// File: /workspace/github_c_makefile_star2_O1/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 $0x18, %rsp
movb 0x22(%rdi), %al
cmpb 0x21(%rdi), %al
jbe 0x670ec
xorl %r15d, %r15d
jmp 0x6731d
movq %rdi, %rbx
movl 0x28(%rdi), %r12d
movzbl %al, %eax
movl 0x28(%rbx,%rax,4), %r14d
movswl 0x56(%rbx,%rax,2), %r9d
cmpl $-0x2, %r9d
jne 0x6710e
cmpq $0x0, 0x18(%rbx)
je 0x670e4
movq 0x8(%rbx), %r13
testq %r13, %r13
je 0x672f6
movl %r9d, -0x30(%rbp)
cmpl 0x14(%r13), %r12d
jge 0x672de
movslq %r12d, %rax
imulq $0x38, %rax, %r15
addq 0x20(%r13), %r15
cmpl %r14d, 0xc(%r15)
jne 0x672cd
cmpl %r9d, 0x10(%r15)
jne 0x672cd
cmpw $-0x2, %r9w
jne 0x6716e
movq (%r15), %rax
movq 0x10(%rax), %rdi
movq 0x18(%rbx), %rsi
movl %r14d, %edx
callq 0x544b5
movl -0x30(%rbp), %r9d
testl %eax, %eax
jne 0x672cd
cmpb $0x2, 0x22(%rbx)
jb 0x67181
movq (%r15), %rax
testb $0x1, 0x4(%rax)
jne 0x672cd
testb $0x8, 0x1b(%r15)
je 0x6720f
movzbl 0x21(%rbx), %eax
cmpl $0xa, %eax
ja 0x6720f
movq (%r15), %rcx
movq 0x18(%rcx), %rcx
testq %rcx, %rcx
je 0x671c3
movl 0x4(%rcx), %edx
btl $0xc, %edx
jae 0x671c3
btl $0x12, %edx
jb 0x671b6
addq $0x10, %rcx
jmp 0x671be
movq 0x20(%rcx), %rcx
movq 0x8(%rcx), %rcx
movq (%rcx), %rcx
jmp 0x6719c
cmpb $-0x68, (%rcx)
jne 0x6720f
testl %eax, %eax
je 0x671f2
movl 0x2c(%rcx), %esi
movl %eax, %edi
xorl %edx, %edx
cmpl %esi, 0x2c(%rbx,%rdx,4)
jne 0x671e6
movzwl 0x58(%rbx,%rdx,2), %r8d
cmpw 0x30(%rcx), %r8w
je 0x671f4
incq %rdx
cmpq %rdx, %rdi
jne 0x671d3
movl %eax, %edx
jmp 0x671f4
xorl %edx, %edx
cmpl %eax, %edx
jne 0x6720f
movl 0x2c(%rcx), %esi
movl %edx, %edx
movl %esi, 0x2c(%rbx,%rdx,4)
movzwl 0x30(%rcx), %ecx
movw %cx, 0x58(%rbx,%rdx,2)
incb %al
movb %al, 0x21(%rbx)
movzwl 0x1a(%r15), %eax
testl %eax, 0x24(%rbx)
je 0x672cd
btl $0x8, %eax
jb 0x672a8
cmpq $0x0, 0x10(%rbx)
je 0x672a8
movq (%r13), %rax
movq (%rax), %rax
movq %rax, -0x38(%rbp)
movq (%r15), %rdi
movb 0x20(%rbx), %al
movb %al, -0x29(%rbp)
movq %rdi, -0x40(%rbp)
callq 0x55a85
movl -0x30(%rbp), %r9d
cmpb $0x41, %al
je 0x6726f
movzbl %al, %eax
cmpl $0x42, %eax
jne 0x67264
cmpb $0x42, -0x29(%rbp)
sete %al
jmp 0x6726b
cmpb $0x43, -0x29(%rbp)
setge %al
testb %al, %al
je 0x672cd
movq -0x40(%rbp), %rax
movq 0x10(%rax), %rsi
movq 0x18(%rax), %rdx
movq -0x38(%rbp), %rdi
callq 0x5530a
testq %rax, %rax
jne 0x67294
movq -0x38(%rbp), %rax
movq (%rax), %rax
movq 0x10(%rax), %rax
movq (%rax), %rdi
movq 0x10(%rbx), %rsi
callq 0xa3f0
testl %eax, %eax
movl -0x30(%rbp), %r9d
jne 0x672cd
testb $-0x7e, 0x1a(%r15)
je 0x67316
movq (%r15), %rax
movq 0x18(%rax), %rax
cmpb $-0x68, (%rax)
jne 0x67316
movl 0x2c(%rax), %ecx
cmpl 0x2c(%rbx), %ecx
jne 0x67316
movzwl 0x30(%rax), %eax
cmpw 0x58(%rbx), %ax
jne 0x67316
incl %r12d
addq $0x38, %r15
cmpl 0x14(%r13), %r12d
jl 0x67134
movq 0x8(%rbx), %rax
movq 0x8(%rax), %r13
movq %r13, 0x8(%rbx)
xorl %r12d, %r12d
testq %r13, %r13
jne 0x6711f
movq (%rbx), %rax
movq %rax, 0x8(%rbx)
movb 0x22(%rbx), %al
incb %al
movb %al, 0x22(%rbx)
xorl %r12d, %r12d
cmpb 0x21(%rbx), %al
jbe 0x670f3
jmp 0x670e4
incl %r12d
movl %r12d, 0x28(%rbx)
movq %r15, %rax
addq $0x18, %rsp
popq %rbx
popq %r12
popq %r13
popq %r14
popq %r15
popq %rbp
retq