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| Search found 5 matches |
| Author | Message |
|---|---|
 Topic: should a right-shift on a signed int16 do sign extension? |
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| truevenik Replies: 3 Views: 10664 |
 Forum: General CCS C Discussion Posted: Wed Jun 16, 2004 12:14 pm Subject: should a right-shift on a signed int16 do sign extension? |
| Hi the following code doesn't do sign extension. Am I missing something or is the compiler missing something?
signed int16 result = -25152; result >>= 4; When I replace result >>= ... |
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| Topic: questions for those who have experience with #org |
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| truevenik Replies: 3 Views: 10534 |
Forum: General CCS C Discussion Posted: Fri Apr 09, 2004 5:12 pm Subject: copies of a fucntion |
| Hi, lets say I have a function g(int x). Is there a way to make two copies of it and put one in ROM page1, and another in page2 ?
Also, does anyone know of a way to use #org on a function, keep the ... |
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| Topic: questions for those who have experience with #org |
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| truevenik Replies: 3 Views: 10534 |
Forum: General CCS C Discussion Posted: Fri Apr 09, 2004 10:25 am Subject: questions for those who have experience with #org |
| Hi. I'm using PCM v3.163 and PIC16F877. I need to reduce code size and I've noticed that about 1/10 of the assembly code deals with the A.3 and A.4 bits. I haven't yet looked at how good the compiler ... | |
| Topic: #define and #byte |
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| truevenik Replies: 2 Views: 10057 |
Forum: General CCS C Discussion Posted: Wed Mar 24, 2004 10:43 am Subject: partial answer |
| hi,
#define PORTA 0x05 PORTA = 0 is equivalent to just writing 0x05 = 0 (try to assign 0 to a litteral value = error -this is like writing 3=1) #byte PORTA = 0x05 PORTA = 0 I think is eq ... |
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| Topic: square roots to the nearest integer, without floating point |
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| truevenik Replies: 3 Views: 10093 |
Forum: General CCS C Discussion Posted: Tue Mar 23, 2004 11:57 pm Subject: square roots to the nearest integer, without floating point |
| In case somebody else needs this, here's a routine that computes to the nearest integer the square-root of any unsigned 32-bit integer (eg. isqrt(10) = 3, isqrt(16) = 4 ). I needed this because I didn ... | |
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