Re: [PATCH, GCC, AARCH64, 3/6] Restrict indirect tail calls to x16 and x17

2018-12-07 Thread James Greenhalgh
On Thu, Nov 29, 2018 at 10:56:46AM -0600, Sudakshina Das wrote: > Hi > > On 02/11/18 18:37, Sudakshina Das wrote: > > Hi > > > > This patch is part of a series that enables ARMv8.5-A in GCC and > > adds Branch Target Identification Mechanism. > > (https://developer.arm.com/products/architecture/c

Re: [PATCH, GCC, AARCH64, 3/6] Restrict indirect tail calls to x16 and x17

2018-11-29 Thread Sudakshina Das
Hi On 02/11/18 18:37, Sudakshina Das wrote: > Hi > > This patch is part of a series that enables ARMv8.5-A in GCC and > adds Branch Target Identification Mechanism. > (https://developer.arm.com/products/architecture/cpu-architecture/a-profile/exploration-tools) > > This patch changes the registe

[PATCH, GCC, AARCH64, 3/6] Restrict indirect tail calls to x16 and x17

2018-11-02 Thread Sudakshina Das
Hi This patch is part of a series that enables ARMv8.5-A in GCC and adds Branch Target Identification Mechanism. (https://developer.arm.com/products/architecture/cpu-architecture/a-profile/exploration-tools) This patch changes the registers that are allowed for indirect tail calls. We are choosin