On Fri, Sep 26, 2014 at 12:24 PM, Jason Ekstrand <ja...@jlekstrand.net> wrote:
> ---
> src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp | 61
> ++++++++++++++++++-----
> 1 file changed, 48 insertions(+), 13 deletions(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
> b/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
> index 567f8e2..8d96906 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs_reg_allocate.cpp
> @@ -117,7 +117,21 @@ brw_alloc_reg_set(struct intel_screen *screen, int
> reg_width)
> /* Compute the total number of registers across all classes. */
> int ra_reg_count = 0;
> for (int i = 0; i < class_count; i++) {
> - ra_reg_count += base_reg_count - (class_sizes[i] - 1);
> + if (devinfo->gen <= 5 && reg_width == 2) {
> + /* From the GM5 PRM:
G45
I think I want you to explain how this works at the office today.
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