Mercurial > hg > truffle
annotate src/cpu/sparc/vm/assembler_sparc.inline.hpp @ 1364:0dc88ad3244e
6940677: Use 64 bytes chunk copy for arraycopy on Sparc
Summary: For large arrays we should use 64 bytes chunks copy.
Reviewed-by: twisti
author | kvn |
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date | Tue, 06 Apr 2010 15:18:10 -0700 |
parents | dcf03e02b020 |
children | c640000b7cc1 |
rev | line source |
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0 | 1 /* |
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2 * Copyright 1997-2009 Sun Microsystems, Inc. All Rights Reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
20 * CA 95054 USA or visit www.sun.com if you need additional information or | |
21 * have any questions. | |
22 * | |
23 */ | |
24 | |
25 inline void MacroAssembler::pd_patch_instruction(address branch, address target) { | |
26 jint& stub_inst = *(jint*) branch; | |
27 stub_inst = patched_branch(target - branch, stub_inst, 0); | |
28 } | |
29 | |
30 #ifndef PRODUCT | |
31 inline void MacroAssembler::pd_print_patched_instruction(address branch) { | |
32 jint stub_inst = *(jint*) branch; | |
33 print_instruction(stub_inst); | |
34 ::tty->print("%s", " (unresolved)"); | |
35 } | |
36 #endif // PRODUCT | |
37 | |
38 inline bool Address::is_simm13(int offset) { return Assembler::is_simm13(disp() + offset); } | |
39 | |
40 | |
727 | 41 inline int AddressLiteral::low10() const { |
42 return Assembler::low10(value()); | |
43 } | |
44 | |
45 | |
0 | 46 // inlines for SPARC assembler -- dmu 5/97 |
47 | |
48 inline void Assembler::check_delay() { | |
49 # ifdef CHECK_DELAY | |
50 guarantee( delay_state != at_delay_slot, "must say delayed() when filling delay slot"); | |
51 delay_state = no_delay; | |
52 # endif | |
53 } | |
54 | |
55 inline void Assembler::emit_long(int x) { | |
56 check_delay(); | |
57 AbstractAssembler::emit_long(x); | |
58 } | |
59 | |
60 inline void Assembler::emit_data(int x, relocInfo::relocType rtype) { | |
61 relocate(rtype); | |
62 emit_long(x); | |
63 } | |
64 | |
65 inline void Assembler::emit_data(int x, RelocationHolder const& rspec) { | |
66 relocate(rspec); | |
67 emit_long(x); | |
68 } | |
69 | |
70 | |
727 | 71 inline void Assembler::add(Register s1, Register s2, Register d ) { emit_long( op(arith_op) | rd(d) | op3(add_op3) | rs1(s1) | rs2(s2) ); } |
72 inline void Assembler::add(Register s1, int simm13a, Register d, relocInfo::relocType rtype ) { emit_data( op(arith_op) | rd(d) | op3(add_op3) | rs1(s1) | immed(true) | simm(simm13a, 13), rtype ); } | |
73 inline void Assembler::add(Register s1, int simm13a, Register d, RelocationHolder const& rspec ) { emit_data( op(arith_op) | rd(d) | op3(add_op3) | rs1(s1) | immed(true) | simm(simm13a, 13), rspec ); } | |
0 | 74 |
75 inline void Assembler::bpr( RCondition c, bool a, Predict p, Register s1, address d, relocInfo::relocType rt ) { v9_only(); emit_data( op(branch_op) | annul(a) | cond(c) | op2(bpr_op2) | wdisp16(intptr_t(d), intptr_t(pc())) | predict(p) | rs1(s1), rt); has_delay_slot(); } | |
76 inline void Assembler::bpr( RCondition c, bool a, Predict p, Register s1, Label& L) { bpr( c, a, p, s1, target(L)); } | |
77 | |
78 inline void Assembler::fb( Condition c, bool a, address d, relocInfo::relocType rt ) { v9_dep(); emit_data( op(branch_op) | annul(a) | cond(c) | op2(fb_op2) | wdisp(intptr_t(d), intptr_t(pc()), 22), rt); has_delay_slot(); } | |
79 inline void Assembler::fb( Condition c, bool a, Label& L ) { fb(c, a, target(L)); } | |
80 | |
81 inline void Assembler::fbp( Condition c, bool a, CC cc, Predict p, address d, relocInfo::relocType rt ) { v9_only(); emit_data( op(branch_op) | annul(a) | cond(c) | op2(fbp_op2) | branchcc(cc) | predict(p) | wdisp(intptr_t(d), intptr_t(pc()), 19), rt); has_delay_slot(); } | |
82 inline void Assembler::fbp( Condition c, bool a, CC cc, Predict p, Label& L ) { fbp(c, a, cc, p, target(L)); } | |
83 | |
84 inline void Assembler::cb( Condition c, bool a, address d, relocInfo::relocType rt ) { v8_only(); emit_data( op(branch_op) | annul(a) | cond(c) | op2(cb_op2) | wdisp(intptr_t(d), intptr_t(pc()), 22), rt); has_delay_slot(); } | |
85 inline void Assembler::cb( Condition c, bool a, Label& L ) { cb(c, a, target(L)); } | |
86 | |
87 inline void Assembler::br( Condition c, bool a, address d, relocInfo::relocType rt ) { v9_dep(); emit_data( op(branch_op) | annul(a) | cond(c) | op2(br_op2) | wdisp(intptr_t(d), intptr_t(pc()), 22), rt); has_delay_slot(); } | |
88 inline void Assembler::br( Condition c, bool a, Label& L ) { br(c, a, target(L)); } | |
89 | |
90 inline void Assembler::bp( Condition c, bool a, CC cc, Predict p, address d, relocInfo::relocType rt ) { v9_only(); emit_data( op(branch_op) | annul(a) | cond(c) | op2(bp_op2) | branchcc(cc) | predict(p) | wdisp(intptr_t(d), intptr_t(pc()), 19), rt); has_delay_slot(); } | |
91 inline void Assembler::bp( Condition c, bool a, CC cc, Predict p, Label& L ) { bp(c, a, cc, p, target(L)); } | |
92 | |
93 inline void Assembler::call( address d, relocInfo::relocType rt ) { emit_data( op(call_op) | wdisp(intptr_t(d), intptr_t(pc()), 30), rt); has_delay_slot(); assert(rt != relocInfo::virtual_call_type, "must use virtual_call_Relocation::spec"); } | |
94 inline void Assembler::call( Label& L, relocInfo::relocType rt ) { call( target(L), rt); } | |
95 | |
96 inline void Assembler::flush( Register s1, Register s2) { emit_long( op(arith_op) | op3(flush_op3) | rs1(s1) | rs2(s2)); } | |
97 inline void Assembler::flush( Register s1, int simm13a) { emit_data( op(arith_op) | op3(flush_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
98 | |
99 inline void Assembler::jmpl( Register s1, Register s2, Register d ) { emit_long( op(arith_op) | rd(d) | op3(jmpl_op3) | rs1(s1) | rs2(s2)); has_delay_slot(); } | |
100 inline void Assembler::jmpl( Register s1, int simm13a, Register d, RelocationHolder const& rspec ) { emit_data( op(arith_op) | rd(d) | op3(jmpl_op3) | rs1(s1) | immed(true) | simm(simm13a, 13), rspec); has_delay_slot(); } | |
101 | |
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102 inline void Assembler::ldf(FloatRegisterImpl::Width w, Register s1, RegisterOrConstant s2, FloatRegister d) { |
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6879902: CTW failure jdk6_18/hotspot/src/cpu/sparc/vm/assembler_sparc.hpp:845
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103 if (s2.is_register()) ldf(w, s1, s2.as_register(), d); |
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104 else ldf(w, s1, s2.as_constant(), d); |
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105 } |
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106 |
727 | 107 inline void Assembler::ldf(FloatRegisterImpl::Width w, Register s1, Register s2, FloatRegister d) { emit_long( op(ldst_op) | fd(d, w) | alt_op3(ldf_op3, w) | rs1(s1) | rs2(s2) ); } |
108 inline void Assembler::ldf(FloatRegisterImpl::Width w, Register s1, int simm13a, FloatRegister d, RelocationHolder const& rspec) { emit_data( op(ldst_op) | fd(d, w) | alt_op3(ldf_op3, w) | rs1(s1) | immed(true) | simm(simm13a, 13), rspec); } | |
0 | 109 |
727 | 110 inline void Assembler::ldf(FloatRegisterImpl::Width w, const Address& a, FloatRegister d, int offset) { relocate(a.rspec(offset)); ldf( w, a.base(), a.disp() + offset, d); } |
0 | 111 |
112 inline void Assembler::ldfsr( Register s1, Register s2) { v9_dep(); emit_long( op(ldst_op) | op3(ldfsr_op3) | rs1(s1) | rs2(s2) ); } | |
113 inline void Assembler::ldfsr( Register s1, int simm13a) { v9_dep(); emit_data( op(ldst_op) | op3(ldfsr_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
114 inline void Assembler::ldxfsr( Register s1, Register s2) { v9_only(); emit_long( op(ldst_op) | rd(G1) | op3(ldfsr_op3) | rs1(s1) | rs2(s2) ); } | |
115 inline void Assembler::ldxfsr( Register s1, int simm13a) { v9_only(); emit_data( op(ldst_op) | rd(G1) | op3(ldfsr_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
116 | |
117 inline void Assembler::ldc( Register s1, Register s2, int crd) { v8_only(); emit_long( op(ldst_op) | fcn(crd) | op3(ldc_op3 ) | rs1(s1) | rs2(s2) ); } | |
118 inline void Assembler::ldc( Register s1, int simm13a, int crd) { v8_only(); emit_data( op(ldst_op) | fcn(crd) | op3(ldc_op3 ) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
119 inline void Assembler::lddc( Register s1, Register s2, int crd) { v8_only(); emit_long( op(ldst_op) | fcn(crd) | op3(lddc_op3 ) | rs1(s1) | rs2(s2) ); } | |
120 inline void Assembler::lddc( Register s1, int simm13a, int crd) { v8_only(); emit_data( op(ldst_op) | fcn(crd) | op3(lddc_op3 ) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
121 inline void Assembler::ldcsr( Register s1, Register s2, int crd) { v8_only(); emit_long( op(ldst_op) | fcn(crd) | op3(ldcsr_op3) | rs1(s1) | rs2(s2) ); } | |
122 inline void Assembler::ldcsr( Register s1, int simm13a, int crd) { v8_only(); emit_data( op(ldst_op) | fcn(crd) | op3(ldcsr_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
123 | |
124 inline void Assembler::ldsb( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldsb_op3) | rs1(s1) | rs2(s2) ); } | |
125 inline void Assembler::ldsb( Register s1, int simm13a, Register d) { emit_data( op(ldst_op) | rd(d) | op3(ldsb_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
126 | |
127 inline void Assembler::ldsh( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldsh_op3) | rs1(s1) | rs2(s2) ); } | |
128 inline void Assembler::ldsh( Register s1, int simm13a, Register d) { emit_data( op(ldst_op) | rd(d) | op3(ldsh_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
129 inline void Assembler::ldsw( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldsw_op3) | rs1(s1) | rs2(s2) ); } | |
130 inline void Assembler::ldsw( Register s1, int simm13a, Register d) { emit_data( op(ldst_op) | rd(d) | op3(ldsw_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
131 inline void Assembler::ldub( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldub_op3) | rs1(s1) | rs2(s2) ); } | |
132 inline void Assembler::ldub( Register s1, int simm13a, Register d) { emit_data( op(ldst_op) | rd(d) | op3(ldub_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
133 inline void Assembler::lduh( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(lduh_op3) | rs1(s1) | rs2(s2) ); } | |
134 inline void Assembler::lduh( Register s1, int simm13a, Register d) { emit_data( op(ldst_op) | rd(d) | op3(lduh_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
135 inline void Assembler::lduw( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(lduw_op3) | rs1(s1) | rs2(s2) ); } | |
136 inline void Assembler::lduw( Register s1, int simm13a, Register d) { emit_data( op(ldst_op) | rd(d) | op3(lduw_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
137 | |
138 inline void Assembler::ldx( Register s1, Register s2, Register d) { v9_only(); emit_long( op(ldst_op) | rd(d) | op3(ldx_op3) | rs1(s1) | rs2(s2) ); } | |
139 inline void Assembler::ldx( Register s1, int simm13a, Register d) { v9_only(); emit_data( op(ldst_op) | rd(d) | op3(ldx_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
140 inline void Assembler::ldd( Register s1, Register s2, Register d) { v9_dep(); assert(d->is_even(), "not even"); emit_long( op(ldst_op) | rd(d) | op3(ldd_op3) | rs1(s1) | rs2(s2) ); } | |
141 inline void Assembler::ldd( Register s1, int simm13a, Register d) { v9_dep(); assert(d->is_even(), "not even"); emit_data( op(ldst_op) | rd(d) | op3(ldd_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
142 | |
143 #ifdef _LP64 | |
144 // Make all 32 bit loads signed so 64 bit registers maintain proper sign | |
727 | 145 inline void Assembler::ld( Register s1, Register s2, Register d) { ldsw( s1, s2, d); } |
146 inline void Assembler::ld( Register s1, int simm13a, Register d) { ldsw( s1, simm13a, d); } | |
0 | 147 #else |
727 | 148 inline void Assembler::ld( Register s1, Register s2, Register d) { lduw( s1, s2, d); } |
149 inline void Assembler::ld( Register s1, int simm13a, Register d) { lduw( s1, simm13a, d); } | |
150 #endif | |
151 | |
152 #ifdef ASSERT | |
153 // ByteSize is only a class when ASSERT is defined, otherwise it's an int. | |
154 # ifdef _LP64 | |
155 inline void Assembler::ld( Register s1, ByteSize simm13a, Register d) { ldsw( s1, in_bytes(simm13a), d); } | |
156 # else | |
157 inline void Assembler::ld( Register s1, ByteSize simm13a, Register d) { lduw( s1, in_bytes(simm13a), d); } | |
158 # endif | |
0 | 159 #endif |
160 | |
727 | 161 inline void Assembler::ld( const Address& a, Register d, int offset) { |
162 if (a.has_index()) { assert(offset == 0, ""); ld( a.base(), a.index(), d); } | |
163 else { ld( a.base(), a.disp() + offset, d); } | |
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164 } |
727 | 165 inline void Assembler::ldsb(const Address& a, Register d, int offset) { |
166 if (a.has_index()) { assert(offset == 0, ""); ldsb(a.base(), a.index(), d); } | |
167 else { ldsb(a.base(), a.disp() + offset, d); } | |
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168 } |
727 | 169 inline void Assembler::ldsh(const Address& a, Register d, int offset) { |
170 if (a.has_index()) { assert(offset == 0, ""); ldsh(a.base(), a.index(), d); } | |
171 else { ldsh(a.base(), a.disp() + offset, d); } | |
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172 } |
727 | 173 inline void Assembler::ldsw(const Address& a, Register d, int offset) { |
174 if (a.has_index()) { assert(offset == 0, ""); ldsw(a.base(), a.index(), d); } | |
175 else { ldsw(a.base(), a.disp() + offset, d); } | |
176 } | |
177 inline void Assembler::ldub(const Address& a, Register d, int offset) { | |
178 if (a.has_index()) { assert(offset == 0, ""); ldub(a.base(), a.index(), d); } | |
179 else { ldub(a.base(), a.disp() + offset, d); } | |
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180 } |
727 | 181 inline void Assembler::lduh(const Address& a, Register d, int offset) { |
182 if (a.has_index()) { assert(offset == 0, ""); lduh(a.base(), a.index(), d); } | |
183 else { lduh(a.base(), a.disp() + offset, d); } | |
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184 } |
727 | 185 inline void Assembler::lduw(const Address& a, Register d, int offset) { |
186 if (a.has_index()) { assert(offset == 0, ""); lduw(a.base(), a.index(), d); } | |
187 else { lduw(a.base(), a.disp() + offset, d); } | |
188 } | |
189 inline void Assembler::ldd( const Address& a, Register d, int offset) { | |
190 if (a.has_index()) { assert(offset == 0, ""); ldd( a.base(), a.index(), d); } | |
191 else { ldd( a.base(), a.disp() + offset, d); } | |
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192 } |
727 | 193 inline void Assembler::ldx( const Address& a, Register d, int offset) { |
194 if (a.has_index()) { assert(offset == 0, ""); ldx( a.base(), a.index(), d); } | |
195 else { ldx( a.base(), a.disp() + offset, d); } | |
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196 } |
727 | 197 |
198 inline void Assembler::ldub(Register s1, RegisterOrConstant s2, Register d) { ldub(Address(s1, s2), d); } | |
199 inline void Assembler::ldsb(Register s1, RegisterOrConstant s2, Register d) { ldsb(Address(s1, s2), d); } | |
200 inline void Assembler::lduh(Register s1, RegisterOrConstant s2, Register d) { lduh(Address(s1, s2), d); } | |
201 inline void Assembler::ldsh(Register s1, RegisterOrConstant s2, Register d) { ldsh(Address(s1, s2), d); } | |
202 inline void Assembler::lduw(Register s1, RegisterOrConstant s2, Register d) { lduw(Address(s1, s2), d); } | |
203 inline void Assembler::ldsw(Register s1, RegisterOrConstant s2, Register d) { ldsw(Address(s1, s2), d); } | |
204 inline void Assembler::ldx( Register s1, RegisterOrConstant s2, Register d) { ldx( Address(s1, s2), d); } | |
205 inline void Assembler::ld( Register s1, RegisterOrConstant s2, Register d) { ld( Address(s1, s2), d); } | |
206 inline void Assembler::ldd( Register s1, RegisterOrConstant s2, Register d) { ldd( Address(s1, s2), d); } | |
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207 |
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208 // form effective addresses this way: |
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209 inline void Assembler::add( Register s1, RegisterOrConstant s2, Register d, int offset) { |
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210 if (s2.is_register()) add(s1, s2.as_register(), d); |
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211 else { add(s1, s2.as_constant() + offset, d); offset = 0; } |
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212 if (offset != 0) add(d, offset, d); |
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213 } |
0 | 214 |
215 inline void Assembler::ldstub( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldstub_op3) | rs1(s1) | rs2(s2) ); } | |
216 inline void Assembler::ldstub( Register s1, int simm13a, Register d) { emit_data( op(ldst_op) | rd(d) | op3(ldstub_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
217 | |
218 | |
219 inline void Assembler::prefetch(Register s1, Register s2, PrefetchFcn f) { v9_only(); emit_long( op(ldst_op) | fcn(f) | op3(prefetch_op3) | rs1(s1) | rs2(s2) ); } | |
220 inline void Assembler::prefetch(Register s1, int simm13a, PrefetchFcn f) { v9_only(); emit_data( op(ldst_op) | fcn(f) | op3(prefetch_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
221 | |
222 inline void Assembler::prefetch(const Address& a, PrefetchFcn f, int offset) { v9_only(); relocate(a.rspec(offset)); prefetch(a.base(), a.disp() + offset, f); } | |
223 | |
224 | |
225 inline void Assembler::rett( Register s1, Register s2 ) { emit_long( op(arith_op) | op3(rett_op3) | rs1(s1) | rs2(s2)); has_delay_slot(); } | |
226 inline void Assembler::rett( Register s1, int simm13a, relocInfo::relocType rt) { emit_data( op(arith_op) | op3(rett_op3) | rs1(s1) | immed(true) | simm(simm13a, 13), rt); has_delay_slot(); } | |
227 | |
228 inline void Assembler::sethi( int imm22a, Register d, RelocationHolder const& rspec ) { emit_data( op(branch_op) | rd(d) | op2(sethi_op2) | hi22(imm22a), rspec); } | |
229 | |
230 // pp 222 | |
231 | |
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232 inline void Assembler::stf( FloatRegisterImpl::Width w, FloatRegister d, Register s1, RegisterOrConstant s2) { |
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233 if (s2.is_register()) stf(w, d, s1, s2.as_register()); |
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234 else stf(w, d, s1, s2.as_constant()); |
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235 } |
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236 |
0 | 237 inline void Assembler::stf( FloatRegisterImpl::Width w, FloatRegister d, Register s1, Register s2) { emit_long( op(ldst_op) | fd(d, w) | alt_op3(stf_op3, w) | rs1(s1) | rs2(s2) ); } |
238 inline void Assembler::stf( FloatRegisterImpl::Width w, FloatRegister d, Register s1, int simm13a) { emit_data( op(ldst_op) | fd(d, w) | alt_op3(stf_op3, w) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
239 | |
240 inline void Assembler::stf( FloatRegisterImpl::Width w, FloatRegister d, const Address& a, int offset) { relocate(a.rspec(offset)); stf(w, d, a.base(), a.disp() + offset); } | |
241 | |
242 inline void Assembler::stfsr( Register s1, Register s2) { v9_dep(); emit_long( op(ldst_op) | op3(stfsr_op3) | rs1(s1) | rs2(s2) ); } | |
243 inline void Assembler::stfsr( Register s1, int simm13a) { v9_dep(); emit_data( op(ldst_op) | op3(stfsr_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
244 inline void Assembler::stxfsr( Register s1, Register s2) { v9_only(); emit_long( op(ldst_op) | rd(G1) | op3(stfsr_op3) | rs1(s1) | rs2(s2) ); } | |
245 inline void Assembler::stxfsr( Register s1, int simm13a) { v9_only(); emit_data( op(ldst_op) | rd(G1) | op3(stfsr_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
246 | |
247 // p 226 | |
248 | |
249 inline void Assembler::stb( Register d, Register s1, Register s2) { emit_long( op(ldst_op) | rd(d) | op3(stb_op3) | rs1(s1) | rs2(s2) ); } | |
250 inline void Assembler::stb( Register d, Register s1, int simm13a) { emit_data( op(ldst_op) | rd(d) | op3(stb_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
251 inline void Assembler::sth( Register d, Register s1, Register s2) { emit_long( op(ldst_op) | rd(d) | op3(sth_op3) | rs1(s1) | rs2(s2) ); } | |
252 inline void Assembler::sth( Register d, Register s1, int simm13a) { emit_data( op(ldst_op) | rd(d) | op3(sth_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
253 inline void Assembler::stw( Register d, Register s1, Register s2) { emit_long( op(ldst_op) | rd(d) | op3(stw_op3) | rs1(s1) | rs2(s2) ); } | |
254 inline void Assembler::stw( Register d, Register s1, int simm13a) { emit_data( op(ldst_op) | rd(d) | op3(stw_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
255 | |
256 | |
257 inline void Assembler::stx( Register d, Register s1, Register s2) { v9_only(); emit_long( op(ldst_op) | rd(d) | op3(stx_op3) | rs1(s1) | rs2(s2) ); } | |
258 inline void Assembler::stx( Register d, Register s1, int simm13a) { v9_only(); emit_data( op(ldst_op) | rd(d) | op3(stx_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
259 inline void Assembler::std( Register d, Register s1, Register s2) { v9_dep(); assert(d->is_even(), "not even"); emit_long( op(ldst_op) | rd(d) | op3(std_op3) | rs1(s1) | rs2(s2) ); } | |
260 inline void Assembler::std( Register d, Register s1, int simm13a) { v9_dep(); assert(d->is_even(), "not even"); emit_data( op(ldst_op) | rd(d) | op3(std_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
261 | |
727 | 262 inline void Assembler::st( Register d, Register s1, Register s2) { stw(d, s1, s2); } |
263 inline void Assembler::st( Register d, Register s1, int simm13a) { stw(d, s1, simm13a); } | |
264 | |
265 #ifdef ASSERT | |
266 // ByteSize is only a class when ASSERT is defined, otherwise it's an int. | |
267 inline void Assembler::st( Register d, Register s1, ByteSize simm13a) { stw(d, s1, in_bytes(simm13a)); } | |
268 #endif | |
0 | 269 |
727 | 270 inline void Assembler::stb(Register d, const Address& a, int offset) { |
271 if (a.has_index()) { assert(offset == 0, ""); stb(d, a.base(), a.index() ); } | |
272 else { stb(d, a.base(), a.disp() + offset); } | |
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273 } |
727 | 274 inline void Assembler::sth(Register d, const Address& a, int offset) { |
275 if (a.has_index()) { assert(offset == 0, ""); sth(d, a.base(), a.index() ); } | |
276 else { sth(d, a.base(), a.disp() + offset); } | |
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277 } |
727 | 278 inline void Assembler::stw(Register d, const Address& a, int offset) { |
279 if (a.has_index()) { assert(offset == 0, ""); stw(d, a.base(), a.index() ); } | |
280 else { stw(d, a.base(), a.disp() + offset); } | |
281 } | |
282 inline void Assembler::st( Register d, const Address& a, int offset) { | |
283 if (a.has_index()) { assert(offset == 0, ""); st( d, a.base(), a.index() ); } | |
284 else { st( d, a.base(), a.disp() + offset); } | |
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285 } |
727 | 286 inline void Assembler::std(Register d, const Address& a, int offset) { |
287 if (a.has_index()) { assert(offset == 0, ""); std(d, a.base(), a.index() ); } | |
288 else { std(d, a.base(), a.disp() + offset); } | |
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289 } |
727 | 290 inline void Assembler::stx(Register d, const Address& a, int offset) { |
291 if (a.has_index()) { assert(offset == 0, ""); stx(d, a.base(), a.index() ); } | |
292 else { stx(d, a.base(), a.disp() + offset); } | |
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293 } |
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294 |
727 | 295 inline void Assembler::stb(Register d, Register s1, RegisterOrConstant s2) { stb(d, Address(s1, s2)); } |
296 inline void Assembler::sth(Register d, Register s1, RegisterOrConstant s2) { sth(d, Address(s1, s2)); } | |
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297 inline void Assembler::stw(Register d, Register s1, RegisterOrConstant s2) { stw(d, Address(s1, s2)); } |
727 | 298 inline void Assembler::stx(Register d, Register s1, RegisterOrConstant s2) { stx(d, Address(s1, s2)); } |
299 inline void Assembler::std(Register d, Register s1, RegisterOrConstant s2) { std(d, Address(s1, s2)); } | |
300 inline void Assembler::st( Register d, Register s1, RegisterOrConstant s2) { st( d, Address(s1, s2)); } | |
0 | 301 |
302 // v8 p 99 | |
303 | |
304 inline void Assembler::stc( int crd, Register s1, Register s2) { v8_only(); emit_long( op(ldst_op) | fcn(crd) | op3(stc_op3 ) | rs1(s1) | rs2(s2) ); } | |
305 inline void Assembler::stc( int crd, Register s1, int simm13a) { v8_only(); emit_data( op(ldst_op) | fcn(crd) | op3(stc_op3 ) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
306 inline void Assembler::stdc( int crd, Register s1, Register s2) { v8_only(); emit_long( op(ldst_op) | fcn(crd) | op3(stdc_op3) | rs1(s1) | rs2(s2) ); } | |
307 inline void Assembler::stdc( int crd, Register s1, int simm13a) { v8_only(); emit_data( op(ldst_op) | fcn(crd) | op3(stdc_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
308 inline void Assembler::stcsr( int crd, Register s1, Register s2) { v8_only(); emit_long( op(ldst_op) | fcn(crd) | op3(stcsr_op3) | rs1(s1) | rs2(s2) ); } | |
309 inline void Assembler::stcsr( int crd, Register s1, int simm13a) { v8_only(); emit_data( op(ldst_op) | fcn(crd) | op3(stcsr_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
310 inline void Assembler::stdcq( int crd, Register s1, Register s2) { v8_only(); emit_long( op(ldst_op) | fcn(crd) | op3(stdcq_op3) | rs1(s1) | rs2(s2) ); } | |
311 inline void Assembler::stdcq( int crd, Register s1, int simm13a) { v8_only(); emit_data( op(ldst_op) | fcn(crd) | op3(stdcq_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
312 | |
313 | |
314 // pp 231 | |
315 | |
316 inline void Assembler::swap( Register s1, Register s2, Register d) { v9_dep(); emit_long( op(ldst_op) | rd(d) | op3(swap_op3) | rs1(s1) | rs2(s2) ); } | |
317 inline void Assembler::swap( Register s1, int simm13a, Register d) { v9_dep(); emit_data( op(ldst_op) | rd(d) | op3(swap_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } | |
318 | |
319 inline void Assembler::swap( Address& a, Register d, int offset ) { relocate(a.rspec(offset)); swap( a.base(), a.disp() + offset, d ); } | |
320 | |
321 | |
322 // Use the right loads/stores for the platform | |
323 inline void MacroAssembler::ld_ptr( Register s1, Register s2, Register d ) { | |
324 #ifdef _LP64 | |
727 | 325 Assembler::ldx(s1, s2, d); |
0 | 326 #else |
727 | 327 Assembler::ld( s1, s2, d); |
0 | 328 #endif |
329 } | |
330 | |
331 inline void MacroAssembler::ld_ptr( Register s1, int simm13a, Register d ) { | |
332 #ifdef _LP64 | |
727 | 333 Assembler::ldx(s1, simm13a, d); |
0 | 334 #else |
727 | 335 Assembler::ld( s1, simm13a, d); |
0 | 336 #endif |
337 } | |
338 | |
727 | 339 #ifdef ASSERT |
340 // ByteSize is only a class when ASSERT is defined, otherwise it's an int. | |
341 inline void MacroAssembler::ld_ptr( Register s1, ByteSize simm13a, Register d ) { | |
342 ld_ptr(s1, in_bytes(simm13a), d); | |
343 } | |
344 #endif | |
345 | |
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346 inline void MacroAssembler::ld_ptr( Register s1, RegisterOrConstant s2, Register d ) { |
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347 #ifdef _LP64 |
727 | 348 Assembler::ldx(s1, s2, d); |
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349 #else |
727 | 350 Assembler::ld( s1, s2, d); |
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351 #endif |
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352 } |
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353 |
727 | 354 inline void MacroAssembler::ld_ptr(const Address& a, Register d, int offset) { |
0 | 355 #ifdef _LP64 |
727 | 356 Assembler::ldx(a, d, offset); |
0 | 357 #else |
727 | 358 Assembler::ld( a, d, offset); |
0 | 359 #endif |
360 } | |
361 | |
362 inline void MacroAssembler::st_ptr( Register d, Register s1, Register s2 ) { | |
363 #ifdef _LP64 | |
727 | 364 Assembler::stx(d, s1, s2); |
0 | 365 #else |
366 Assembler::st( d, s1, s2); | |
367 #endif | |
368 } | |
369 | |
370 inline void MacroAssembler::st_ptr( Register d, Register s1, int simm13a ) { | |
371 #ifdef _LP64 | |
727 | 372 Assembler::stx(d, s1, simm13a); |
0 | 373 #else |
374 Assembler::st( d, s1, simm13a); | |
375 #endif | |
376 } | |
377 | |
727 | 378 #ifdef ASSERT |
379 // ByteSize is only a class when ASSERT is defined, otherwise it's an int. | |
380 inline void MacroAssembler::st_ptr( Register d, Register s1, ByteSize simm13a ) { | |
381 st_ptr(d, s1, in_bytes(simm13a)); | |
382 } | |
383 #endif | |
384 | |
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385 inline void MacroAssembler::st_ptr( Register d, Register s1, RegisterOrConstant s2 ) { |
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386 #ifdef _LP64 |
727 | 387 Assembler::stx(d, s1, s2); |
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388 #else |
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389 Assembler::st( d, s1, s2); |
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390 #endif |
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391 } |
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392 |
727 | 393 inline void MacroAssembler::st_ptr(Register d, const Address& a, int offset) { |
0 | 394 #ifdef _LP64 |
727 | 395 Assembler::stx(d, a, offset); |
0 | 396 #else |
727 | 397 Assembler::st( d, a, offset); |
0 | 398 #endif |
399 } | |
400 | |
401 // Use the right loads/stores for the platform | |
402 inline void MacroAssembler::ld_long( Register s1, Register s2, Register d ) { | |
403 #ifdef _LP64 | |
404 Assembler::ldx(s1, s2, d); | |
405 #else | |
406 Assembler::ldd(s1, s2, d); | |
407 #endif | |
408 } | |
409 | |
410 inline void MacroAssembler::ld_long( Register s1, int simm13a, Register d ) { | |
411 #ifdef _LP64 | |
412 Assembler::ldx(s1, simm13a, d); | |
413 #else | |
414 Assembler::ldd(s1, simm13a, d); | |
415 #endif | |
416 } | |
417 | |
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418 inline void MacroAssembler::ld_long( Register s1, RegisterOrConstant s2, Register d ) { |
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419 #ifdef _LP64 |
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420 Assembler::ldx(s1, s2, d); |
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421 #else |
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422 Assembler::ldd(s1, s2, d); |
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423 #endif |
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424 } |
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425 |
727 | 426 inline void MacroAssembler::ld_long(const Address& a, Register d, int offset) { |
0 | 427 #ifdef _LP64 |
727 | 428 Assembler::ldx(a, d, offset); |
0 | 429 #else |
727 | 430 Assembler::ldd(a, d, offset); |
0 | 431 #endif |
432 } | |
433 | |
434 inline void MacroAssembler::st_long( Register d, Register s1, Register s2 ) { | |
435 #ifdef _LP64 | |
436 Assembler::stx(d, s1, s2); | |
437 #else | |
438 Assembler::std(d, s1, s2); | |
439 #endif | |
440 } | |
441 | |
442 inline void MacroAssembler::st_long( Register d, Register s1, int simm13a ) { | |
443 #ifdef _LP64 | |
444 Assembler::stx(d, s1, simm13a); | |
445 #else | |
446 Assembler::std(d, s1, simm13a); | |
447 #endif | |
448 } | |
449 | |
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450 inline void MacroAssembler::st_long( Register d, Register s1, RegisterOrConstant s2 ) { |
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451 #ifdef _LP64 |
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452 Assembler::stx(d, s1, s2); |
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453 #else |
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454 Assembler::std(d, s1, s2); |
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455 #endif |
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456 } |
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457 |
0 | 458 inline void MacroAssembler::st_long( Register d, const Address& a, int offset ) { |
459 #ifdef _LP64 | |
460 Assembler::stx(d, a, offset); | |
461 #else | |
462 Assembler::std(d, a, offset); | |
463 #endif | |
464 } | |
465 | |
466 // Functions for isolating 64 bit shifts for LP64 | |
467 | |
468 inline void MacroAssembler::sll_ptr( Register s1, Register s2, Register d ) { | |
469 #ifdef _LP64 | |
470 Assembler::sllx(s1, s2, d); | |
471 #else | |
727 | 472 Assembler::sll( s1, s2, d); |
0 | 473 #endif |
474 } | |
475 | |
476 inline void MacroAssembler::sll_ptr( Register s1, int imm6a, Register d ) { | |
477 #ifdef _LP64 | |
478 Assembler::sllx(s1, imm6a, d); | |
479 #else | |
727 | 480 Assembler::sll( s1, imm6a, d); |
0 | 481 #endif |
482 } | |
483 | |
484 inline void MacroAssembler::srl_ptr( Register s1, Register s2, Register d ) { | |
485 #ifdef _LP64 | |
486 Assembler::srlx(s1, s2, d); | |
487 #else | |
727 | 488 Assembler::srl( s1, s2, d); |
0 | 489 #endif |
490 } | |
491 | |
492 inline void MacroAssembler::srl_ptr( Register s1, int imm6a, Register d ) { | |
493 #ifdef _LP64 | |
494 Assembler::srlx(s1, imm6a, d); | |
495 #else | |
727 | 496 Assembler::srl( s1, imm6a, d); |
0 | 497 #endif |
498 } | |
499 | |
665
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500 inline void MacroAssembler::sll_ptr( Register s1, RegisterOrConstant s2, Register d ) { |
623
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501 if (s2.is_register()) sll_ptr(s1, s2.as_register(), d); |
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502 else sll_ptr(s1, s2.as_constant(), d); |
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503 } |
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504 |
0 | 505 // Use the right branch for the platform |
506 | |
507 inline void MacroAssembler::br( Condition c, bool a, Predict p, address d, relocInfo::relocType rt ) { | |
508 if (VM_Version::v9_instructions_work()) | |
509 Assembler::bp(c, a, icc, p, d, rt); | |
510 else | |
511 Assembler::br(c, a, d, rt); | |
512 } | |
513 | |
514 inline void MacroAssembler::br( Condition c, bool a, Predict p, Label& L ) { | |
515 br(c, a, p, target(L)); | |
516 } | |
517 | |
518 | |
519 // Branch that tests either xcc or icc depending on the | |
520 // architecture compiled (LP64 or not) | |
521 inline void MacroAssembler::brx( Condition c, bool a, Predict p, address d, relocInfo::relocType rt ) { | |
522 #ifdef _LP64 | |
523 Assembler::bp(c, a, xcc, p, d, rt); | |
524 #else | |
525 MacroAssembler::br(c, a, p, d, rt); | |
526 #endif | |
527 } | |
528 | |
529 inline void MacroAssembler::brx( Condition c, bool a, Predict p, Label& L ) { | |
530 brx(c, a, p, target(L)); | |
531 } | |
532 | |
533 inline void MacroAssembler::ba( bool a, Label& L ) { | |
534 br(always, a, pt, L); | |
535 } | |
536 | |
537 // Warning: V9 only functions | |
538 inline void MacroAssembler::bp( Condition c, bool a, CC cc, Predict p, address d, relocInfo::relocType rt ) { | |
539 Assembler::bp(c, a, cc, p, d, rt); | |
540 } | |
541 | |
542 inline void MacroAssembler::bp( Condition c, bool a, CC cc, Predict p, Label& L ) { | |
543 Assembler::bp(c, a, cc, p, L); | |
544 } | |
545 | |
546 inline void MacroAssembler::fb( Condition c, bool a, Predict p, address d, relocInfo::relocType rt ) { | |
547 if (VM_Version::v9_instructions_work()) | |
548 fbp(c, a, fcc0, p, d, rt); | |
549 else | |
550 Assembler::fb(c, a, d, rt); | |
551 } | |
552 | |
553 inline void MacroAssembler::fb( Condition c, bool a, Predict p, Label& L ) { | |
554 fb(c, a, p, target(L)); | |
555 } | |
556 | |
557 inline void MacroAssembler::fbp( Condition c, bool a, CC cc, Predict p, address d, relocInfo::relocType rt ) { | |
558 Assembler::fbp(c, a, cc, p, d, rt); | |
559 } | |
560 | |
561 inline void MacroAssembler::fbp( Condition c, bool a, CC cc, Predict p, Label& L ) { | |
562 Assembler::fbp(c, a, cc, p, L); | |
563 } | |
564 | |
565 inline void MacroAssembler::jmp( Register s1, Register s2 ) { jmpl( s1, s2, G0 ); } | |
566 inline void MacroAssembler::jmp( Register s1, int simm13a, RelocationHolder const& rspec ) { jmpl( s1, simm13a, G0, rspec); } | |
567 | |
568 // Call with a check to see if we need to deal with the added | |
569 // expense of relocation and if we overflow the displacement | |
570 // of the quick call instruction./ | |
571 // Check to see if we have to deal with relocations | |
572 inline void MacroAssembler::call( address d, relocInfo::relocType rt ) { | |
573 #ifdef _LP64 | |
574 intptr_t disp; | |
575 // NULL is ok because it will be relocated later. | |
576 // Must change NULL to a reachable address in order to | |
577 // pass asserts here and in wdisp. | |
578 if ( d == NULL ) | |
579 d = pc(); | |
580 | |
581 // Is this address within range of the call instruction? | |
582 // If not, use the expensive instruction sequence | |
583 disp = (intptr_t)d - (intptr_t)pc(); | |
584 if ( disp != (intptr_t)(int32_t)disp ) { | |
585 relocate(rt); | |
727 | 586 AddressLiteral dest(d); |
587 jumpl_to(dest, O7, O7); | |
0 | 588 } |
589 else { | |
590 Assembler::call( d, rt ); | |
591 } | |
592 #else | |
593 Assembler::call( d, rt ); | |
594 #endif | |
595 } | |
596 | |
597 inline void MacroAssembler::call( Label& L, relocInfo::relocType rt ) { | |
598 MacroAssembler::call( target(L), rt); | |
599 } | |
600 | |
601 | |
602 | |
603 inline void MacroAssembler::callr( Register s1, Register s2 ) { jmpl( s1, s2, O7 ); } | |
604 inline void MacroAssembler::callr( Register s1, int simm13a, RelocationHolder const& rspec ) { jmpl( s1, simm13a, O7, rspec); } | |
605 | |
606 // prefetch instruction | |
607 inline void MacroAssembler::iprefetch( address d, relocInfo::relocType rt ) { | |
608 if (VM_Version::v9_instructions_work()) | |
609 Assembler::bp( never, true, xcc, pt, d, rt ); | |
610 } | |
611 inline void MacroAssembler::iprefetch( Label& L) { iprefetch( target(L) ); } | |
612 | |
613 | |
614 // clobbers o7 on V8!! | |
615 // returns delta from gotten pc to addr after | |
616 inline int MacroAssembler::get_pc( Register d ) { | |
617 int x = offset(); | |
618 if (VM_Version::v9_instructions_work()) | |
619 rdpc(d); | |
620 else { | |
621 Label lbl; | |
622 Assembler::call(lbl, relocInfo::none); // No relocation as this is call to pc+0x8 | |
623 if (d == O7) delayed()->nop(); | |
624 else delayed()->mov(O7, d); | |
625 bind(lbl); | |
626 } | |
627 return offset() - x; | |
628 } | |
629 | |
630 | |
631 // Note: All MacroAssembler::set_foo functions are defined out-of-line. | |
632 | |
633 | |
634 // Loads the current PC of the following instruction as an immediate value in | |
635 // 2 instructions. All PCs in the CodeCache are within 2 Gig of each other. | |
636 inline intptr_t MacroAssembler::load_pc_address( Register reg, int bytes_to_skip ) { | |
637 intptr_t thepc = (intptr_t)pc() + 2*BytesPerInstWord + bytes_to_skip; | |
638 #ifdef _LP64 | |
639 Unimplemented(); | |
640 #else | |
641 Assembler::sethi( thepc & ~0x3ff, reg, internal_word_Relocation::spec((address)thepc)); | |
642 Assembler::add(reg,thepc & 0x3ff, reg, internal_word_Relocation::spec((address)thepc)); | |
643 #endif | |
644 return thepc; | |
645 } | |
646 | |
727 | 647 |
648 inline void MacroAssembler::load_contents(AddressLiteral& addrlit, Register d, int offset) { | |
0 | 649 assert_not_delayed(); |
727 | 650 sethi(addrlit, d); |
651 ld(d, addrlit.low10() + offset, d); | |
0 | 652 } |
653 | |
654 | |
727 | 655 inline void MacroAssembler::load_ptr_contents(AddressLiteral& addrlit, Register d, int offset) { |
0 | 656 assert_not_delayed(); |
727 | 657 sethi(addrlit, d); |
658 ld_ptr(d, addrlit.low10() + offset, d); | |
0 | 659 } |
660 | |
661 | |
727 | 662 inline void MacroAssembler::store_contents(Register s, AddressLiteral& addrlit, Register temp, int offset) { |
0 | 663 assert_not_delayed(); |
727 | 664 sethi(addrlit, temp); |
665 st(s, temp, addrlit.low10() + offset); | |
0 | 666 } |
667 | |
668 | |
727 | 669 inline void MacroAssembler::store_ptr_contents(Register s, AddressLiteral& addrlit, Register temp, int offset) { |
0 | 670 assert_not_delayed(); |
727 | 671 sethi(addrlit, temp); |
672 st_ptr(s, temp, addrlit.low10() + offset); | |
0 | 673 } |
674 | |
675 | |
676 // This code sequence is relocatable to any address, even on LP64. | |
727 | 677 inline void MacroAssembler::jumpl_to(AddressLiteral& addrlit, Register temp, Register d, int offset) { |
0 | 678 assert_not_delayed(); |
679 // Force fixed length sethi because NativeJump and NativeFarCall don't handle | |
680 // variable length instruction streams. | |
727 | 681 patchable_sethi(addrlit, temp); |
682 jmpl(temp, addrlit.low10() + offset, d); | |
0 | 683 } |
684 | |
685 | |
727 | 686 inline void MacroAssembler::jump_to(AddressLiteral& addrlit, Register temp, int offset) { |
687 jumpl_to(addrlit, temp, G0, offset); | |
0 | 688 } |
689 | |
690 | |
727 | 691 inline void MacroAssembler::jump_indirect_to(Address& a, Register temp, |
692 int ld_offset, int jmp_offset) { | |
710 | 693 assert_not_delayed(); |
727 | 694 //sethi(al); // sethi is caller responsibility for this one |
710 | 695 ld_ptr(a, temp, ld_offset); |
696 jmp(temp, jmp_offset); | |
697 } | |
698 | |
699 | |
727 | 700 inline void MacroAssembler::set_oop(jobject obj, Register d) { |
701 set_oop(allocate_oop_address(obj), d); | |
0 | 702 } |
703 | |
704 | |
727 | 705 inline void MacroAssembler::set_oop_constant(jobject obj, Register d) { |
706 set_oop(constant_oop_address(obj), d); | |
0 | 707 } |
708 | |
709 | |
727 | 710 inline void MacroAssembler::set_oop(AddressLiteral& obj_addr, Register d) { |
711 assert(obj_addr.rspec().type() == relocInfo::oop_type, "must be an oop reloc"); | |
712 set(obj_addr, d); | |
0 | 713 } |
714 | |
715 | |
716 inline void MacroAssembler::load_argument( Argument& a, Register d ) { | |
717 if (a.is_register()) | |
718 mov(a.as_register(), d); | |
719 else | |
720 ld (a.as_address(), d); | |
721 } | |
722 | |
723 inline void MacroAssembler::store_argument( Register s, Argument& a ) { | |
724 if (a.is_register()) | |
725 mov(s, a.as_register()); | |
726 else | |
727 st_ptr (s, a.as_address()); // ABI says everything is right justified. | |
728 } | |
729 | |
730 inline void MacroAssembler::store_ptr_argument( Register s, Argument& a ) { | |
731 if (a.is_register()) | |
732 mov(s, a.as_register()); | |
733 else | |
734 st_ptr (s, a.as_address()); | |
735 } | |
736 | |
737 | |
738 #ifdef _LP64 | |
739 inline void MacroAssembler::store_float_argument( FloatRegister s, Argument& a ) { | |
740 if (a.is_float_register()) | |
741 // V9 ABI has F1, F3, F5 are used to pass instead of O0, O1, O2 | |
742 fmov(FloatRegisterImpl::S, s, a.as_float_register() ); | |
743 else | |
744 // Floats are stored in the high half of the stack entry | |
745 // The low half is undefined per the ABI. | |
746 stf(FloatRegisterImpl::S, s, a.as_address(), sizeof(jfloat)); | |
747 } | |
748 | |
749 inline void MacroAssembler::store_double_argument( FloatRegister s, Argument& a ) { | |
750 if (a.is_float_register()) | |
751 // V9 ABI has D0, D2, D4 are used to pass instead of O0, O1, O2 | |
752 fmov(FloatRegisterImpl::D, s, a.as_double_register() ); | |
753 else | |
754 stf(FloatRegisterImpl::D, s, a.as_address()); | |
755 } | |
756 | |
757 inline void MacroAssembler::store_long_argument( Register s, Argument& a ) { | |
758 if (a.is_register()) | |
759 mov(s, a.as_register()); | |
760 else | |
761 stx(s, a.as_address()); | |
762 } | |
763 #endif | |
764 | |
765 inline void MacroAssembler::clrb( Register s1, Register s2) { stb( G0, s1, s2 ); } | |
766 inline void MacroAssembler::clrh( Register s1, Register s2) { sth( G0, s1, s2 ); } | |
767 inline void MacroAssembler::clr( Register s1, Register s2) { stw( G0, s1, s2 ); } | |
768 inline void MacroAssembler::clrx( Register s1, Register s2) { stx( G0, s1, s2 ); } | |
769 | |
770 inline void MacroAssembler::clrb( Register s1, int simm13a) { stb( G0, s1, simm13a); } | |
771 inline void MacroAssembler::clrh( Register s1, int simm13a) { sth( G0, s1, simm13a); } | |
772 inline void MacroAssembler::clr( Register s1, int simm13a) { stw( G0, s1, simm13a); } | |
773 inline void MacroAssembler::clrx( Register s1, int simm13a) { stx( G0, s1, simm13a); } | |
774 | |
775 // returns if membar generates anything, obviously this code should mirror | |
776 // membar below. | |
777 inline bool MacroAssembler::membar_has_effect( Membar_mask_bits const7a ) { | |
778 if( !os::is_MP() ) return false; // Not needed on single CPU | |
779 if( VM_Version::v9_instructions_work() ) { | |
780 const Membar_mask_bits effective_mask = | |
781 Membar_mask_bits(const7a & ~(LoadLoad | LoadStore | StoreStore)); | |
782 return (effective_mask != 0); | |
783 } else { | |
784 return true; | |
785 } | |
786 } | |
787 | |
788 inline void MacroAssembler::membar( Membar_mask_bits const7a ) { | |
789 // Uniprocessors do not need memory barriers | |
790 if (!os::is_MP()) return; | |
791 // Weakened for current Sparcs and TSO. See the v9 manual, sections 8.4.3, | |
792 // 8.4.4.3, a.31 and a.50. | |
793 if( VM_Version::v9_instructions_work() ) { | |
794 // Under TSO, setting bit 3, 2, or 0 is redundant, so the only value | |
795 // of the mmask subfield of const7a that does anything that isn't done | |
796 // implicitly is StoreLoad. | |
797 const Membar_mask_bits effective_mask = | |
798 Membar_mask_bits(const7a & ~(LoadLoad | LoadStore | StoreStore)); | |
799 if ( effective_mask != 0 ) { | |
800 Assembler::membar( effective_mask ); | |
801 } | |
802 } else { | |
803 // stbar is the closest there is on v8. Equivalent to membar(StoreStore). We | |
804 // do not issue the stbar because to my knowledge all v8 machines implement TSO, | |
805 // which guarantees that all stores behave as if an stbar were issued just after | |
806 // each one of them. On these machines, stbar ought to be a nop. There doesn't | |
807 // appear to be an equivalent of membar(StoreLoad) on v8: TSO doesn't require it, | |
808 // it can't be specified by stbar, nor have I come up with a way to simulate it. | |
809 // | |
810 // Addendum. Dave says that ldstub guarantees a write buffer flush to coherent | |
811 // space. Put one here to be on the safe side. | |
812 Assembler::ldstub(SP, 0, G0); | |
813 } | |
814 } |