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Don't use callax because condes is called in interrupt handlers

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git-svn-id: svn://svn.cc65.org/cc65/trunk@2755 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz 2003-12-14 17:41:27 +00:00
parent ad6a85b255
commit 9f48c6509c
1 changed files with 9 additions and 8 deletions
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17
libsrc/runtime/condes.s
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@ -15,7 +15,6 @@
.export initlib, donelib, condes
.import callax
.import __CONSTRUCTOR_TABLE__, __CONSTRUCTOR_COUNT__
.import __DESTRUCTOR_TABLE__, __DESTRUCTOR_COUNT__
@ -52,7 +51,8 @@
; --------------------------------------------------------------------------
; Generic table call handler
; Generic table call handler. We cannot use callax here, since condes is also
; used for interrupt handlers, and callax clobbers ptr1.
.proc condes
@ -64,11 +64,12 @@ loop: ldy index
beq done
dey
jsr getbyt
tax
sta jmpvec+1
dey
jsr getbyt
jsr getbyt
sta jmpvec+2
sty index
jsr callax
jsr jmpvec
.if (.cpu .bitand ::CPU_ISET_65SC02)
bra loop
.else
@ -81,8 +82,8 @@ done: rts
; --------------------------------------------------------------------------
; Data. The getbyte routine is placed in the data segment cause it's patched
; at runtime.
; Data. The getbyte and jmpvec routines are placed in the data segment
; cause they're patched at runtime.
.bss
@ -93,4 +94,4 @@ index: .byte 0
getbyt: lda $FFFF,y
rts
jmpvec: jmp $0000