• file
• revisions
• annotate
• diff
• comparison
• raw

src/cpu/ppc/vm/vm_version_ppc.hpp@c4567d28f31f (annotated)

src/cpu/ppc/vm/vm_version_ppc.hpp

Tue, 18 Jun 2019 09:33:34 -0400

author

ogatak

date

Tue, 18 Jun 2019 09:33:34 -0400

changeset 9713

c4567d28f31f

parent 9662

6eedcffa129d

child 9756

2be326848943

permissions

-rw-r--r--

8185979: PPC64: Implement SHA2 intrinsic
Reviewed-by: mdoerr, goetz
Contributed-by: Bruno Rosa <bruno.rosa@eldorado.org.br>, Gustavo Serra Scalet <gustavo.scalet@eldorado.org.br>, Igor Nunes <igor.nunes@eldorado.org.br>, Martin Doerr <martin.doerr@sap.com>

goetz@6458	1	/*
gromero@9662	2	* Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
gromero@9662	3	* Copyright 2012, 2018 SAP AG. All rights reserved.
goetz@6458	4	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
goetz@6458	5	*
goetz@6458	6	* This code is free software; you can redistribute it and/or modify it
goetz@6458	7	* under the terms of the GNU General Public License version 2 only, as
goetz@6458	8	* published by the Free Software Foundation.
goetz@6458	9	*
goetz@6458	10	* This code is distributed in the hope that it will be useful, but WITHOUT
goetz@6458	11	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
goetz@6458	12	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
goetz@6458	13	* version 2 for more details (a copy is included in the LICENSE file that
goetz@6458	14	* accompanied this code).
goetz@6458	15	*
goetz@6458	16	* You should have received a copy of the GNU General Public License version
goetz@6458	17	* 2 along with this work; if not, write to the Free Software Foundation,
goetz@6458	18	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
goetz@6458	19	*
goetz@6458	20	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
goetz@6458	21	* or visit www.oracle.com if you need additional information or have any
goetz@6458	22	* questions.
goetz@6458	23	*
goetz@6458	24	*/
goetz@6458	25
goetz@6458	26	#ifndef CPU_PPC_VM_VM_VERSION_PPC_HPP
goetz@6458	27	#define CPU_PPC_VM_VM_VERSION_PPC_HPP
goetz@6458	28
goetz@6458	29	#include "runtime/globals_extension.hpp"
goetz@6458	30	#include "runtime/vm_version.hpp"
goetz@6458	31
goetz@6458	32	class VM_Version: public Abstract_VM_Version {
goetz@6458	33	protected:
goetz@6458	34	enum Feature_Flag {
goetz@6458	35	fsqrt,
goetz@6515	36	fsqrts,
goetz@6458	37	isel,
goetz@6458	38	lxarxeh,
goetz@6458	39	cmpb,
goetz@6458	40	popcntb,
goetz@6458	41	popcntw,
goetz@6458	42	fcfids,
goetz@6458	43	vand,
goetz@6458	44	dcba,
gromero@9662	45	lqarx,
simonis@8608	46	vcipher,
mdoerr@9497	47	vpmsumb,
gromero@9662	48	mfdscr,
gromero@9662	49	vsx,
ogatak@9713	50	vshasig,
goetz@6458	51	num_features // last entry to count features
goetz@6458	52	};
goetz@6458	53	enum Feature_Flag_Set {
goetz@6458	54	unknown_m = 0,
goetz@6458	55	fsqrt_m = (1 << fsqrt ),
goetz@6515	56	fsqrts_m = (1 << fsqrts ),
goetz@6458	57	isel_m = (1 << isel ),
goetz@6458	58	lxarxeh_m = (1 << lxarxeh),
goetz@6458	59	cmpb_m = (1 << cmpb ),
goetz@6458	60	popcntb_m = (1 << popcntb),
goetz@6458	61	popcntw_m = (1 << popcntw),
goetz@6458	62	fcfids_m = (1 << fcfids ),
goetz@6458	63	vand_m = (1 << vand ),
goetz@6458	64	dcba_m = (1 << dcba ),
gromero@9662	65	lqarx_m = (1 << lqarx ),
simonis@8608	66	vcipher_m = (1 << vcipher),
ogatak@9713	67	vshasig_m = (1 << vshasig),
mdoerr@9497	68	vpmsumb_m = (1 << vpmsumb),
gromero@9662	69	mfdscr_m = (1 << mfdscr ),
gromero@9662	70	vsx_m = (1 << vsx ),
goetz@6458	71	all_features_m = -1
goetz@6458	72	};
goetz@6458	73	static int _features;
goetz@6458	74	static int _measured_cache_line_size;
goetz@6458	75	static const char* _features_str;
goetz@6458	76	static bool _is_determine_features_test_running;
goetz@6458	77
goetz@6458	78	static void print_features();
goetz@6458	79	static void determine_features(); // also measures cache line size
gromero@9662	80	static void config_dscr(); // Power 8: Configure Data Stream Control Register.
goetz@6458	81	static void determine_section_size();
goetz@6458	82	static void power6_micro_bench();
goetz@6458	83	public:
goetz@6458	84	// Initialization
goetz@6458	85	static void initialize();
goetz@6458	86
goetz@6458	87	static bool is_determine_features_test_running() { return _is_determine_features_test_running; }
goetz@6458	88	// CPU instruction support
goetz@6458	89	static bool has_fsqrt() { return (_features & fsqrt_m) != 0; }
goetz@6515	90	static bool has_fsqrts() { return (_features & fsqrts_m) != 0; }
goetz@6458	91	static bool has_isel() { return (_features & isel_m) != 0; }
goetz@6458	92	static bool has_lxarxeh() { return (_features & lxarxeh_m) !=0; }
goetz@6458	93	static bool has_cmpb() { return (_features & cmpb_m) != 0; }
goetz@6458	94	static bool has_popcntb() { return (_features & popcntb_m) != 0; }
goetz@6458	95	static bool has_popcntw() { return (_features & popcntw_m) != 0; }
goetz@6458	96	static bool has_fcfids() { return (_features & fcfids_m) != 0; }
goetz@6458	97	static bool has_vand() { return (_features & vand_m) != 0; }
goetz@6458	98	static bool has_dcba() { return (_features & dcba_m) != 0; }
gromero@9662	99	static bool has_lqarx() { return (_features & lqarx_m) != 0; }
simonis@8608	100	static bool has_vcipher() { return (_features & vcipher_m) != 0; }
mdoerr@9497	101	static bool has_vpmsumb() { return (_features & vpmsumb_m) != 0; }
gromero@9662	102	static bool has_mfdscr() { return (_features & mfdscr_m) != 0; }
gromero@9662	103	static bool has_vsx() { return (_features & vsx_m) != 0; }
ogatak@9713	104	static bool has_vshasig() { return (_features & vshasig_m) != 0; }
goetz@6458	105
goetz@6458	106	static const char* cpu_features() { return _features_str; }
goetz@6458	107
goetz@6458	108	static int get_cache_line_size() { return _measured_cache_line_size; }
goetz@6458	109
goetz@6458	110	// Assembler testing
goetz@6458	111	static void allow_all();
goetz@6458	112	static void revert();
gromero@9662	113
gromero@9662	114	// POWER 8: DSCR current value.
gromero@9662	115	static uint64_t _dscr_val;
goetz@6458	116	};
goetz@6458	117
goetz@6458	118	#endif // CPU_PPC_VM_VM_VERSION_PPC_HPP