Attachment 123315 Details for Bug 95164 – Patch #2

[patch] Patch #2

0002-glsl-Lower-vector_extracts-to-swizzles-after-lower_v.patch (text/plain), 1.03 KB, created by Kenneth Graunke on 2016-04-28 04:13:56 UTC

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Creator: Kenneth Graunke

Created: 2016-04-28 04:13:56 UTC

Size: 1.03 KB

patch

obsolete

>From 8f2c907eed2e30a90af4eead8053d8835421e8e3 Mon Sep 17 00:00:00 2001
>From: Kenneth Graunke <kenneth@whitecape.org>
>Date: Wed, 27 Apr 2016 21:07:07 -0700
>Subject: [PATCH 2/2] glsl: Lower vector_extracts to swizzles after
> lower_vector_derefs.
>
>lower_vector_derefs can produce new vector_extract operations.
>Neither i965 nor st_glsl_to_tgsi can handle them, so we'd best
>convert them to swizzles.
>
>Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=95164
>Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
>---
> src/compiler/glsl/linker.cpp | 1 +
> 1 file changed, 1 insertion(+)
>
>diff --git a/src/compiler/glsl/linker.cpp b/src/compiler/glsl/linker.cpp
>index dcc8a57..7bd795c 100644
>--- a/src/compiler/glsl/linker.cpp
>+++ b/src/compiler/glsl/linker.cpp
>@@ -4813,6 +4813,7 @@ link_shaders(struct gl_context *ctx, struct gl_shader_program *prog)
>                                 &prog->Comp.SharedSize);
> 
>       lower_vector_derefs(prog->_LinkedShaders[i]);
>+      do_vec_index_to_swizzle(prog->_LinkedShaders[i]->ir);
>    }
> 
> done:
>-- 
>2.8.0
>

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