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| author | Kugan Vivekanandarajah <kuganv@linaro.org> | 2015-07-12 11:16:30 +0000 |
|---|---|---|
| committer | Kugan Vivekanandarajah <kugan@gcc.gnu.org> | 2015-07-12 11:16:30 +0000 |
| commit | 7f7379f6f4f28376ac4fa9a807217f1fec2488fc (patch) | |
| tree | 6635ab0b12302db27b1fd7effdbb88af0fd00813 /gcc/emit-rtl.c | |
| parent | 01169386a0f51405866e190bc836d6a1883a684f (diff) | |
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cse.c (cse_insn): Calculate src_eqv for ZERO_EXTRACT.
gcc/ChangeLog:
2015-07-12 Kugan Vivekanandarajah <kuganv@linaro.org>
* cse.c (cse_insn): Calculate src_eqv for ZERO_EXTRACT.
* emit-rtl.c (set_for_reg_notes): Allow ZERO_EXTRACT to set
REG_EQUAL note.
From-SVN: r225721
Diffstat (limited to 'gcc/emit-rtl.c')
| -rw-r--r-- | gcc/emit-rtl.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index 93dd459..ed2b30b 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -5221,7 +5221,8 @@ set_for_reg_notes (rtx insn) reg = SET_DEST (pat); /* Notes apply to the contents of a STRICT_LOW_PART. */ - if (GET_CODE (reg) == STRICT_LOW_PART) + if (GET_CODE (reg) == STRICT_LOW_PART + || GET_CODE (reg) == ZERO_EXTRACT) reg = XEXP (reg, 0); /* Check that we have a register. */ |