On Fri, Apr 29, 2016 at 01:29:15PM +0200, Samuel Iglesias Gons?lvez wrote:
> From: Iago Toral Quiroga <ito...@igalia.com>
>
> ---
> src/mesa/drivers/dri/i965/brw_shader.cpp | 28 ++++++++++++++++++++++------
> 1 file changed, 22 insertions(+), 6 deletions(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_shader.cpp
> b/src/mesa/drivers/dri/i965/brw_shader.cpp
> index d40937b..a063b88 100644
> --- a/src/mesa/drivers/dri/i965/brw_shader.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_shader.cpp
> @@ -476,7 +476,14 @@ brw_saturate_immediate(enum brw_reg_type type, struct
> brw_reg *reg)
> unsigned ud;
> int d;
> float f;
> - } imm = { reg->ud }, sat_imm = { 0 };
> + double df;
> + } imm, sat_imm = { 0 };
> +
> + unsigned size = type_sz(type);
Could be 'const'.
> + if (size < 8)
> + imm.ud = reg->ud;
> + else
> + imm.df = reg->df;
>
> switch (type) {
> case BRW_REGISTER_TYPE_UD:
> @@ -490,6 +497,9 @@ brw_saturate_immediate(enum brw_reg_type type, struct
> brw_reg *reg)
> case BRW_REGISTER_TYPE_F:
> sat_imm.f = CLAMP(imm.f, 0.0f, 1.0f);
> break;
> + case BRW_REGISTER_TYPE_DF:
> + sat_imm.df = CLAMP(imm.df, 0.0, 1.0);
> + break;
> case BRW_REGISTER_TYPE_UB:
> case BRW_REGISTER_TYPE_B:
> unreachable("no UB/B immediates");
> @@ -497,14 +507,20 @@ brw_saturate_immediate(enum brw_reg_type type, struct
> brw_reg *reg)
> case BRW_REGISTER_TYPE_UV:
> case BRW_REGISTER_TYPE_VF:
> unreachable("unimplemented: saturate vector immediate");
> - case BRW_REGISTER_TYPE_DF:
> case BRW_REGISTER_TYPE_HF:
> - unreachable("unimplemented: saturate DF/HF immediate");
> + unreachable("unimplemented: saturate HF immediate");
> }
>
> - if (imm.ud != sat_imm.ud) {
> - reg->ud = sat_imm.ud;
> - return true;
> + if (size < 8) {
> + if (imm.ud != sat_imm.ud) {
> + reg->ud = sat_imm.ud;
> + return true;
> + }
> + } else {
> + if (imm.df != sat_imm.df) {
> + reg->df = sat_imm.df;
> + return true;
> + }
> }
> return false;
> }
> --
> 2.5.0
>
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