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authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>2014-08-08 09:18:40 +0000
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>2014-08-08 09:18:40 +0000
commitb9ea678c30842c814d5f071cda0a7668d86ec330 (patch)
tree621bf63e4a68ad2ac887a0c87d72c5746a320a34 /gcc/predict.c
parent9c3d0685d3c1326b09b7ed914a09be21f4985653 (diff)
downloadgcc-b9ea678c30842c814d5f071cda0a7668d86ec330.tar.gz
2014-08-08 Richard Biener <rguenther@suse.de>
* builtins.c (c_getstr, readonly_data_expr, init_target_chars, target_percent, target_percent_s): Export. (var_decl_component_p, fold_builtin_memory_op, fold_builtin_memset, fold_builtin_bzero, fold_builtin_strcpy, fold_builtin_strncpy, fold_builtin_strcat, fold_builtin_fputs, fold_builtin_memory_chk, fold_builtin_stxcpy_chk, fold_builtin_stxncpy_chk, fold_builtin_sprintf_chk_1, fold_builtin_snprintf_chk_1): Move to gimple-fold.c. (fold_builtin_2): Remove handling of bzero, fputs, fputs_unlocked, strcat and strcpy. (fold_builtin_3): Remove handling of memset, bcopy, memcpy, mempcpy, memmove, strncpy, strcpy_chk and stpcpy_chk. (fold_builtin_4): Remove handling of memcpy_chk, mempcpy_chk, memmove_chk, memset_chk, strncpy_chk and stpncpy_chk. (rewrite_call_expr_array): Remove. (fold_builtin_sprintf_chk): Likewise. (fold_builtin_snprintf_chk): Likewise. (fold_builtin_varargs): Remove handling of sprintf_chk, vsprintf_chk, snprintf_chk and vsnprintf_chk. (gimple_fold_builtin_sprintf_chk): Remove. (gimple_fold_builtin_snprintf_chk): Likewise. (gimple_fold_builtin_varargs): Likewise. (fold_call_stmt): Do not call gimple_fold_builtin_varargs. * predict.c (optimize_bb_for_size_p): Handle NULL bb. * gimple.c (gimple_seq_add_seq_without_update): New function. * gimple.h (gimple_seq_add_seq_without_update): Declare. * gimple-fold.c: Include output.h. (gsi_replace_with_seq_vops): New function, split out from ... (gimplify_and_update_call_from_tree): ... here. (replace_call_with_value): New function. (replace_call_with_call_and_fold): Likewise. (var_decl_component_p): Moved from builtins.c. (gimple_fold_builtin_memory_op): Moved from builtins.c fold_builtin_memory_op and rewritten to GIMPLE. (gimple_fold_builtin_memset): Likewise. (gimple_fold_builtin_strcpy): Likewise. (gimple_fold_builtin_strncpy): Likewise. (gimple_fold_builtin_strcat): Likewise. (gimple_fold_builtin_fputs): Likewise. (gimple_fold_builtin_memory_chk): Likewise. (gimple_fold_builtin_stxcpy_chk): Likewise. (gimple_fold_builtin_stxncpy_chk): Likewise. (gimple_fold_builtin_snprintf_chk): Likewise. (gimple_fold_builtin_sprintf_chk): Likewise. (gimple_fold_builtin_strlen): New function. (gimple_fold_builtin_with_strlen): New function split out from gimple_fold_builtin. (gimple_fold_builtin): Change signature and handle bzero, memset, bcopy, memcpy, mempcpy and memmove folding here. Call gimple_fold_builtin_with_strlen. (gimple_fold_call): Adjust. * gcc.dg/strlenopt-8.c: Remove XFAIL. * gcc.dg/tree-prof/stringop-2.c: Adjust. * gfortran.dg/array_memcpy_4.f90: Likewise. * gfortran.dg/trim_optimize_1.f90: Likewise. * gfortran.dg/trim_optimize_2.f90: Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@213753 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/predict.c')
-rw-r--r--gcc/predict.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/predict.c b/gcc/predict.c
index 835c6181ffc..03657c9a829 100644
--- a/gcc/predict.c
+++ b/gcc/predict.c
@@ -339,7 +339,8 @@ optimize_function_for_speed_p (struct function *fun)
bool
optimize_bb_for_size_p (const_basic_block bb)
{
- return optimize_function_for_size_p (cfun) || !maybe_hot_bb_p (cfun, bb);
+ return (optimize_function_for_size_p (cfun)
+ || (bb && !maybe_hot_bb_p (cfun, bb)));
}
/* Return TRUE when BB should be optimized for speed. */