aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJeff Law <law@gcc.gnu.org>1993-03-28 14:22:43 -0700
committerJeff Law <law@gcc.gnu.org>1993-03-28 14:22:43 -0700
commit417a6986d30d3fe114ec5679d2702c6e0eac40a2 (patch)
treea3df3118edf9f96ea9375be2fbbf4e9e53c359df
parenteaa48dabf52f42c65e2a29a38270ebe5cbb6df78 (diff)
downloadgcc-417a6986d30d3fe114ec5679d2702c6e0eac40a2.zip
gcc-417a6986d30d3fe114ec5679d2702c6e0eac40a2.tar.gz
gcc-417a6986d30d3fe114ec5679d2702c6e0eac40a2.tar.bz2
* rtl.def (ATTR_FLAG): New RTL code.
From-SVN: r3902
-rw-r--r--gcc/rtl.def10
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/rtl.def b/gcc/rtl.def
index cdbfba6..1585ea3 100644
--- a/gcc/rtl.def
+++ b/gcc/rtl.def
@@ -325,6 +325,16 @@ DEF_RTL_EXPR(SET_ATTR_ALTERNATIVE, "set_attr_alternative", "sE", 'x')
attribute name and the second is the comparison value. */
DEF_RTL_EXPR(EQ_ATTR, "eq_attr", "ss", 'x')
+/* A conditional expression which is true if the specified flag is
+ true for the insn being scheduled in reorg.
+
+ genattr.c defines the following flags which can be tested by
+ (attr_flag "foo") expressions in eligible_for_delay.
+
+ forward, backward, very_likely, likely, very_unlikely, and unlikely. */
+
+DEF_RTL_EXPR (ATTR_FLAG, "attr_flag", "s", 'x')
+
/* ----------------------------------------------------------------------
Expression types used for things in the instruction chain.