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* [Bug target/115473] New: MIPS: -Os rtx_cost compare not correct
@ 2024-06-13  9:25 syq at gcc dot gnu.org
  0 siblings, 0 replies; only message in thread
From: syq at gcc dot gnu.org @ 2024-06-13  9:25 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115473

            Bug ID: 115473
           Summary: MIPS: -Os rtx_cost compare not correct
           Product: gcc
           Version: 15.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: syq at gcc dot gnu.org
  Target Milestone: ---

f32(int a)
{
  int p = (a & (1<<16));
  if (p)
    return f1();
  else
    return f2();
}

we can use

   sll
   bgez

to replace
   li
   and
   beqz

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2024-06-13  9:25 [Bug target/115473] New: MIPS: -Os rtx_cost compare not correct syq at gcc dot gnu.org

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