From: Christian König <christian.koenig@amd.com>
Date: Wed, 27 Feb 2013 21:39:26 +0000 (+0100)
Subject: radeonsi: add LLVMNoUnwindAttribute to intrinsic
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e4188ee13d7101657e7e9c91ee9ade3b98953c9f;p=mesa.git

radeonsi: add LLVMNoUnwindAttribute to intrinsic

So LLVM can better eliminate dead code.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
---

diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.c b/src/gallium/drivers/radeonsi/radeonsi_shader.c
index 144e0e036e6..95ccd1ef17e 100644
--- a/src/gallium/drivers/radeonsi/radeonsi_shader.c
+++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c
@@ -431,7 +431,7 @@ static void si_llvm_init_export_args(struct lp_build_tgsi_context *bld_base,
 						"llvm.SI.packf16",
 						LLVMInt32TypeInContext(base->gallivm->context),
 						args, 2,
-						LLVMReadNoneAttribute);
+						LLVMReadNoneAttribute | LLVMNoUnwindAttribute);
 			args[chan + 7] = args[chan + 5] =
 				LLVMBuildBitCast(base->gallivm->builder,
 						 args[chan + 5],