Re: [PATCH] amdgcn: Add accumulator VGPR registers

2023-03-21 Thread Andrew Stubbs
On 21/03/2023 13:42, Andrew Jenner wrote: This patch gives GCC to use the accumulator VGPR registers on CDNA1 and later architectures. The backend does not yet attempt to make use of the matrix acceleration instructions, but the new registers are still useful as fast space for register spills.

[PATCH] amdgcn: Add accumulator VGPR registers

2023-03-21 Thread Andrew Jenner
This patch gives GCC to use the accumulator VGPR registers on CDNA1 and later architectures. The backend does not yet attempt to make use of the matrix acceleration instructions, but the new registers are still useful as fast space for register spills. And they can now be used in inline assembl