[Mesa-dev] [PATCH 1/3] radv/ac: add support for some integer size conversions.

[Bas Nieuwenhuizen]

On Wed, Feb 15, 2017, at 09:43, Dave Airlie wrote:
> From: Dave Airlie <airlied at redhat.com>
> 
> zero extend ->u64 and sign extend ->i64.
> 
> Signed-off-by: Dave Airlie <airlied at redhat.com>
> ---
>  src/amd/common/ac_nir_to_llvm.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/src/amd/common/ac_nir_to_llvm.c
> b/src/amd/common/ac_nir_to_llvm.c
> index 883656d..e9e3d14 100644
> --- a/src/amd/common/ac_nir_to_llvm.c
> +++ b/src/amd/common/ac_nir_to_llvm.c
> @@ -1523,6 +1523,13 @@ static void visit_alu(struct nir_to_llvm_context
> *ctx, nir_alu_instr *instr)
>  	case nir_op_b2f:
>  		result = emit_b2f(ctx, src[0]);
>  		break;
> +       case nir_op_u2i64:
> +       case nir_op_u2u64:
> +               result = LLVMBuildZExt(ctx->builder, src[0], ctx->i64,
> "");

Do these not have to work for vectors?

> +               break;
> +       case nir_op_i2i64:
> +               result = LLVMBuildSExt(ctx->builder, src[0], ctx->i64,
> "");
> +               break;
>  	case nir_op_fquantize2f16:
>  		src[0] = to_float(ctx, src[0]);
>  		result = LLVMBuildFPTrunc(ctx->builder, src[0], ctx->f16, "");
> -- 
> 2.9.3
> 
> _______________________________________________
> mesa-dev mailing list
> mesa-dev at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/mesa-dev