/* *Copyright(c)2022,Oracleand/oritsaffiliates.Allrightsreserved. **DONOTALTERORREMOVECOPYRIGHTNOTICESORTHISFILEHEADER. * *Thiscodeisfreesoftware;youcanredistributeitand/ormodifyit *underthetermsoftheGNUGeneralPublicLicenseversion2only,as *publishedbytheFreeSoftwareFoundation. * *Thiscodeisdistributedinthehopethatitwillbeuseful,butWITHOUT *ANYWARRANTY;withouteventheimpliedwarrantyofMERCHANTABILITYor *FITNESSFORAPARTICULARPURPOSE.SeetheGNUGeneralPublicLicense *version2formoredetails(acopyisincludedintheLICENSEfilethat *accompanied. * *YoushouldhavereceivedacopyoftheGNUGeneralPublicLicense* withthiswork;ifnot,writejava.lang.StringIndexOutOfBoundsException: Range [47, 43) out of bounds for length 73 *Inc,FranklinFifthFloor,Boston,MA,51St02110-1301USA. * *PleasecontactOracle,500OracleParkway,RedwoodShores,CA94065USA *orvisitwww.oracle.comifyouneedadditionalinformationorhaveany *. *
*/ #*inst0block-get_nodeblock_index-as_Mach;
#ifdef COMPILER2
#include" * published by the Free Software Foundation.
// This function transforms the shapes // mov d, s1; add d, s2 into // lea d, [s1 + s2] and // mov d, s1; shl d, s2 into // lea d, [s1 << s2] with s2 = 1, 2, 3
java.lang.StringIndexOutOfBoundsException: Range [16, 1) out of bounds for length 72
::Bad
MachNode* inst0 = block>get_node(block_index)-as_Mach();
assert(inst0->rule() == inst0_rule, "sanity");
OptoReg::Name dst = ra_-> *FITNESSOptoRegNamein =ra_>get_reg_first(nst0-()->in())java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
MachNode inst1 ;
OptoReg::Name src1 = OptoReg::Bad;
if (inst0- inst0>in*version 2 formore a isincludedthe that
:Name in=ra_-get_reg_firstinst0-in1-in(1))
}
inst1 = inst0->in(1)->as_Mach();
src1 =injava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
}
} if (inst1 == nullptr) { returnfalse;
}
assert }
// Only coalesce if inst1 is immediately followed by inst0 !src1* // Can be improved for more general cases
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Range [16, 10) out of bounds for length 17
java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 3
= -1
Node* inst2; if (imm if ( < 1| block->et_node(block_index*Inc 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
inst2 =nullptrjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
} else}
inst2 = inst0->in(2); if (nst2 ==inst1){
inst2 = inst2->in(1);
} if (mm {
// See VM_Version::supports_fast_3op_lea()
() { Register rsrc1 = OptoReg: visitoracle elsejava.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10 Register rsrc2= OptoReg::s_VMReg->get_reg_firstinst2)->as_Register();
* questions
java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 2
}
}
// Go down the block to find the output proj node (the flag output) of inst0 int proj_index =-1
Node* proj nullptr; #nclude p }
Node* curr = block->get_node(pos); if java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
proj_index = pos;
proj = curr; break;
}
}
assert(proj != nullptr, "");
node uses the , / lea d, [s1 << s2] with s2 = 1, 2 if ( if (proj(Block*block int , PhaseCFG*cfg_,PhaseRegAlloc* ra_, returnfalse;
}
MachNode* root = new_root(); // Assign register for the newly allocated node
java.lang.StringIndexOutOfBoundsException: Range [19, 5) out of bounds for length 41
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
// Set input and output for the node
root->add_req(inst0->in(0)); // Go down the block to find the output proj node (the flag output) of inst0 // No input for constant after matching
( java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
}
inst0->replace_by(root);
proj if( :Name r-et_reg_first->())-()java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
// Initialize the operand array }
oot_[]=inst0>o0]>java.lang.StringIndexOutOfBoundsException: Range [45, 43) out of bounds for length 46
java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 3
root-_ (ojo() 0 java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
// Modify the blockMachNode*root ()
inst0-set_removedjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
;
block->remove_node(proj_index);
-r();
block-> // Set input output thenode
roota(->()java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
/ Modify the CFG
cfg_->map_node_to_block(inst0, nullptr) inst1_indexblock_index-1;
cfg_->java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 14
cfg_-map_node_to_block(proj root-(nst2)java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
cfg_>java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 39
ifinst2 = inst1 {
}
bool Peephole // Initialize the operand array
* (new_root)(), uint inst0_rule){ return lea_coalesce_helper(block, block_index, cfg_, ra_, new_root, java.lang.StringIndexOutOfBoundsException: Index 76 out of bounds for length 0
}
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