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fixed some 65CE02 instabilities

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FeralChild64 committed 2020-01-12 23:38:43 +01:00
1 parent 9eb5c9cd2b
commit da0f5a8150
10 files changed
+15 -11
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c64/,,config_mega65.s
+1 -1
View File
@@ -122,7 +122,7 @@
// #define CONFIG_BANNER_SIMPLE
// #define CONFIG_BANNER_FANCY
#define CONFIG_BANNER_BRAND
#define CONFIG_SHOW_FEATURES
// #define CONFIG_SHOW_FEATURES
// #define CONFIG_SHOW_PAL_NTSC
c64/aliases/,aliases_cpu.s
+10 -10
View File
@@ -156,7 +156,7 @@
.pseudocommand bcs_16 dst
{
#if HAS_OPCODES_65CE02
.var offset = mod($10000 + dst.getValue() - *, $10000)
.var offset = mod($10000 + dst.getValue() - *, $10000) -2
.byte $B3, mod(offset, $100), floor(offset / $100)
#else
bcc __l
@@ -168,7 +168,7 @@ __l:
.pseudocommand bcc_16 dst
{
#if HAS_OPCODES_65CE02
.var offset = mod($10000 + dst.getValue() - *, $10000)
.var offset = mod($10000 + dst.getValue() - *, $10000) -2
.byte $93, mod(offset, $100), floor(offset / $100)
#else
bcs __l
@@ -179,8 +179,8 @@ __l:
.pseudocommand beq_16 dst
{
#if HAS_OPCODES_65CE02 && XXX_DISABLED // XXX causes problems with XEMU, investigate why
.var offset = mod($10000 + dst.getValue() - *, $10000)
#if HAS_OPCODES_65CE02
.var offset = mod($10000 + dst.getValue() - *, $10000) -2
.byte $F3, mod(offset, $100), floor(offset / $100)
#else
bne __l
@@ -191,8 +191,8 @@ __l:
.pseudocommand bne_16 dst
{
#if HAS_OPCODES_65CE02 && XXX_DISABLED // XXX causes problems with XEMU, investigate why
.var offset = mod($10000 + dst.getValue() - *, $10000)
#if HAS_OPCODES_65CE02
.var offset = mod($10000 + dst.getValue() - *, $10000) -2
.byte $D3, mod(offset, $100), floor(offset / $100)
#else
beq __l
@@ -204,7 +204,7 @@ __l:
.pseudocommand bmi_16 dst
{
#if HAS_OPCODES_65CE02
.var offset = mod($10000 + dst.getValue() - *, $10000)
.var offset = mod($10000 + dst.getValue() - *, $10000) -2
.byte $33, mod(offset, $100), floor(offset / $100)
#else
bpl __l
@@ -216,7 +216,7 @@ __l:
.pseudocommand bpl_16 dst
{
#if HAS_OPCODES_65CE02
.var offset = mod($10000 + dst.getValue() - *, $10000)
.var offset = mod($10000 + dst.getValue() - *, $10000) -2
.byte $13, mod(offset, $100), floor(offset / $100)
#else
bmi __l
@@ -228,7 +228,7 @@ __l:
.pseudocommand bvc_16 dst
{
#if HAS_OPCODES_65CE02
.var offset = mod($10000 + dst.getValue() - *, $10000)
.var offset = mod($10000 + dst.getValue() - *, $10000) -2
.byte $53, mod(offset, $100), floor(offset / $100)
#else
bvs __l
@@ -240,7 +240,7 @@ __l:
.pseudocommand bvs_16 dst
{
#if HAS_OPCODES_65CE02
.var offset = mod($10000 + dst.getValue() - *, $10000)
.var offset = mod($10000 + dst.getValue() - *, $10000) -2
.byte $73, mod(offset, $100), floor(offset / $100)
#else
bvc __l
c64/kernal/screen/chrout_screen_jumptable_codes.s
+4
View File
@@ -91,6 +91,8 @@ chrout_screen_jumptable_hi:
#else
.if (mod(*, $2) == 1) { nop } // align code so that vector never crosses page boundary
chrout_screen_jumptable:
.word chrout_screen_CLR
@@ -116,6 +118,8 @@ chrout_screen_jumptable:
.word chrout_screen_DEL
.word chrout_screen_RETURN
.if (mod(*, $2) == 0) { nop } // make sure routine size is always the same, needed by build system
#endif