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Re: ia64 housekeeping
- From: "David S. Miller" <davem at redhat dot com>
- To: rth at redhat dot com
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Fri, 17 May 2002 00:43:33 -0700 (PDT)
- Subject: Re: ia64 housekeeping
- References: <20020517005241.A26664@redhat.com>
From: Richard Henderson <rth@redhat.com>
Date: Fri, 17 May 2002 00:52:41 -0700
* config/ia64/ia64.md: Use braced strings instead of quoted strings
for code blocks. Tidy whitespace.
...
-
-;; As USE insns aren't meaningful after reload, this is used instead
-;; to prevent deleting instructions setting registers for EH handling
-(define_insn "prologue_use"
- [(unspec:DI [(match_operand:DI 0 "register_operand" "")]
- UNSPEC_PROLOGUE_USE)]
- ""
- "// %0 needed for EH"
- [(set_attr "itanium_class" "ignore")
- (set_attr "predicable" "no")])
Where is this part described in the changelog?