// File: /workspace/github_c_makefile_star2_O2/shifengbin[P]bishe/Output/../Persistence/sqlite3.c
// Function: whereScanNext
static WhereTerm *whereScanNext(WhereScan *pScan){
  int iCur;            /* The cursor on the LHS of the term */
  i16 iColumn;         /* The column on the LHS of the term.  -1 for IPK */
  Expr *pX;            /* An expression being tested */
  WhereClause *pWC;    /* Shorthand for pScan->pWC */
  WhereTerm *pTerm;    /* The term being tested */
  int k = pScan->k;    /* Where to start scanning */

  while( pScan->iEquiv<=pScan->nEquiv ){
    iCur = pScan->aiCur[pScan->iEquiv-1];
    iColumn = pScan->aiColumn[pScan->iEquiv-1];
    if( iColumn==XN_EXPR && pScan->pIdxExpr==0 ) return 0;
    while( (pWC = pScan->pWC)!=0 ){
      for(pTerm=pWC->a+k; k<pWC->nTerm; k++, pTerm++){
        if( pTerm->leftCursor==iCur
         && pTerm->u.leftColumn==iColumn
         && (iColumn!=XN_EXPR
             || sqlite3ExprCompare(pTerm->pExpr->pLeft,pScan->pIdxExpr,iCur)==0)
         && (pScan->iEquiv<=1 || !ExprHasProperty(pTerm->pExpr, EP_FromJoin))
        ){
          if( (pTerm->eOperator & WO_EQUIV)!=0
           && pScan->nEquiv<ArraySize(pScan->aiCur)
           && (pX = sqlite3ExprSkipCollate(pTerm->pExpr->pRight))->op==TK_COLUMN
          ){
            int j;
            for(j=0; j<pScan->nEquiv; j++){
              if( pScan->aiCur[j]==pX->iTable
               && pScan->aiColumn[j]==pX->iColumn ){
                  break;
              }
            }
            if( j==pScan->nEquiv ){
              pScan->aiCur[j] = pX->iTable;
              pScan->aiColumn[j] = pX->iColumn;
              pScan->nEquiv++;
            }
          }
          if( (pTerm->eOperator & pScan->opMask)!=0 ){
            /* Verify the affinity and collating sequence match */
            if( pScan->zCollName && (pTerm->eOperator & WO_ISNULL)==0 ){
              CollSeq *pColl;
              Parse *pParse = pWC->pWInfo->pParse;
              pX = pTerm->pExpr;
              if( !sqlite3IndexAffinityOk(pX, pScan->idxaff) ){
                continue;
              }
              assert(pX->pLeft);
              pColl = sqlite3BinaryCompareCollSeq(pParse,
                                                  pX->pLeft, pX->pRight);
              if( pColl==0 ) pColl = pParse->db->pDfltColl;
              if( sqlite3StrICmp(pColl->zName, pScan->zCollName) ){
                continue;
              }
            }
            if( (pTerm->eOperator & (WO_EQ|WO_IS))!=0
             && (pX = pTerm->pExpr->pRight)->op==TK_COLUMN
             && pX->iTable==pScan->aiCur[0]
             && pX->iColumn==pScan->aiColumn[0]
            ){
              testcase( pTerm->eOperator & WO_IS );
              continue;
            }
            pScan->k = k+1;
            return pTerm;
          }
        }
      }
      pScan->pWC = pScan->pWC->pOuter;
      k = 0;
    }
    pScan->pWC = pScan->pOrigWC;
    k = 0;
    pScan->iEquiv++;
  }
  return 0;
}

// Assembly:
pushq %rbp
movq %rsp, %rbp
pushq %r15
pushq %r14
pushq %r13
pushq %r12
pushq %rbx
subq $0x28, %rsp
movq %rdi, %rbx
movl 0x28(%rdi), %r12d
movb 0x22(%rdi), %al
cmpb 0x21(%rbx), %al
ja 0x5a5c2
movzbl %al, %eax
movl 0x28(%rbx,%rax,4), %r14d
movswl 0x56(%rbx,%rax,2), %esi
cmpl $-0x2, %esi
jne 0x5a3e3
cmpq $0x0, 0x18(%rbx)
je 0x5a5c2
movq 0x8(%rbx), %r13
movl %esi, -0x2c(%rbp)
movl %r14d, -0x3c(%rbp)
testq %r13, %r13
je 0x5a592
movslq %r12d, %rax
imulq $0x38, %rax, %r15
addq 0x20(%r13), %r15
cmpl 0x14(%r13), %r12d
jge 0x5a57e
cmpl %r14d, 0xc(%r15)
jne 0x5a572
cmpl %esi, 0x10(%r15)
jne 0x5a572
cmpw $-0x2, %si
jne 0x5a444
movq (%r15), %rax
movq 0x10(%rax), %rdi
movq 0x18(%rbx), %rsi
movl %r14d, %edx
callq 0x4cee2
movl -0x2c(%rbp), %esi
testl %eax, %eax
jne 0x5a572
cmpb $0x2, 0x22(%rbx)
jb 0x5a457
movq (%r15), %rax
testb $0x1, 0x4(%rax)
jne 0x5a572
movzwl 0x1a(%r15), %edi
btl $0xb, %edi
jae 0x5a4d2
movzbl 0x21(%rbx), %r14d
cmpq $0xa, %r14
ja 0x5a4d2
movl %edi, -0x38(%rbp)
movq (%r15), %rax
movq 0x18(%rax), %rdi
callq 0x4cea1
cmpb $-0x68, (%rax)
jne 0x5a4a7
xorl %ecx, %ecx
movl -0x2c(%rbp), %esi
movl -0x38(%rbp), %edi
cmpq %rcx, %r14
je 0x5a4b4
movl 0x2c(%rbx,%rcx,4), %edx
cmpl 0x2c(%rax), %edx
jne 0x5a4a2
movzwl 0x58(%rbx,%rcx,2), %edx
cmpw 0x30(%rax), %dx
je 0x5a4af
incq %rcx
jmp 0x5a489
movl -0x2c(%rbp), %esi
movl -0x38(%rbp), %edi
jmp 0x5a4d2
cmpq %rcx, %r14
jne 0x5a4d2
movl 0x2c(%rax), %ecx
movl %ecx, 0x2c(%rbx,%r14,4)
movzwl 0x30(%rax), %eax
movw %ax, 0x58(%rbx,%r14,2)
leal 0x1(%r14), %eax
movb %al, 0x21(%rbx)
movzwl 0x1a(%r15), %edi
movzwl %di, %eax
testl %eax, 0x24(%rbx)
movl -0x3c(%rbp), %r14d
je 0x5a572
btl $0x8, %eax
jb 0x5a54e
cmpq $0x0, 0x10(%rbx)
je 0x5a54e
movq (%r13), %rax
movq (%rax), %rax
movq %rax, -0x38(%rbp)
movq (%r15), %rdi
movsbl 0x20(%rbx), %esi
movq %rdi, -0x48(%rbp)
callq 0x4e35a
movl -0x2c(%rbp), %esi
testl %eax, %eax
je 0x5a572
movq -0x48(%rbp), %rax
movq 0x10(%rax), %rsi
movq 0x18(%rax), %rdx
movq -0x38(%rbp), %rdi
callq 0x4dcde
testq %rax, %rax
jne 0x5a536
movq -0x38(%rbp), %rax
movq (%rax), %rax
movq 0x10(%rax), %rax
movq (%rax), %rdi
movq 0x10(%rbx), %rsi
callq 0xa4f0
testl %eax, %eax
movl -0x2c(%rbp), %esi
jne 0x5a572
movzwl 0x1a(%r15), %edi
testb $-0x7e, %dil
je 0x5a5a9
movq (%r15), %rax
movq 0x18(%rax), %rax
cmpb $-0x68, (%rax)
jne 0x5a5a9
movl 0x2c(%rax), %ecx
cmpl 0x2c(%rbx), %ecx
jne 0x5a5a9
movzwl 0x30(%rax), %eax
cmpw 0x58(%rbx), %ax
jne 0x5a5a9
incl %r12d
addq $0x38, %r15
jmp 0x5a402
movq 0x8(%rbx), %rax
movq 0x8(%rax), %r13
movq %r13, 0x8(%rbx)
xorl %r12d, %r12d
jmp 0x5a3ee
movq (%rbx), %rax
movq %rax, 0x8(%rbx)
movb 0x22(%rbx), %al
incb %al
movb %al, 0x22(%rbx)
xorl %r12d, %r12d
jmp 0x5a3bd
incl %r12d
movl %r12d, 0x28(%rbx)
movq %r15, %rax
addq $0x28, %rsp
popq %rbx
popq %r12
popq %r13
popq %r14
popq %r15
popq %rbp
retq
xorl %r15d, %r15d
jmp 0x5a5b0