This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: Stack Checking implementation problems
On Wed, 9 Feb 2005, James E Wilson wrote:
> A workaround would be to add a special unspec RTL pattern that emits the
> bgeu/break/label. Then you would no longer have control-flow inside the
> prologue. You can use the gas local label feature to avoid needing to
> create a label rtx.
Or (for the record) instead of assuming gas, use the "%=" gcc
asm format sequence that emits a unique number for this insn,
which together with proper local label syntax can be used to
form a label. See final.c:1.344:3091.
brgds, H-P