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Renesas RX

Renesas RX 50 Questions

Questions and answers related to GCC for the Renesas RX CPU

1 ans 0 votes

How to activate Register Bank Save function in C code ISR for RXv3

2109 views hakanb commented on answer Mon, Mar 31, 2025, 13:33:12 UTC Renesas RX

1 ans 0 votes

How to use 64bit doubles on RX26T?

1467 views Frank Kjul Larsen commented on answer Fri, Dec 13, 2024, 7:07:11 UTC Renesas RX

2 ans 0 votes

Atomic access for 16-byte structure

2687 views jltrahan edited comment on answer Mon, Nov 18, 2024, 14:10:46 UTC Renesas RX

1 ans 0 votes

Equivalent to IAR’s __no_init variable qualifier

1624 views jltrahan commented on answer Tue, Jul 9, 2024, 14:51:14 UTC Renesas RX

1 ans 0 votes

Interrupt routine trashes registers (GCC for Renesas RX)

3264 views Open Source Tools Support commented on answer Tue, Jun 11, 2024, 13:36:11 UTC Renesas RX

0 ans 0 votes

GCC for Renesas RX 8.3.0.202202 or later needs `Path` setting

1354 views Open Source Tools Support commented Wed, May 29, 2024, 9:06:29 UTC Renesas RX

0 ans 0 votes

new operator throws allocate exception

827 views Open Source Tools Support commented Thu, May 16, 2024, 13:57:29 UTC Renesas RX

1 ans 0 votes

Which CPU to select for RX26T compilation.

1669 views Open Source Tools Support answered Mon, Apr 15, 2024, 8:07:34 UTC Renesas RX

1 ans 0 votes

Warning Messages from GCC for Renesas RX Compiler : _getpid, _kill

Solved2204 views RTani commented on answer Tue, Mar 26, 2024, 10:13:31 UTC Renesas RX

1 ans 0 votes

Any document about Renesas RX elf relocation ?

1833 views Open Source Tools Support answered Mon, Mar 11, 2024, 10:41:34 UTC Renesas RX

2 ans 0 votes

How to use size of linker segment?

17464 views Open Source Tools Support commented on answer Wed, Sep 27, 2023, 9:27:39 UTC Renesas RX

1 ans 0 votes

Development tool setup for Renesas RX MCU

2486 views Open Source Tools Support answered Thu, Aug 17, 2023, 6:52:33 UTC Renesas RX

0 ans 0 votes

Installer bug on Linux

1412 views Open Source Tools Support commented Thu, Aug 10, 2023, 13:58:06 UTC Renesas RX

0 ans 0 votes

Please don’t remove Automatic interrupt vector entry generation feature because RX SmartConfigurator strongly depends on it and there is an easy workaround

2138 views NoMaY-jp commented Tue, Jul 11, 2023, 12:14:12 UTC Renesas RX

0 ans 0 votes

When I try to perform a floating point operation using fpu every 1ms on the RX66T, it does not work.

1249 views Open Source Tools Support commented Mon, Apr 17, 2023, 12:55:42 UTC Renesas RX

0 ans 0 votes

Difference of generated code regarding GNURX for RXv3 `float` operation between with and without -mdfpu (code – 2022/10/26)

1508 views NoMaY-jp commented Fri, Dec 9, 2022, 14:13:57 UTC Renesas RX

1 ans 0 votes

Wrong generated code regarding GNURX for RXv3 DPFPU DCMR register missing push/pop sequence (code – 2022/10/04)

5908 views NoMaY-jp commented on answer Fri, Dec 9, 2022, 13:20:58 UTC Renesas RX

0 ans 0 votes

Difference of generated code regarding GNURX for RXv3 sqrtf(x) using -mrxv2-fsqrt between with and without -mdfpu (code – 2022/10/25)

1136 views NoMaY-jp commented Thu, Dec 1, 2022, 12:49:36 UTC Renesas RX

0 ans 0 votes

Wrong generated code regarding GNURX for RXv3 TFU mathlib hypotf(x, y) (code – 2022/10/24)

1109 views Open Source Tools Support commented Wed, Oct 26, 2022, 11:46:51 UTC Renesas RX

1 ans 0 votes

Section .gcc_exc in linker script

4727 views Darius Galis answered Mon, Dec 13, 2021, 18:37:26 UTC Renesas RX

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