From: Marek Olšák <marek.olsak@amd.com>
Date: Sat, 26 Nov 2016 21:44:10 +0000 (+0100)
Subject: radeonsi: don't try to eliminate trivial VS outputs for PS and CS
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a91add9369792fa846b0aea116b2f9b141e39728;p=mesa.git

radeonsi: don't try to eliminate trivial VS outputs for PS and CS

PS and CS don't have any param exports, so it's a no-op.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
---

diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index 6228a68cdcc..20f4a1d0776 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -6487,7 +6487,10 @@ static void si_eliminate_const_vs_outputs(struct si_shader_context *ctx)
 
 	exports.num = 0;
 
-	if (shader->key.as_es || shader->key.as_ls)
+	if (ctx->type == PIPE_SHADER_FRAGMENT ||
+	    ctx->type == PIPE_SHADER_COMPUTE ||
+	    shader->key.as_es ||
+	    shader->key.as_ls)
 		return;
 
 	/* Process all LLVM instructions. */