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| author | Bernd Schmidt <bernds@codesourcery.com> | 2012-05-15 02:03:01 +0000 |
|---|---|---|
| committer | Bernd Schmidt <bernds@gcc.gnu.org> | 2012-05-15 02:03:01 +0000 |
| commit | aa44c80c8f41928efa6c8ccaeaadf6e602925e3b (patch) | |
| tree | fbe0011956eff9b42934617e263ded667a449c9e | |
| parent | d637330254411ed30090827e272d0b156c554f41 (diff) | |
| download | gcc-aa44c80c8f41928efa6c8ccaeaadf6e602925e3b.zip gcc-aa44c80c8f41928efa6c8ccaeaadf6e602925e3b.tar.gz gcc-aa44c80c8f41928efa6c8ccaeaadf6e602925e3b.tar.bz2 | |
ira.c (find_moveable_pseudos): Skip registers whose DF_REG_EQ_USE_COUNT is nonzero.
* ira.c (find_moveable_pseudos): Skip registers whose
DF_REG_EQ_USE_COUNT is nonzero.
From-SVN: r187495
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/ira.c | 1 |
2 files changed, 6 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0c95754..df9f0dc 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2012-05-15 Bernd Schmidt <bernds@codesourcery.com> + + * ira.c (find_moveable_pseudos): Skip registers whose + DF_REG_EQ_USE_COUNT is nonzero. + 2012-05-15 Kenneth Zadeck <zadeck@naturalbridge.com> * doc/md.texi (fma): Define to only be applicable for single @@ -3770,6 +3770,7 @@ find_moveable_pseudos (void) if (DF_REG_DEF_COUNT (regno) != 1 || !DF_REF_INSN_INFO (def) || HARD_REGISTER_NUM_P (regno) + || DF_REG_EQ_USE_COUNT (regno) > 0 || (!INTEGRAL_MODE_P (mode) && !FLOAT_MODE_P (mode))) continue; def_insn = DF_REF_INSN (def); |