Java compiler - Revision history

Aadirulez8: v2.05 - Auto / Fix errors for CW project (Link equal to linktext)

2024-12-06T11:29:11Z

v2.05 - Auto / Fix errors for CW project (Link equal to linktext)

← Previous revision		Revision as of 11:29, 6 December 2024
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	A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].		A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].

	Some Java compilers output optimized [[~~Machine code\|~~machine code]] for a particular hardware/[[operating system]] combination, called a ''[[Computing platform\|domain specific]]'' ''[[computer system]]''. An example would be the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en\|archive-date=2019-08-02\|archive-url=https://web.archive.org/web/20190802072307/https://lwn.net/Articles/130796/\|url-status=live}}</ref>		Some Java compilers output optimized [[machine code]] for a particular hardware/[[operating system]] combination, called a ''[[Computing platform\|domain specific]]'' ''[[computer system]]''. An example would be the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en\|archive-date=2019-08-02\|archive-url=https://web.archive.org/web/20190802072307/https://lwn.net/Articles/130796/\|url-status=live}}</ref>

	The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] [[intermediate representation]] (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en\|archive-date=2021-09-24\|archive-url=https://web.archive.org/web/20210924135604/https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|url-status=live}}</ref>		The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] [[intermediate representation]] (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en\|archive-date=2021-09-24\|archive-url=https://web.archive.org/web/20210924135604/https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|url-status=live}}</ref>

Ost316: Rescuing 3 sources and tagging 0 as dead.) #IABot (v2.0.9.5

2024-08-22T21:23:43Z

Rescuing 3 sources and tagging 0 as dead.) #IABot (v2.0.9.5

← Previous revision		Revision as of 21:23, 22 August 2024
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	A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].		A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].

	Some Java compilers output optimized [[Machine code\|machine code]] for a particular hardware/[[operating system]] combination, called a ''[[Computing platform\|domain specific]]'' ''[[computer system]]''. An example would be the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>		Some Java compilers output optimized [[Machine code\|machine code]] for a particular hardware/[[operating system]] combination, called a ''[[Computing platform\|domain specific]]'' ''[[computer system]]''. An example would be the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en\|archive-date=2019-08-02\|archive-url=https://web.archive.org/web/20190802072307/https://lwn.net/Articles/130796/\|url-status=live}}</ref>

	The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] [[intermediate representation]] (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>		The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] [[intermediate representation]] (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en\|archive-date=2021-09-24\|archive-url=https://web.archive.org/web/20210924135604/https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|url-status=live}}</ref>

	The [[Java virtual machine]] (JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].		The [[Java virtual machine]] (JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].

	A standard on how to interact with Java compilers was specified in [[Java Specification Request\|JSR]] 199.<ref>{{Cite web\|url=https://jcp.org/en/jsr/detail?id=199\|title=JSR 199: JavaTM Compiler API\|access-date=2021-09-24}}</ref>		A standard on how to interact with Java compilers was specified in [[Java Specification Request\|JSR]] 199.<ref>{{Cite web\|url=https://jcp.org/en/jsr/detail?id=199\|title=JSR 199: JavaTM Compiler API\|access-date=2021-09-24\|archive-date=2021-09-24\|archive-url=https://web.archive.org/web/20210924135603/https://jcp.org/en/jsr/detail?id=199\|url-status=live}}</ref>

	== See also ==		== See also ==

2A01:5241:2A0:1800:FF53:B71C:EC1C:103C: m.e.

2023-10-01T11:41:23Z

m.e.

← Previous revision		Revision as of 11:41, 1 October 2023
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	A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].		A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].

	Some Java compilers output optimized [[Machine code\|machine code]] for a particular hardware/[[operating system]] combination, a ''domain specific'' ''[[computer system]]'', ~~most~~ ~~notably~~ the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>		Some Java compilers output optimized [[Machine code\|machine code]] for a particular hardware/[[operating system]] combination, called a ''[[Computing platform\|domain specific]]'' ''[[computer system]]''. An example would be the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>

	The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] intermediate representation (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>		The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] [[intermediate representation]] (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>

	The [[Java virtual machine]] (JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].		The [[Java virtual machine]] (JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].

2A01:5241:2A0:1800:FF53:B71C:EC1C:103C: m.e. - brushup

2023-10-01T11:32:46Z

m.e. - brushup

← Previous revision		Revision as of 11:32, 1 October 2023
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	{{Short description\|Program compiler for Java programming language}}		{{Short description\|Program compiler for Java programming language}}
			A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].
	A '''Java compiler''' is a [[compiler]] for the programming language [[Java (programming language)\|Java]]. The most common form of output from a Java compiler is [[Java class file]]s containing platform-neutral [[Java bytecode]],<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref> but there are also compilers that output optimized [[Machine code\|native machine code]] for a particular hardware/[[operating system]] combination, most notably the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>

			Some Java compilers output optimized [[Machine code\|machine code]] for a particular hardware/[[operating system]] combination, a ''domain specific'' ''[[computer system]]'', most notably the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>
	Most Java-to-bytecode compilers do virtually no [[Optimization (computer science)\|optimization]], leaving this until [[Run time (program lifecycle phase)\|run time]] to be done by the [[Java virtual machine]] (JVM).{{Citation needed\|date=September 2021}}

			The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] intermediate representation (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>
⚫	The JVM loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].

		⚫	The [[Java virtual machine]] (JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].
⚫	A standard on how to interact with Java compilers ~~programmatically~~ was specified in [[Java Specification Request\|JSR]] 199.<ref>{{Cite web\|url=https://jcp.org/en/jsr/detail?id=199\|title=JSR 199: JavaTM Compiler API\|access-date=2021-09-24}}</ref>

		⚫	A standard on how to interact with Java compilers was specified in [[Java Specification Request\|JSR]] 199.<ref>{{Cite web\|url=https://jcp.org/en/jsr/detail?id=199\|title=JSR 199: JavaTM Compiler API\|access-date=2021-09-24}}</ref>

	== See also ==		== See also ==

Warp03: Reverted to revision 1048235487: Removed inappropriate external link

2022-03-15T15:51:31Z

Reverted to revision 1048235487: Removed inappropriate external link

← Previous revision		Revision as of 15:51, 15 March 2022
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	* [http://openjdk.java.net/groups/compiler/ Sun's OpenJDK javac page]		* [http://openjdk.java.net/groups/compiler/ Sun's OpenJDK javac page]
	* Stephan Diehl, [http://people.cis.ksu.edu/~hatcliff/605/XC/java-comp.pdf.gz "A Formal Introduction to the Compilation of Java"], ''Software - Practice and Experience'', Vol. '''28'''(3), pages 297-327, March 1998.		* Stephan Diehl, [http://people.cis.ksu.edu/~hatcliff/605/XC/java-comp.pdf.gz "A Formal Introduction to the Compilation of Java"], ''Software - Practice and Experience'', Vol. '''28'''(3), pages 297-327, March 1998.
	* [https://www.interviewbit.com/online-java-compiler/ Interviewbit Java Compiler]

	{{DEFAULTSORT:Java Compiler}}		{{DEFAULTSORT:Java Compiler}}
	[[Category:Java compilers\| ]]		[[Category:Java compilers\| ]]
	[[Category:Java specification requests]]		[[Category:Java specification requests]]

Adisharma09: /* External links */

2022-03-02T08:45:06Z

External links

← Previous revision		Revision as of 08:45, 2 March 2022
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	* [http://openjdk.java.net/groups/compiler/ Sun's OpenJDK javac page]		* [http://openjdk.java.net/groups/compiler/ Sun's OpenJDK javac page]
	* Stephan Diehl, [http://people.cis.ksu.edu/~hatcliff/605/XC/java-comp.pdf.gz "A Formal Introduction to the Compilation of Java"], ''Software - Practice and Experience'', Vol. '''28'''(3), pages 297-327, March 1998.		* Stephan Diehl, [http://people.cis.ksu.edu/~hatcliff/605/XC/java-comp.pdf.gz "A Formal Introduction to the Compilation of Java"], ''Software - Practice and Experience'', Vol. '''28'''(3), pages 297-327, March 1998.
		⚫	* [https://www.interviewbit.com/online-java-compiler/ Interviewbit Java Compiler]

	{{DEFAULTSORT:Java Compiler}}		{{DEFAULTSORT:Java Compiler}}
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	[[Category:Java specification requests]]		[[Category:Java specification requests]]

⚫	[https://www.interviewbit.com/online-java-compiler/ Interviewbit Java Compiler]

Adisharma09: /* External links */

2022-03-02T08:44:22Z

External links

← Previous revision		Revision as of 08:44, 2 March 2022
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	[[Category:Java compilers\| ]]		[[Category:Java compilers\| ]]
	[[Category:Java specification requests]]		[[Category:Java specification requests]]

			[https://www.interviewbit.com/online-java-compiler/ Interviewbit Java Compiler]

WikiCleanerBot: v2.04b - Bot T20 CW#61 - Fix errors for CW project (Reference before punctuation)

2021-10-04T23:16:01Z

v2.04b - Bot T20 CW#61 - Fix errors for CW project (Reference before punctuation)

← Previous revision		Revision as of 23:16, 4 October 2021
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	{{Short description\|Program compiler for Java programming language}}		{{Short description\|Program compiler for Java programming language}}
	A '''Java compiler''' is a [[compiler]] for the programming language [[Java (programming language)\|Java]]. The most common form of output from a Java compiler is [[Java class file]]s containing platform-neutral [[Java bytecode]]<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>, but there are also compilers that output optimized [[Machine code\|native machine code]] for a particular hardware/[[operating system]] combination, most notably the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>		A '''Java compiler''' is a [[compiler]] for the programming language [[Java (programming language)\|Java]]. The most common form of output from a Java compiler is [[Java class file]]s containing platform-neutral [[Java bytecode]],<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref> but there are also compilers that output optimized [[Machine code\|native machine code]] for a particular hardware/[[operating system]] combination, most notably the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>

	Most Java-to-bytecode compilers do virtually no [[Optimization (computer science)\|optimization]], leaving this until [[Run time (program lifecycle phase)\|run time]] to be done by the [[Java virtual machine]] (JVM).{{Citation needed\|date=September 2021}}		Most Java-to-bytecode compilers do virtually no [[Optimization (computer science)\|optimization]], leaving this until [[Run time (program lifecycle phase)\|run time]] to be done by the [[Java virtual machine]] (JVM).{{Citation needed\|date=September 2021}}

Warp03 at 13:55, 24 September 2021

2021-09-24T13:55:59Z

← Previous revision		Revision as of 13:55, 24 September 2021
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	{{Short description\|Program compiler for Java programming language}}		{{Short description\|Program compiler for Java programming language}}
		⚫	A '''Java compiler''' is a [[compiler]] for the programming language [[Java (programming language)\|Java]]. The most common form of output from a Java compiler is [[Java class file]]s containing platform-neutral [[Java bytecode]]<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>, but there are also compilers that output optimized [[Machine code\|native machine code]] for a particular hardware/[[operating system]] combination, most notably the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>
	{{No footnotes\|date=July 2013}}
⚫	A '''Java compiler''' is a [[compiler]] for the programming language [[Java (programming language)\|Java]]. The most common form of output from a Java compiler is [[Java class file]]s containing platform-neutral [[Java bytecode]], but there are also compilers that output optimized [[Machine code\|native machine code]] for a particular hardware/[[operating system]] combination.

	Most Java-to-bytecode compilers~~, [[Jikes]] being a well known exception,~~ do virtually no [[Optimization (computer science)\|optimization]], leaving this until [[Run time (program lifecycle phase)\|run time]] to be done by the [[~~JRE~~]].{{Citation needed\|date=~~April~~ ~~2007~~}}		Most Java-to-bytecode compilers do virtually no [[Optimization (computer science)\|optimization]], leaving this until [[Run time (program lifecycle phase)\|run time]] to be done by the [[Java virtual machine]] (JVM).{{Citation needed\|date=September 2021}}

	The ~~[[Java virtual machine]] (~~JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].		The JVM loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].

	A standard on how to interact with Java compilers programmatically was specified in [[Java ~~Community~~ ~~Process~~\|JSR]] 199.		A standard on how to interact with Java compilers programmatically was specified in [[Java Specification Request\|JSR]] 199.<ref>{{Cite web\|url=https://jcp.org/en/jsr/detail?id=199\|title=JSR 199: JavaTM Compiler API\|access-date=2021-09-24}}</ref>

			== See also ==
			* [[List_of_compilers#Java_compilers\|List of Java Compilers]]
			* [[javac]], the standard Java compiler in Oracle's [[Java_Development_Kit\|JDK]]

			==References==
			{{reflist}}

	==External links==		==External links==
	* [http://openjdk.java.net/groups/compiler/ Sun's OpenJDK javac page]		* [http://openjdk.java.net/groups/compiler/ Sun's OpenJDK javac page]
	* [http://www.jcp.org/en/jsr/detail?id=199 JSR 199] Java Compiler API [[Java Specification Request]] for invoking the Java compiler from a Java program
	* Stephan Diehl, [http://people.cis.ksu.edu/~hatcliff/605/XC/java-comp.pdf.gz "A Formal Introduction to the Compilation of Java"], ''Software - Practice and Experience'', Vol. '''28'''(3), pages 297-327, March 1998.		* Stephan Diehl, [http://people.cis.ksu.edu/~hatcliff/605/XC/java-comp.pdf.gz "A Formal Introduction to the Compilation of Java"], ''Software - Practice and Experience'', Vol. '''28'''(3), pages 297-327, March 1998.

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	[[Category:Java compilers\| ]]		[[Category:Java compilers\| ]]
	[[Category:Java specification requests]]		[[Category:Java specification requests]]


			{{compu-prog-stub}}

Paper Luigi: Adding short description: "Program compiler for Java programming language" (Shortdesc helper)

2021-03-08T02:42:18Z

Adding short description: "Program compiler for Java programming language" (Shortdesc helper)

← Previous revision		Revision as of 02:42, 8 March 2021
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			{{Short description\|Program compiler for Java programming language}}
	{{No footnotes\|date=July 2013}}		{{No footnotes\|date=July 2013}}
	A '''Java compiler''' is a [[compiler]] for the programming language [[Java (programming language)\|Java]]. The most common form of output from a Java compiler is [[Java class file]]s containing platform-neutral [[Java bytecode]], but there are also compilers that output optimized [[Machine code\|native machine code]] for a particular hardware/[[operating system]] combination.		A '''Java compiler''' is a [[compiler]] for the programming language [[Java (programming language)\|Java]]. The most common form of output from a Java compiler is [[Java class file]]s containing platform-neutral [[Java bytecode]], but there are also compilers that output optimized [[Machine code\|native machine code]] for a particular hardware/[[operating system]] combination.

← Previous revision		Revision as of 11:29, 6 December 2024
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	A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].		A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].

	Some Java compilers output optimized [[~~Machine code\|~~machine code]] for a particular hardware/[[operating system]] combination, called a ''[[Computing platform\|domain specific]]'' ''[[computer system]]''. An example would be the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en\|archive-date=2019-08-02\|archive-url=https://web.archive.org/web/20190802072307/https://lwn.net/Articles/130796/\|url-status=live}}</ref>		Some Java compilers output optimized [[machine code]] for a particular hardware/[[operating system]] combination, called a ''[[Computing platform\|domain specific]]'' ''[[computer system]]''. An example would be the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en\|archive-date=2019-08-02\|archive-url=https://web.archive.org/web/20190802072307/https://lwn.net/Articles/130796/\|url-status=live}}</ref>

	The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] [[intermediate representation]] (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en\|archive-date=2021-09-24\|archive-url=https://web.archive.org/web/20210924135604/https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|url-status=live}}</ref>		The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] [[intermediate representation]] (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en\|archive-date=2021-09-24\|archive-url=https://web.archive.org/web/20210924135604/https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|url-status=live}}</ref>

← Previous revision		Revision as of 21:23, 22 August 2024
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	A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].		A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].

	Some Java compilers output optimized [[Machine code\|machine code]] for a particular hardware/[[operating system]] combination, called a ''[[Computing platform\|domain specific]]'' ''[[computer system]]''. An example would be the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>		Some Java compilers output optimized [[Machine code\|machine code]] for a particular hardware/[[operating system]] combination, called a ''[[Computing platform\|domain specific]]'' ''[[computer system]]''. An example would be the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en\|archive-date=2019-08-02\|archive-url=https://web.archive.org/web/20190802072307/https://lwn.net/Articles/130796/\|url-status=live}}</ref>

	The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] [[intermediate representation]] (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>		The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] [[intermediate representation]] (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en\|archive-date=2021-09-24\|archive-url=https://web.archive.org/web/20210924135604/https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|url-status=live}}</ref>

	The [[Java virtual machine]] (JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].		The [[Java virtual machine]] (JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].

	A standard on how to interact with Java compilers was specified in [[Java Specification Request\|JSR]] 199.<ref>{{Cite web\|url=https://jcp.org/en/jsr/detail?id=199\|title=JSR 199: JavaTM Compiler API\|access-date=2021-09-24}}</ref>		A standard on how to interact with Java compilers was specified in [[Java Specification Request\|JSR]] 199.<ref>{{Cite web\|url=https://jcp.org/en/jsr/detail?id=199\|title=JSR 199: JavaTM Compiler API\|access-date=2021-09-24\|archive-date=2021-09-24\|archive-url=https://web.archive.org/web/20210924135603/https://jcp.org/en/jsr/detail?id=199\|url-status=live}}</ref>

	== See also ==		== See also ==

← Previous revision		Revision as of 11:41, 1 October 2023
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	A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].		A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].

	Some Java compilers output optimized [[Machine code\|machine code]] for a particular hardware/[[operating system]] combination, a ''domain specific'' ''[[computer system]]'', ~~most~~ ~~notably~~ the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>		Some Java compilers output optimized [[Machine code\|machine code]] for a particular hardware/[[operating system]] combination, called a ''[[Computing platform\|domain specific]]'' ''[[computer system]]''. An example would be the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>

	The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] intermediate representation (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>		The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] [[intermediate representation]] (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>

	The [[Java virtual machine]] (JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].		The [[Java virtual machine]] (JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].

← Previous revision		Revision as of 11:32, 1 October 2023
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	{{Short description\|Program compiler for Java programming language}}		{{Short description\|Program compiler for Java programming language}}
			A '''Java compiler''' is a [[compiler]] for the [[Java (programming language)\|Java programming language]].
	A '''Java compiler''' is a [[compiler]] for the programming language [[Java (programming language)\|Java]]. The most common form of output from a Java compiler is [[Java class file]]s containing platform-neutral [[Java bytecode]],<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref> but there are also compilers that output optimized [[Machine code\|native machine code]] for a particular hardware/[[operating system]] combination, most notably the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>

			Some Java compilers output optimized [[Machine code\|machine code]] for a particular hardware/[[operating system]] combination, a ''domain specific'' ''[[computer system]]'', most notably the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>
	Most Java-to-bytecode compilers do virtually no [[Optimization (computer science)\|optimization]], leaving this until [[Run time (program lifecycle phase)\|run time]] to be done by the [[Java virtual machine]] (JVM).{{Citation needed\|date=September 2021}}

			The most common form of output from a Java compiler is [[Java class file]]s containing [[cross-platform]] intermediate representation (IR), called [[Java bytecode]].<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>
⚫	The JVM loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].

		⚫	The [[Java virtual machine]] (JVM) loads the class files and either [[interpreter (computing)\|interprets]] the [[bytecode]] or [[just-in-time compilation\|just-in-time]] compiles it to [[machine code]] and then possibly optimizes it using [[dynamic compilation]].
⚫	A standard on how to interact with Java compilers ~~programmatically~~ was specified in [[Java Specification Request\|JSR]] 199.<ref>{{Cite web\|url=https://jcp.org/en/jsr/detail?id=199\|title=JSR 199: JavaTM Compiler API\|access-date=2021-09-24}}</ref>

		⚫	A standard on how to interact with Java compilers was specified in [[Java Specification Request\|JSR]] 199.<ref>{{Cite web\|url=https://jcp.org/en/jsr/detail?id=199\|title=JSR 199: JavaTM Compiler API\|access-date=2021-09-24}}</ref>

	== See also ==		== See also ==

← Previous revision		Revision as of 23:16, 4 October 2021
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	{{Short description\|Program compiler for Java programming language}}		{{Short description\|Program compiler for Java programming language}}
	A '''Java compiler''' is a [[compiler]] for the programming language [[Java (programming language)\|Java]]. The most common form of output from a Java compiler is [[Java class file]]s containing platform-neutral [[Java bytecode]]<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref>, but there are also compilers that output optimized [[Machine code\|native machine code]] for a particular hardware/[[operating system]] combination, most notably the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>		A '''Java compiler''' is a [[compiler]] for the programming language [[Java (programming language)\|Java]]. The most common form of output from a Java compiler is [[Java class file]]s containing platform-neutral [[Java bytecode]],<ref>{{Cite web\|title=The Java Virtual Machine Specification, Java SE 8 Edition, Section 1.2\|url=https://docs.oracle.com/javase/specs/jvms/se8/html/jvms-1.html#jvms-1.2\|access-date=2021-09-24\|language=en}}</ref> but there are also compilers that output optimized [[Machine code\|native machine code]] for a particular hardware/[[operating system]] combination, most notably the now discontinued [[GNU Compiler for Java]].<ref>{{Cite web\|title=GCJ - past, present, and future\|url=https://lwn.net/Articles/130796/\|access-date=2021-09-24\|language=en}}</ref>

	Most Java-to-bytecode compilers do virtually no [[Optimization (computer science)\|optimization]], leaving this until [[Run time (program lifecycle phase)\|run time]] to be done by the [[Java virtual machine]] (JVM).{{Citation needed\|date=September 2021}}		Most Java-to-bytecode compilers do virtually no [[Optimization (computer science)\|optimization]], leaving this until [[Run time (program lifecycle phase)\|run time]] to be done by the [[Java virtual machine]] (JVM).{{Citation needed\|date=September 2021}}