[Mesa-dev] [PATCH 06/22] compiler/nir: support 16-bit float in nir_imm_floatN_t

[Jason Ekstrand]

Why did the function move?

On May 17, 2018 01:47:51 Iago Toral Quiroga <itoral at igalia.com> wrote:

> ---
> src/compiler/nir/nir_builder.h | 29 ++++++++++++++++-------------
> 1 file changed, 16 insertions(+), 13 deletions(-)
>
> diff --git a/src/compiler/nir/nir_builder.h b/src/compiler/nir/nir_builder.h
> index 02a9dbfb040..198c42dd823 100644
> --- a/src/compiler/nir/nir_builder.h
> +++ b/src/compiler/nir/nir_builder.h
> @@ -25,6 +25,7 @@
> #define NIR_BUILDER_H
>
> #include "nir_control_flow.h"
> +#include "util/half_float.h"
>
> struct exec_list;
>
> @@ -227,19 +228,6 @@ nir_imm_double(nir_builder *build, double x)
>    return nir_build_imm(build, 1, 64, v);
> }
>
> -static inline nir_ssa_def *
> -nir_imm_floatN_t(nir_builder *build, double x, unsigned bit_size)
> -{
> -   switch (bit_size) {
> -   case 32:
> -      return nir_imm_float(build, x);
> -   case 64:
> -      return nir_imm_double(build, x);
> -   }
> -
> -   unreachable("unknown float immediate bit size");
> -}
> -
> static inline nir_ssa_def *
> nir_imm_vec4(nir_builder *build, float x, float y, float z, float w)
> {
> @@ -288,6 +276,21 @@ nir_imm_intN_t(nir_builder *build, uint64_t x, 
> unsigned bit_size)
>    return nir_build_imm(build, 1, bit_size, v);
> }
>
> +static inline nir_ssa_def *
> +nir_imm_floatN_t(nir_builder *build, double x, unsigned bit_size)
> +{
> +   switch (bit_size) {
> +   case 16:
> +      return nir_imm_intN_t(build, _mesa_float_to_half((float)x), 16);
> +   case 32:
> +      return nir_imm_float(build, x);
> +   case 64:
> +      return nir_imm_double(build, x);
> +   }
> +
> +   unreachable("unknown float immediate bit size");
> +}
> +
> static inline nir_ssa_def *
> nir_imm_ivec4(nir_builder *build, int x, int y, int z, int w)
> {
> --
> 2.14.1
>
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