[Mesa-dev] [PATCH] radeonsi: Fix build on LLVM < 3.9 v2

[Nicolai Hähnle]

Reviewed-by: Nicolai Hähnle <nicolai.haehnle at amd.com>

On 01.02.2017 01:22, Tom Stellard wrote:
> This was broken by: e0cc0a614c96011958bc3a1b84da9168e0e1ccbb
>
> v2:
>   - Use preprocessor macro
> ---
>  src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c b/src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c
> index 205686a..c7445e0 100644
> --- a/src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c
> +++ b/src/gallium/drivers/radeonsi/si_shader_tgsi_setup.c
> @@ -1256,8 +1256,6 @@ void si_llvm_context_init(struct si_shader_context *ctx,
>  			  const struct tgsi_token *tokens)
>  {
>  	struct lp_type type;
> -	LLVMTargetDataRef data_layout = LLVMCreateTargetDataLayout(tm);
> -	char *data_layout_str = LLVMCopyStringRepOfTargetData(data_layout);
>
>  	/* Initialize the gallivm object:
>  	 * We are only using the module, context, and builder fields of this struct.
> @@ -1275,9 +1273,13 @@ void si_llvm_context_init(struct si_shader_context *ctx,
>  						ctx->gallivm.context);
>  	LLVMSetTarget(ctx->gallivm.module, "amdgcn--");
>
> +#if HAVE_LLVM >= 0x0309
> +	LLVMTargetDataRef data_layout = LLVMCreateTargetDataLayout(tm);
> +	char *data_layout_str = LLVMCopyStringRepOfTargetData(data_layout);
>  	LLVMSetDataLayout(ctx->gallivm.module, data_layout_str);
>  	LLVMDisposeTargetData(data_layout);
>  	LLVMDisposeMessage(data_layout_str);
> +#endif
>
>  	bool unsafe_fpmath = (sscreen->b.debug_flags & DBG_UNSAFE_MATH) != 0;
>  	ctx->gallivm.builder = lp_create_builder(ctx->gallivm.context,
>