Mesa (master): ac: fix ac_build_bit_count() for 16-bit integer type

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Module: Mesa
Branch: master
Commit: 9d13b9e53ecf31337592d9d2243d7b1ae328a91d
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=9d13b9e53ecf31337592d9d2243d7b1ae328a91d

Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date:   Tue Mar 26 11:34:43 2019 +0100

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

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

---

 src/amd/common/ac_llvm_build.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index eb9e4504248..aff8f67827d 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -2547,6 +2547,8 @@ LLVMValueRef ac_build_bit_count(struct ac_llvm_context *ctx, LLVMValueRef src0)
 		result = ac_build_intrinsic(ctx, "llvm.ctpop.i16", ctx->i16,
 					    (LLVMValueRef []) { src0 }, 1,
 					    AC_FUNC_ATTR_READNONE);
+
+		result = LLVMBuildZExt(ctx->builder, result, ctx->i32, "");
 		break;
 	default:
 		unreachable(!"invalid bitsize");