Hi

The optimization of my target seems not to work properly. The compiling process works using -O0 but fails with optimization.

Small source files with only a few functions are working, but bigger files don't. The compiler stops with an error:

internal compiler error: in reload_combine_note_use, at postreload.c:1096

There is a pseudo register without an hard register allocation. I tried to find out which line in my code produces this error. A debug_rtx(x) at the beginning of reload_combine_note_use did the trick. The failing instruction is a call. The compiler loads every symbol reference into a register and calls the function using this. In front of the error this load is missing. In smaller files the compiler uses the reference, which is the way i want him to do it.

What did i wrong?
Which macros do i have to edit?


Thanks for your help.

best regards

Michael Fogel

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