Properly align parameters on stack for x86.
gcc/
2010-10-26 H.J. Lu <hongjiu.lu@intel.com>
PR target/44948
* config/i386/i386.c (ix86_old_function_arg_boundary): New.
(ix86_function_arg_boundary): Always align parameters on stack
in 64bit and align parameters with alignment >= 16byte on stack
in 32bit. Warn alignment change.
gcc/testsuite/
2010-10-26 H.J. Lu <hongjiu.lu@intel.com>
PR target/44948
* g++.dg/abi/param2.C: Add -Wno-psabi for ilp32 x86.
* g++.dg/vect/pr33860a.cc: Likewise.
* gcc.c-torture/compile/
20070522-1.c: Likewise.
* gcc.dg/compat/struct-align-1_x.c: Likewise.
* gcc.dg/compat/struct-align-1_y.c: Likewise.
* gcc.dg/compat/struct-align-2_x.c: Likewise.
* gcc.dg/compat/struct-align-2_y.c: Likewise.
* gcc.dg/pr44136.c: Likewise.
* gcc.c-torture/compile/pr33617.c: Add -Wno-psabi for x86.
* gcc.dg/compat/vector-1_x.c: Likewise.
* gcc.dg/compat/vector-1_y.c: Likewise.
* gcc.dg/compat/vector-2_x.c: Likewise.
* gcc.dg/compat/vector-2_y.c: Likewise.
* gcc.dg/pr43300.c: Likewise.
* gcc.dg/compat/vector-1a_x.c: Add -Wno-psabi.
* gcc.dg/compat/vector-1a_y.c: Likewise.
* gcc.dg/compat/vector-1b_x.c: Likewise.
* gcc.dg/compat/vector-1b_y.c: Likewise.
* gcc.dg/compat/vector-2a_x.c: Likewise.
* gcc.dg/compat/vector-2a_y.c: Likewise.
* gcc.dg/compat/vector-2b_x.c: Likewise.
* gcc.dg/compat/vector-2b_y.c: Likewise.
* gcc.target/i386/pr39162.c: Likewise.
* gcc.target/i386/pr40906-2.c: Likewise.
* gcc.target/i386/sse-5.c: Likewise.
* gcc.dg/pr35442.c: Prune ABI change warnings.
* gcc.c-torture/execute/pr38151.x: New.
* gcc.target/i386/pr44948-1a.c: Likewise.
* gcc.target/i386/pr44948-1b.c: Likewise.
* gcc.target/i386/pr44948-2a.c: Likewise.
* gcc.target/i386/pr44948-2b.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@165965
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