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mstackrealign
2013 Nov 07
0
[LLVMdev] XCore handling unsupported alignment : StackRealignable= false
Hi
I'm working on the XCore target which does not (nor is there a reason to) handle stack alignment other than 4 byte.
It seems sensible therefore to explicitly set TargetFrameLowering to use:
TransientStackAlignment = 4, StackRealignable= false
"If a constant alignment is specified, the value result of the allocation is guaranteed to be aligned to at least that boundary"
Thus should I expect an error if I compiled the following?
declare void @f1(i32*, i32*)
define void @f2() nounwind {
entry:
%0 = a...