jdk-sandbox: src/hotspot/cpu/sparc/globalDefinitions_sparc.hpp@2ae93028bef3 (annotated)

1 489c9b5090e2 Initial load duke parents: diff changeset	1	/*
53244 9807daeb47c4 8216167: Update include guards to reflect correct directories coleenp parents: 47881 diff changeset	2	* Copyright (c) 1999, 2019, Oracle and/or its affiliates. All rights reserved.
1 489c9b5090e2 Initial load duke parents: diff changeset	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
489c9b5090e2 Initial load duke parents: diff changeset	4	*
489c9b5090e2 Initial load duke parents: diff changeset	5	* This code is free software; you can redistribute it and/or modify it
489c9b5090e2 Initial load duke parents: diff changeset	6	* under the terms of the GNU General Public License version 2 only, as
489c9b5090e2 Initial load duke parents: diff changeset	7	* published by the Free Software Foundation.
489c9b5090e2 Initial load duke parents: diff changeset	8	*
489c9b5090e2 Initial load duke parents: diff changeset	9	* This code is distributed in the hope that it will be useful, but WITHOUT
489c9b5090e2 Initial load duke parents: diff changeset	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
489c9b5090e2 Initial load duke parents: diff changeset	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
489c9b5090e2 Initial load duke parents: diff changeset	12	* version 2 for more details (a copy is included in the LICENSE file that
489c9b5090e2 Initial load duke parents: diff changeset	13	* accompanied this code).
489c9b5090e2 Initial load duke parents: diff changeset	14	*
489c9b5090e2 Initial load duke parents: diff changeset	15	* You should have received a copy of the GNU General Public License version
489c9b5090e2 Initial load duke parents: diff changeset	16	* 2 along with this work; if not, write to the Free Software Foundation,
489c9b5090e2 Initial load duke parents: diff changeset	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
489c9b5090e2 Initial load duke parents: diff changeset	18	*
5547 f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 1 diff changeset	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 1 diff changeset	20	* or visit www.oracle.com if you need additional information or have any
f4b087cbb361 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 1 diff changeset	21	* questions.
1 489c9b5090e2 Initial load duke parents: diff changeset	22	*
489c9b5090e2 Initial load duke parents: diff changeset	23	*/
489c9b5090e2 Initial load duke parents: diff changeset	24
53244 9807daeb47c4 8216167: Update include guards to reflect correct directories coleenp parents: 47881 diff changeset	25	#ifndef CPU_SPARC_GLOBALDEFINITIONS_SPARC_HPP
9807daeb47c4 8216167: Update include guards to reflect correct directories coleenp parents: 47881 diff changeset	26	#define CPU_SPARC_GLOBALDEFINITIONS_SPARC_HPP
7397 5b173b4ca846 6989984: Use standard include model for Hospot stefank parents: 5547 diff changeset	27
1 489c9b5090e2 Initial load duke parents: diff changeset	28	// Size of Sparc Instructions
489c9b5090e2 Initial load duke parents: diff changeset	29	const int BytesPerInstWord = 4;
489c9b5090e2 Initial load duke parents: diff changeset	30
489c9b5090e2 Initial load duke parents: diff changeset	31	const int StackAlignmentInBytes = (2*wordSize);
7397 5b173b4ca846 6989984: Use standard include model for Hospot stefank parents: 5547 diff changeset	32
35112 b3c4347bb751 8144466: ppc64: fix argument passing through opto stubs. goetz parents: 31590 diff changeset	33	// Indicates whether the C calling conventions require that
b3c4347bb751 8144466: ppc64: fix argument passing through opto stubs. goetz parents: 31590 diff changeset	34	// 32-bit integer argument values are extended to 64 bits.
40061 8df4c4a20902 8056950: Compiled code (64-bit) on SPARC should sign extend INT parameters passed on registers to runtime or native methods. goetz parents: 35135 diff changeset	35	const bool CCallingConventionRequiresIntsAsLongs = true;
35112 b3c4347bb751 8144466: ppc64: fix argument passing through opto stubs. goetz parents: 31590 diff changeset	36
17316 c1f00a6ecf59 8013633: Cleanup platform ifdefs in unsafe.cpp bpittore parents: 7397 diff changeset	37	#define SUPPORTS_NATIVE_CX8
c1f00a6ecf59 8013633: Cleanup platform ifdefs in unsafe.cpp bpittore parents: 7397 diff changeset	38
27165 785a8d56024c 8049737: Contended Locking reorder and cache line bucket dcubed parents: 22872 diff changeset	39	// The expected size in bytes of a cache line, used to pad data structures.
785a8d56024c 8049737: Contended Locking reorder and cache line bucket dcubed parents: 22872 diff changeset	40	#if defined(TIERED)
46381 020219e46c86 8150388: Remove SPARC 32-bit support gtriantafill parents: 40061 diff changeset	41	// tiered, 64-bit, large machine
020219e46c86 8150388: Remove SPARC 32-bit support gtriantafill parents: 40061 diff changeset	42	#define DEFAULT_CACHE_LINE_SIZE 128
27165 785a8d56024c 8049737: Contended Locking reorder and cache line bucket dcubed parents: 22872 diff changeset	43	#elif defined(COMPILER1)
785a8d56024c 8049737: Contended Locking reorder and cache line bucket dcubed parents: 22872 diff changeset	44	// pure C1, 32-bit, small machine
785a8d56024c 8049737: Contended Locking reorder and cache line bucket dcubed parents: 22872 diff changeset	45	#define DEFAULT_CACHE_LINE_SIZE 16
47687 fb290fd1f9d4 8171853: Remove Shark compiler rkennke parents: 47216 diff changeset	46	#elif defined(COMPILER2)
46381 020219e46c86 8150388: Remove SPARC 32-bit support gtriantafill parents: 40061 diff changeset	47	// pure C2, 64-bit, large machine
020219e46c86 8150388: Remove SPARC 32-bit support gtriantafill parents: 40061 diff changeset	48	#define DEFAULT_CACHE_LINE_SIZE 128
27165 785a8d56024c 8049737: Contended Locking reorder and cache line bucket dcubed parents: 22872 diff changeset	49	#endif
785a8d56024c 8049737: Contended Locking reorder and cache line bucket dcubed parents: 22872 diff changeset	50
35071 a0910b1d3e0d 8046936: JEP 270: Reserved Stack Areas for Critical Sections fparain parents: 31590 diff changeset	51	#if defined(SOLARIS)
a0910b1d3e0d 8046936: JEP 270: Reserved Stack Areas for Critical Sections fparain parents: 31590 diff changeset	52	#define SUPPORT_RESERVED_STACK_AREA
a0910b1d3e0d 8046936: JEP 270: Reserved Stack Areas for Critical Sections fparain parents: 31590 diff changeset	53	#endif
a0910b1d3e0d 8046936: JEP 270: Reserved Stack Areas for Critical Sections fparain parents: 31590 diff changeset	54
47881 0ce0ac68ace7 8189941: Implementation JEP 312: Thread-local handshake rehn parents: 47687 diff changeset	55	// SPARC have implemented the local polling
0ce0ac68ace7 8189941: Implementation JEP 312: Thread-local handshake rehn parents: 47687 diff changeset	56	#define THREAD_LOCAL_POLL
0ce0ac68ace7 8189941: Implementation JEP 312: Thread-local handshake rehn parents: 47687 diff changeset	57
53244 9807daeb47c4 8216167: Update include guards to reflect correct directories coleenp parents: 47881 diff changeset	58	#endif // CPU_SPARC_GLOBALDEFINITIONS_SPARC_HPP

author	stuefe
	Wed, 27 Mar 2019 14:13:34 +0100
changeset 54437	2ae93028bef3
parent 53244	9807daeb47c4
child 57978	be5865bda5b9
permissions	-rw-r--r--