From: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Date: Tue, 26 Mar 2019 10:34:44 +0000 (+0100)
Subject: ac: fix ac_build_bitfield_reverse() for 16-bit integer type
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b16dffff235c474095a6ef88ae35b50a120f34d8;p=mesa.git

ac: fix ac_build_bitfield_reverse() for 16-bit integer type

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
---

diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index aff8f67827d..ae1502abef6 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -2576,6 +2576,8 @@ LLVMValueRef ac_build_bitfield_reverse(struct ac_llvm_context *ctx,
 		result = ac_build_intrinsic(ctx, "llvm.bitreverse.i16", ctx->i16,
 					    (LLVMValueRef []) { src0 }, 1,
 					    AC_FUNC_ATTR_READNONE);
+
+		result = LLVMBuildZExt(ctx->builder, result, ctx->i32, "");
 		break;
 	default:
 		unreachable(!"invalid bitsize");