From f3b401cd215940ae1ffadc5458151307ea84f3c5 Mon Sep 17 00:00:00 2001 From: cuz Date: Fri, 21 Sep 2001 13:49:23 +0000 Subject: [PATCH] Use X instead of Y register git-svn-id: svn://svn.cc65.org/cc65/trunk@961 b7a2c559-68d2-44c3-8de9-860c34a00d81 --- src/cc65/codeopt.c | 44 ++++++++++++++++++++++---------------------- 1 file changed, 22 insertions(+), 22 deletions(-) diff --git a/src/cc65/codeopt.c b/src/cc65/codeopt.c index 758edff25..ccf0cca99 100644 --- a/src/cc65/codeopt.c +++ b/src/cc65/codeopt.c @@ -1885,7 +1885,7 @@ static unsigned OptPtrStore2 (CodeSeg* S) { unsigned Changes = 0; - /* Walk over the entries */ + /* Walk over the entries */ unsigned I = 0; while (I < CS_GetEntryCount (S)) { @@ -2233,9 +2233,9 @@ static unsigned OptPtrLoad4 (CodeSeg* S) * * and replace it by: * - * ldy xxx + * ldx xxx + * lda label,x * ldx #$00 - * lda label,y */ { unsigned Changes = 0; @@ -2288,18 +2288,18 @@ static unsigned OptPtrLoad4 (CodeSeg* S) /* We will create all the new stuff behind the current one so * we keep the line references. */ - X = NewCodeEntry (OP65_LDY, L[3]->AM, L[3]->Arg, 0, L[0]->LI); + X = NewCodeEntry (OP65_LDX, L[3]->AM, L[3]->Arg, 0, L[0]->LI); CS_InsertEntry (S, X, I+8); - X = NewCodeEntry (OP65_LDX, AM65_IMM, "$00", 0, L[0]->LI); - CS_InsertEntry (S, X, I+9); - Label = memcpy (xmalloc (Len-2), L[0]->Arg+2, Len-3); Label[Len-3] = '\0'; - X = NewCodeEntry (OP65_LDA, AM65_ABSY, Label, 0, L[0]->LI); - CS_InsertEntry (S, X, I+10); + X = NewCodeEntry (OP65_LDA, AM65_ABSX, Label, 0, L[0]->LI); + CS_InsertEntry (S, X, I+9); xfree (Label); + X = NewCodeEntry (OP65_LDX, AM65_IMM, "$00", 0, L[0]->LI); + CS_InsertEntry (S, X, I+10); + /* Remove the old code */ CS_DelEntries (S, I, 8); @@ -2335,10 +2335,10 @@ static unsigned OptPtrLoad5 (CodeSeg* S) * and replace it by: * * ldy #$xx - * ldx #$00 * lda (sp),y - * tay - * lda label,y + * tax + * lda label,x + * ldx #$00 */ { unsigned Changes = 0; @@ -2391,25 +2391,25 @@ static unsigned OptPtrLoad5 (CodeSeg* S) CodeEntry* X; char* Label; - /* Add the ldx */ - X = NewCodeEntry (OP65_LDX, AM65_IMM, "$00", 0, L[0]->LI); - CS_InsertEntry (S, X, I+3); - /* Add the lda */ X = NewCodeEntry (OP65_LDA, AM65_ZP_INDY, L[4]->Arg, 0, L[0]->LI); - CS_InsertEntry (S, X, I+4); + CS_InsertEntry (S, X, I+3); - /* Add the tay */ - X = NewCodeEntry (OP65_TAY, AM65_IMP, 0, 0, L[0]->LI); - CS_InsertEntry (S, X, I+5); + /* Add the tax */ + X = NewCodeEntry (OP65_TAX, AM65_IMP, 0, 0, L[0]->LI); + CS_InsertEntry (S, X, I+4); /* Add the lda */ Label = memcpy (xmalloc (Len-2), L[0]->Arg+2, Len-3); Label[Len-3] = '\0'; - X = NewCodeEntry (OP65_LDA, AM65_ABSY, Label, 0, L[0]->LI); - CS_InsertEntry (S, X, I+6); + X = NewCodeEntry (OP65_LDA, AM65_ABSX, Label, 0, L[0]->LI); + CS_InsertEntry (S, X, I+5); xfree (Label); + /* Add the ldx */ + X = NewCodeEntry (OP65_LDX, AM65_IMM, "$00", 0, L[0]->LI); + CS_InsertEntry (S, X, I+6); + /* Remove the old code */ CS_DelEntries (S, I, 2); CS_DelEntries (S, I+5, 6); -- 2.39.5