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| author | marxin <marxin@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-01-14 10:35:13 +0000 |
|---|---|---|
| committer | marxin <marxin@138bc75d-0d04-0410-961f-82ee72b054a4> | 2015-01-14 10:35:13 +0000 |
| commit | cadb17daec6ac57c49e1fe596f770c02f1abdba6 (patch) | |
| tree | 9f702d94b0a0ab657939adb1fa1b6c7431d3b8d2 /gcc/ipa-icf-gimple.c | |
| parent | 3a487db5ceb67f9eb5568696a6d247e9061078d4 (diff) | |
| download | gcc-cadb17daec6ac57c49e1fe596f770c02f1abdba6.tar.gz | |
IPA ICF: handle IMAGPART_EXPR and REALPART_EXPR.
* gcc.dg/ipa/pr64307.c: New test.
* ipa-icf-gimple.c (func_checker::compare_operand): Add support for
IMAGPART_EXPR and REALPART_EXPR and fix BIT_FIELD_REF comparison.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@219586 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/ipa-icf-gimple.c')
| -rw-r--r-- | gcc/ipa-icf-gimple.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/gcc/ipa-icf-gimple.c b/gcc/ipa-icf-gimple.c index ed3cdf56ccb..05c2a23bd6f 100644 --- a/gcc/ipa-icf-gimple.c +++ b/gcc/ipa-icf-gimple.c @@ -448,6 +448,8 @@ func_checker::compare_operand (tree t1, tree t2) return return_with_debug (ret); } + case IMAGPART_EXPR: + case REALPART_EXPR: case ADDR_EXPR: { x1 = TREE_OPERAND (t1, 0); @@ -458,7 +460,17 @@ func_checker::compare_operand (tree t1, tree t2) } case BIT_FIELD_REF: { - ret = compare_decl (t1, t2); + x1 = TREE_OPERAND (t1, 0); + x2 = TREE_OPERAND (t2, 0); + y1 = TREE_OPERAND (t1, 1); + y2 = TREE_OPERAND (t2, 1); + z1 = TREE_OPERAND (t1, 2); + z2 = TREE_OPERAND (t2, 2); + + ret = compare_operand (x1, x2) + && compare_cst_or_decl (y1, y2) + && compare_cst_or_decl (z1, z2); + return return_with_debug (ret); } case SSA_NAME: |