| commit | 19d1ea4d772f30fc4e3ea40839ddc7f64e2ed8ba | |
| author | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Wed, 3 Jan 2018 18:22:28 +0000 (3 18:22 +0000) | ||
| committer | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | |
| Wed, 3 Jan 2018 18:22:28 +0000 (3 18:22 +0000) | ||
| tree | d956d13e907210786986b283e145f3e97ada7538 | treesnapshot (tar.gz zip) |
| parent | ace897a0e98c98a1d0663966281c8edcf8fcd379 | commitdiff |
PR middle-end/83654
* explow.c (anti_adjust_stack_and_probe_stack_clash): Test a
non-constant residual for zero at runtime and avoid probing in
that case. Reorganize code for trailing problem to mirror handling
of the residual.
PR middle-end/83654
* gcc.target/i386/stack-check-18.c: New test.
* gcc.target/i386/stack-check-19.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@256182 138bc75d-0d04-0410-961f-82ee72b054a4
* explow.c (anti_adjust_stack_and_probe_stack_clash): Test a
non-constant residual for zero at runtime and avoid probing in
that case. Reorganize code for trailing problem to mirror handling
of the residual.
PR middle-end/83654
* gcc.target/i386/stack-check-18.c: New test.
* gcc.target/i386/stack-check-19.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@256182 138bc75d-0d04-0410-961f-82ee72b054a4
| gcc/ChangeLog | diffblobblamehistory | |
| gcc/explow.c | diffblobblamehistory | |
| gcc/testsuite/ChangeLog | diffblobblamehistory | |
| gcc/testsuite/gcc.target/i386/stack-check-18.c | [new file with mode: 0644] | blob |
| gcc/testsuite/gcc.target/i386/stack-check-19.c | [new file with mode: 0644] | blob |