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Added macros for jumps after unsigned compares to the "generic" macro package.

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Removed BGE/BLT as native instructions for the 65816.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4427 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz 2009-11-02 16:26:46 +00:00
parent 1518a4813c
commit 0787e45aee
2 changed files with 25 additions and 3 deletions
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4
src/ca65/instr.c
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@ -59,7 +59,7 @@
#include "studyexpr.h"
#include "symtab.h"
/*****************************************************************************/
/* Forwards */
@ -489,9 +489,7 @@ static const struct {
{ "BCC", 0x0020000, 0x90, 0, PutPCRel8 },
{ "BCS", 0x0020000, 0xb0, 0, PutPCRel8 },
{ "BEQ", 0x0020000, 0xf0, 0, PutPCRel8 },
{ "BGE", 0x0020000, 0xb0, 0, PutPCRel8 }, /* == BCS */
{ "BIT", 0x0a0006c, 0x00, 2, PutAll },
{ "BLT", 0x0020000, 0x90, 0, PutPCRel8 }, /* == BCC */
{ "BMI", 0x0020000, 0x30, 0, PutPCRel8 },
{ "BNE", 0x0020000, 0xd0, 0, PutPCRel8 },
{ "BPL", 0x0020000, 0x10, 0, PutPCRel8 },

24
src/ca65/macpack/generic.mac
View File

@ -19,3 +19,27 @@
.endif
.endmacro
; bge - jump if unsigned greater or equal
.macro bge Arg
bcs Arg
.endmacro
; blt - Jump if unsigned less
.macro blt Arg
bcc Arg
.endmacro
; bgt - jump if unsigned greater
.macro bgt Arg
.local L
beq L
bcs Arg
L:
.endmacro
; ble - jump if unsigned less or equal
.macro ble Arg
beq Arg
bcc Arg
.endmacro