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Improve comment spelling and style in llvmjit_deform.c.
Author: Justin Pryzby Discussion: https://postgr.es/m/20190408141828.GE10080@telsasoft.com https://postgr.es/m/20181127184133.GM10913@telsasoft.com
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@ -386,7 +386,7 @@ slot_compile_deform(LLVMJitContext *context, TupleDesc desc,
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/*
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* If this is the first attribute, slot->tts_nvalid was 0. Therefore
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* reset offset to 0 to, it be from a previous execution.
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* also reset offset to 0, it may be from a previous execution.
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*/
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if (attnum == 0)
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{
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@ -416,7 +416,7 @@ slot_compile_deform(LLVMJitContext *context, TupleDesc desc,
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/*
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* Check for nulls if necessary. No need to take missing attributes
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* into account, because in case they're present the heaptuple's natts
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* into account, because if they're present the heaptuple's natts
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* would have indicated that a slot_getmissingattrs() is needed.
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*/
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if (!att->attnotnull)
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@ -503,13 +503,13 @@ slot_compile_deform(LLVMJitContext *context, TupleDesc desc,
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(known_alignment < 0 || known_alignment != TYPEALIGN(alignto, known_alignment)))
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{
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/*
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* When accessing a varlena field we have to "peek" to see if we
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* When accessing a varlena field, we have to "peek" to see if we
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* are looking at a pad byte or the first byte of a 1-byte-header
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* datum. A zero byte must be either a pad byte, or the first
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* byte of a correctly aligned 4-byte length word; in either case
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* byte of a correctly aligned 4-byte length word; in either case,
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* we can align safely. A non-zero byte must be either a 1-byte
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* length word, or the first byte of a correctly aligned 4-byte
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* length word; in either case we need not align.
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* length word; in either case, we need not align.
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*/
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if (att->attlen == -1)
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{
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@ -603,8 +603,8 @@ slot_compile_deform(LLVMJitContext *context, TupleDesc desc,
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else if (att->attnotnull && attguaranteedalign && known_alignment >= 0)
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{
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/*
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* If the offset to the column was previously known a NOT NULL &
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* fixed width column guarantees that alignment is just the
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* If the offset to the column was previously known, a NOT NULL &
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* fixed-width column guarantees that alignment is just the
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* previous alignment plus column width.
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*/
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Assert(att->attlen > 0);
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@ -645,8 +645,8 @@ slot_compile_deform(LLVMJitContext *context, TupleDesc desc,
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LLVMBuildGEP(b, v_tts_nulls, &l_attno, 1, ""));
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/*
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* Store datum. For byval datums copy the value, extend to Datum's
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* width, and store. For byref types, store pointer to data.
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* Store datum. For byval: datums copy the value, extend to Datum's
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* width, and store. For byref types: store pointer to data.
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*/
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if (att->attbyval)
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{
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