[lkml]   [2001]   [Nov]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [PATCH] take 2 of the tr-based current
    On Sun, Nov 11, 2001 at 11:01:08AM +1100, Anton Blanchard wrote:
    > static inline struct Paca *get_paca(void) __attribute__ ((pure));
    > static inline struct Paca *get_paca(void)
    > {
    > struct Paca *rval;
    > __asm__ ("mfspr %0,0x113" : "=r" (rval));
    > return rval;
    > }
    > Alan Modra came to the rescue and found that gcc was optimising too much
    > and since the function did not touch any global variables, it would
    > upgrade the pure to const. This was on gcc 3.0.X.

    Hmmm. Would adding a fake global input help with that? Something like a
    "g" (aligned_data) input.

    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to
    More majordomo info at
    Please read the FAQ at

     \ /
      Last update: 2005-03-22 13:13    [W:0.028 / U:16.992 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site