serge-sans-paille 6c733f5a13 Use Pseudo Instruction to carry stack probing information ...

Instead of using a fake call and metadata to temporarily represent a probed
static alloca, use a pseudo instruction.

This is inspired by the SystemZ approach proposed in https://reviews.llvm.org/D78717.

Differential Revision: https://reviews.llvm.org/D80641

2020-06-02 16:14:06 +02:00

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