Attachment 104397 Details for Bug 78875 – patch

[patch] patch

0001-i965-fs-Keep-track-of-the-register-that-hold-delta_x.patch (text/plain), 1.26 KB, created by Matt Turner on 2014-08-11 02:04:21 UTC

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Creator: Matt Turner

Created: 2014-08-11 02:04:21 UTC

Size: 1.26 KB

patch

obsolete

>From 6aa93a7dd166c69dd380df875602f4af3714bb7f Mon Sep 17 00:00:00 2001
>From: Matt Turner <mattst88@gmail.com>
>Date: Sun, 10 Aug 2014 19:03:34 -0700
>Subject: [PATCH] i965/fs: Keep track of the register that hold
> delta_x/delta_y.
>
>They're needed in register allocation.
>
>Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=78875
>---
> src/mesa/drivers/dri/i965/brw_fs.cpp | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
>diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
>index cfe2073..5b7ad67 100644
>--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
>+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
>@@ -1769,6 +1769,20 @@ fs_visitor::compact_virtual_grfs()
>             inst->src[i].reg = remap_table[inst->src[i].reg];
>       }
>    }
>+
>+   /* Patch all the references to delta_x/delta_y, since they're used in
>+    * register allocation.
>+    */
>+   for (unsigned i = 0; i < ARRAY_SIZE(delta_x); i++) {
>+      if (delta_x->file == GRF && remap_table[delta_x->reg] != -1) {
>+         delta_x->reg = remap_table[delta_x->reg];
>+      }
>+   }
>+   for (unsigned i = 0; i < ARRAY_SIZE(delta_y); i++) {
>+      if (delta_y->file == GRF && remap_table[delta_y->reg] != -1) {
>+         delta_y->reg = remap_table[delta_y->reg];
>+      }
>+   }
> }
> 
> /*
>-- 
>1.8.5.5
>

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