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Correct wrong optimizer infos

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git-svn-id: svn://svn.cc65.org/cc65/trunk@672 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2001-03-26 16:40:40 +00:00
parent c2a88fd697
commit 32535083e7
1 changed files with 27 additions and 16 deletions
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43
src/cc65/optimize.c
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@ -144,7 +144,13 @@ static const struct {
{ "\tjsr\tbool", 0, REG_NONE, REG_AX },
{ "\tjsr\tdecaxy", 1, REG_ALL, REG_AX },
{ "\tjsr\tdecax", 0, REG_AX, REG_AX },
{ "\tjsr\tdecsp", 0, REG_NONE, REG_A },
{ "\tjsr\tdecsp2", 1, REG_NONE, REG_A },
{ "\tjsr\tdecsp3", 1, REG_NONE, REG_A },
{ "\tjsr\tdecsp4", 1, REG_NONE, REG_A },
{ "\tjsr\tdecsp5", 1, REG_NONE, REG_A },
{ "\tjsr\tdecsp6", 1, REG_NONE, REG_A },
{ "\tjsr\tdecsp7", 1, REG_NONE, REG_A },
{ "\tjsr\tdecsp8", 1, REG_NONE, REG_A },
{ "\tjsr\tldax0sp", 1, REG_Y, REG_AX },
{ "\tjsr\tldaxysp", 1, REG_Y, REG_AX },
{ "\tjsr\tpusha", 1, REG_A, REG_Y },
@ -4028,9 +4034,14 @@ static Line* OptOneBlock (Line* L)
} else if (LineFullMatch (L, "\tjsr\tdeceaxy")) {
/* We know about this function */
A = X = -1;
} else if (LineMatch (L, "\tjsr\tdecsp") && IsDigit (L->Line[10])) {
/* We know about this function */
A = -1;
} else if (LineMatch (L, "\tjsr\tdecsp") && IsDigit (L->Line[10])) {
if (L->Line[10] == '1') {
/* Destroys Y, leaves all other regs alone */
Y = -1;
} else {
/* Destroys A, leaves all other regs alone */
A = -1;
}
} else if (LineFullMatch (L, "\tjsr\tincax1")) {
/* We know about this function */
A = X = -1;
@ -4129,7 +4140,7 @@ static Line* OptOneBlock (Line* L)
/* We know about this function */
A = 0;
X = 0;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tpush0ax")) {
/* We know about this function */
Y = 0;
@ -4137,37 +4148,37 @@ static Line* OptOneBlock (Line* L)
/* We know about this function */
A = 1;
X = 0;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tpush2")) {
/* We know about this function */
A = 2;
X = 0;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tpush3")) {
/* We know about this function */
A = 3;
X = 0;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tpush4")) {
/* We know about this function */
A = 4;
X = 0;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tpush5")) {
/* We know about this function */
A = 5;
X = 0;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tpush6")) {
/* We know about this function */
A = 6;
X = 0;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tpush7")) {
/* We know about this function */
A = 7;
X = 0;
Y = 1;
Y = 0;
} else if (CPU != CPU_65C02 && LineFullMatch (L, "\tjsr\tpusha")) {
/* We know about this function */
Y = 0;
@ -4206,19 +4217,19 @@ static Line* OptOneBlock (Line* L)
} else if (LineFullMatch (L, "\tjsr\tpushw")) {
/* We know about this function (calls pushax) */
A = X = -1;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tpushw0sp")) {
/* We know about this function(calls pushax) */
A = X = -1;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tpushwidx")) {
/* We know about this function (calls pushax) */
A = X = -1;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tpushwysp")) {
/* We know about this function (calls pushax) */
A = X = -1;
Y = 1;
Y = 0;
} else if (LineFullMatch (L, "\tjsr\tresteax")) {
/* We know about this function */
A = X = -1;