Texas Instruments TI-89 Software Guide

Section 2: Compiler
85
TI
-
89 / TI
-
92 Plus Sierra C Assembler Reference Manual
Not for Distribution
Beta Version February 2, 2001
double area, radius;
void circle( void )
{
area = 3.14159* radius * radius;
}
68000 C Compiler 3.2h Copyright 1987-99 by Sierra Systems. All rights
reserved.
.opt proc=68000
.file "test.c"
.comm _area,10,2
.comm _radius,10,2
; 4 double area, radius;
; 5 void circle( void )
.text
.align 2
.globl _circle
.def _circle\ .val _circle\ .scl 2\ .type 0xd0020\
.endef
_circle:
link a6,#-36
; 6 {
; 9 area = 3.14159* radius * radius;
; fmove.d _radius,fp0
move.l a0,-(sp)
lea _radius,a0
move.l (a0)+,-10(a6)
move.l (a0)+,-6(a6)
move.w (a0)+,-2(a6)
movea.l (sp)+,a0
; fmul.d _radius,fp0
pea _radius
jsr __bcd_math
.short 0x3930
; fmul.d #3.14159000000000000000e+00,fp0
jsr __bcd_math
.short 0x3900
.short 0x4000
.long 0x31415900
.long 0x0
; fmove.d fp0,_area
lea _area,a0
move.l -10(a6),(a0)+
move.l -6(a6),(a0)+
move.w -2(a6),(a0)+
; 12 }
unlk a6
rts
.def _circle\ .val .\ .scl -1\
.endef

Texas Instruments TI-89 Specifications

General

Display size (HxV)	100 x 160 mm
Memory type	639K FLASH ROM, 188K bytes RAM
Compatible operating systems	Operating System 2.09
Battery type	AAA