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[Bug target/49781] [x32] Unnecessary lea in x32 mode
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 7 Aug 2011 13:50:23 +0000
- Subject: [Bug target/49781] [x32] Unnecessary lea in x32 mode
- Auto-submitted: auto-generated
- References: <bug-49781-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49781
--- Comment #31 from Uros Bizjak <ubizjak at gmail dot com> 2011-08-07 13:50:17 UTC ---
(In reply to comment #29)
> Created attachment 24938 [details]
> WIP patch that exploits addr32.
>
> New version of patch for testing. Survives bootstrap + regtest on
> x86_64-pc-linux-gnu.
Oh, I forgot to add MEM_P ..., so please change the condition to:
if (TARGET_64BIT
&& MEM_P (x)
&& GET_MODE_SIZE (mode) > UNITS_PER_WORD
&& rclass == GENERAL_REGS
&& !offsettable_memref_p (x))
Patch still works OK.