Re: [PATCH] riscv: xtheadbb: Enable constant synthesis with th.srri

2023-09-05 Thread Philipp Tomsich
Applied to master. Thanks! Philipp. On Tue, 5 Sept 2023 at 18:10, Jeff Law wrote: > > > On 9/5/23 09:42, Christoph Muellner wrote: > > From: Christoph Müllner > > > > Some constants can be built up using rotate-right instructions. > > The code that enables this can be found in riscv_build_integ

Re: [PATCH] riscv: xtheadbb: Enable constant synthesis with th.srri

2023-09-05 Thread Jeff Law via Gcc-patches
On 9/5/23 09:42, Christoph Muellner wrote: From: Christoph Müllner Some constants can be built up using rotate-right instructions. The code that enables this can be found in riscv_build_integer_1(). However, this functionality is only available for Zbb, which includes the rori instruction.

[PATCH] riscv: xtheadbb: Enable constant synthesis with th.srri

2023-09-05 Thread Christoph Muellner
From: Christoph Müllner Some constants can be built up using rotate-right instructions. The code that enables this can be found in riscv_build_integer_1(). However, this functionality is only available for Zbb, which includes the rori instruction. This patch enables this also for XTheadBb, which