1
0
mirror of https://gitlab.com/camelot/kickc.git synced 2024-08-02 09:29:35 +00:00

Optimized line table generator. Improved const identification in phi-values.

This commit is contained in:
jespergravgaard 2018-02-18 19:52:51 +01:00
parent 0478bc7404
commit b5dfef7368
6 changed files with 668 additions and 894 deletions

View File

@ -115,7 +115,7 @@ public class Pass4CodeGeneration {
if(constantVar.getType() instanceof SymbolTypePointer) {
// Must use a label for pointers
asm.addLabelDecl(asmName.replace("#", "_").replace("$", "_"), asmConstant);
} else if(SymbolType.isInteger(constantVar.getType()) && constantVar.getRef().getScopeDepth()>0) {
} else if(SymbolType.isInteger(constantVar.getType()) && constantVar.getRef().getScopeDepth() > 0) {
// Use label for integers referenced in other scope - to allow cross-scope referencing
if(useLabelForConst(scopeRef, constantVar)) {
// Use label for integers referenced in other scope - to allow cross-scope referencing
@ -145,7 +145,7 @@ public class Pass4CodeGeneration {
private boolean useLabelForConst(ScopeRef scopeRef, ConstantVar constantVar) {
boolean useLabel = false;
Collection<Integer> constRefStatements = program.getVariableReferenceInfos().getConstRefStatements(constantVar.getRef());
if(constRefStatements!=null) {
if(constRefStatements != null) {
for(Integer constRefStmtIdx : constRefStatements) {
ScopeRef refScope = program.getStatementInfos().getBlock(constRefStmtIdx).getScope();
if(!refScope.equals(scopeRef)) {
@ -155,22 +155,26 @@ public class Pass4CodeGeneration {
boolean found = false;
for(StatementPhiBlock.PhiVariable phiVariable : ((StatementPhiBlock) statement).getPhiVariables()) {
for(StatementPhiBlock.PhiRValue phiRValue : phiVariable.getValues()) {
if(phiRValue.getrValue().equals(constantVar.getRef())) {
found = true;
// Found the constant
LabelRef pred = phiRValue.getPredecessor();
ControlFlowBlock predBlock = program.getGraph().getBlock(pred);
ScopeRef predScope = predBlock.getScope();
if(!predScope.equals(scopeRef)) {
// Scopes in PHI RValue differs from const scope - generate label
useLabel = true;
RValue phiRRValue = phiRValue.getrValue();
Collection<ConstantRef> phiRValueConstRefs = PassNVariableReferenceInfos.getReferencedConsts(phiRRValue);
for(ConstantRef phiRValueConstRef : phiRValueConstRefs) {
if(phiRValueConstRef.equals(constantVar.getRef())) {
found = true;
// Found the constant
LabelRef pred = phiRValue.getPredecessor();
ControlFlowBlock predBlock = program.getGraph().getBlock(pred);
ScopeRef predScope = predBlock.getScope();
if(!predScope.equals(scopeRef)) {
// Scopes in PHI RValue differs from const scope - generate label
useLabel = true;
}
}
}
}
}
if(!found ) {
if(!found) {
// PHI-reference is complex - generate label
program.getLog().append("Warning: Complex PHI-value using constant. Using .label as fallback. "+statement);
program.getLog().append("Warning: Complex PHI-value using constant. Using .label as fallback. " + statement);
useLabel = true;
}
} else {
@ -181,7 +185,7 @@ public class Pass4CodeGeneration {
}
}
Collection<ConstantRef> constRefConsts = program.getVariableReferenceInfos().getConstRefConsts(constantVar.getRef());
if(constRefConsts!=null) {
if(constRefConsts != null) {
for(ConstantRef constRefConst : constRefConsts) {
ConstantVar refConst = program.getScope().getConstant(constRefConst);
if(!refConst.getScope().getRef().equals(scopeRef)) {
@ -283,7 +287,7 @@ public class Pass4CodeGeneration {
try {
generateStatementAsm(asm, block, statement, aluState, true);
} catch(AsmFragmentTemplateSynthesizer.UnknownFragmentException e) {
throw new CompileError("Unknown fragment for statement "+statement.toString(program, false), e);
throw new CompileError("Unknown fragment for statement " + statement.toString(program, false), e);
}
}
}

View File

@ -20,7 +20,7 @@ void main() {
// length - the number of points in a total sinus wavelength (the size of the table)
void lin16u_gen(word min, word max, word* lintab, word length) {
word ampl = max-min;
word stepi = div16u(ampl, length-1);
word stepi = divr16u(ampl, length-1, 0);
word stepf = divr16u(0, length-1, rem16u);
dword step = { stepi, stepf };
dword val = { min, 0 };

View File

@ -2,9 +2,9 @@
:BasicUpstart(main)
.pc = $80d "Program"
.label SCREEN = $400
.label rem16u = 5
.label char_cursor = 5
.label line_cursor = 3
.label rem16u = 5
jsr main
main: {
.label i = 2
@ -153,8 +153,8 @@ print_cls: {
lin16u_gen: {
.const min = $22d
.const max = $7461
.label length = $14
.label ampl = max-min
.const length = $14
.const ampl = max-min
.label _5 = 7
.label stepi = $f
.label stepf = $d
@ -162,10 +162,21 @@ lin16u_gen: {
.label val = 9
.label lintab = 3
.label i = 5
jsr div16u
lda div16u.return
lda #<length-1
sta divr16u.divisor
lda #>length-1
sta divr16u.divisor+1
lda #<ampl
sta divr16u.dividend
lda #>ampl
sta divr16u.dividend+1
lda #<0
sta divr16u.rem
sta divr16u.rem+1
jsr divr16u
lda divr16u.return
sta stepi
lda div16u.return+1
lda divr16u.return+1
sta stepi+1
lda #<length-1
sta divr16u.divisor
@ -244,10 +255,10 @@ lin16u_gen: {
rts
}
divr16u: {
.label return = $d
.label rem = 5
.label dividend = 7
.label quotient = $d
.label return = $d
.label divisor = 3
ldx #0
txa
@ -293,20 +304,3 @@ divr16u: {
bne b1
rts
}
div16u: {
.const divisor = lin16u_gen.length-1
.label return = $d
lda #<divisor
sta divr16u.divisor
lda #>divisor
sta divr16u.divisor+1
lda #<lin16u_gen.ampl
sta divr16u.dividend
lda #>lin16u_gen.ampl
sta divr16u.dividend+1
lda #<0
sta divr16u.rem
sta divr16u.rem+1
jsr divr16u
rts
}

View File

@ -120,14 +120,14 @@ print_cls::@return: scope:[print_cls] from print_cls::@1
to:@return
lin16u_gen: scope:[lin16u_gen] from main
[56] phi() [ ] ( main:2::lin16u_gen:5 [ ] )
[57] call div16u param-assignment [ div16u::return#0 rem16u#13 ] ( main:2::lin16u_gen:5 [ div16u::return#0 rem16u#13 ] )
[58] (word) div16u::return#2 ← (word) div16u::return#0 [ div16u::return#2 rem16u#13 ] ( main:2::lin16u_gen:5 [ div16u::return#2 rem16u#13 ] )
[57] call divr16u param-assignment [ divr16u::return#0 rem16u#1 ] ( main:2::lin16u_gen:5 [ divr16u::return#0 rem16u#1 ] )
[58] (word) divr16u::return#2 ← (word) divr16u::return#0 [ divr16u::return#2 rem16u#1 ] ( main:2::lin16u_gen:5 [ divr16u::return#2 rem16u#1 ] )
to:lin16u_gen::@3
lin16u_gen::@3: scope:[lin16u_gen] from lin16u_gen
[59] (word) lin16u_gen::stepi#0 ← (word) div16u::return#2 [ lin16u_gen::stepi#0 rem16u#13 ] ( main:2::lin16u_gen:5 [ lin16u_gen::stepi#0 rem16u#13 ] )
[60] (word) divr16u::rem#4 ← (word) rem16u#13 [ lin16u_gen::stepi#0 divr16u::rem#4 ] ( main:2::lin16u_gen:5 [ lin16u_gen::stepi#0 divr16u::rem#4 ] )
[61] call divr16u param-assignment [ lin16u_gen::stepi#0 divr16u::return#1 ] ( main:2::lin16u_gen:5 [ lin16u_gen::stepi#0 divr16u::return#1 ] )
[62] (word) divr16u::return#3 ← (word) divr16u::return#1 [ lin16u_gen::stepi#0 divr16u::return#3 ] ( main:2::lin16u_gen:5 [ lin16u_gen::stepi#0 divr16u::return#3 ] )
[59] (word) lin16u_gen::stepi#0 ← (word) divr16u::return#2 [ lin16u_gen::stepi#0 rem16u#1 ] ( main:2::lin16u_gen:5 [ lin16u_gen::stepi#0 rem16u#1 ] )
[60] (word) divr16u::rem#4 ← (word) rem16u#1 [ lin16u_gen::stepi#0 divr16u::rem#4 ] ( main:2::lin16u_gen:5 [ lin16u_gen::stepi#0 divr16u::rem#4 ] )
[61] call divr16u param-assignment [ divr16u::return#0 lin16u_gen::stepi#0 ] ( main:2::lin16u_gen:5 [ divr16u::return#0 lin16u_gen::stepi#0 ] )
[62] (word) divr16u::return#3 ← (word) divr16u::return#0 [ lin16u_gen::stepi#0 divr16u::return#3 ] ( main:2::lin16u_gen:5 [ lin16u_gen::stepi#0 divr16u::return#3 ] )
to:lin16u_gen::@4
lin16u_gen::@4: scope:[lin16u_gen] from lin16u_gen::@3
[63] (word) lin16u_gen::stepf#0 ← (word) divr16u::return#3 [ lin16u_gen::stepi#0 lin16u_gen::stepf#0 ] ( main:2::lin16u_gen:5 [ lin16u_gen::stepi#0 lin16u_gen::stepf#0 ] )
@ -147,54 +147,43 @@ lin16u_gen::@1: scope:[lin16u_gen] from lin16u_gen::@1 lin16u_gen::@4
lin16u_gen::@return: scope:[lin16u_gen] from lin16u_gen::@1
[72] return [ ] ( main:2::lin16u_gen:5 [ ] )
to:@return
divr16u: scope:[divr16u] from div16u lin16u_gen::@3
[73] (word) divr16u::divisor#6 ← phi( div16u/(const word) div16u::divisor#0 lin16u_gen::@3/(const word) lin16u_gen::length#0-(byte/signed byte/word/signed word/dword/signed dword) 1 ) [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] )
[73] (word) divr16u::dividend#5 ← phi( div16u/(const word) lin16u_gen::ampl#0 lin16u_gen::@3/(byte/signed byte/word/signed word/dword/signed dword) 0 ) [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] )
[73] (word) divr16u::rem#10 ← phi( div16u/(byte/signed byte/word/signed word/dword/signed dword) 0 lin16u_gen::@3/(word) divr16u::rem#4 ) [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] )
divr16u: scope:[divr16u] from lin16u_gen lin16u_gen::@3
[73] (word) divr16u::divisor#6 ← phi( lin16u_gen/(const word) lin16u_gen::length#0-(byte/signed byte/word/signed word/dword/signed dword) 1 lin16u_gen::@3/(const word) lin16u_gen::length#0-(byte/signed byte/word/signed word/dword/signed dword) 1 ) [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] )
[73] (word) divr16u::dividend#5 ← phi( lin16u_gen/(const word) lin16u_gen::ampl#0 lin16u_gen::@3/(byte/signed byte/word/signed word/dword/signed dword) 0 ) [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] )
[73] (word) divr16u::rem#10 ← phi( lin16u_gen/(byte/signed byte/word/signed word/dword/signed dword) 0 lin16u_gen::@3/(word) divr16u::rem#4 ) [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::rem#10 divr16u::dividend#5 divr16u::divisor#6 ] )
to:divr16u::@1
divr16u::@1: scope:[divr16u] from divr16u divr16u::@3
[74] (byte) divr16u::i#2 ← phi( divr16u/(byte/signed byte/word/signed word/dword/signed dword) 0 divr16u::@3/(byte) divr16u::i#1 ) [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] )
[74] (word) divr16u::quotient#3 ← phi( divr16u/(byte/signed byte/word/signed word/dword/signed dword) 0 divr16u::@3/(word) divr16u::return#1 ) [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] )
[74] (word) divr16u::dividend#3 ← phi( divr16u/(word) divr16u::dividend#5 divr16u::@3/(word) divr16u::dividend#1 ) [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] )
[74] (word) divr16u::rem#5 ← phi( divr16u/(word) divr16u::rem#10 divr16u::@3/(word) divr16u::rem#11 ) [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] )
[75] (word) divr16u::rem#1 ← (word) divr16u::rem#5 << (byte/signed byte/word/signed word/dword/signed dword) 1 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 ] )
[76] (byte~) divr16u::$1 ← > (word) divr16u::dividend#3 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 divr16u::$1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 divr16u::$1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 divr16u::$1 ] )
[77] (byte~) divr16u::$2 ← (byte~) divr16u::$1 & (byte/word/signed word/dword/signed dword) 128 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 divr16u::$2 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 divr16u::$2 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 divr16u::$2 ] )
[78] if((byte~) divr16u::$2==(byte/signed byte/word/signed word/dword/signed dword) 0) goto divr16u::@2 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 ] )
[74] (byte) divr16u::i#2 ← phi( divr16u/(byte/signed byte/word/signed word/dword/signed dword) 0 divr16u::@3/(byte) divr16u::i#1 ) [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] )
[74] (word) divr16u::quotient#3 ← phi( divr16u/(byte/signed byte/word/signed word/dword/signed dword) 0 divr16u::@3/(word) divr16u::return#0 ) [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] )
[74] (word) divr16u::dividend#3 ← phi( divr16u/(word) divr16u::dividend#5 divr16u::@3/(word) divr16u::dividend#0 ) [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] )
[74] (word) divr16u::rem#5 ← phi( divr16u/(word) divr16u::rem#10 divr16u::@3/(word) divr16u::rem#11 ) [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::rem#5 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 ] )
[75] (word) divr16u::rem#0 ← (word) divr16u::rem#5 << (byte/signed byte/word/signed word/dword/signed dword) 1 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 ] )
[76] (byte~) divr16u::$1 ← > (word) divr16u::dividend#3 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 divr16u::$1 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 divr16u::$1 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 divr16u::$1 ] )
[77] (byte~) divr16u::$2 ← (byte~) divr16u::$1 & (byte/word/signed word/dword/signed dword) 128 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 divr16u::$2 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 divr16u::$2 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 divr16u::$2 ] )
[78] if((byte~) divr16u::$2==(byte/signed byte/word/signed word/dword/signed dword) 0) goto divr16u::@2 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#0 ] )
to:divr16u::@4
divr16u::@4: scope:[divr16u] from divr16u::@1
[79] (word) divr16u::rem#2 ← (word) divr16u::rem#1 | (byte/signed byte/word/signed word/dword/signed dword) 1 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#2 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#2 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#2 ] )
[79] (word) divr16u::rem#1 ← (word) divr16u::rem#0 | (byte/signed byte/word/signed word/dword/signed dword) 1 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#1 ] )
to:divr16u::@2
divr16u::@2: scope:[divr16u] from divr16u::@1 divr16u::@4
[80] (word) divr16u::rem#6 ← phi( divr16u::@1/(word) divr16u::rem#1 divr16u::@4/(word) divr16u::rem#2 ) [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#6 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#6 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#6 ] )
[81] (word) divr16u::dividend#1 ← (word) divr16u::dividend#3 << (byte/signed byte/word/signed word/dword/signed dword) 1 [ divr16u::divisor#6 divr16u::quotient#3 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::quotient#3 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::quotient#3 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 ] )
[82] (word) divr16u::quotient#1 ← (word) divr16u::quotient#3 << (byte/signed byte/word/signed word/dword/signed dword) 1 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 divr16u::quotient#1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 divr16u::quotient#1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 divr16u::quotient#1 ] )
[83] if((word) divr16u::rem#6<(word) divr16u::divisor#6) goto divr16u::@3 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 divr16u::quotient#1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 divr16u::quotient#1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 divr16u::quotient#1 ] )
[80] (word) divr16u::rem#6 ← phi( divr16u::@1/(word) divr16u::rem#0 divr16u::@4/(word) divr16u::rem#1 ) [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#6 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#6 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::dividend#3 divr16u::quotient#3 divr16u::i#2 divr16u::rem#6 ] )
[81] (word) divr16u::dividend#0 ← (word) divr16u::dividend#3 << (byte/signed byte/word/signed word/dword/signed dword) 1 [ divr16u::divisor#6 divr16u::quotient#3 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::quotient#3 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::quotient#3 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 ] )
[82] (word) divr16u::quotient#1 ← (word) divr16u::quotient#3 << (byte/signed byte/word/signed word/dword/signed dword) 1 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 divr16u::quotient#1 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 divr16u::quotient#1 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 divr16u::quotient#1 ] )
[83] if((word) divr16u::rem#6<(word) divr16u::divisor#6) goto divr16u::@3 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 divr16u::quotient#1 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 divr16u::quotient#1 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 divr16u::quotient#1 ] )
to:divr16u::@5
divr16u::@5: scope:[divr16u] from divr16u::@2
[84] (word) divr16u::quotient#2 ← ++ (word) divr16u::quotient#1 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 divr16u::quotient#2 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 divr16u::quotient#2 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::rem#6 divr16u::quotient#2 ] )
[85] (word) divr16u::rem#3 ← (word) divr16u::rem#6 - (word) divr16u::divisor#6 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::quotient#2 divr16u::rem#3 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::quotient#2 divr16u::rem#3 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#1 divr16u::quotient#2 divr16u::rem#3 ] )
[84] (word) divr16u::quotient#2 ← ++ (word) divr16u::quotient#1 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 divr16u::quotient#2 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 divr16u::quotient#2 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::rem#6 divr16u::quotient#2 ] )
[85] (word) divr16u::rem#2 ← (word) divr16u::rem#6 - (word) divr16u::divisor#6 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::quotient#2 divr16u::rem#2 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::quotient#2 divr16u::rem#2 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::divisor#6 divr16u::i#2 divr16u::dividend#0 divr16u::quotient#2 divr16u::rem#2 ] )
to:divr16u::@3
divr16u::@3: scope:[divr16u] from divr16u::@2 divr16u::@5
[86] (word) divr16u::return#1 ← phi( divr16u::@2/(word) divr16u::quotient#1 divr16u::@5/(word) divr16u::quotient#2 ) [ divr16u::return#1 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::return#1 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::return#1 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#1 ] )
[86] (word) divr16u::rem#11 ← phi( divr16u::@2/(word) divr16u::rem#6 divr16u::@5/(word) divr16u::rem#3 ) [ divr16u::return#1 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::return#1 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::return#1 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#1 ] )
[87] (byte) divr16u::i#1 ← ++ (byte) divr16u::i#2 [ divr16u::return#1 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#1 divr16u::i#1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::return#1 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#1 divr16u::i#1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::return#1 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#1 divr16u::i#1 ] )
[88] if((byte) divr16u::i#1!=(byte/signed byte/word/signed word/dword/signed dword) 16) goto divr16u::@1 [ divr16u::return#1 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#1 divr16u::i#1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::return#1 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#1 divr16u::i#1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ divr16u::return#1 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#1 divr16u::i#1 ] )
[86] (word) divr16u::return#0 ← phi( divr16u::@2/(word) divr16u::quotient#1 divr16u::@5/(word) divr16u::quotient#2 ) [ divr16u::return#0 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#0 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::return#0 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#0 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::return#0 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#0 ] )
[86] (word) divr16u::rem#11 ← phi( divr16u::@2/(word) divr16u::rem#6 divr16u::@5/(word) divr16u::rem#2 ) [ divr16u::return#0 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#0 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::return#0 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#0 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::return#0 divr16u::divisor#6 divr16u::i#2 divr16u::rem#11 divr16u::dividend#0 ] )
[87] (byte) divr16u::i#1 ← ++ (byte) divr16u::i#2 [ divr16u::return#0 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#0 divr16u::i#1 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::return#0 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#0 divr16u::i#1 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::return#0 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#0 divr16u::i#1 ] )
[88] if((byte) divr16u::i#1!=(byte/signed byte/word/signed word/dword/signed dword) 16) goto divr16u::@1 [ divr16u::return#0 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#0 divr16u::i#1 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::return#0 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#0 divr16u::i#1 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::return#0 divr16u::divisor#6 divr16u::rem#11 divr16u::dividend#0 divr16u::i#1 ] )
to:divr16u::@6
divr16u::@6: scope:[divr16u] from divr16u::@3
[89] (word) rem16u#13 ← (word) divr16u::rem#11 [ rem16u#13 divr16u::return#1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 rem16u#13 divr16u::return#1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ rem16u#13 divr16u::return#1 ] )
[89] (word) rem16u#1 ← (word) divr16u::rem#11 [ divr16u::return#0 rem16u#1 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::return#0 rem16u#1 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::return#0 rem16u#1 ] )
to:divr16u::@return
divr16u::@return: scope:[divr16u] from divr16u::@6
[90] return [ rem16u#13 divr16u::return#1 ] ( main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 rem16u#13 divr16u::return#1 ] main:2::lin16u_gen:5::div16u:57::divr16u:92 [ rem16u#13 divr16u::return#1 ] )
to:@return
div16u: scope:[div16u] from lin16u_gen
[91] phi() [ ] ( main:2::lin16u_gen:5::div16u:57 [ ] )
[92] call divr16u param-assignment [ rem16u#13 divr16u::return#1 ] ( main:2::lin16u_gen:5::div16u:57 [ rem16u#13 divr16u::return#1 ] )
[93] (word) divr16u::return#0 ← (word) divr16u::return#1 [ rem16u#13 divr16u::return#0 ] ( main:2::lin16u_gen:5::div16u:57 [ rem16u#13 divr16u::return#0 ] )
to:div16u::@2
div16u::@2: scope:[div16u] from div16u
[94] (word) div16u::return#0 ← (word) divr16u::return#0 [ div16u::return#0 rem16u#13 ] ( main:2::lin16u_gen:5::div16u:57 [ div16u::return#0 rem16u#13 ] )
to:div16u::@return
div16u::@return: scope:[div16u] from div16u::@2
[95] return [ div16u::return#0 rem16u#13 ] ( main:2::lin16u_gen:5::div16u:57 [ div16u::return#0 rem16u#13 ] )
[90] return [ divr16u::return#0 rem16u#1 ] ( main:2::lin16u_gen:5::divr16u:57 [ divr16u::return#0 rem16u#1 ] main:2::lin16u_gen:5::divr16u:61 [ lin16u_gen::stepi#0 divr16u::return#0 rem16u#1 ] )
to:@return

File diff suppressed because it is too large Load Diff

View File

@ -11,15 +11,6 @@
(byte*) char_cursor#45 char_cursor zp ZP_WORD:5 5.666666666666667
(byte*) char_cursor#47 char_cursor zp ZP_WORD:5 11.0
(byte*~) char_cursor#51 char_cursor zp ZP_WORD:5 22.0
(word()) div16u((word) div16u::dividend , (word) div16u::divisor)
(label) div16u::@2
(label) div16u::@return
(word) div16u::dividend
(word) div16u::divisor
(const word) div16u::divisor#0 divisor = (const word) lin16u_gen::length#0-(byte/signed byte/word/signed word/dword/signed dword) 1
(word) div16u::return
(word) div16u::return#0 return zp ZP_WORD:13 1.3333333333333333
(word) div16u::return#2 return zp ZP_WORD:13 4.0
(word()) divr16u((word) divr16u::dividend , (word) divr16u::divisor , (word) divr16u::rem)
(byte~) divr16u::$1 reg byte a 22.0
(byte~) divr16u::$2 reg byte a 22.0
@ -31,7 +22,7 @@
(label) divr16u::@6
(label) divr16u::@return
(word) divr16u::dividend
(word) divr16u::dividend#1 dividend zp ZP_WORD:7 2.75
(word) divr16u::dividend#0 dividend zp ZP_WORD:7 2.75
(word) divr16u::dividend#3 dividend zp ZP_WORD:7 5.0
(word) divr16u::dividend#5 dividend zp ZP_WORD:7 2.0
(word) divr16u::divisor
@ -44,17 +35,17 @@
(word) divr16u::quotient#2 quotient zp ZP_WORD:13 11.0
(word) divr16u::quotient#3 quotient zp ZP_WORD:13 2.75
(word) divr16u::rem
(word) divr16u::rem#1 rem zp ZP_WORD:5 8.25
(word) divr16u::rem#0 rem zp ZP_WORD:5 8.25
(word) divr16u::rem#1 rem zp ZP_WORD:5 22.0
(word) divr16u::rem#10 rem zp ZP_WORD:5 4.0
(word) divr16u::rem#11 rem zp ZP_WORD:5 11.666666666666666
(word) divr16u::rem#2 rem zp ZP_WORD:5 22.0
(word) divr16u::rem#3 rem zp ZP_WORD:5 22.0
(word) divr16u::rem#4 rem zp ZP_WORD:5 4.0
(word) divr16u::rem#5 rem zp ZP_WORD:5 24.0
(word) divr16u::rem#6 rem zp ZP_WORD:5 11.0
(word) divr16u::return
(word) divr16u::return#0 return zp ZP_WORD:13 4.0
(word) divr16u::return#1 return zp ZP_WORD:13 5.285714285714286
(word) divr16u::return#0 return zp ZP_WORD:13 5.285714285714286
(word) divr16u::return#2 return zp ZP_WORD:13 4.0
(word) divr16u::return#3 return zp ZP_WORD:13 4.0
(void()) lin16u_gen((word) lin16u_gen::min , (word) lin16u_gen::max , (word*) lin16u_gen::lintab , (word) lin16u_gen::length)
(word~) lin16u_gen::$5 $5 zp ZP_WORD:7 22.0
@ -144,16 +135,16 @@
(word) print_word::w
(word) print_word::w#0 w zp ZP_WORD:7 5.0
(word) rem16u
(word) rem16u#13 rem16u zp ZP_WORD:5 0.4444444444444444
(word) rem16u#1 rem16u zp ZP_WORD:5 0.8
zp ZP_BYTE:2 [ main::i#2 main::i#1 ]
zp ZP_WORD:3 [ line_cursor#9 line_cursor#19 line_cursor#1 print_cls::sc#2 print_cls::sc#1 lin16u_gen::lintab#2 lin16u_gen::lintab#1 divr16u::divisor#6 ]
reg byte x [ print_byte::b#3 print_byte::b#2 print_byte::b#0 print_byte::b#1 ]
reg byte a [ print_char::ch#2 print_char::ch#0 print_char::ch#1 ]
zp ZP_WORD:5 [ char_cursor#32 char_cursor#45 char_cursor#47 char_cursor#51 char_cursor#2 char_cursor#11 char_cursor#1 lin16u_gen::i#2 lin16u_gen::i#1 divr16u::rem#5 divr16u::rem#10 divr16u::rem#4 divr16u::rem#11 divr16u::rem#6 divr16u::rem#1 divr16u::rem#2 divr16u::rem#3 rem16u#13 ]
zp ZP_WORD:7 [ print_str::str#2 print_str::str#0 divr16u::dividend#3 divr16u::dividend#5 divr16u::dividend#1 print_word::w#0 lin16u_gen::$5 ]
zp ZP_WORD:5 [ char_cursor#32 char_cursor#45 char_cursor#47 char_cursor#51 char_cursor#2 char_cursor#11 char_cursor#1 lin16u_gen::i#2 lin16u_gen::i#1 divr16u::rem#5 divr16u::rem#10 divr16u::rem#4 divr16u::rem#11 divr16u::rem#6 divr16u::rem#0 divr16u::rem#1 divr16u::rem#2 rem16u#1 ]
zp ZP_WORD:7 [ print_str::str#2 print_str::str#0 divr16u::dividend#3 divr16u::dividend#5 divr16u::dividend#0 print_word::w#0 lin16u_gen::$5 ]
zp ZP_DWORD:9 [ lin16u_gen::val#2 lin16u_gen::val#1 ]
zp ZP_WORD:13 [ divr16u::quotient#3 divr16u::return#1 divr16u::quotient#1 divr16u::quotient#2 divr16u::return#3 lin16u_gen::stepf#0 divr16u::return#0 div16u::return#0 div16u::return#2 ]
zp ZP_WORD:13 [ divr16u::quotient#3 divr16u::return#0 divr16u::quotient#1 divr16u::quotient#2 divr16u::return#2 divr16u::return#3 lin16u_gen::stepf#0 ]
reg byte x [ divr16u::i#2 divr16u::i#1 ]
reg byte a [ print_byte::$0 ]
reg byte a [ print_byte::$2 ]