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Log in| Search found 2776 matches |
| Author | Message |
|---|---|
 Topic: SDBG64 couple improvements |
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| DanRRight Replies: 6 Views: 1438 |
 Forum: 64-bit Posted: Sat Dec 02, 2023 5:50 pm Subject: |
| Mecej4,
Remember you have made one long confusing program which extracts demos from the codes? I was lost in it even more than i am lost in my own codes. And never succeeded due to usual lack of fr ... |
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| Topic: SDBG64 couple improvements |
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| DanRRight Replies: 6 Views: 1438 |
Forum: 64-bit Posted: Fri Dec 01, 2023 12:11 pm Subject: |
| Robert,
Nope. I still have may be dozen such bugs for which I simply have no time. Every time I add something serious to the code something else will be broken. Is something in the debugger which sim ... |
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| Topic: Supercomputing-23 |
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| DanRRight Replies: 2 Views: 651 |
Forum: General Posted: Mon Nov 27, 2023 11:01 am Subject: |
| John, It will be almost no sense in using OpenMP or MPI without SDBG64 / Plato. Debugger must stop/continue specific thread, launch on error exactly where it happened etc. Without that any Fortran is ... | |
| Topic: SDBG64 couple improvements |
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| DanRRight Replies: 6 Views: 1438 |
Forum: 64-bit Posted: Sun Nov 26, 2023 6:02 am Subject: |
| More small defects of SDBG64
- Sometimes when you try to scroll the text up and down using mouse wheel the text gets right instead. I think this did not exist in SDBG, and I never needed this func ... |
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| Topic: Supercomputing-23 |
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| DanRRight Replies: 2 Views: 651 |
Forum: General Posted: Sat Nov 25, 2023 12:02 am Subject: Supercomputing-23 |
| Good read to stay in trend
https://www.hpcwire.com/2023/11/20/supercomputing-2023-odds-and-ends-from-the-show/ Will note that in supercomputing world which is 100% Linux based there is nothing such ... |
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| Topic: How split 8bytes number into two 4-bytes and combine back |
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| DanRRight Replies: 12 Views: 1810 |
Forum: General Posted: Fri Nov 24, 2023 9:42 am Subject: |
| Looks like this works! Thanks Paul | |
| Topic: How split 8bytes number into two 4-bytes and combine back |
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| DanRRight Replies: 12 Views: 1810 |
Forum: General Posted: Fri Nov 24, 2023 8:12 am Subject: |
| Thanks.
But still failing with one more 2... integer,parameter::k=4 integer(k)::v,U,L v = 22222222222_k U = ishft(v, -32) L = iand(v, Z'00000000fffffff ... |
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| Topic: How split 8bytes number into two 4-bytes and combine back |
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| DanRRight Replies: 12 Views: 1810 |
Forum: General Posted: Wed Nov 22, 2023 6:39 am Subject: |
| UPDATE,
despite errors with 8byte integers, with smaller v integers like 5 and 6 bytes this still works OK I think this will work for me: V will be restricted to ~10^15 from 1e9 and paraphrasing ... |
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| Topic: How split 8bytes number into two 4-bytes and combine back |
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| DanRRight Replies: 12 Views: 1810 |
Forum: General Posted: Mon Nov 20, 2023 11:41 pm Subject: |
| Looks like Paul's code either has an error or its functions have a bug or something is incorrectly used somewhere.
Anyone spotting the error in all that bits manipulations? For the Integer*4 v ... |
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| Topic: How split 8bytes number into two 4-bytes and combine back |
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| DanRRight Replies: 12 Views: 1810 |
Forum: General Posted: Sat Nov 18, 2023 2:47 pm Subject: |
| Paul,
Something is strange here. Let's take integer*8 numbers v larger than approximately 2 billion. After splitting them into pair of U and L and then combining back, these numbers are not gett ... |
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| Topic: Couple minor Clearwin problems |
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| DanRRight Replies: 10 Views: 1547 |
Forum: ClearWin+ Posted: Sat Nov 18, 2023 3:32 am Subject: |
| Will clarify more why this change of limits in %PL is important on this example.
When you look at some dynamically changing data you can plot the either the entire range of data or chose some spe ... |
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| Topic: Couple minor Clearwin problems |
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| DanRRight Replies: 10 Views: 1547 |
Forum: ClearWin+ Posted: Sun Nov 12, 2023 7:48 am Subject: |
| Paul,
Two demos demonstrate these issues: 1) first one shows that if you change x or y limits in Designers Settings you have no way back to automatic plotting where code itself takes care about min ... |
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| Topic: TIOBE index top 20: re-emergence of Fortran |
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| DanRRight Replies: 8 Views: 5997 |
Forum: General Posted: Sat Nov 11, 2023 7:43 am Subject: |
| Look at that. Fortran jumped on 12th place.
Because it is Simplest. Fastest. Best. And on supercomputers C and Fortran are like a king and queen. Only utter @#$% think Fortran is dead. https:// ... |
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| Topic: LCASE@ and TRIM@ functions |
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| DanRRight Replies: 2 Views: 391 |
Forum: ClearWin+ Posted: Tue Nov 07, 2023 10:37 pm Subject: |
| Brain crushing solution, thanks mecej4.
Mathematics is foundation of everything  |
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| Topic: LCASE@ and TRIM@ functions |
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| DanRRight Replies: 2 Views: 391 |
Forum: ClearWin+ Posted: Tue Nov 07, 2023 11:31 am Subject: LCASE@ and TRIM@ functions |
| I do not find similar functions in gFortran :
call lcase@ (text) call trim@ (text) Text is character variable (in my case character*256). I know there exist simple programs to do the s ... |
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