Mon, 04 Nov 2013 21:59:54 +0100
8027445: SIGSEGV at TestFloatingDecimal.testAppendToDouble()I
Summary: String.equals() intrinsic shouldn't use integer length input in pointer arithmetic without an i2l.
Reviewed-by: kvn, twisti
duke@435 | 1 | /* |
never@3500 | 2 | * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
stefank@2314 | 25 | #ifndef CPU_SPARC_VM_ASSEMBLER_SPARC_INLINE_HPP |
stefank@2314 | 26 | #define CPU_SPARC_VM_ASSEMBLER_SPARC_INLINE_HPP |
stefank@2314 | 27 | |
twisti@4323 | 28 | #include "asm/assembler.hpp" |
stefank@2314 | 29 | |
duke@435 | 30 | |
duke@435 | 31 | inline void Assembler::check_delay() { |
duke@435 | 32 | # ifdef CHECK_DELAY |
duke@435 | 33 | guarantee( delay_state != at_delay_slot, "must say delayed() when filling delay slot"); |
duke@435 | 34 | delay_state = no_delay; |
duke@435 | 35 | # endif |
duke@435 | 36 | } |
duke@435 | 37 | |
twisti@4412 | 38 | inline void Assembler::emit_int32(int x) { |
duke@435 | 39 | check_delay(); |
twisti@4412 | 40 | AbstractAssembler::emit_int32(x); |
duke@435 | 41 | } |
duke@435 | 42 | |
duke@435 | 43 | inline void Assembler::emit_data(int x, relocInfo::relocType rtype) { |
duke@435 | 44 | relocate(rtype); |
twisti@4412 | 45 | emit_int32(x); |
duke@435 | 46 | } |
duke@435 | 47 | |
duke@435 | 48 | inline void Assembler::emit_data(int x, RelocationHolder const& rspec) { |
duke@435 | 49 | relocate(rspec); |
twisti@4412 | 50 | emit_int32(x); |
duke@435 | 51 | } |
duke@435 | 52 | |
duke@435 | 53 | |
twisti@4412 | 54 | inline void Assembler::add(Register s1, Register s2, Register d ) { emit_int32( op(arith_op) | rd(d) | op3(add_op3) | rs1(s1) | rs2(s2) ); } |
twisti@4412 | 55 | inline void Assembler::add(Register s1, int simm13a, Register d ) { emit_int32( op(arith_op) | rd(d) | op3(add_op3) | rs1(s1) | immed(true) | simm(simm13a, 13) ); } |
duke@435 | 56 | |
kvn@3037 | 57 | inline void Assembler::bpr( RCondition c, bool a, Predict p, Register s1, address d, relocInfo::relocType rt ) { v9_only(); cti(); 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(); } |
duke@435 | 58 | inline void Assembler::bpr( RCondition c, bool a, Predict p, Register s1, Label& L) { bpr( c, a, p, s1, target(L)); } |
duke@435 | 59 | |
kvn@3037 | 60 | inline void Assembler::fb( Condition c, bool a, address d, relocInfo::relocType rt ) { v9_dep(); cti(); emit_data( op(branch_op) | annul(a) | cond(c) | op2(fb_op2) | wdisp(intptr_t(d), intptr_t(pc()), 22), rt); has_delay_slot(); } |
duke@435 | 61 | inline void Assembler::fb( Condition c, bool a, Label& L ) { fb(c, a, target(L)); } |
duke@435 | 62 | |
kvn@3037 | 63 | inline void Assembler::fbp( Condition c, bool a, CC cc, Predict p, address d, relocInfo::relocType rt ) { v9_only(); cti(); 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(); } |
duke@435 | 64 | inline void Assembler::fbp( Condition c, bool a, CC cc, Predict p, Label& L ) { fbp(c, a, cc, p, target(L)); } |
duke@435 | 65 | |
kvn@3037 | 66 | inline void Assembler::br( Condition c, bool a, address d, relocInfo::relocType rt ) { v9_dep(); cti(); emit_data( op(branch_op) | annul(a) | cond(c) | op2(br_op2) | wdisp(intptr_t(d), intptr_t(pc()), 22), rt); has_delay_slot(); } |
duke@435 | 67 | inline void Assembler::br( Condition c, bool a, Label& L ) { br(c, a, target(L)); } |
duke@435 | 68 | |
kvn@3037 | 69 | inline void Assembler::bp( Condition c, bool a, CC cc, Predict p, address d, relocInfo::relocType rt ) { v9_only(); cti(); 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(); } |
duke@435 | 70 | inline void Assembler::bp( Condition c, bool a, CC cc, Predict p, Label& L ) { bp(c, a, cc, p, target(L)); } |
duke@435 | 71 | |
kvn@3037 | 72 | // compare and branch |
kvn@3037 | 73 | inline void Assembler::cbcond(Condition c, CC cc, Register s1, Register s2, Label& L) { cti(); no_cbcond_before(); emit_data(op(branch_op) | cond_cbcond(c) | op2(bpr_op2) | branchcc(cc) | wdisp10(intptr_t(target(L)), intptr_t(pc())) | rs1(s1) | rs2(s2)); } |
kvn@3037 | 74 | inline void Assembler::cbcond(Condition c, CC cc, Register s1, int simm5, Label& L) { cti(); no_cbcond_before(); emit_data(op(branch_op) | cond_cbcond(c) | op2(bpr_op2) | branchcc(cc) | wdisp10(intptr_t(target(L)), intptr_t(pc())) | rs1(s1) | immed(true) | simm(simm5, 5)); } |
kvn@3037 | 75 | |
kvn@3037 | 76 | inline void Assembler::call( address d, relocInfo::relocType rt ) { cti(); 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"); } |
duke@435 | 77 | inline void Assembler::call( Label& L, relocInfo::relocType rt ) { call( target(L), rt); } |
duke@435 | 78 | |
twisti@4412 | 79 | inline void Assembler::flush( Register s1, Register s2) { emit_int32( op(arith_op) | op3(flush_op3) | rs1(s1) | rs2(s2)); } |
duke@435 | 80 | inline void Assembler::flush( Register s1, int simm13a) { emit_data( op(arith_op) | op3(flush_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); } |
duke@435 | 81 | |
twisti@4412 | 82 | inline void Assembler::jmpl( Register s1, Register s2, Register d ) { cti(); emit_int32( op(arith_op) | rd(d) | op3(jmpl_op3) | rs1(s1) | rs2(s2)); has_delay_slot(); } |
kvn@3037 | 83 | inline void Assembler::jmpl( Register s1, int simm13a, Register d, RelocationHolder const& rspec ) { cti(); emit_data( op(arith_op) | rd(d) | op3(jmpl_op3) | rs1(s1) | immed(true) | simm(simm13a, 13), rspec); has_delay_slot(); } |
duke@435 | 84 | |
twisti@4412 | 85 | inline void Assembler::ldf(FloatRegisterImpl::Width w, Register s1, Register s2, FloatRegister d) { emit_int32( op(ldst_op) | fd(d, w) | alt_op3(ldf_op3, w) | rs1(s1) | rs2(s2) ); } |
twisti@1162 | 86 | 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); } |
duke@435 | 87 | |
twisti@4412 | 88 | inline void Assembler::ldxfsr( Register s1, Register s2) { v9_only(); emit_int32( op(ldst_op) | rd(G1) | op3(ldfsr_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 89 | 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)); } |
duke@435 | 90 | |
twisti@4412 | 91 | inline void Assembler::ldsb( Register s1, Register s2, Register d) { emit_int32( op(ldst_op) | rd(d) | op3(ldsb_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 92 | 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)); } |
duke@435 | 93 | |
twisti@4412 | 94 | inline void Assembler::ldsh( Register s1, Register s2, Register d) { emit_int32( op(ldst_op) | rd(d) | op3(ldsh_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 95 | 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)); } |
twisti@4412 | 96 | inline void Assembler::ldsw( Register s1, Register s2, Register d) { emit_int32( op(ldst_op) | rd(d) | op3(ldsw_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 97 | 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)); } |
twisti@4412 | 98 | inline void Assembler::ldub( Register s1, Register s2, Register d) { emit_int32( op(ldst_op) | rd(d) | op3(ldub_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 99 | 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)); } |
twisti@4412 | 100 | inline void Assembler::lduh( Register s1, Register s2, Register d) { emit_int32( op(ldst_op) | rd(d) | op3(lduh_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 101 | 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)); } |
twisti@4412 | 102 | inline void Assembler::lduw( Register s1, Register s2, Register d) { emit_int32( op(ldst_op) | rd(d) | op3(lduw_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 103 | 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)); } |
duke@435 | 104 | |
twisti@4412 | 105 | inline void Assembler::ldx( Register s1, Register s2, Register d) { v9_only(); emit_int32( op(ldst_op) | rd(d) | op3(ldx_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 106 | 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)); } |
twisti@4412 | 107 | inline void Assembler::ldd( Register s1, Register s2, Register d) { v9_dep(); assert(d->is_even(), "not even"); emit_int32( op(ldst_op) | rd(d) | op3(ldd_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 108 | 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)); } |
duke@435 | 109 | |
twisti@4412 | 110 | inline void Assembler::rett( Register s1, Register s2 ) { cti(); emit_int32( op(arith_op) | op3(rett_op3) | rs1(s1) | rs2(s2)); has_delay_slot(); } |
kvn@3037 | 111 | inline void Assembler::rett( Register s1, int simm13a, relocInfo::relocType rt) { cti(); emit_data( op(arith_op) | op3(rett_op3) | rs1(s1) | immed(true) | simm(simm13a, 13), rt); has_delay_slot(); } |
duke@435 | 112 | |
duke@435 | 113 | inline void Assembler::sethi( int imm22a, Register d, RelocationHolder const& rspec ) { emit_data( op(branch_op) | rd(d) | op2(sethi_op2) | hi22(imm22a), rspec); } |
duke@435 | 114 | |
duke@435 | 115 | // pp 222 |
duke@435 | 116 | |
twisti@4412 | 117 | inline void Assembler::stf( FloatRegisterImpl::Width w, FloatRegister d, Register s1, Register s2) { emit_int32( op(ldst_op) | fd(d, w) | alt_op3(stf_op3, w) | rs1(s1) | rs2(s2) ); } |
duke@435 | 118 | 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)); } |
duke@435 | 119 | |
twisti@4412 | 120 | inline void Assembler::stxfsr( Register s1, Register s2) { v9_only(); emit_int32( op(ldst_op) | rd(G1) | op3(stfsr_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 121 | 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)); } |
duke@435 | 122 | |
duke@435 | 123 | // p 226 |
duke@435 | 124 | |
twisti@4412 | 125 | inline void Assembler::stb( Register d, Register s1, Register s2) { emit_int32( op(ldst_op) | rd(d) | op3(stb_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 126 | 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)); } |
twisti@4412 | 127 | inline void Assembler::sth( Register d, Register s1, Register s2) { emit_int32( op(ldst_op) | rd(d) | op3(sth_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 128 | 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)); } |
twisti@4412 | 129 | inline void Assembler::stw( Register d, Register s1, Register s2) { emit_int32( op(ldst_op) | rd(d) | op3(stw_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 130 | 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)); } |
duke@435 | 131 | |
duke@435 | 132 | |
twisti@4412 | 133 | inline void Assembler::stx( Register d, Register s1, Register s2) { v9_only(); emit_int32( op(ldst_op) | rd(d) | op3(stx_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 134 | 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)); } |
twisti@4412 | 135 | inline void Assembler::std( Register d, Register s1, Register s2) { v9_dep(); assert(d->is_even(), "not even"); emit_int32( op(ldst_op) | rd(d) | op3(std_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 136 | 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)); } |
duke@435 | 137 | |
duke@435 | 138 | // pp 231 |
duke@435 | 139 | |
twisti@4412 | 140 | inline void Assembler::swap( Register s1, Register s2, Register d) { v9_dep(); emit_int32( op(ldst_op) | rd(d) | op3(swap_op3) | rs1(s1) | rs2(s2) ); } |
duke@435 | 141 | 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)); } |
duke@435 | 142 | |
stefank@2314 | 143 | #endif // CPU_SPARC_VM_ASSEMBLER_SPARC_INLINE_HPP |