diff options
| author | Jason Ekstrand <jason.ekstrand@intel.com> | 2018-10-22 14:08:44 -0500 |
|---|---|---|
| committer | Jason Ekstrand <jason.ekstrand@intel.com> | 2018-10-26 11:45:29 -0500 |
| commit | 6e32115bd673221420fbdf1500c60dcda402622d (patch) | |
| tree | defa3a90e0c956c5c5e7861806c5395f1687ad75 | |
| parent | ff45649bc2fc3b048a8ae19cd67ec1e8e8eeb7a8 (diff) | |
nir/builder: Handle 16-bit floats in nir_imm_floatN_t
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
| -rw-r--r-- | src/compiler/nir/nir_builder.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/compiler/nir/nir_builder.h b/src/compiler/nir/nir_builder.h index 5ea0a5a2637..3271a480520 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; @@ -229,6 +230,17 @@ nir_imm_false(nir_builder *build) } static inline nir_ssa_def * +nir_imm_float16(nir_builder *build, float x) +{ + nir_const_value v; + + memset(&v, 0, sizeof(v)); + v.u16[0] = _mesa_float_to_half(x); + + return nir_build_imm(build, 1, 16, v); +} + +static inline nir_ssa_def * nir_imm_float(nir_builder *build, float x) { nir_const_value v; @@ -254,6 +266,8 @@ 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_float16(build, x); case 32: return nir_imm_float(build, x); case 64: |