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Overview
| Comment: | Support .word |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: | c0b13ae1bb56ae1716414707005edb887c3963e46941a19184a4b03224241059 |
| User & Date: | kc5tja 2019-09-03 04:23:25 |
Context
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2019-09-03
| ||
| 04:31 | .half and .byte supported check-in: 4f12102c36 user: kc5tja tags: trunk | |
| 04:23 | Support .word check-in: c0b13ae1bb user: kc5tja tags: trunk | |
| 02:12 | Remove debugging code check-in: 233d4785af user: kc5tja tags: trunk | |
Changes
Changes to dev/src/bcpl/assemrv/manifest.h.
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scs_integer;
scs_string;
scs_endstreamch = endstreamch;
// Intermediate Representation order codes
IR_LIT = 1000;
IR_DWORD;
}
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scs_integer;
scs_string;
scs_endstreamch = endstreamch;
// Intermediate Representation order codes
IR_LIT = 1000;
IR_DWORD;
IR_WORD;
}
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Changes to dev/src/bcpl/assemrv/parser.b.
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LET parse(s, d, errp) BE {
LET sym = scanner_sym(s)
// Don't even try unless a chain of errors can be constructed.
UNLESS errp DO RETURN
IF sym = scs_dword DO scanner_next(s) <> dword(s, d, errp) <> RETURN
error(errp, s, err_syntax_error)
}
AND error(errp, scanner, errcode) BE {
LET errdesc = getvec(ed_sizeof)
IF errdesc DO {
................................................................................
errdesc!ed_code := errcode
errdesc!ed_next := !errp
!errp := errdesc
}
}
AND dword(s, d, errp) BE {
LET expr = VEC expr_sizeof
zerovec(expr, expr_sizeof)
dword_part(s, d, errp, expr)
IF !errp DO RETURN
WHILE scanner_sym(s) = ',' DO {
scanner_next(s)
dword_part(s, d, errp, expr)
IF !errp DO RETURN
}
}
AND dword_part(s, d, errp, expr) BE {
expression(s, d, errp, expr)
IF !errp DO RETURN
IF expr!expr_type = et_integer DO {
dynvec_put_at(d, IR_LIT, d!dv_length)
dynvec_put_at(d, expr!expr_value, d!dv_length)
dynvec_put_at(d, IR_DWORD, d!dv_length)
RETURN
}
IF expr!expr_type = et_string DO {
LET s = @expr!expr_string
FOR i = 1 TO s%0 DO {
dynvec_put_at(d, IR_LIT, d!dv_length)
dynvec_put_at(d, s%i, d!dv_length)
dynvec_put_at(d, IR_DWORD, d!dv_length)
}
RETURN
}
error(errp, s, err_int_str_expr_expected) <> RETURN
}
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LET parse(s, d, errp) BE {
LET sym = scanner_sym(s)
// Don't even try unless a chain of errors can be constructed.
UNLESS errp DO RETURN
IF sym = scs_dword DO scanner_next(s) <> const(s, d, errp, IR_DWORD) <> RETURN
IF sym = scs_word DO scanner_next(s) <> const(s, d, errp, IR_WORD) <> RETURN
error(errp, s, err_syntax_error)
}
AND error(errp, scanner, errcode) BE {
LET errdesc = getvec(ed_sizeof)
IF errdesc DO {
................................................................................
errdesc!ed_code := errcode
errdesc!ed_next := !errp
!errp := errdesc
}
}
AND const(s, d, errp, order) BE {
LET expr = VEC expr_sizeof
zerovec(expr, expr_sizeof)
const_part(s, d, errp, expr, order)
IF !errp DO RETURN
WHILE scanner_sym(s) = ',' DO {
scanner_next(s)
const_part(s, d, errp, expr, order)
IF !errp DO RETURN
}
}
AND const_part(s, d, errp, expr, order) BE {
expression(s, d, errp, expr)
IF !errp DO RETURN
IF expr!expr_type = et_integer DO {
dynvec_put_at(d, IR_LIT, d!dv_length)
dynvec_put_at(d, expr!expr_value, d!dv_length)
dynvec_put_at(d, order, d!dv_length)
RETURN
}
IF expr!expr_type = et_string DO {
LET s = @expr!expr_string
FOR i = 1 TO s%0 DO {
dynvec_put_at(d, IR_LIT, d!dv_length)
dynvec_put_at(d, s%i, d!dv_length)
dynvec_put_at(d, order, d!dv_length)
}
RETURN
}
error(errp, s, err_int_str_expr_expected) <> RETURN
}
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Changes to dev/src/bcpl/assemrv/test_parser.b.
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GET "globals_dynvec"
GET "globals_scanner"
GET "globals_utils"
GET "globals_parser"
LET testlist() = VALOF {
MANIFEST { ntests = 3 }
LET tl = getvec(ntests)
tl!0 := ntests
tl!1 := test_single_dword
tl!2 := test_single_dword_chain
tl!3 := test_single_dword_string
RESULTIS tl
}
// Parser Tests: Simple listings
AND test_single_dword(r) = VALOF {
LET err = failat
LET scb, s, d = 0, 0, 0
LET errlist = 0
IF r DO RESULTIS r
................................................................................
{
LET outs = output()
selectoutput(scb)
writef(".dword 6, *"Abacab*"*n")
selectoutput(outs)
rewindstream(scb)
}
s := make_scanner()
UNLESS NEQ(s, 0, 1) DO GOTO unwind
UNLESS EQ(scanner_get_stream(s, scb, "RAM:"), TRUE, 3) DO GOTO unwind
scanner_nextchar(s)
scanner_next(s)
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GET "globals_dynvec"
GET "globals_scanner"
GET "globals_utils"
GET "globals_parser"
LET testlist() = VALOF {
MANIFEST { ntests = 6 }
LET tl = getvec(ntests)
tl!0 := ntests
tl!1 := test_single_dword
tl!2 := test_single_dword_chain
tl!3 := test_single_dword_string
tl!4 := test_single_word
tl!5 := test_single_word_chain
tl!6 := test_single_word_string
RESULTIS tl
}
// Parser Tests: Simple listings: 64-bit words
AND test_single_dword(r) = VALOF {
LET err = failat
LET scb, s, d = 0, 0, 0
LET errlist = 0
IF r DO RESULTIS r
................................................................................
{
LET outs = output()
selectoutput(scb)
writef(".dword 6, *"Abacab*"*n")
selectoutput(outs)
rewindstream(scb)
}
s := make_scanner()
UNLESS NEQ(s, 0, 1) DO GOTO unwind
UNLESS EQ(scanner_get_stream(s, scb, "RAM:"), TRUE, 3) DO GOTO unwind
scanner_nextchar(s)
scanner_next(s)
d := make_dynvec()
UNLESS NEQ(d, 0, 4) DO GOTO unwind
parse(s, d, @errlist)
UNLESS EQ(errlist, 0, 5) DO GOTO unwind
UNLESS EQ(d!dv_length, 21, 100) DO GOTO unwind
FOR i = 0 TO 20 DO UNLESS EQ(dynvec_at(d, i), expected!i, 200+i) DO GOTO unwind
err := 0
unwind:
IF errlist DO free_errors(errlist)
IF d DO dynvec_free(d)
IF s DO scanner_free(s)
IF scb DO endstream(scb)
RESULTIS err
}
// Parser Tests: Simple listings: 32-bit words
AND test_single_word(r) = VALOF {
LET err = failat
LET scb, s, d = 0, 0, 0
LET errlist = 0
IF r DO RESULTIS r
testid := "test_single_word"
scb := findinoutput("RAM:")
UNLESS NEQ(scb, 0, 0) DO GOTO unwind
{
LET outs = output()
selectoutput(scb)
writef(".word 1*n")
selectoutput(outs)
rewindstream(scb)
}
s := make_scanner()
UNLESS NEQ(s, 0, 1) DO GOTO unwind
UNLESS EQ(scanner_get_stream(s, scb, "RAM:"), TRUE, 3) DO GOTO unwind
scanner_nextchar(s)
scanner_next(s)
d := make_dynvec()
UNLESS NEQ(d, 0, 4) DO GOTO unwind
parse(s, d, @errlist)
UNLESS EQ(errlist, 0, 5) DO GOTO unwind
UNLESS EQ(d!dv_length, 3, 100) DO GOTO unwind
UNLESS EQ(dynvec_at(d, 0), IR_LIT, 101) DO GOTO unwind
UNLESS EQ(dynvec_at(d, 1), 1, 102) DO GOTO unwind
UNLESS EQ(dynvec_at(d, 2), IR_WORD, 103) DO GOTO unwind
err := 0
unwind:
IF errlist DO free_errors(errlist)
IF d DO dynvec_free(d)
IF s DO scanner_free(s)
IF scb DO endstream(scb)
RESULTIS err
}
AND test_single_word_chain(r) = VALOF {
LET err = failat
LET scb, s, d = 0, 0, 0
LET expected = TABLE IR_LIT, 1, IR_WORD,
IR_LIT, 2, IR_WORD,
IR_LIT, 3, IR_WORD,
IR_LIT, 4, IR_WORD
LET errlist = 0
IF r DO RESULTIS r
testid := "test_single_word_chain"
scb := findinoutput("RAM:")
UNLESS NEQ(scb, 0, 0) DO GOTO unwind
{
LET outs = output()
selectoutput(scb)
writef(".word 1, 2, 3, 4*n")
selectoutput(outs)
rewindstream(scb)
}
s := make_scanner()
UNLESS NEQ(s, 0, 1) DO GOTO unwind
UNLESS EQ(scanner_get_stream(s, scb, "RAM:"), TRUE, 3) DO GOTO unwind
scanner_nextchar(s)
scanner_next(s)
d := make_dynvec()
UNLESS NEQ(d, 0, 4) DO GOTO unwind
parse(s, d, @errlist)
UNLESS EQ(errlist, 0, 5) DO GOTO unwind
UNLESS EQ(d!dv_length, 12, 100) DO GOTO unwind
FOR i = 0 TO 11 DO UNLESS EQ(dynvec_at(d, i), expected!i, 200+i) DO GOTO unwind
err := 0
unwind:
IF errlist DO free_errors(errlist)
IF d DO dynvec_free(d)
IF s DO scanner_free(s)
IF scb DO endstream(scb)
RESULTIS err
}
AND test_single_word_string(r) = VALOF {
LET err = failat
LET scb, s, d = 0, 0, 0
LET expected = TABLE IR_LIT, 6, IR_WORD,
IR_LIT, 'A', IR_WORD,
IR_LIT, 'b', IR_WORD,
IR_LIT, 'a', IR_WORD,
IR_LIT, 'c', IR_WORD,
IR_LIT, 'a', IR_WORD,
IR_LIT, 'b', IR_WORD
LET errlist = 0
IF r DO RESULTIS r
testid := "test_single_word_string"
scb := findinoutput("RAM:")
UNLESS NEQ(scb, 0, 0) DO GOTO unwind
{
LET outs = output()
selectoutput(scb)
writef(".word 6, *"Abacab*"*n")
selectoutput(outs)
rewindstream(scb)
}
s := make_scanner()
UNLESS NEQ(s, 0, 1) DO GOTO unwind
UNLESS EQ(scanner_get_stream(s, scb, "RAM:"), TRUE, 3) DO GOTO unwind
scanner_nextchar(s)
scanner_next(s)
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