Chapter 11 Writing Macro Control Statements
Macro Operators 211
11.4 Macro Operators
Macro operators are used in macro bodies to operate on parameters of macro calls. Macro operators
are listed below.
Usage example
The following example uses the operators \, <>, and &. The & characters in the body of macro mac1
are used with two different meanings. The & before the dummy parameters is a macro operator. The &
before the hexadecimal 0x0f indicates a logical AND.
Operator
Description
&
Concatenates strings.
Macro definition dummy parameters
Macro call
Macro expansion
p1&p2&p3
→
abc, def,ghi
→
abcdefghi
p1&p2&p3
→
data, 1, 3
→
data13
\
Escape characters for including normally unusable characters (<, >, &, \) in parameters of
macro calls.
Macro definition dummy parameters
Macro call
Macro expansion
p1&p2&\>\>&p3\&0x0f
→
var. 3. 2
→
var3>>2&0x0f
< >
Passes the enclosed string as a single parameter of a macro call.
Macro parameters
Macro call
Macro expansion
p1
→
<“abc”, 1>
→
“abc”, 1
mac1
macro
p1, p2, p3
mov
p1&p2\>\>&p3\&0x0f, D0
endm
mac2
macro
p1, p2
p1
p2
endm
_TEXT
section
CODE, PUBLIC, 1
mac1
1,2,3
mac2
<add>, <1, D0>
end
Содержание PanaXSeries MN1030 Series
Страница 1: ...MICROCOMPUTER MN1030 MN1030 Series Cross Assembler User s Manual Pub No 13110 120E ...
Страница 2: ......
Страница 13: ...1 Chapter 1 Getting Started ...
Страница 25: ...2 Chapter 2 Program Development Flow ...
Страница 32: ...Chapter 2 Program Development Flow 20 Programming with Assembler ...
Страница 33: ...3 Chapter 3 Introduction to Operation ...
Страница 54: ...Chapter 3 Introduction to Operation 42 Conditional Assembly and Linking ...
Страница 55: ...4 Chapter 4 Optimization ...
Страница 71: ...5 Chapter 5 Using Assembler ...
Страница 95: ...6 Chapter 6 Using Linker ...
Страница 128: ...Chapter 6 Using Linker 116 Instruction RAM Support ...
Страница 129: ...7 Chapter 7 Types of Source Statements ...
Страница 138: ...Chapter 7 Type of Source Statements 126 Blank Statements ...
Страница 139: ...8 Chapter 8 Writing Source Statements ...
Страница 157: ...9 Chapter 9 Writing Machine Language Instruction Statements and Directive Statements ...
Страница 192: ...Chapter 9 Writing Machine Language Instructions and Directive Statements 180 Writing Directive Statements ...
Страница 193: ...10 Chapter 10 Writing Assembler Control Statements ...
Страница 217: ...11 Chapter 11 Writing Macro Control Statements ...
Страница 236: ...Chapter 11 Writing Macro Control Statements 224 irpc ...
Страница 237: ...12 Chapter 12 List of Machine Language Instructions ...
Страница 261: ...13 Chapter 13 Error Messages ...
Страница 276: ...Chapter 13 Error Messages 264 Linker Errors ...
Страница 277: ...14 Chapter 14 Readinig List Files ...
Страница 285: ...15 Chapter 15 Using Library Manager ...
Страница 309: ...16 Chapter 16 Notes on Operating Environment ...
Страница 321: ...17 Chapter 17 Appendix ...
Страница 338: ... 4 Index ...