assembler_sparc.inline.hpp revision 1472:c18cbe5936b8
1341572Sslavash/* 2341572Sslavash * Copyright (c) 1997, 2009, Oracle and/or its affiliates. All rights reserved. 3341572Sslavash * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4341572Sslavash * 5341572Sslavash * This code is free software; you can redistribute it and/or modify it 6341572Sslavash * under the terms of the GNU General Public License version 2 only, as 7341572Sslavash * published by the Free Software Foundation. 8341572Sslavash * 9341572Sslavash * This code is distributed in the hope that it will be useful, but WITHOUT 10341572Sslavash * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11341572Sslavash * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12341572Sslavash * version 2 for more details (a copy is included in the LICENSE file that 13341572Sslavash * accompanied this code). 14341572Sslavash * 15341572Sslavash * You should have received a copy of the GNU General Public License version 16341572Sslavash * 2 along with this work; if not, write to the Free Software Foundation, 17341572Sslavash * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18341572Sslavash * 19341572Sslavash * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20341572Sslavash * or visit www.oracle.com if you need additional information or have any 21341572Sslavash * questions. 22341572Sslavash * 23341572Sslavash */ 24341572Sslavash 25341572Sslavashinline void MacroAssembler::pd_patch_instruction(address branch, address target) { 26341572Sslavash jint& stub_inst = *(jint*) branch; 27341572Sslavash stub_inst = patched_branch(target - branch, stub_inst, 0); 28341572Sslavash} 29341572Sslavash 30341572Sslavash#ifndef PRODUCT 31341572Sslavashinline void MacroAssembler::pd_print_patched_instruction(address branch) { 32341572Sslavash jint stub_inst = *(jint*) branch; 33341572Sslavash print_instruction(stub_inst); 34341572Sslavash ::tty->print("%s", " (unresolved)"); 35341572Sslavash} 36341572Sslavash#endif // PRODUCT 37341572Sslavash 38341572Sslavashinline bool Address::is_simm13(int offset) { return Assembler::is_simm13(disp() + offset); } 39341572Sslavash 40341572Sslavash 41341572Sslavashinline int AddressLiteral::low10() const { 42341572Sslavash return Assembler::low10(value()); 43341572Sslavash} 44341572Sslavash 45341572Sslavash 46341572Sslavash// inlines for SPARC assembler -- dmu 5/97 47341572Sslavash 48341572Sslavashinline void Assembler::check_delay() { 49341572Sslavash# ifdef CHECK_DELAY 50341572Sslavash guarantee( delay_state != at_delay_slot, "must say delayed() when filling delay slot"); 51341572Sslavash delay_state = no_delay; 52341572Sslavash# endif 53341572Sslavash} 54341572Sslavash 55341572Sslavashinline void Assembler::emit_long(int x) { 56341572Sslavash check_delay(); 57341572Sslavash AbstractAssembler::emit_long(x); 58341572Sslavash} 59341572Sslavash 60341572Sslavashinline void Assembler::emit_data(int x, relocInfo::relocType rtype) { 61341572Sslavash relocate(rtype); 62341572Sslavash emit_long(x); 63341572Sslavash} 64341572Sslavash 65341572Sslavashinline void Assembler::emit_data(int x, RelocationHolder const& rspec) { 66341572Sslavash relocate(rspec); 67341572Sslavash emit_long(x); 68341572Sslavash} 69341572Sslavash 70341572Sslavash 71341572Sslavashinline void Assembler::add(Register s1, Register s2, Register d ) { emit_long( op(arith_op) | rd(d) | op3(add_op3) | rs1(s1) | rs2(s2) ); } 72341572Sslavashinline 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 ); } 73341572Sslavashinline 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 ); } 74341572Sslavash 75341572Sslavashinline 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(); } 76341572Sslavashinline void Assembler::bpr( RCondition c, bool a, Predict p, Register s1, Label& L) { bpr( c, a, p, s1, target(L)); } 77341572Sslavash 78341572Sslavashinline 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(); } 79341572Sslavashinline void Assembler::fb( Condition c, bool a, Label& L ) { fb(c, a, target(L)); } 80341572Sslavash 81341572Sslavashinline 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(); } 82341572Sslavashinline void Assembler::fbp( Condition c, bool a, CC cc, Predict p, Label& L ) { fbp(c, a, cc, p, target(L)); } 83341572Sslavash 84341572Sslavashinline 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(); } 85341572Sslavashinline void Assembler::cb( Condition c, bool a, Label& L ) { cb(c, a, target(L)); } 86341572Sslavash 87341572Sslavashinline 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(); } 88341572Sslavashinline void Assembler::br( Condition c, bool a, Label& L ) { br(c, a, target(L)); } 89341572Sslavash 90341572Sslavashinline 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(); } 91341572Sslavashinline void Assembler::bp( Condition c, bool a, CC cc, Predict p, Label& L ) { bp(c, a, cc, p, target(L)); } 92341572Sslavash 93341572Sslavashinline 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"); } 94341572Sslavashinline void Assembler::call( Label& L, relocInfo::relocType rt ) { call( target(L), rt); } 95341572Sslavash 96341572Sslavashinline void Assembler::flush( Register s1, Register s2) { emit_long( op(arith_op) | op3(flush_op3) | rs1(s1) | rs2(s2)); } 97341572Sslavashinline void Assembler::flush( Register s1, int simm13a) { emit_data( op(arith_op) | op3(flush_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } 98341572Sslavash 99341572Sslavashinline 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(); } 100341572Sslavashinline 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(); } 101341572Sslavash 102341572Sslavashinline void Assembler::ldf(FloatRegisterImpl::Width w, Register s1, RegisterOrConstant s2, FloatRegister d) { 103341572Sslavash if (s2.is_register()) ldf(w, s1, s2.as_register(), d); 104341572Sslavash else ldf(w, s1, s2.as_constant(), d); 105341572Sslavash} 106341572Sslavash 107341572Sslavashinline 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) ); } 108341572Sslavashinline 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); } 109341572Sslavash 110341572Sslavashinline 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); } 111341572Sslavash 112341572Sslavashinline void Assembler::ldfsr( Register s1, Register s2) { v9_dep(); emit_long( op(ldst_op) | op3(ldfsr_op3) | rs1(s1) | rs2(s2) ); } 113341572Sslavashinline void Assembler::ldfsr( Register s1, int simm13a) { v9_dep(); emit_data( op(ldst_op) | op3(ldfsr_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } 114341572Sslavashinline void Assembler::ldxfsr( Register s1, Register s2) { v9_only(); emit_long( op(ldst_op) | rd(G1) | op3(ldfsr_op3) | rs1(s1) | rs2(s2) ); } 115341572Sslavashinline 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)); } 116341572Sslavash 117341572Sslavashinline 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) ); } 118341572Sslavashinline 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)); } 119341572Sslavashinline 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) ); } 120341572Sslavashinline 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)); } 121341572Sslavashinline 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) ); } 122341572Sslavashinline 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)); } 123341572Sslavash 124341572Sslavashinline void Assembler::ldsb( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldsb_op3) | rs1(s1) | rs2(s2) ); } 125341572Sslavashinline 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)); } 126341572Sslavash 127341572Sslavashinline void Assembler::ldsh( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldsh_op3) | rs1(s1) | rs2(s2) ); } 128341572Sslavashinline 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)); } 129341572Sslavashinline void Assembler::ldsw( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldsw_op3) | rs1(s1) | rs2(s2) ); } 130341572Sslavashinline 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)); } 131341572Sslavashinline void Assembler::ldub( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldub_op3) | rs1(s1) | rs2(s2) ); } 132341572Sslavashinline 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)); } 133341572Sslavashinline void Assembler::lduh( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(lduh_op3) | rs1(s1) | rs2(s2) ); } 134341572Sslavashinline 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)); } 135341572Sslavashinline void Assembler::lduw( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(lduw_op3) | rs1(s1) | rs2(s2) ); } 136341572Sslavashinline 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)); } 137341572Sslavash 138341572Sslavashinline 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) ); } 139341572Sslavashinline 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)); } 140341572Sslavashinline 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) ); } 141341572Sslavashinline 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)); } 142341572Sslavash 143341572Sslavash#ifdef _LP64 144341572Sslavash// Make all 32 bit loads signed so 64 bit registers maintain proper sign 145341572Sslavashinline void Assembler::ld( Register s1, Register s2, Register d) { ldsw( s1, s2, d); } 146341572Sslavashinline void Assembler::ld( Register s1, int simm13a, Register d) { ldsw( s1, simm13a, d); } 147341572Sslavash#else 148341572Sslavashinline void Assembler::ld( Register s1, Register s2, Register d) { lduw( s1, s2, d); } 149341572Sslavashinline void Assembler::ld( Register s1, int simm13a, Register d) { lduw( s1, simm13a, d); } 150341572Sslavash#endif 151341572Sslavash 152341572Sslavash#ifdef ASSERT 153341572Sslavash // ByteSize is only a class when ASSERT is defined, otherwise it's an int. 154341572Sslavash# ifdef _LP64 155341572Sslavashinline void Assembler::ld( Register s1, ByteSize simm13a, Register d) { ldsw( s1, in_bytes(simm13a), d); } 156341572Sslavash# else 157341572Sslavashinline void Assembler::ld( Register s1, ByteSize simm13a, Register d) { lduw( s1, in_bytes(simm13a), d); } 158341572Sslavash# endif 159341572Sslavash#endif 160341572Sslavash 161341572Sslavashinline void Assembler::ld( const Address& a, Register d, int offset) { 162341572Sslavash if (a.has_index()) { assert(offset == 0, ""); ld( a.base(), a.index(), d); } 163341572Sslavash else { ld( a.base(), a.disp() + offset, d); } 164341572Sslavash} 165341572Sslavashinline void Assembler::ldsb(const Address& a, Register d, int offset) { 166341572Sslavash if (a.has_index()) { assert(offset == 0, ""); ldsb(a.base(), a.index(), d); } 167341572Sslavash else { ldsb(a.base(), a.disp() + offset, d); } 168341572Sslavash} 169341572Sslavashinline void Assembler::ldsh(const Address& a, Register d, int offset) { 170341572Sslavash if (a.has_index()) { assert(offset == 0, ""); ldsh(a.base(), a.index(), d); } 171341572Sslavash else { ldsh(a.base(), a.disp() + offset, d); } 172341572Sslavash} 173341572Sslavashinline void Assembler::ldsw(const Address& a, Register d, int offset) { 174341572Sslavash if (a.has_index()) { assert(offset == 0, ""); ldsw(a.base(), a.index(), d); } 175341572Sslavash else { ldsw(a.base(), a.disp() + offset, d); } 176341572Sslavash} 177341572Sslavashinline void Assembler::ldub(const Address& a, Register d, int offset) { 178341572Sslavash if (a.has_index()) { assert(offset == 0, ""); ldub(a.base(), a.index(), d); } 179341572Sslavash else { ldub(a.base(), a.disp() + offset, d); } 180341572Sslavash} 181341572Sslavashinline void Assembler::lduh(const Address& a, Register d, int offset) { 182341572Sslavash if (a.has_index()) { assert(offset == 0, ""); lduh(a.base(), a.index(), d); } 183341572Sslavash else { lduh(a.base(), a.disp() + offset, d); } 184341572Sslavash} 185341572Sslavashinline void Assembler::lduw(const Address& a, Register d, int offset) { 186341572Sslavash if (a.has_index()) { assert(offset == 0, ""); lduw(a.base(), a.index(), d); } 187341572Sslavash else { lduw(a.base(), a.disp() + offset, d); } 188341572Sslavash} 189341572Sslavashinline void Assembler::ldd( const Address& a, Register d, int offset) { 190341572Sslavash if (a.has_index()) { assert(offset == 0, ""); ldd( a.base(), a.index(), d); } 191341572Sslavash else { ldd( a.base(), a.disp() + offset, d); } 192341572Sslavash} 193341572Sslavashinline void Assembler::ldx( const Address& a, Register d, int offset) { 194341572Sslavash if (a.has_index()) { assert(offset == 0, ""); ldx( a.base(), a.index(), d); } 195341572Sslavash else { ldx( a.base(), a.disp() + offset, d); } 196341572Sslavash} 197341572Sslavash 198341572Sslavashinline void Assembler::ldub(Register s1, RegisterOrConstant s2, Register d) { ldub(Address(s1, s2), d); } 199341572Sslavashinline void Assembler::ldsb(Register s1, RegisterOrConstant s2, Register d) { ldsb(Address(s1, s2), d); } 200341572Sslavashinline void Assembler::lduh(Register s1, RegisterOrConstant s2, Register d) { lduh(Address(s1, s2), d); } 201341572Sslavashinline void Assembler::ldsh(Register s1, RegisterOrConstant s2, Register d) { ldsh(Address(s1, s2), d); } 202341572Sslavashinline void Assembler::lduw(Register s1, RegisterOrConstant s2, Register d) { lduw(Address(s1, s2), d); } 203341572Sslavashinline void Assembler::ldsw(Register s1, RegisterOrConstant s2, Register d) { ldsw(Address(s1, s2), d); } 204341572Sslavashinline void Assembler::ldx( Register s1, RegisterOrConstant s2, Register d) { ldx( Address(s1, s2), d); } 205341572Sslavashinline void Assembler::ld( Register s1, RegisterOrConstant s2, Register d) { ld( Address(s1, s2), d); } 206341572Sslavashinline void Assembler::ldd( Register s1, RegisterOrConstant s2, Register d) { ldd( Address(s1, s2), d); } 207341572Sslavash 208341572Sslavash// form effective addresses this way: 209341572Sslavashinline void Assembler::add(Register s1, RegisterOrConstant s2, Register d, int offset) { 210341572Sslavash if (s2.is_register()) add(s1, s2.as_register(), d); 211341572Sslavash else { add(s1, s2.as_constant() + offset, d); offset = 0; } 212341572Sslavash if (offset != 0) add(d, offset, d); 213341572Sslavash} 214341572Sslavash 215341572Sslavashinline void Assembler::andn(Register s1, RegisterOrConstant s2, Register d) { 216341572Sslavash if (s2.is_register()) andn(s1, s2.as_register(), d); 217341572Sslavash else andn(s1, s2.as_constant(), d); 218341572Sslavash} 219341572Sslavash 220341572Sslavashinline void Assembler::ldstub( Register s1, Register s2, Register d) { emit_long( op(ldst_op) | rd(d) | op3(ldstub_op3) | rs1(s1) | rs2(s2) ); } 221341572Sslavashinline 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)); } 222341572Sslavash 223341572Sslavash 224341572Sslavashinline 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) ); } 225341572Sslavashinline 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)); } 226341572Sslavash 227341572Sslavashinline void Assembler::prefetch(const Address& a, PrefetchFcn f, int offset) { v9_only(); relocate(a.rspec(offset)); prefetch(a.base(), a.disp() + offset, f); } 228341572Sslavash 229341572Sslavash 230341572Sslavashinline void Assembler::rett( Register s1, Register s2 ) { emit_long( op(arith_op) | op3(rett_op3) | rs1(s1) | rs2(s2)); has_delay_slot(); } 231341572Sslavashinline 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(); } 232341572Sslavash 233341572Sslavashinline void Assembler::sethi( int imm22a, Register d, RelocationHolder const& rspec ) { emit_data( op(branch_op) | rd(d) | op2(sethi_op2) | hi22(imm22a), rspec); } 234341572Sslavash 235341572Sslavash // pp 222 236341572Sslavash 237341572Sslavashinline void Assembler::stf( FloatRegisterImpl::Width w, FloatRegister d, Register s1, RegisterOrConstant s2) { 238341572Sslavash if (s2.is_register()) stf(w, d, s1, s2.as_register()); 239341572Sslavash else stf(w, d, s1, s2.as_constant()); 240341572Sslavash} 241341572Sslavash 242341572Sslavashinline 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) ); } 243341572Sslavashinline 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)); } 244341572Sslavash 245341572Sslavashinline 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); } 246341572Sslavash 247341572Sslavashinline void Assembler::stfsr( Register s1, Register s2) { v9_dep(); emit_long( op(ldst_op) | op3(stfsr_op3) | rs1(s1) | rs2(s2) ); } 248341572Sslavashinline void Assembler::stfsr( Register s1, int simm13a) { v9_dep(); emit_data( op(ldst_op) | op3(stfsr_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } 249341572Sslavashinline void Assembler::stxfsr( Register s1, Register s2) { v9_only(); emit_long( op(ldst_op) | rd(G1) | op3(stfsr_op3) | rs1(s1) | rs2(s2) ); } 250341572Sslavashinline 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)); } 251341572Sslavash 252341572Sslavash // p 226 253341572Sslavash 254341572Sslavashinline void Assembler::stb( Register d, Register s1, Register s2) { emit_long( op(ldst_op) | rd(d) | op3(stb_op3) | rs1(s1) | rs2(s2) ); } 255341572Sslavashinline 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)); } 256341572Sslavashinline void Assembler::sth( Register d, Register s1, Register s2) { emit_long( op(ldst_op) | rd(d) | op3(sth_op3) | rs1(s1) | rs2(s2) ); } 257341572Sslavashinline 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)); } 258341572Sslavashinline void Assembler::stw( Register d, Register s1, Register s2) { emit_long( op(ldst_op) | rd(d) | op3(stw_op3) | rs1(s1) | rs2(s2) ); } 259341572Sslavashinline 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)); } 260341572Sslavash 261341572Sslavash 262341572Sslavashinline 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) ); } 263341572Sslavashinline 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)); } 264341572Sslavashinline 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) ); } 265341572Sslavashinline 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)); } 266341572Sslavash 267341572Sslavashinline void Assembler::st( Register d, Register s1, Register s2) { stw(d, s1, s2); } 268341572Sslavashinline void Assembler::st( Register d, Register s1, int simm13a) { stw(d, s1, simm13a); } 269341572Sslavash 270341572Sslavash#ifdef ASSERT 271341572Sslavash// ByteSize is only a class when ASSERT is defined, otherwise it's an int. 272341572Sslavashinline void Assembler::st( Register d, Register s1, ByteSize simm13a) { stw(d, s1, in_bytes(simm13a)); } 273341572Sslavash#endif 274341572Sslavash 275341572Sslavashinline void Assembler::stb(Register d, const Address& a, int offset) { 276341572Sslavash if (a.has_index()) { assert(offset == 0, ""); stb(d, a.base(), a.index() ); } 277341572Sslavash else { stb(d, a.base(), a.disp() + offset); } 278341572Sslavash} 279341572Sslavashinline void Assembler::sth(Register d, const Address& a, int offset) { 280341572Sslavash if (a.has_index()) { assert(offset == 0, ""); sth(d, a.base(), a.index() ); } 281341572Sslavash else { sth(d, a.base(), a.disp() + offset); } 282341572Sslavash} 283341572Sslavashinline void Assembler::stw(Register d, const Address& a, int offset) { 284341572Sslavash if (a.has_index()) { assert(offset == 0, ""); stw(d, a.base(), a.index() ); } 285341572Sslavash else { stw(d, a.base(), a.disp() + offset); } 286341572Sslavash} 287341572Sslavashinline void Assembler::st( Register d, const Address& a, int offset) { 288341572Sslavash if (a.has_index()) { assert(offset == 0, ""); st( d, a.base(), a.index() ); } 289341572Sslavash else { st( d, a.base(), a.disp() + offset); } 290341572Sslavash} 291341572Sslavashinline void Assembler::std(Register d, const Address& a, int offset) { 292341572Sslavash if (a.has_index()) { assert(offset == 0, ""); std(d, a.base(), a.index() ); } 293341572Sslavash else { std(d, a.base(), a.disp() + offset); } 294341572Sslavash} 295341572Sslavashinline void Assembler::stx(Register d, const Address& a, int offset) { 296341572Sslavash if (a.has_index()) { assert(offset == 0, ""); stx(d, a.base(), a.index() ); } 297341572Sslavash else { stx(d, a.base(), a.disp() + offset); } 298341572Sslavash} 299341572Sslavash 300341572Sslavashinline void Assembler::stb(Register d, Register s1, RegisterOrConstant s2) { stb(d, Address(s1, s2)); } 301341572Sslavashinline void Assembler::sth(Register d, Register s1, RegisterOrConstant s2) { sth(d, Address(s1, s2)); } 302341572Sslavashinline void Assembler::stw(Register d, Register s1, RegisterOrConstant s2) { stw(d, Address(s1, s2)); } 303341572Sslavashinline void Assembler::stx(Register d, Register s1, RegisterOrConstant s2) { stx(d, Address(s1, s2)); } 304341572Sslavashinline void Assembler::std(Register d, Register s1, RegisterOrConstant s2) { std(d, Address(s1, s2)); } 305341572Sslavashinline void Assembler::st( Register d, Register s1, RegisterOrConstant s2) { st( d, Address(s1, s2)); } 306341572Sslavash 307341572Sslavash// v8 p 99 308341572Sslavash 309341572Sslavashinline 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) ); } 310341572Sslavashinline 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)); } 311341572Sslavashinline 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) ); } 312341572Sslavashinline 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)); } 313341572Sslavashinline 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) ); } 314341572Sslavashinline 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)); } 315341572Sslavashinline 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) ); } 316341572Sslavashinline 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)); } 317341572Sslavash 318341572Sslavash 319341572Sslavash// pp 231 320341572Sslavash 321341572Sslavashinline 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) ); } 322341572Sslavashinline 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)); } 323341572Sslavash 324341572Sslavashinline void Assembler::swap( Address& a, Register d, int offset ) { relocate(a.rspec(offset)); swap( a.base(), a.disp() + offset, d ); } 325341572Sslavash 326341572Sslavash 327341572Sslavash// Use the right loads/stores for the platform 328341572Sslavashinline void MacroAssembler::ld_ptr( Register s1, Register s2, Register d ) { 329341572Sslavash#ifdef _LP64 330341572Sslavash Assembler::ldx(s1, s2, d); 331341572Sslavash#else 332341572Sslavash Assembler::ld( s1, s2, d); 333341572Sslavash#endif 334341572Sslavash} 335341572Sslavash 336341572Sslavashinline void MacroAssembler::ld_ptr( Register s1, int simm13a, Register d ) { 337341572Sslavash#ifdef _LP64 338341572Sslavash Assembler::ldx(s1, simm13a, d); 339341572Sslavash#else 340341572Sslavash Assembler::ld( s1, simm13a, d); 341341572Sslavash#endif 342341572Sslavash} 343341572Sslavash 344341572Sslavash#ifdef ASSERT 345341572Sslavash// ByteSize is only a class when ASSERT is defined, otherwise it's an int. 346341572Sslavashinline void MacroAssembler::ld_ptr( Register s1, ByteSize simm13a, Register d ) { 347341572Sslavash ld_ptr(s1, in_bytes(simm13a), d); 348341572Sslavash} 349341572Sslavash#endif 350341572Sslavash 351341572Sslavashinline void MacroAssembler::ld_ptr( Register s1, RegisterOrConstant s2, Register d ) { 352341572Sslavash#ifdef _LP64 353341572Sslavash Assembler::ldx(s1, s2, d); 354341572Sslavash#else 355341572Sslavash Assembler::ld( s1, s2, d); 356341572Sslavash#endif 357341572Sslavash} 358341572Sslavash 359341964Shselaskyinline void MacroAssembler::ld_ptr(const Address& a, Register d, int offset) { 360341964Shselasky#ifdef _LP64 361341964Shselasky Assembler::ldx(a, d, offset); 362341964Shselasky#else 363341964Shselasky Assembler::ld( a, d, offset); 364341964Shselasky#endif 365341964Shselasky} 366341964Shselasky 367341964Shselaskyinline void MacroAssembler::st_ptr( Register d, Register s1, Register s2 ) { 368341964Shselasky#ifdef _LP64 369341966Shselasky Assembler::stx(d, s1, s2); 370341966Shselasky#else 371341966Shselasky Assembler::st( d, s1, s2); 372341966Shselasky#endif 373341966Shselasky} 374341966Shselasky 375341966Shselaskyinline void MacroAssembler::st_ptr( Register d, Register s1, int simm13a ) { 376341966Shselasky#ifdef _LP64 377341966Shselasky Assembler::stx(d, s1, simm13a); 378341966Shselasky#else 379341572Sslavash Assembler::st( d, s1, simm13a); 380341572Sslavash#endif 381341572Sslavash} 382341572Sslavash 383341572Sslavash#ifdef ASSERT 384341572Sslavash// ByteSize is only a class when ASSERT is defined, otherwise it's an int. 385341572Sslavashinline void MacroAssembler::st_ptr( Register d, Register s1, ByteSize simm13a ) { 386341572Sslavash st_ptr(d, s1, in_bytes(simm13a)); 387341572Sslavash} 388341572Sslavash#endif 389 390inline 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 398inline 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 407inline 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 415inline 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 423inline 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 431inline 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 439inline 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 447inline 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 455inline 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 463inline 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 473inline 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 481inline 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 489inline 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 497inline 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 505inline 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 512inline 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 519inline 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) 526inline 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 534inline void MacroAssembler::brx( Condition c, bool a, Predict p, Label& L ) { 535 brx(c, a, p, target(L)); 536} 537 538inline void MacroAssembler::ba( bool a, Label& L ) { 539 br(always, a, pt, L); 540} 541 542// Warning: V9 only functions 543inline 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 547inline void MacroAssembler::bp( Condition c, bool a, CC cc, Predict p, Label& L ) { 548 Assembler::bp(c, a, cc, p, L); 549} 550 551inline 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 558inline void MacroAssembler::fb( Condition c, bool a, Predict p, Label& L ) { 559 fb(c, a, p, target(L)); 560} 561 562inline 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 566inline void MacroAssembler::fbp( Condition c, bool a, CC cc, Predict p, Label& L ) { 567 Assembler::fbp(c, a, cc, p, L); 568} 569 570inline void MacroAssembler::jmp( Register s1, Register s2 ) { jmpl( s1, s2, G0 ); } 571inline 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 577inline 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 602inline void MacroAssembler::call( Label& L, relocInfo::relocType rt ) { 603 MacroAssembler::call( target(L), rt); 604} 605 606 607 608inline void MacroAssembler::callr( Register s1, Register s2 ) { jmpl( s1, s2, O7 ); } 609inline void MacroAssembler::callr( Register s1, int simm13a, RelocationHolder const& rspec ) { jmpl( s1, simm13a, O7, rspec); } 610 611// prefetch instruction 612inline 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} 616inline void MacroAssembler::iprefetch( Label& L) { iprefetch( target(L) ); } 617 618 619// clobbers o7 on V8!! 620// returns delta from gotten pc to addr after 621inline 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. 641inline 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 653inline void MacroAssembler::load_contents(AddressLiteral& addrlit, Register d, int offset) { 654 assert_not_delayed(); 655 sethi(addrlit, d); 656 ld(d, addrlit.low10() + offset, d); 657} 658 659 660inline void MacroAssembler::load_ptr_contents(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 667inline void MacroAssembler::store_contents(Register s, AddressLiteral& addrlit, Register temp, int offset) { 668 assert_not_delayed(); 669 sethi(addrlit, temp); 670 st(s, temp, addrlit.low10() + offset); 671} 672 673 674inline void MacroAssembler::store_ptr_contents(Register s, 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. 682inline void MacroAssembler::jumpl_to(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 691inline void MacroAssembler::jump_to(AddressLiteral& addrlit, Register temp, int offset) { 692 jumpl_to(addrlit, temp, G0, offset); 693} 694 695 696inline 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 705inline void MacroAssembler::set_oop(jobject obj, Register d) { 706 set_oop(allocate_oop_address(obj), d); 707} 708 709 710inline void MacroAssembler::set_oop_constant(jobject obj, Register d) { 711 set_oop(constant_oop_address(obj), d); 712} 713 714 715inline 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 721inline 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 728inline 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 735inline 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 744inline 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 754inline 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 762inline 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 770inline void MacroAssembler::clrb( Register s1, Register s2) { stb( G0, s1, s2 ); } 771inline void MacroAssembler::clrh( Register s1, Register s2) { sth( G0, s1, s2 ); } 772inline void MacroAssembler::clr( Register s1, Register s2) { stw( G0, s1, s2 ); } 773inline void MacroAssembler::clrx( Register s1, Register s2) { stx( G0, s1, s2 ); } 774 775inline void MacroAssembler::clrb( Register s1, int simm13a) { stb( G0, s1, simm13a); } 776inline void MacroAssembler::clrh( Register s1, int simm13a) { sth( G0, s1, simm13a); } 777inline void MacroAssembler::clr( Register s1, int simm13a) { stw( G0, s1, simm13a); } 778inline 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. 782inline 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 793inline 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} 820