[Mesa-dev] [PATCH] R600/SI: Add pattern for zero-extending i1 to i32

[Tom Stellard]

On Tue, Feb 04, 2014 at 12:56:39PM +0900, Michel Dänzer wrote:
> From: Michel Dänzer <michel.daenzer at amd.com>
> 
> Fixes opencl-example if_* tests with radeonsi.
> 
> Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=74469
> Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>
Reviewed-by: Tom Stellard <thomas.stellard at amd.com>
> ---
>  lib/Target/R600/SIInstructions.td | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/lib/Target/R600/SIInstructions.td b/lib/Target/R600/SIInstructions.td
> index 7e37821..59fe2ae 100644
> --- a/lib/Target/R600/SIInstructions.td
> +++ b/lib/Target/R600/SIInstructions.td
> @@ -1827,6 +1827,11 @@ def : Pat <
>    (V_CNDMASK_B32_e64 (i32 0), (i32 -1), $src0)
>  >;
>  
> +def : Pat <
> +  (i32 (zext i1:$src0)),
> +  (V_CNDMASK_B32_e64 (i32 0), (i32 1), $src0)
> +>;
> +
>  // 1. Offset as 8bit DWORD immediate
>  def : Pat <
>    (SIload_constant i128:$sbase, IMM8bitDWORD:$offset),
> -- 
> 1.9.rc1
> 
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