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| author | Andreas Jaeger <aj@gcc.gnu.org> | 2001-07-09 22:32:33 +0200 |
|---|---|---|
| committer | Andreas Jaeger <aj@gcc.gnu.org> | 2001-07-09 22:32:33 +0200 |
| commit | a4f31c00231ab4ba5a9534c06e005eb60b89af16 (patch) | |
| tree | 2b3b7667150e109ac1a4f6ae1b00f9519312699e /gcc/output.h | |
| parent | 3d7c10129f226c8ccfe6dc6fa39510031dd1a2f8 (diff) | |
| download | gcc-a4f31c00231ab4ba5a9534c06e005eb60b89af16.zip gcc-a4f31c00231ab4ba5a9534c06e005eb60b89af16.tar.gz gcc-a4f31c00231ab4ba5a9534c06e005eb60b89af16.tar.bz2 | |
output.h: Add declaration of final_forward_branch_p.
* output.h: Add declaration of final_forward_branch_p.
* config/i386/i386.c (output_fix_trunc): Remove unused variable.
From-SVN: r43876
Diffstat (limited to 'gcc/output.h')
| -rw-r--r-- | gcc/output.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/gcc/output.h b/gcc/output.h index db4894c..6eb4ca4 100644 --- a/gcc/output.h +++ b/gcc/output.h @@ -1,7 +1,7 @@ /* Declarations for insn-output.c. These functions are defined in recog.c, final.c, and varasm.c. Copyright (C) 1987, 1991, 1994, 1997, 1998, - 1999, 2000 Free Software Foundation, Inc. + 1999, 2000, 2001 Free Software Foundation, Inc. This file is part of GNU CC. @@ -35,7 +35,7 @@ extern void app_enable PARAMS ((void)); Called from varasm.c before most kinds of output. */ extern void app_disable PARAMS ((void)); -/* Return the number of slots filled in the current +/* Return the number of slots filled in the current delayed branch sequence (we don't count the insn needing the delay slot). Zero if not in a delayed branch sequence. */ extern int dbr_sequence_length PARAMS ((void)); @@ -116,6 +116,11 @@ extern void split_double PARAMS ((rtx, rtx *, rtx *)); /* Return nonzero if this function has no function calls. */ extern int leaf_function_p PARAMS ((void)); +/* Return 1 if branch is an forward branch. + Uses insn_shuid array, so it works only in the final pass. May be used by + output templates to add branch prediction hints, for example. */ +extern int final_forward_branch_p PARAMS ((rtx)); + /* Return 1 if this function uses only the registers that can be safely renumbered. */ extern int only_leaf_regs_used PARAMS ((void)); |