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r152667 - in /branches/gcc-4_4-branch/gcc: Chan...


Author: jakub
Date: Mon Oct 12 13:40:17 2009
New Revision: 152667

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=152667
Log:
	PR target/41680
	* config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
	paradoxical subregs to prevent partial register stalls if the inner
	mode is integer mode.

	* g++.dg/torture/pr41680.C: New test.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/torture/pr41680.C
Modified:
    branches/gcc-4_4-branch/gcc/ChangeLog
    branches/gcc-4_4-branch/gcc/config/i386/i386.md
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog


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