[Mesa-dev] [PATCH 1/2] i965/fs: Recalculate live intervals in calculate_register_pressure().

[Eric Anholt]

Matt Turner <mattst88 at gmail.com> writes:

> Otherwise calling dump_instructions() after declaring a new fs_reg would
> segfault when calculate_register_pressure()'s loop over reg walked off
> the end of the virtual_grf_start[] array that calculate_live_intervals()
> would have reallocated for you, if it had known there was a new
> register.

Should we just invalidate from virtual_grf_alloc(), to solve the problem
in general?
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