[Mesa-dev] [PATCH] radeonsi: Bitcast result of packf16 intrinsic to float for export intrinsic.

[Michel Dänzer]

From: Michel Dänzer <michel.daenzer at amd.com>

Fixes 4 piglit tests and prevents many more from crashing.

Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>
---
 src/gallium/drivers/radeonsi/radeonsi_shader.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/gallium/drivers/radeonsi/radeonsi_shader.c b/src/gallium/drivers/radeonsi/radeonsi_shader.c
index d6e37ac..d5d56c4 100644
--- a/src/gallium/drivers/radeonsi/radeonsi_shader.c
+++ b/src/gallium/drivers/radeonsi/radeonsi_shader.c
@@ -496,7 +496,11 @@ static void si_llvm_init_export_args(struct lp_build_tgsi_context *bld_base,
 						LLVMInt32TypeInContext(base->gallivm->context),
 						args, 2,
 						LLVMReadNoneAttribute);
-			args[chan + 7] = args[chan + 5];
+			args[chan + 7] = args[chan + 5] =
+				LLVMBuildBitCast(base->gallivm->builder,
+						 args[chan + 5],
+						 LLVMFloatTypeInContext(base->gallivm->context),
+						 "");
 		}
 
 		/* Set COMPR flag */
-- 
1.7.10.4