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| author | Tobias Burnus <burnus@net-b.de> | 2013-05-31 12:18:40 +0200 |
|---|---|---|
| committer | Tobias Burnus <burnus@gcc.gnu.org> | 2013-05-31 12:18:40 +0200 |
| commit | e3530904e76e650e0df59fed4319749388ac3494 (patch) | |
| tree | 2f36f1f69e0b1048eb78977bea80dcfac7d886e5 /gcc | |
| parent | 2bdf1c75e432bb2a20e9b6de02c015736b22aa44 (diff) | |
| download | gcc-e3530904e76e650e0df59fed4319749388ac3494.zip gcc-e3530904e76e650e0df59fed4319749388ac3494.tar.gz gcc-e3530904e76e650e0df59fed4319749388ac3494.tar.bz2 | |
re PR middle-end/57073 (__builtin_powif (-1.0, k) should be optimized to "1.0 - 2.0 * (K%2)")
2013-05-31 Tobias Burnus <burnus@net-b.de>
PR middle-end/57073
* tree-ssa-math-opts.c (execute_cse_sincos): Move check
further up.
From-SVN: r199529
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/tree-ssa-math-opts.c | 10 |
2 files changed, 10 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ff9f38c..b0a5ad11 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-05-31 Tobias Burnus <burnus@net-b.de> + + PR middle-end/57073 + * tree-ssa-math-opts.c (execute_cse_sincos): Move check + further up. + 2013-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com> PR target/56315 diff --git a/gcc/tree-ssa-math-opts.c b/gcc/tree-ssa-math-opts.c index a15c404..b4de411 100644 --- a/gcc/tree-ssa-math-opts.c +++ b/gcc/tree-ssa-math-opts.c @@ -1447,9 +1447,10 @@ execute_cse_sincos (void) arg1 = gimple_call_arg (stmt, 1); loc = gimple_location (stmt); - if (real_minus_onep (arg0) - && TREE_CODE (TREE_TYPE (arg1)) == INTEGER_TYPE - && !host_integerp (arg1,0)) + if (!host_integerp (arg1, 0)) + break; + + if (real_minus_onep (arg0)) { tree t0, t1, cond, one, minus_one; gimple stmt; @@ -1476,9 +1477,6 @@ execute_cse_sincos (void) } else { - if (!host_integerp (arg1, 0)) - break; - n = TREE_INT_CST_LOW (arg1); result = gimple_expand_builtin_powi (&gsi, loc, arg0, n); } |