Re: [AArch64 4.8-branch] Backport: Fix CM instruction generation.

2013-12-19 Thread Richard Earnshaw
On 18/12/13 12:39, James Greenhalgh wrote: > > Hi, > > Recently it was pointed out that GCC 4.8 can generate instruction > aliases which are no longer mentioned in the AArch64 portion of the > ARMv8 architecture reference manual. > > It turns out that a series of patches to GCC 4.9 actually > co

[AArch64 4.8-branch] Backport: Fix CM instruction generation.

2013-12-18 Thread James Greenhalgh
Hi, Recently it was pointed out that GCC 4.8 can generate instruction aliases which are no longer mentioned in the AArch64 portion of the ARMv8 architecture reference manual. It turns out that a series of patches to GCC 4.9 actually corrected this behaviour, though at the time the instructions w