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nir: add auxiliary functions to detect if a mode is enabled

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v2:
- Added more functions.

v3:
- Simplify most of the functions (Caio).

v4:
- Updated to renamed enum values (Andres).

Signed-off-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com>
Signed-off-by: Andres Gomez <agomez@igalia.com>
Reviewed-by: Connor Abbott <cwabbott0@gmail.com> [v2]
Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com> [v3]
This commit is contained in:
Samuel Iglesias Gonsálvez
2019-02-01 11:23:28 +01:00
committed by Andres Gomez
parent 84781e1f1d
commit 45668a8be1
1 changed files with 81 additions and 0 deletions
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81
src/compiler/nir/nir.h
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@@ -988,6 +988,87 @@ nir_op_vec(unsigned components)
}
}
static inline bool
nir_is_float_control_signed_zero_inf_nan_preserve(unsigned execution_mode, unsigned bit_size)
{
return (16 == bit_size && execution_mode & FLOAT_CONTROLS_SIGNED_ZERO_INF_NAN_PRESERVE_FP16) ||
(32 == bit_size && execution_mode & FLOAT_CONTROLS_SIGNED_ZERO_INF_NAN_PRESERVE_FP32) ||
(64 == bit_size && execution_mode & FLOAT_CONTROLS_SIGNED_ZERO_INF_NAN_PRESERVE_FP64);
}
static inline bool
nir_is_denorm_flush_to_zero(unsigned execution_mode, unsigned bit_size)
{
return (16 == bit_size && execution_mode & FLOAT_CONTROLS_DENORM_FLUSH_TO_ZERO_FP16) ||
(32 == bit_size && execution_mode & FLOAT_CONTROLS_DENORM_FLUSH_TO_ZERO_FP32) ||
(64 == bit_size && execution_mode & FLOAT_CONTROLS_DENORM_FLUSH_TO_ZERO_FP64);
}
static inline bool
nir_is_denorm_preserve(unsigned execution_mode, unsigned bit_size)
{
return (16 == bit_size && execution_mode & FLOAT_CONTROLS_DENORM_PRESERVE_FP16) ||
(32 == bit_size && execution_mode & FLOAT_CONTROLS_DENORM_PRESERVE_FP32) ||
(64 == bit_size && execution_mode & FLOAT_CONTROLS_DENORM_PRESERVE_FP64);
}
static inline bool
nir_is_rounding_mode_rtne(unsigned execution_mode, unsigned bit_size)
{
return (16 == bit_size && execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTE_FP16) ||
(32 == bit_size && execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTE_FP32) ||
(64 == bit_size && execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTE_FP64);
}
static inline bool
nir_is_rounding_mode_rtz(unsigned execution_mode, unsigned bit_size)
{
return (16 == bit_size && execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTZ_FP16) ||
(32 == bit_size && execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTZ_FP32) ||
(64 == bit_size && execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTZ_FP64);
}
static inline bool
nir_has_any_rounding_mode_rtz(unsigned execution_mode)
{
return (execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTZ_FP16) ||
(execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTZ_FP32) ||
(execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTZ_FP64);
}
static inline bool
nir_has_any_rounding_mode_rtne(unsigned execution_mode)
{
return (execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTE_FP16) ||
(execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTE_FP32) ||
(execution_mode & FLOAT_CONTROLS_ROUNDING_MODE_RTE_FP64);
}
static inline nir_rounding_mode
nir_get_rounding_mode_from_float_controls(unsigned execution_mode,
nir_alu_type type)
{
if (nir_alu_type_get_base_type(type) != nir_type_float)
return nir_rounding_mode_undef;
unsigned bit_size = nir_alu_type_get_type_size(type);
if (nir_is_rounding_mode_rtz(execution_mode, bit_size))
return nir_rounding_mode_rtz;
if (nir_is_rounding_mode_rtne(execution_mode, bit_size))
return nir_rounding_mode_rtne;
return nir_rounding_mode_undef;
}
static inline bool
nir_has_any_rounding_mode_enabled(unsigned execution_mode)
{
bool result =
nir_has_any_rounding_mode_rtne(execution_mode) ||
nir_has_any_rounding_mode_rtz(execution_mode);
return result;
}
typedef enum {
/**
* Operation where the first two sources are commutative.