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Re: Live range splitting in new allocator
- To: meissner at cygnus dot com
- Subject: Re: Live range splitting in new allocator
- From: Christian Iseli <chris at lslsun dot epfl dot ch>
- Date: Wed, 31 Jan 2001 17:11:16 +0100 (MET)
- Cc: jbuck at racerx dot synopsys dot com, Marc dot Espie at liafa dot jussieu dot fr, aoliva at redhat dot com, espie at quatramaran dot ens dot fr, dewar at gnat dot com, gcc at gcc dot gnu dot org
> Ummm, -finitialize-stack[=value] would seem to make more sense than
> initialize-all, since you would not be initializing the statics or
> globals (or possibly the registers).
Right. IIRC, statics and globals are initialized to 0 by the system
anyway (unless otherwise initialized in the code).
For the registers, I guess the function prologue could set them to
the specified value at the same time as the stack...
Cheers,
Christian