From: David Edelsohn <dje.gcc@gmail.com>
To: Segher Boessenkool <segher@kernel.crashing.org>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>
Subject: [PATCH] rs6000 branch probability changes
Date: Fri, 30 Jun 2017 13:36:00 -0000 [thread overview]
Message-ID: <CAGWvnyn9J43o0oQc7kwM87zFzyY+85q9WoZgh=yX=WVsye9Luw@mail.gmail.com> (raw)
Convert the rs6000 port to use the new API for branch probabilities.
Okay?
Thanks, David
* config/rs6000/rs6000.c (emit_unlikely_jump): Adjust to new branch
probability data type.
Index: rs6000.c
===================================================================
--- rs6000.c (revision 249839)
+++ rs6000.c (working copy)
@@ -23514,10 +23514,9 @@
static void
emit_unlikely_jump (rtx cond, rtx label)
{
- int very_unlikely = REG_BR_PROB_BASE / 100 - 1;
rtx x = gen_rtx_IF_THEN_ELSE (VOIDmode, cond, label, pc_rtx);
rtx_insn *insn = emit_jump_insn (gen_rtx_SET (pc_rtx, x));
- add_int_reg_note (insn, REG_BR_PROB, very_unlikely);
+ add_int_reg_note (insn, REG_BR_PROB, profile_probability::very_unlikely ());
}
/* A subroutine of the atomic operation splitters. Emit a load-locked
next reply other threads:[~2017-06-30 13:36 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-30 13:36 David Edelsohn [this message]
2017-06-30 21:36 ` Ramana Radhakrishnan
2017-06-30 23:18 ` Segher Boessenkool
2017-07-01 12:59 ` David Edelsohn
2017-07-01 13:06 ` Jan Hubicka
2017-07-01 13:19 ` David Edelsohn
2017-07-01 13:23 ` Jan Hubicka
2017-07-01 13:34 ` Jan Hubicka
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