m(el string, AST *[]ukaz) bool {
nov_ukaz.x = false
}
nov_ukaz.e = true
fmt.Println(el, nov_ukaz)
//fmt.Println(el, nov_ukaz)
*AST = append(*AST, nov_ukaz)
return true
}
return false
}
func check_D(el string, AST *[]ukaz) {
func check_D(el string, AST *[]ukaz) bool {
match_D, err := regexp.MatchString(`(?m)^[A-Za-z_]*[\t ]+NOBASE[\t ]*(\..*)?$\n`, el)
if err != nil {
fmt.Println("Error while matching string.")
}
if match_D {
var nova_direktiva format_D
nova_direktiva.ime = "NOBASE"
nova_direktiva.format = 6
nova_direktiva.velikost = 0
if !(strings.HasPrefix(el, " ") || strings.HasPrefix(el, "\t")) {
re := regexp.MustCompile(`(?m)^[A-Za-z]+`)
nov_direktiva.oznaka = re.FindString(el)
nova_direktiva.oznaka = re.FindString(el)
} else {
nov_direktiva.oznaka = ""
nova_direktiva.oznaka = ""
}
*AST = append(*AST, nova_direktiva)
//fmt.Println(el, nova_direktiva)
return true
}
return false
}
func check_D_n(el string, AST *[]ukaz) bool {
match_D_n, err := regexp.MatchString(`(?m)^[A-Za-z]*[\t ]+(START|END|ORG|EQU|BASE) ([A-Za-z\+\-\*]+|[0-9\+\-\*]+)[\t ]*(\..*)?$\n`, el)
if err != nil {
fmt.Println("Error while matching string.")
}
if match_D_n {
var nova_direktiva format_D_n
re_ime := regexp.MustCompile(`START|END|ORG|EQU|BASE`)
nova_direktiva.ime = re_ime.FindString(el)
nova_direktiva.format = 7
nova_direktiva.velikost = 0
if !(strings.HasPrefix(el, " ") || strings.HasPrefix(el, "\t")) {
re := regexp.MustCompile(`(?m)^[A-Za-z]+`)
nova_direktiva.oznaka = re.FindString(el)
} else {
nova_direktiva.oznaka = ""
}
re_ope := regexp.MustCompile(`(START|END|ORG|EQU|BASE) ([A-Za-z\+\-\*]+|[0-9\+\-\*]+)`)
nova_direktiva.operand = strings.Split(re_ope.FindString(el), " ")[1]
*AST = append(*AST, nova_direktiva)
//fmt.Println(el, nova_direktiva)
return true
}
return false
}
func check_M_r(el string, AST *[]ukaz) bool {
match_M_r, err := regexp.MatchString(`(?m)^[A-Za-z]*[\t ]+(RESW|RESB) ([0-9]+)[\t ]*(\..*)?$\n`, el)
if err != nil {
fmt.Println("Error while matching string.")
}
if match_M_r {
var nova_direktiva format_D_n
re_ime := regexp.MustCompile(`RESW|RESB`)
nova_direktiva.ime = re_ime.FindString(el)
nova_direktiva.format = 8
//predpostavi celostevilski operand in doloci velikost
return true
}
return false
@ -504,6 +554,12 @@ func main() {
if check_D(el, &AST) {
continue
}
if check_D_n(el, &AST) {
continue
}
if check_M_r(el, &AST) {
continue
}
if check_F1(el, &AST) {
continue
}
@ -519,7 +575,6 @@ func main() {
if check_F2_rr(el, &AST) {
continue
}
// !!! direktivo START je treba preveriti pred F3, sicer jo bo dalo sem
if check_F3_m(el, &AST) {
continue
}

4
ass3/zbirnik/parsing/test.asm
View file

@ -2,8 +2,8 @@ PRG START 300
LDA #bytes_len
DIV #3
LDA bytes_len
LDB #tab
BASE #tab
LDB tab
BASE tab
NOBASE
HALT J HALT
END PRG

18
ass3/zbirnik/parsing/test.log
View file

@ -0,0 +1,18 @@
***** Section <default> *****
Stats: size=29 blocks=29 symbols=7 literals=0 relocations=0
Blocks
name start size #ins #dir #sto
<default> 0012C 0001D 5 10 1
Symbols
name hex dec scope kind type description
HALT 000138 312 local relative code label
PRG 00012C 300 exported relative code label
bytes_len 000009 9 local absolute notlabel test-tab
tab 00013D 317 local relative data label
tab0 00013B 315 local relative data label
tab2 000146 326 local relative data label
test 000146 326 local absolute notlabel *
Literals
label definition
Relocations
address length flag symbol

17
ass3/zbirnik/parsing/test.lst
View file

@ -0,0 +1,17 @@
0012C PRG START 300
0012C 010009 LDA #bytes_len
0012F 250003 DIV #3
00132 030009 LDA bytes_len
00135 6B2005 LDB tab
00135 BASE tab
00135 NOBASE
00138 3F2FFD HALT J HALT
0013B END PRG
0013B 0000 tab0 RESB 2
0013D 000001 tab WORD 1
00140 000002 WORD 2
00143 000003 WORD 3
00146 test EQU *
00146 bytes_len EQU test-tab
00146 000001 tab2 WORD 1

4
ass3/zbirnik/parsing/test.obj
View file

@ -0,0 +1,4 @@
HPRG 00012C00001D
T00012C0F0100092500030300096B20053F2FFD
T00013D0C000001000002000003000001
E00012C