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Re: [RFC PATCH] Typed DWARF stack

From: Tom Tromey <tromey at redhat dot com>
To: Jakub Jelinek <jakub at redhat dot com>
Cc: Richard Henderson <rth at redhat dot com>, Jason Merrill <jason at redhat dot com>, Cary Coutant <ccoutant at google dot com>, gcc-patches at gcc dot gnu dot org, Roland McGrath <roland at hack dot frob dot com>, Jan Kratochvil <jkratoch at redhat dot com>, Mark Wielaard <mjw at redhat dot com>
Date: Thu, 12 May 2011 12:31:01 -0600
Subject: Re: [RFC PATCH] Typed DWARF stack
References: <20110325113237.GY18914@tyan-ft48-01.lab.bos.redhat.com> <m38vum1gw7.fsf@fleche.redhat.com> <20110504183353.GI17079@tyan-ft48-01.lab.bos.redhat.com> <m339ku1buu.fsf@fleche.redhat.com> <m3oc37lsd1.fsf@fleche.redhat.com>

Tom> I have since changed this.  For explicitly-typed values, I tried
Tom> DW_OP_shr and DW_OP_shra identically.  The type encodes the desired
Tom> operation.

Jakub pinged me on irc to say that this is not what GCC actually emits.
So, I am going to change GDB to follow.  That is, GDB will pick a
suitably-sized unsigned type to use for the LHS of DW_OP_shr.

Tom

References:
- Re: [RFC PATCH] Typed DWARF stack
  - From: Tom Tromey
- Re: [RFC PATCH] Typed DWARF stack
  - From: Jakub Jelinek
- Re: [RFC PATCH] Typed DWARF stack
  - From: Tom Tromey
- Re: [RFC PATCH] Typed DWARF stack
  - From: Tom Tromey

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