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New VDBE comments and coverage macros.

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FossilOrigin-Name: a9a307265b0626b3e9df69534c8eacf18413ea31784c9d931eadcff515d3dd84
This commit is contained in:
drh
2018-07-10 05:11:03 +00:00
parent c7bf57168a
commit 0b3b0dd1b1
4 changed files with 20 additions and 10 deletions
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12
src/window.c
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@@ -1034,9 +1034,13 @@ static void windowCheckIntValue(Parse *pParse, int reg, int eCond){
assert( eCond==0 || eCond==1 || eCond==2 );
sqlite3VdbeAddOp2(v, OP_Integer, 0, regZero);
sqlite3VdbeAddOp2(v, OP_MustBeInt, reg, sqlite3VdbeCurrentAddr(v)+2);
VdbeCoverage(v);
VdbeCoverageIf(v, eCond==0);
VdbeCoverageIf(v, eCond==1);
VdbeCoverageIf(v, eCond==2);
sqlite3VdbeAddOp3(v, aOp[eCond], regZero, sqlite3VdbeCurrentAddr(v)+2, reg);
VdbeCoverage(v);
VdbeCoverageIf(v, eCond==0);
VdbeCoverageIf(v, eCond==1);
VdbeCoverageIf(v, eCond==2);
sqlite3VdbeAddOp2(v, OP_Halt, SQLITE_ERROR, OE_Abort);
sqlite3VdbeAppendP4(v, (void*)azErr[eCond], P4_STATIC);
sqlite3ReleaseTempReg(pParse, regZero);
@@ -1250,6 +1254,7 @@ static void windowPartitionCache(
VdbeCoverage(v);
sqlite3VdbeAddOp3(v, OP_Copy, regNewPart, pMWin->regPart, nPart-1);
sqlite3VdbeAddOp2(v, OP_Gosub, regFlushPart, lblFlushPart);
VdbeComment((v, "call flush_partition"));
}
/* Buffer the current row in the ephemeral table. */
@@ -1261,6 +1266,7 @@ static void windowPartitionCache(
/* Invoke "flush_partition" to deal with the final (or only) partition */
sqlite3VdbeAddOp2(v, OP_Gosub, regFlushPart, lblFlushPart);
VdbeComment((v, "call flush_partition"));
}
/*
@@ -1588,6 +1594,7 @@ static void windowCodeRowExprStep(
sqlite3VdbeResolveLabel(v, lblFlushPart);
sqlite3VdbeAddOp2(v, OP_Once, 0, sqlite3VdbeCurrentAddr(v)+3);
VdbeCoverage(v);
VdbeComment((v, "Flush_partition subroutine"));
sqlite3VdbeAddOp2(v, OP_OpenDup, csrStart, pMWin->iEphCsr);
sqlite3VdbeAddOp2(v, OP_OpenDup, csrEnd, pMWin->iEphCsr);
@@ -1709,6 +1716,7 @@ static void windowCodeRowExprStep(
sqlite3VdbeResolveLabel(v, lblFlushDone);
sqlite3VdbeAddOp1(v, OP_ResetSorter, pMWin->iEphCsr);
sqlite3VdbeAddOp1(v, OP_Return, regFlushPart);
VdbeComment((v, "end flush_partition subroutine"));
/* Jump to here to skip over flush_partition */
sqlite3VdbeJumpHere(v, addrGoto);