On Sat, Sep 20, 2014 at 10:22 AM, Jason Ekstrand <ja...@jlekstrand.net> wrote:
> ---
> src/mesa/drivers/dri/i965/brw_fs.cpp | 27
> +++++++++++++++++-----
> src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 19 ++++++++-------
> .../drivers/dri/i965/brw_schedule_instructions.cpp | 7 +++---
> 3 files changed, 36 insertions(+), 17 deletions(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp
> b/src/mesa/drivers/dri/i965/brw_fs.cpp
> index 33214fd..9656081 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
> @@ -65,7 +65,23 @@ fs_inst::init(enum opcode opcode, const fs_reg &dst,
> fs_reg *src, int sources)
> this->conditional_mod = BRW_CONDITIONAL_NONE;
>
> /* This will be the case for almost all instructions. */
> - this->regs_written = 1;
> + switch (dst.file) {
> + case GRF:
> + case HW_REG:
> + case MRF:
> + this->regs_written = (dst.width * dst.stride * type_sz(dst.type) + 31)
> / 32;
> + break;
> + case BAD_FILE:
> + this->regs_written = 0;
> + break;
> + case IMM:
> + case UNIFORM:
> + unreachable("Invalid destination register file");
> + break;
break after unreachable
> + default:
> + unreachable("Invalid register file");
> + break;
and here.
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