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Post-review tweaks.

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laubzega
2018-10-15 23:08:44 -07:00
committed by Oliver Schmidt
parent 7d9485f6bc
commit 5fa79be997
3 changed files with 15 additions and 15 deletions
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15
src/cc65/codeopt.c
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@@ -644,11 +644,11 @@ static unsigned OptGotoSPAdj (CodeSeg* S)
adjustment = FindSPAdjustment (L[1]->Arg);
if (adjustment == 0) {
/* No SP adjustment needed, remove the whole sequence */
/* No SP adjustment needed, remove the whole sequence */
CS_DelEntries (S, I, 9);
}
else if (adjustment >= 65536 - 8) {
/* If adjustment is in range [-8, 0) we use decsp* calls */
/* If adjustment is in range [-8, 0) we use decsp* calls */
char Buf[20];
adjustment = 65536 - adjustment;
xsprintf (Buf, sizeof (Buf), "decsp%u", adjustment);
@@ -659,7 +659,7 @@ static unsigned OptGotoSPAdj (CodeSeg* S)
CS_DelEntries (S, I, 9);
}
else if (adjustment >= 65536 - 255) {
/* For range [-255, -8) we have ldy #, jsr subysp */
/* For range [-255, -8) we have ldy #, jsr subysp */
adjustment = 65536 - adjustment;
Arg = MakeHexArg (adjustment);
X = NewCodeEntry (OP65_LDY, AM65_IMM, Arg, 0, L[1]->LI);
@@ -671,8 +671,9 @@ static unsigned OptGotoSPAdj (CodeSeg* S)
CS_DelEntries (S, I, 9);
}
else if (adjustment > 255) {
/* For ranges [-32768, 255) and (255, 32767) the only modification
** is to replace the absolute with immediate addressing */
/* For ranges [-32768, 255) and (255, 32767) the only modification
** is to replace the absolute with immediate addressing
*/
Arg = MakeHexArg (adjustment & 0xff);
X = NewCodeEntry (OP65_LDA, AM65_IMM, Arg, 0, L[1]->LI);
CS_InsertEntry (S, X, I + 1);
@@ -685,7 +686,7 @@ static unsigned OptGotoSPAdj (CodeSeg* S)
CS_DelEntry (S, I + 6);
}
else if (adjustment > 8) {
/* For range (8, 255] we have ldy #, jsr addysp */
/* For range (8, 255] we have ldy #, jsr addysp */
Arg = MakeHexArg (adjustment & 0xff);
X = NewCodeEntry (OP65_LDY, AM65_IMM, Arg, 0, L[1]->LI);
CS_InsertEntry (S, X, I + 9);
@@ -696,7 +697,7 @@ static unsigned OptGotoSPAdj (CodeSeg* S)
CS_DelEntries (S, I, 9);
}
else {
/* If adjustment is in range (0, 8] we use incsp* calls */
/* If adjustment is in range (0, 8] we use incsp* calls */
char Buf[20];
xsprintf (Buf, sizeof (Buf), "incsp%u", adjustment);
X = NewCodeEntry (OP65_JSR, AM65_ABS, Buf, 0, L[1]->LI);