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Re: [bug-gawk] SYMTAB["x"] is much slower than `x`
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From: |
arnold |
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Subject: |
Re: [bug-gawk] SYMTAB["x"] is much slower than `x` |
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Date: |
Tue, 27 Nov 2018 01:27:58 -0700 |
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User-agent: |
Heirloom mailx 12.4 7/29/08 |
Hi.
Peng Yu <address@hidden> wrote:
> The following example shows that SYMTAB["x"] is much slower than `x`.
> What is the difference between the implementation of SYMTAB["x"] and
> `x`.
When generating code, gawk can access the memory for 'x' directly.
SYMTAB["x"] is an array element access like most others, so it's
slower.
> Can the performance be improved for SYMTAB["x"]?
No. Sorry.
Arnold