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remove unreached error checks

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This commit is contained in:
Irmen de Jong 2021-03-25 21:16:55 +01:00
parent 1b14da6c03
commit d840975054
3 changed files with 45 additions and 27 deletions
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32
compiler/src/prog8/compiler/target/cpu6502/codegen/assignment/AugmentableAssignmentAsmGen.kt
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@ -322,7 +322,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
"&", "and" -> asmgen.out(" and P8ZP_SCRATCH_B1")
"|", "or" -> asmgen.out(" ora P8ZP_SCRATCH_B1")
"^", "xor" -> asmgen.out(" eor P8ZP_SCRATCH_B1")
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
if(ptrOnZp)
@ -363,7 +362,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
"&", "and" -> asmgen.out(" and $otherName")
"|", "or" -> asmgen.out(" ora $otherName")
"^", "xor" -> asmgen.out(" eor $otherName")
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
if(ptrOnZp)
@ -466,7 +464,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
else
asmgen.out(" sta (P8ZP_SCRATCH_W1),y")
}
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
}
@ -542,7 +539,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
asmgen.assignExpressionToRegister(value, RegisterOrPair.A)
asmgen.out(" eor $name | sta $name")
}
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
}
@ -600,7 +596,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
"&", "and" -> asmgen.out(" lda $name | and $otherName | sta $name")
"|", "or" -> asmgen.out(" lda $name | ora $otherName | sta $name")
"^", "xor" -> asmgen.out(" lda $name | eor $otherName | sta $name")
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
}
@ -672,7 +667,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
"&", "and" -> asmgen.out(" lda $name | and #$value | sta $name")
"|", "or" -> asmgen.out(" lda $name | ora #$value | sta $name")
"^", "xor" -> asmgen.out(" lda $name | eor #$value | sta $name")
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
}
@ -980,7 +974,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
else -> asmgen.out(" lda $name | eor #<$value | sta $name | lda $name+1 | eor #>$value | sta $name+1")
}
}
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
}
@ -1056,8 +1049,22 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
lda math.multiply_words.result+1
sta $name+1""")
}
"/" -> TODO("div (u)wordvar/bytevar")
"%" -> TODO("(u)word remainder bytevar")
"/" -> {
if(dt==DataType.UWORD) {
TODO("uwordvar / bytevar")
} else {
TODO("wordvar / bytevar")
}
}
"%" -> {
if(valueDt!=DataType.UBYTE || dt!=DataType.UWORD)
throw AssemblyError("% expects unsigned operands")
if(dt==DataType.UWORD) {
TODO("uwordvar % ubytevar")
} else {
TODO("wordvar % ubytevar")
}
}
"<<" -> {
asmgen.out("""
ldy $otherName
@ -1102,7 +1109,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
}
"|", "or" -> asmgen.out(" lda $otherName | ora $name | sta $name")
"^", "xor" -> asmgen.out(" lda $otherName | eor $name | sta $name")
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
}
@ -1176,7 +1182,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
"&", "and" -> asmgen.out(" lda $name | and $otherName | sta $name | lda $name+1 | and $otherName+1 | sta $name+1")
"|", "or" -> asmgen.out(" lda $name | ora $otherName | sta $name | lda $name+1 | ora $otherName+1 | sta $name+1")
"^", "xor" -> asmgen.out(" lda $name | eor $otherName | sta $name | lda $name+1 | eor $otherName+1 | sta $name+1")
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
}
@ -1367,7 +1372,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
asmgen.assignExpressionToRegister(value, RegisterOrPair.A)
asmgen.out(" eor $name | sta $name")
}
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
}
@ -1408,7 +1412,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
asmgen.assignExpressionToRegister(value, RegisterOrPair.AY)
asmgen.out(" eor $name | sta $name | tya | eor $name+1 | sta $name+1")
}
in comparisonOperators -> TODO("in-place modification for $operator")
else -> throw AssemblyError("invalid operator for in-place modification $operator")
}
}
@ -1456,7 +1459,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
jsr floats.FDIV
""")
}
in comparisonOperators -> TODO("in-place float modification for $operator")
else -> throw AssemblyError("invalid operator for in-place float modification $operator")
}
asmgen.out("""
@ -1537,7 +1539,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
jsr floats.FDIV
""")
}
in comparisonOperators -> TODO("in-place float modification for $operator")
else -> throw AssemblyError("invalid operator for in-place float modification $operator")
}
// store Fac1 back into memory
@ -1622,7 +1623,6 @@ internal class AugmentableAssignmentAsmGen(private val program: Program,
jsr floats.FDIV
""")
}
in comparisonOperators -> TODO("in-place float modification for $operator")
else -> throw AssemblyError("invalid operator for in-place float modification $operator")
}
// store Fac1 back into memory

9
compilerAst/src/prog8/ast/statements/AstStatements.kt
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@ -221,8 +221,13 @@ open class VarDecl(val type: VarDeclType,
value?.linkParents(this)
if(structName!=null) {
val structStmt = definingScope().lookup(listOf(structName), this)
if(structStmt!=null)
struct = definingScope().lookup(listOf(structName), this) as StructDecl
if(structStmt!=null) {
val node = definingScope().lookup(listOf(structName), this)
if(node is StructDecl)
struct = node
else
datatypeErrors.add(SyntaxError("invalid datatype declaration", position))
}
}
}

31
examples/test.p8
View File

@ -5,17 +5,30 @@ main {
sub start() {
str string1 = "irmen"
str string2 = "hello"
word wvar
word wvar2
uword uwvar
uword uwvar2
byte bvar
byte bvar2
ubyte ubvar
uword xx = $f000
word ww
uwvar result
uwvar = 49999
uwvar2 = 1234
result = uwvar / uwvar2
txt.print_uw(result)
result = uwvar % uwvar2
txt.print_uw(result)
; uwvar %= uwvar2
; wvar /= bvar
; uwvar /= bvar
; uwvar %= ubvar
ubyte[] arr = [1,2,3]
arr = ~ arr
cx16.r0 = ~cx16.r0
ww = -cx16.r0
cx16.r0 = not cx16.r0
; ubyte[] array = [1,2,3,4]