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Re: PATCH - PPC split slow unaligned load/store into smaller load/stores

On Fri, Jan 23, 2004 at 01:53:24PM -0500, David Edelsohn wrote:
> 2004-01-13  Fariborz Jahanian <>
>          * config/rs6000/rs6000.c (rs6000_emit_move): split slow
>          unaligned load/store into smaller loads and stores.
> This patch is okay.
> 	Alan and Janis: Can you be on the lookout if this has any impact
> on PPC64 Linux?


Executing on host: /home/alan/build/ppc/gcc64-curr/gcc/xgcc -B/home/alan/build/ppc/gcc64-curr/gcc/   -O1  -w -c  -o 930623-1.o /src/gcc-current/gcc/testsuite/gcc.c-torture/compile/930623-1.c    (timeout = 300)
/src/gcc-current/gcc/testsuite/gcc.c-torture/compile/930623-1.c: In function `f':
/src/gcc-current/gcc/testsuite/gcc.c-torture/compile/930623-1.c:7: error: unrecognizable insn:
(insn 75 74 76 0 (set (reg:SI 149)
        (subreg:SI (reg:DI 33 1) 0)) -1 (nil)
    (expr_list:REG_DEAD (reg:DI 33 1)
/src/gcc-current/gcc/testsuite/gcc.c-torture/compile/930623-1.c:7: internal compiler error: in extract_insn, at recog.c:2083

Alan Modra
IBM OzLabs - Linux Technology Centre

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