Code Generation/Example 2 - Revision history

Root: /* Postfix Code */

2020-05-06T15:56:50Z

Postfix Code

2020-04-29T12:29:07Z

Postfix Code

← Older revision		Revision as of 12:29, 29 April 2020
Line 20:		Line 20:
	ALIGN		ALIGN
	LABEL _L123 ;; automatic label		LABEL _L123 ;; automatic label
	~~STR~~ "batata"		SSTRING "batata"
	;--- declaring the global variable "a"		;--- declaring the global variable "a"
	DATA		DATA
Line 30:		Line 30:
	TEXT		TEXT
	ALIGN		ALIGN
	~~GLOBL~~ _main, FUNC		GLOBAL _main, FUNC
	LABEL _main		LABEL _main
	ENTER 0		ENTER 0
Line 36:		Line 36:
	ADDR a		ADDR a
	LDINT		LDINT
	~~EXTRN~~ prints		EXTERN prints
	CALL prints		CALL prints
	TRASH 4		TRASH 4

2020-04-29T08:24:05Z

The Original Code

2020-04-29T07:05:06Z

Compiling and Running

← Older revision		Revision as of 07:05, 29 April 2020
Line 48:		Line 48:

	== Compiling and Running ==		== Compiling and Running ==
			<!--
	To test the first example, the S9 compilation process is as follows:		To test the first example, the S9 compilation process is as follows:

Line 54:		Line 54:
	yasm -felf batata.asm		yasm -felf batata.asm
	ld -o batata batata.o -lrts		ld -o batata batata.o -lrts
			-->
	To test the second program directly, [[Compiladores/Projecto de Compiladores/Compiladores Exemplo\|pf2asm]] can be used:		To test the second program directly, [[Compiladores/Projecto de Compiladores/Compiladores Exemplo\|pf2asm]] can be used:

2020-04-29T07:04:28Z

The Original Code

← Older revision		Revision as of 07:04, 29 April 2020
Line 1:		Line 1:
	== The Original Code ==		== The Original Code ==

	Consider the following ~~[[S9 (language)\|S9]]~~ function:		Consider the following C function:

	<source lang="c">		<source lang="c">
	~~string~~ a = "batata";		const char *a = "batata";
	int s9() -> 0 {		int main {
	a!		prints(a);
			return 0;
	}		}
	</source>		</source>

2019-05-06T16:53:58Z

Compiling and Running

← Older revision		Revision as of 16:53, 6 May 2019
Line 54:		Line 54:
	ld -o batata batata.o -lrts		ld -o batata batata.o -lrts

	To test the second program directly, [[pf2asm]] can be used:		To test the second program directly, [[Compiladores/Projecto de Compiladores/Compiladores Exemplo\|pf2asm]] can be used:

	pf2asm batata.pf		pf2asm batata.pf

2019-02-12T11:32:22Z

← Older revision		Revision as of 11:32, 12 February 2019
Line 3:		Line 3:
	Consider the following [[S9 (language)\|S9]] function:		Consider the following [[S9 (language)\|S9]] function:

	<c>		<source lang="c">
	string a = "batata";		string a = "batata";
	int s9() -> 0 {		int s9() -> 0 {
	a!		a!
	}		}
	</c>		</source>

	== Postfix Code ==		== Postfix Code ==
Line 14:		Line 14:
	The Postfix code for the above function is as follows:		The Postfix code for the above function is as follows:
	{{CollapsedCode\|Postfix code\|		{{CollapsedCode\|Postfix code\|
	<asm>		<source lang="asm">
	;--- declaring the string literal		;--- declaring the string literal
	RODATA		RODATA
Line 43:		Line 43:
	LEAVE		LEAVE
	RET		RET
	</~~asm~~>		</source>
	}}		}}

2018-05-01T22:25:57Z

Postfix Code

← Older revision		Revision as of 22:25, 1 May 2018
Line 24:		Line 24:
	ALIGN		ALIGN
	LABEL a		LABEL a
	ID _L123 ;; automatic label		SADDR _L123 ;; automatic label

	;--- this is the main function (note that "s9" translates to RTS's "_main")		;--- this is the main function (note that "s9" translates to RTS's "_main")
Line 34:		Line 34:

	ADDR a		ADDR a
	~~LOAD~~		LDINT
	EXTRN prints		EXTRN prints
	CALL prints		CALL prints
Line 40:		Line 40:

	INT 0		INT 0
	~~POP~~		STFVAL32
	LEAVE		LEAVE
	RET		RET

2017-05-09T07:27:25Z

Postfix Code

← Older revision		Revision as of 07:27, 9 May 2017
Line 13:		Line 13:

	The Postfix code for the above function is as follows:		The Postfix code for the above function is as follows:
			{{CollapsedCode\|Postfix code\|
	<asm>		<asm>
	;--- declaring the string literal		;--- declaring the string literal
Line 33:		Line 33:
	ENTER 0		ENTER 0

	~~ADDRV~~ a ~~;; ADDRV = ADDR+~~LOAD		ADDR a
			LOAD
	EXTRN prints		EXTRN prints
	CALL prints		CALL prints
Line 43:		Line 44:
	RET		RET
	</asm>		</asm>
			}}

	== Compiling and Running ==		== Compiling and Running ==

2017-02-16T09:58:08Z

Compiling and Running

← Older revision		Revision as of 09:58, 16 February 2017
Line 48:		Line 48:
	To test the first example, the S9 compilation process is as follows:		To test the first example, the S9 compilation process is as follows:

	* s9 batata.s9		s9 batata.s9
	* yasm -felf batata.asm		yasm -felf batata.asm
	* ld -o batata batata.o -lrts		ld -o batata batata.o -lrts

	To test the second program directly, [[pf2asm]] can be used:		To test the second program directly, [[pf2asm]] can be used:

	* pf2asm batata.pf		pf2asm batata.pf
	* yasm -felf batata.asm		yasm -felf batata.asm
	* ld -o batata batata.o -lrts		ld -o batata batata.o -lrts

	[[category:Compiladores]]		[[category:Compiladores]]
	[[category:Ensino]]		[[category:Ensino]]