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
1 /*
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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
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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.
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23 */
25 #ifndef CPU_SPARC_VM_ASSEMBLER_SPARC_INLINE_HPP
26 #define CPU_SPARC_VM_ASSEMBLER_SPARC_INLINE_HPP
28 #include "asm/assembler.hpp"
31 inline void Assembler::check_delay() {
32 # ifdef CHECK_DELAY
33 guarantee( delay_state != at_delay_slot, "must say delayed() when filling delay slot");
34 delay_state = no_delay;
35 # endif
36 }
38 inline void Assembler::emit_int32(int x) {
39 check_delay();
40 AbstractAssembler::emit_int32(x);
41 }
43 inline void Assembler::emit_data(int x, relocInfo::relocType rtype) {
44 relocate(rtype);
45 emit_int32(x);
46 }
48 inline void Assembler::emit_data(int x, RelocationHolder const& rspec) {
49 relocate(rspec);
50 emit_int32(x);
51 }
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) ); }
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) ); }
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(); }
58 inline void Assembler::bpr( RCondition c, bool a, Predict p, Register s1, Label& L) { bpr( c, a, p, s1, target(L)); }
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(); }
61 inline void Assembler::fb( Condition c, bool a, Label& L ) { fb(c, a, target(L)); }
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(); }
64 inline void Assembler::fbp( Condition c, bool a, CC cc, Predict p, Label& L ) { fbp(c, a, cc, p, target(L)); }
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(); }
67 inline void Assembler::br( Condition c, bool a, Label& L ) { br(c, a, target(L)); }
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(); }
70 inline void Assembler::bp( Condition c, bool a, CC cc, Predict p, Label& L ) { bp(c, a, cc, p, target(L)); }
72 // compare and branch
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)); }
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)); }
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"); }
77 inline void Assembler::call( Label& L, relocInfo::relocType rt ) { call( target(L), rt); }
79 inline void Assembler::flush( Register s1, Register s2) { emit_int32( op(arith_op) | op3(flush_op3) | rs1(s1) | rs2(s2)); }
80 inline void Assembler::flush( Register s1, int simm13a) { emit_data( op(arith_op) | op3(flush_op3) | rs1(s1) | immed(true) | simm(simm13a, 13)); }
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(); }
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(); }
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) ); }
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); }
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) ); }
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)); }
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) ); }
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)); }
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) ); }
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)); }
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) ); }
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)); }
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) ); }
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)); }
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) ); }
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)); }
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) ); }
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)); }
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) ); }
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)); }
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) ); }
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)); }
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(); }
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(); }
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); }
115 // pp 222
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) ); }
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)); }
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) ); }
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)); }
123 // p 226
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) ); }
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)); }
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) ); }
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)); }
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) ); }
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)); }
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) ); }
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)); }
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) ); }
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)); }
138 // pp 231
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) ); }
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)); }
143 #endif // CPU_SPARC_VM_ASSEMBLER_SPARC_INLINE_HPP