1 /* 2 * Copyright (c) 1997, 2009, Oracle and/or its affiliates. All rights reserved. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * 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 41 inline int AddressLiteral::low10() const { 42 return Assembler::low10(value()); 43 } 44 45 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 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 ); } 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(); } 101 102 inline void Assembler::ldf(FloatRegisterImpl::Width w, Register s1, RegisterOrConstant s2, FloatRegister d) { 103 if (s2.is_register()) ldf(w, s1, s2.as_register(), d); 104 else ldf(w, s1, s2.as_constant(), d); 105 } 106 107 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); } 109 110 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); } 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 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); } 147 #else 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 159 #endif 160 161 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); } 164 } 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); } 168 } 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); } 172 } 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); } 180 } 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); } 184 } 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); } 192 } 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); } 196 } 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); } 207 208 // form effective addresses this way: 209 inline void Assembler::add(Register s1, RegisterOrConstant s2, Register d, int offset) { 210 if (s2.is_register()) add(s1, s2.as_register(), d); 211 else { add(s1, s2.as_constant() + offset, d); offset = 0; } 212 if (offset != 0) add(d, offset, d); 213 } 214 215 inline void Assembler::andn(Register s1, RegisterOrConstant s2, Register d) { 216 if (s2.is_register()) andn(s1, s2.as_register(), d); 217 else andn(s1, s2.as_constant(), d); 218 } 219 220 inline void Assembler::ldstub( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldstub_op3) | rs1(s1) | rs2(s2) ); } 221 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)); } 222 223 224 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) ); } 225 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)); } 226 227 inline void Assembler::prefetch(const Address& a, PrefetchFcn f, int offset) { v9_only(); relocate(a.rspec(offset)); prefetch(a.base(), a.disp() + offset, f); } 228 229 230 inline void Assembler::rett( Register s1, Register s2 ) { emit_long( op(arith_op) | op3(rett_op3) | rs1(s1) | rs2(s2)); has_delay_slot(); } 231 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(); } 232 233 inline void Assembler::sethi( int imm22a, Register d, RelocationHolder const& rspec ) { emit_data( op(branch_op) | rd(d) | op2(sethi_op2) | hi22(imm22a), rspec); } 234 235 // pp 222 236 237 inline void Assembler::stf( FloatRegisterImpl::Width w, FloatRegister d, Register s1, RegisterOrConstant s2) { 238 if (s2.is_register()) stf(w, d, s1, s2.as_register()); 239 else stf(w, d, s1, s2.as_constant()); 240 } 241 242 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) ); } 243 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)); } 244 245 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); } 246 247 inline void Assembler::stfsr( Register s1, Register s2) { v9_dep(); emit_long( op(ldst_op) | op3(stfsr_op3) | rs1(s1) | rs2(s2) ); } 248 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)); } 249 inline void Assembler::stxfsr( Register s1, Register s2) { v9_only(); emit_long( op(ldst_op) | rd(G1) | op3(stfsr_op3) | rs1(s1) | rs2(s2) ); } 250 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)); } 251 252 // p 226 253 254 inline void Assembler::stb( Register d, Register s1, Register s2) { emit_long( op(ldst_op) | rd(d) | op3(stb_op3) | rs1(s1) | rs2(s2) ); } 255 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)); } 256 inline void Assembler::sth( Register d, Register s1, Register s2) { emit_long( op(ldst_op) | rd(d) | op3(sth_op3) | rs1(s1) | rs2(s2) ); } 257 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)); } 258 inline void Assembler::stw( Register d, Register s1, Register s2) { emit_long( op(ldst_op) | rd(d) | op3(stw_op3) | rs1(s1) | rs2(s2) ); } 259 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)); } 260 261 262 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) ); } 263 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)); } 264 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) ); } 265 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)); } 266 267 inline void Assembler::st( Register d, Register s1, Register s2) { stw(d, s1, s2); } 268 inline void Assembler::st( Register d, Register s1, int simm13a) { stw(d, s1, simm13a); } 269 270 #ifdef ASSERT 271 // ByteSize is only a class when ASSERT is defined, otherwise it's an int. 272 inline void Assembler::st( Register d, Register s1, ByteSize simm13a) { stw(d, s1, in_bytes(simm13a)); } 273 #endif 274 275 inline void Assembler::stb(Register d, const Address& a, int offset) { 276 if (a.has_index()) { assert(offset == 0, ""); stb(d, a.base(), a.index() ); } 277 else { stb(d, a.base(), a.disp() + offset); } 278 } 279 inline void Assembler::sth(Register d, const Address& a, int offset) { 280 if (a.has_index()) { assert(offset == 0, ""); sth(d, a.base(), a.index() ); } 281 else { sth(d, a.base(), a.disp() + offset); } 282 } 283 inline void Assembler::stw(Register d, const Address& a, int offset) { 284 if (a.has_index()) { assert(offset == 0, ""); stw(d, a.base(), a.index() ); } 285 else { stw(d, a.base(), a.disp() + offset); } 286 } 287 inline void Assembler::st( Register d, const Address& a, int offset) { 288 if (a.has_index()) { assert(offset == 0, ""); st( d, a.base(), a.index() ); } 289 else { st( d, a.base(), a.disp() + offset); } 290 } 291 inline void Assembler::std(Register d, const Address& a, int offset) { 292 if (a.has_index()) { assert(offset == 0, ""); std(d, a.base(), a.index() ); } 293 else { std(d, a.base(), a.disp() + offset); } 294 } 295 inline void Assembler::stx(Register d, const Address& a, int offset) { 296 if (a.has_index()) { assert(offset == 0, ""); stx(d, a.base(), a.index() ); } 297 else { stx(d, a.base(), a.disp() + offset); } 298 } 299 300 inline void Assembler::stb(Register d, Register s1, RegisterOrConstant s2) { stb(d, Address(s1, s2)); } 301 inline void Assembler::sth(Register d, Register s1, RegisterOrConstant s2) { sth(d, Address(s1, s2)); } 302 inline void Assembler::stw(Register d, Register s1, RegisterOrConstant s2) { stw(d, Address(s1, s2)); } 303 inline void Assembler::stx(Register d, Register s1, RegisterOrConstant s2) { stx(d, Address(s1, s2)); } 304 inline void Assembler::std(Register d, Register s1, RegisterOrConstant s2) { std(d, Address(s1, s2)); } 305 inline void Assembler::st( Register d, Register s1, RegisterOrConstant s2) { st( d, Address(s1, s2)); } 306 307 // v8 p 99 308 309 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) ); } 310 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)); } 311 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) ); } 312 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)); } 313 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) ); } 314 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)); } 315 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) ); } 316 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)); } 317 318 319 // pp 231 320 321 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) ); } 322 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)); } 323 324 inline void Assembler::swap( Address& a, Register d, int offset ) { relocate(a.rspec(offset)); swap( a.base(), a.disp() + offset, d ); } 325 326 327 // Use the right loads/stores for the platform 328 inline void MacroAssembler::ld_ptr( Register s1, Register s2, Register d ) { 329 #ifdef _LP64 330 Assembler::ldx(s1, s2, d); 331 #else 332 Assembler::ld( s1, s2, d); 333 #endif 334 } 335 336 inline void MacroAssembler::ld_ptr( Register s1, int simm13a, Register d ) { 337 #ifdef _LP64 338 Assembler::ldx(s1, simm13a, d); 339 #else 340 Assembler::ld( s1, simm13a, d); 341 #endif 342 } 343 344 #ifdef ASSERT 345 // ByteSize is only a class when ASSERT is defined, otherwise it's an int. 346 inline void MacroAssembler::ld_ptr( Register s1, ByteSize simm13a, Register d ) { 347 ld_ptr(s1, in_bytes(simm13a), d); 348 } 349 #endif 350 351 inline void MacroAssembler::ld_ptr( Register s1, RegisterOrConstant s2, Register d ) { 352 #ifdef _LP64 353 Assembler::ldx(s1, s2, d); 354 #else 355 Assembler::ld( s1, s2, d); 356 #endif 357 } 358 359 inline void MacroAssembler::ld_ptr(const Address& a, Register d, int offset) { 360 #ifdef _LP64 361 Assembler::ldx(a, d, offset); 362 #else 363 Assembler::ld( a, d, offset); 364 #endif 365 } 366 367 inline void MacroAssembler::st_ptr( Register d, Register s1, Register s2 ) { 368 #ifdef _LP64 369 Assembler::stx(d, s1, s2); 370 #else 371 Assembler::st( d, s1, s2); 372 #endif 373 } 374 375 inline void MacroAssembler::st_ptr( Register d, Register s1, int simm13a ) { 376 #ifdef _LP64 377 Assembler::stx(d, s1, simm13a); 378 #else 379 Assembler::st( d, s1, simm13a); 380 #endif 381 } 382 383 #ifdef ASSERT 384 // ByteSize is only a class when ASSERT is defined, otherwise it's an int. 385 inline void MacroAssembler::st_ptr( Register d, Register s1, ByteSize simm13a ) { 386 st_ptr(d, s1, in_bytes(simm13a)); 387 } 388 #endif 389 390 inline void MacroAssembler::st_ptr( Register d, Register s1, RegisterOrConstant s2 ) { 391 #ifdef _LP64 392 Assembler::stx(d, s1, s2); 393 #else 394 Assembler::st( d, s1, s2); 395 #endif 396 } 397 398 inline void MacroAssembler::st_ptr(Register d, const Address& a, int offset) { 399 #ifdef _LP64 400 Assembler::stx(d, a, offset); 401 #else 402 Assembler::st( d, a, offset); 403 #endif 404 } 405 406 // Use the right loads/stores for the platform 407 inline void MacroAssembler::ld_long( Register s1, Register s2, Register d ) { 408 #ifdef _LP64 409 Assembler::ldx(s1, s2, d); 410 #else 411 Assembler::ldd(s1, s2, d); 412 #endif 413 } 414 415 inline void MacroAssembler::ld_long( Register s1, int simm13a, Register d ) { 416 #ifdef _LP64 417 Assembler::ldx(s1, simm13a, d); 418 #else 419 Assembler::ldd(s1, simm13a, d); 420 #endif 421 } 422 423 inline void MacroAssembler::ld_long( Register s1, RegisterOrConstant s2, Register d ) { 424 #ifdef _LP64 425 Assembler::ldx(s1, s2, d); 426 #else 427 Assembler::ldd(s1, s2, d); 428 #endif 429 } 430 431 inline void MacroAssembler::ld_long(const Address& a, Register d, int offset) { 432 #ifdef _LP64 433 Assembler::ldx(a, d, offset); 434 #else 435 Assembler::ldd(a, d, offset); 436 #endif 437 } 438 439 inline void MacroAssembler::st_long( Register d, Register s1, Register s2 ) { 440 #ifdef _LP64 441 Assembler::stx(d, s1, s2); 442 #else 443 Assembler::std(d, s1, s2); 444 #endif 445 } 446 447 inline void MacroAssembler::st_long( Register d, Register s1, int simm13a ) { 448 #ifdef _LP64 449 Assembler::stx(d, s1, simm13a); 450 #else 451 Assembler::std(d, s1, simm13a); 452 #endif 453 } 454 455 inline void MacroAssembler::st_long( Register d, Register s1, RegisterOrConstant s2 ) { 456 #ifdef _LP64 457 Assembler::stx(d, s1, s2); 458 #else 459 Assembler::std(d, s1, s2); 460 #endif 461 } 462 463 inline void MacroAssembler::st_long( Register d, const Address& a, int offset ) { 464 #ifdef _LP64 465 Assembler::stx(d, a, offset); 466 #else 467 Assembler::std(d, a, offset); 468 #endif 469 } 470 471 // Functions for isolating 64 bit shifts for LP64 472 473 inline void MacroAssembler::sll_ptr( Register s1, Register s2, Register d ) { 474 #ifdef _LP64 475 Assembler::sllx(s1, s2, d); 476 #else 477 Assembler::sll( s1, s2, d); 478 #endif 479 } 480 481 inline void MacroAssembler::sll_ptr( Register s1, int imm6a, Register d ) { 482 #ifdef _LP64 483 Assembler::sllx(s1, imm6a, d); 484 #else 485 Assembler::sll( s1, imm6a, d); 486 #endif 487 } 488 489 inline void MacroAssembler::srl_ptr( Register s1, Register s2, Register d ) { 490 #ifdef _LP64 491 Assembler::srlx(s1, s2, d); 492 #else 493 Assembler::srl( s1, s2, d); 494 #endif 495 } 496 497 inline void MacroAssembler::srl_ptr( Register s1, int imm6a, Register d ) { 498 #ifdef _LP64 499 Assembler::srlx(s1, imm6a, d); 500 #else 501 Assembler::srl( s1, imm6a, d); 502 #endif 503 } 504 505 inline void MacroAssembler::sll_ptr( Register s1, RegisterOrConstant s2, Register d ) { 506 if (s2.is_register()) sll_ptr(s1, s2.as_register(), d); 507 else sll_ptr(s1, s2.as_constant(), d); 508 } 509 510 // Use the right branch for the platform 511 512 inline void MacroAssembler::br( Condition c, bool a, Predict p, address d, relocInfo::relocType rt ) { 513 if (VM_Version::v9_instructions_work()) 514 Assembler::bp(c, a, icc, p, d, rt); 515 else 516 Assembler::br(c, a, d, rt); 517 } 518 519 inline void MacroAssembler::br( Condition c, bool a, Predict p, Label& L ) { 520 br(c, a, p, target(L)); 521 } 522 523 524 // Branch that tests either xcc or icc depending on the 525 // architecture compiled (LP64 or not) 526 inline void MacroAssembler::brx( Condition c, bool a, Predict p, address d, relocInfo::relocType rt ) { 527 #ifdef _LP64 528 Assembler::bp(c, a, xcc, p, d, rt); 529 #else 530 MacroAssembler::br(c, a, p, d, rt); 531 #endif 532 } 533 534 inline void MacroAssembler::brx( Condition c, bool a, Predict p, Label& L ) { 535 brx(c, a, p, target(L)); 536 } 537 538 inline void MacroAssembler::ba( bool a, Label& L ) { 539 br(always, a, pt, L); 540 } 541 542 // Warning: V9 only functions 543 inline void MacroAssembler::bp( Condition c, bool a, CC cc, Predict p, address d, relocInfo::relocType rt ) { 544 Assembler::bp(c, a, cc, p, d, rt); 545 } 546 547 inline void MacroAssembler::bp( Condition c, bool a, CC cc, Predict p, Label& L ) { 548 Assembler::bp(c, a, cc, p, L); 549 } 550 551 inline void MacroAssembler::fb( Condition c, bool a, Predict p, address d, relocInfo::relocType rt ) { 552 if (VM_Version::v9_instructions_work()) 553 fbp(c, a, fcc0, p, d, rt); 554 else 555 Assembler::fb(c, a, d, rt); 556 } 557 558 inline void MacroAssembler::fb( Condition c, bool a, Predict p, Label& L ) { 559 fb(c, a, p, target(L)); 560 } 561 562 inline void MacroAssembler::fbp( Condition c, bool a, CC cc, Predict p, address d, relocInfo::relocType rt ) { 563 Assembler::fbp(c, a, cc, p, d, rt); 564 } 565 566 inline void MacroAssembler::fbp( Condition c, bool a, CC cc, Predict p, Label& L ) { 567 Assembler::fbp(c, a, cc, p, L); 568 } 569 570 inline void MacroAssembler::jmp( Register s1, Register s2 ) { jmpl( s1, s2, G0 ); } 571 inline void MacroAssembler::jmp( Register s1, int simm13a, RelocationHolder const& rspec ) { jmpl( s1, simm13a, G0, rspec); } 572 573 // Call with a check to see if we need to deal with the added 574 // expense of relocation and if we overflow the displacement 575 // of the quick call instruction./ 576 // Check to see if we have to deal with relocations 577 inline void MacroAssembler::call( address d, relocInfo::relocType rt ) { 578 #ifdef _LP64 579 intptr_t disp; 580 // NULL is ok because it will be relocated later. 581 // Must change NULL to a reachable address in order to 582 // pass asserts here and in wdisp. 583 if ( d == NULL ) 584 d = pc(); 585 586 // Is this address within range of the call instruction? 587 // If not, use the expensive instruction sequence 588 disp = (intptr_t)d - (intptr_t)pc(); 589 if ( disp != (intptr_t)(int32_t)disp ) { 590 relocate(rt); 591 AddressLiteral dest(d); 592 jumpl_to(dest, O7, O7); 593 } 594 else { 595 Assembler::call( d, rt ); 596 } 597 #else 598 Assembler::call( d, rt ); 599 #endif 600 } 601 602 inline void MacroAssembler::call( Label& L, relocInfo::relocType rt ) { 603 MacroAssembler::call( target(L), rt); 604 } 605 606 607 608 inline void MacroAssembler::callr( Register s1, Register s2 ) { jmpl( s1, s2, O7 ); } 609 inline void MacroAssembler::callr( Register s1, int simm13a, RelocationHolder const& rspec ) { jmpl( s1, simm13a, O7, rspec); } 610 611 // prefetch instruction 612 inline void MacroAssembler::iprefetch( address d, relocInfo::relocType rt ) { 613 if (VM_Version::v9_instructions_work()) 614 Assembler::bp( never, true, xcc, pt, d, rt ); 615 } 616 inline void MacroAssembler::iprefetch( Label& L) { iprefetch( target(L) ); } 617 618 619 // clobbers o7 on V8!! 620 // returns delta from gotten pc to addr after 621 inline int MacroAssembler::get_pc( Register d ) { 622 int x = offset(); 623 if (VM_Version::v9_instructions_work()) 624 rdpc(d); 625 else { 626 Label lbl; 627 Assembler::call(lbl, relocInfo::none); // No relocation as this is call to pc+0x8 628 if (d == O7) delayed()->nop(); 629 else delayed()->mov(O7, d); 630 bind(lbl); 631 } 632 return offset() - x; 633 } 634 635 636 // Note: All MacroAssembler::set_foo functions are defined out-of-line. 637 638 639 // Loads the current PC of the following instruction as an immediate value in 640 // 2 instructions. All PCs in the CodeCache are within 2 Gig of each other. 641 inline intptr_t MacroAssembler::load_pc_address( Register reg, int bytes_to_skip ) { 642 intptr_t thepc = (intptr_t)pc() + 2*BytesPerInstWord + bytes_to_skip; 643 #ifdef _LP64 644 Unimplemented(); 645 #else 646 Assembler::sethi( thepc & ~0x3ff, reg, internal_word_Relocation::spec((address)thepc)); 647 Assembler::add(reg,thepc & 0x3ff, reg, internal_word_Relocation::spec((address)thepc)); 648 #endif 649 return thepc; 650 } 651 652 653 inline void MacroAssembler::load_contents(const AddressLiteral& addrlit, Register d, int offset) { 654 assert_not_delayed(); 655 sethi(addrlit, d); 656 ld(d, addrlit.low10() + offset, d); 657 } 658 659 660 inline void MacroAssembler::load_ptr_contents(const AddressLiteral& addrlit, Register d, int offset) { 661 assert_not_delayed(); 662 sethi(addrlit, d); 663 ld_ptr(d, addrlit.low10() + offset, d); 664 } 665 666 667 inline void MacroAssembler::store_contents(Register s, const AddressLiteral& addrlit, Register temp, int offset) { 668 assert_not_delayed(); 669 sethi(addrlit, temp); 670 st(s, temp, addrlit.low10() + offset); 671 } 672 673 674 inline void MacroAssembler::store_ptr_contents(Register s, const AddressLiteral& addrlit, Register temp, int offset) { 675 assert_not_delayed(); 676 sethi(addrlit, temp); 677 st_ptr(s, temp, addrlit.low10() + offset); 678 } 679 680 681 // This code sequence is relocatable to any address, even on LP64. 682 inline void MacroAssembler::jumpl_to(const AddressLiteral& addrlit, Register temp, Register d, int offset) { 683 assert_not_delayed(); 684 // Force fixed length sethi because NativeJump and NativeFarCall don't handle 685 // variable length instruction streams. 686 patchable_sethi(addrlit, temp); 687 jmpl(temp, addrlit.low10() + offset, d); 688 } 689 690 691 inline void MacroAssembler::jump_to(const AddressLiteral& addrlit, Register temp, int offset) { 692 jumpl_to(addrlit, temp, G0, offset); 693 } 694 695 696 inline void MacroAssembler::jump_indirect_to(Address& a, Register temp, 697 int ld_offset, int jmp_offset) { 698 assert_not_delayed(); 699 //sethi(al); // sethi is caller responsibility for this one 700 ld_ptr(a, temp, ld_offset); 701 jmp(temp, jmp_offset); 702 } 703 704 705 inline void MacroAssembler::set_oop(jobject obj, Register d) { 706 set_oop(allocate_oop_address(obj), d); 707 } 708 709 710 inline void MacroAssembler::set_oop_constant(jobject obj, Register d) { 711 set_oop(constant_oop_address(obj), d); 712 } 713 714 715 inline void MacroAssembler::set_oop(const AddressLiteral& obj_addr, Register d) { 716 assert(obj_addr.rspec().type() == relocInfo::oop_type, "must be an oop reloc"); 717 set(obj_addr, d); 718 } 719 720 721 inline void MacroAssembler::load_argument( Argument& a, Register d ) { 722 if (a.is_register()) 723 mov(a.as_register(), d); 724 else 725 ld (a.as_address(), d); 726 } 727 728 inline void MacroAssembler::store_argument( Register s, Argument& a ) { 729 if (a.is_register()) 730 mov(s, a.as_register()); 731 else 732 st_ptr (s, a.as_address()); // ABI says everything is right justified. 733 } 734 735 inline void MacroAssembler::store_ptr_argument( Register s, Argument& a ) { 736 if (a.is_register()) 737 mov(s, a.as_register()); 738 else 739 st_ptr (s, a.as_address()); 740 } 741 742 743 #ifdef _LP64 744 inline void MacroAssembler::store_float_argument( FloatRegister s, Argument& a ) { 745 if (a.is_float_register()) 746 // V9 ABI has F1, F3, F5 are used to pass instead of O0, O1, O2 747 fmov(FloatRegisterImpl::S, s, a.as_float_register() ); 748 else 749 // Floats are stored in the high half of the stack entry 750 // The low half is undefined per the ABI. 751 stf(FloatRegisterImpl::S, s, a.as_address(), sizeof(jfloat)); 752 } 753 754 inline void MacroAssembler::store_double_argument( FloatRegister s, Argument& a ) { 755 if (a.is_float_register()) 756 // V9 ABI has D0, D2, D4 are used to pass instead of O0, O1, O2 757 fmov(FloatRegisterImpl::D, s, a.as_double_register() ); 758 else 759 stf(FloatRegisterImpl::D, s, a.as_address()); 760 } 761 762 inline void MacroAssembler::store_long_argument( Register s, Argument& a ) { 763 if (a.is_register()) 764 mov(s, a.as_register()); 765 else 766 stx(s, a.as_address()); 767 } 768 #endif 769 770 inline void MacroAssembler::clrb( Register s1, Register s2) { stb( G0, s1, s2 ); } 771 inline void MacroAssembler::clrh( Register s1, Register s2) { sth( G0, s1, s2 ); } 772 inline void MacroAssembler::clr( Register s1, Register s2) { stw( G0, s1, s2 ); } 773 inline void MacroAssembler::clrx( Register s1, Register s2) { stx( G0, s1, s2 ); } 774 775 inline void MacroAssembler::clrb( Register s1, int simm13a) { stb( G0, s1, simm13a); } 776 inline void MacroAssembler::clrh( Register s1, int simm13a) { sth( G0, s1, simm13a); } 777 inline void MacroAssembler::clr( Register s1, int simm13a) { stw( G0, s1, simm13a); } 778 inline void MacroAssembler::clrx( Register s1, int simm13a) { stx( G0, s1, simm13a); } 779 780 // returns if membar generates anything, obviously this code should mirror 781 // membar below. 782 inline bool MacroAssembler::membar_has_effect( Membar_mask_bits const7a ) { 783 if( !os::is_MP() ) return false; // Not needed on single CPU 784 if( VM_Version::v9_instructions_work() ) { 785 const Membar_mask_bits effective_mask = 786 Membar_mask_bits(const7a & ~(LoadLoad | LoadStore | StoreStore)); 787 return (effective_mask != 0); 788 } else { 789 return true; 790 } 791 } 792 793 inline void MacroAssembler::membar( Membar_mask_bits const7a ) { 794 // Uniprocessors do not need memory barriers 795 if (!os::is_MP()) return; 796 // Weakened for current Sparcs and TSO. See the v9 manual, sections 8.4.3, 797 // 8.4.4.3, a.31 and a.50. 798 if( VM_Version::v9_instructions_work() ) { 799 // Under TSO, setting bit 3, 2, or 0 is redundant, so the only value 800 // of the mmask subfield of const7a that does anything that isn't done 801 // implicitly is StoreLoad. 802 const Membar_mask_bits effective_mask = 803 Membar_mask_bits(const7a & ~(LoadLoad | LoadStore | StoreStore)); 804 if ( effective_mask != 0 ) { 805 Assembler::membar( effective_mask ); 806 } 807 } else { 808 // stbar is the closest there is on v8. Equivalent to membar(StoreStore). We 809 // do not issue the stbar because to my knowledge all v8 machines implement TSO, 810 // which guarantees that all stores behave as if an stbar were issued just after 811 // each one of them. On these machines, stbar ought to be a nop. There doesn't 812 // appear to be an equivalent of membar(StoreLoad) on v8: TSO doesn't require it, 813 // it can't be specified by stbar, nor have I come up with a way to simulate it. 814 // 815 // Addendum. Dave says that ldstub guarantees a write buffer flush to coherent 816 // space. Put one here to be on the safe side. 817 Assembler::ldstub(SP, 0, G0); 818 } 819 }