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comparison docs/manual/x805.html @ 455:cad5937314cb
Add operandsizewarning pragma
Add operandsizewarning pragma that will raise warnings for certain operands
if the operand size could be smaller. (Long branch used instead of short
branch, for instance.)
author | William Astle <lost@l-w.ca> |
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date | Fri, 16 Feb 2018 22:53:46 -0700 |
parents | |
children | a71206ed966c |
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77 >3.12. Cycle Counts</A | |
78 ></H1 | |
79 ><P | |
80 > The following options for displaying cycle counts in listings are provided. | |
81 These options are enabled from pragmas on the command line or in the | |
82 assembly files themselves. For compatibility with other assemblers you can | |
83 use the "OPT" keyword in addition to "PRAGMA."</P | |
84 ><PRE | |
85 CLASS="PROGRAMLISTING" | |
86 >opt c - enable cycle counts: [8] | |
87 opt cd - enable detailed cycle counts breaking down addressing modes: [5+3] | |
88 opt ct - show a running subtotal of cycles | |
89 opt cc - clear the running subtotal</PRE | |
90 ><P | |
91 > The assembler supports both 6809 as well as native-mode 6309 cycle counts. | |
92 In 6309 mode the counts are displayed in parenthesis instead of brackets. | |
93 In addition, some operations have a variable cycle count. In this case a | |
94 "+?" is displayed to alert the reader. Sample output is shown below.</P | |
95 ><PRE | |
96 CLASS="PROGRAMLISTING" | |
97 >266f 7d25e2 (window.asm):00313 [7] 7 move tst putflg | |
98 2672 2602 (window.asm):00314 [5] 12 bne a@ | |
99 2674 1e13 (window.asm):00315 [8] 20 exg x,u | |
100 2676 0dd6 (window.asm):00316 [6] 26 a@ tst is6309 | |
101 2678 2618 (window.asm):00317 [5] 31 bne exit@ | |
102 (window.asm):00318 opt 6309 | |
103 267a 10860085 (window.asm):00319 (4) 35 b@ ldw #133 | |
104 267e 113813 (window.asm):00320 (6+?) 41 tfm x+,u+ | |
105 2681 30881b (window.asm):00321 (4+1) 46 leax 27,x | |
106 2684 33c81b (window.asm):00322 (4+1) 51 leau 27,u | |
107 2687 4a (window.asm):00323 (1) 52 deca | |
108 2688 26f0 (window.asm):00324 (5) 57 bne b@</PRE | |
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