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-rw-r--r--src/compiler/nir/nir.h4
-rw-r--r--src/compiler/nir/nir_constant_expressions.py16
-rw-r--r--src/compiler/nir/nir_opcodes.py6
3 files changed, 24 insertions, 2 deletions
diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h
index f88707a31a0..ce5b434d56a 100644
--- a/src/compiler/nir/nir.h
+++ b/src/compiler/nir/nir.h
@@ -106,6 +106,10 @@ typedef enum {
typedef union {
float f32[4];
double f64[4];
+ int8_t i8[4];
+ uint8_t u8[4];
+ int16_t i16[4];
+ uint16_t u16[4];
int32_t i32[4];
uint32_t u32[4];
int64_t i64[4];
diff --git a/src/compiler/nir/nir_constant_expressions.py b/src/compiler/nir/nir_constant_expressions.py
index 0ff8dfbf6c7..6571d3b98b2 100644
--- a/src/compiler/nir/nir_constant_expressions.py
+++ b/src/compiler/nir/nir_constant_expressions.py
@@ -13,8 +13,10 @@ def type_size(type_):
def type_sizes(type_):
if type_has_size(type_):
return [type_size(type_)]
+ elif type_ == 'float':
+ return [16, 32, 64]
else:
- return [32, 64]
+ return [8, 16, 32, 64]
def type_add_size(type_, size):
if type_has_size(type_):
@@ -38,6 +40,8 @@ def op_bit_sizes(op):
def get_const_field(type_):
if type_ == "bool32":
return "u32"
+ elif type_ == "float16":
+ return "u16"
else:
m = type_split_re.match(type_)
if not m:
@@ -250,6 +254,7 @@ unpack_half_1x16(uint16_t u)
}
/* Some typed vector structures to make things like src0.y work */
+typedef float float16_t;
typedef float float32_t;
typedef double float64_t;
typedef bool bool32_t;
@@ -292,6 +297,8 @@ struct bool32_vec {
% for k in range(op.input_sizes[j]):
% if input_types[j] == "bool32":
_src[${j}].u32[${k}] != 0,
+ % elif input_types[j] == "float16":
+ _mesa_half_to_float(_src[${j}].u16[${k}]),
% else:
_src[${j}].${get_const_field(input_types[j])}[${k}],
% endif
@@ -317,6 +324,9 @@ struct bool32_vec {
<% continue %>
% elif input_types[j] == "bool32":
const bool src${j} = _src[${j}].u32[_i] != 0;
+ % elif input_types[j] == "float16":
+ const float src${j} =
+ _mesa_half_to_float(_src[${j}].u16[_i]);
% else:
const ${input_types[j]}_t src${j} =
_src[${j}].${get_const_field(input_types[j])}[_i];
@@ -339,6 +349,8 @@ struct bool32_vec {
% if output_type == "bool32":
## Sanitize the C value to a proper NIR bool
_dst_val.u32[_i] = dst ? NIR_TRUE : NIR_FALSE;
+ % elif output_type == "float16":
+ _dst_val.u16[_i] = _mesa_float_to_half(dst);
% else:
_dst_val.${get_const_field(output_type)}[_i] = dst;
% endif
@@ -366,6 +378,8 @@ struct bool32_vec {
% if output_type == "bool32":
## Sanitize the C value to a proper NIR bool
_dst_val.u32[${k}] = dst.${"xyzw"[k]} ? NIR_TRUE : NIR_FALSE;
+ % elif output_type == "float16":
+ _dst_val.u16[${k}] = _mesa_float_to_half(dst.${"xyzw"[k]});
% else:
_dst_val.${get_const_field(output_type)}[${k}] = dst.${"xyzw"[k]};
% endif
diff --git a/src/compiler/nir/nir_opcodes.py b/src/compiler/nir/nir_opcodes.py
index 98692da7be6..31b46159a4f 100644
--- a/src/compiler/nir/nir_opcodes.py
+++ b/src/compiler/nir/nir_opcodes.py
@@ -174,7 +174,11 @@ for src_t in [tint, tuint, tfloat]:
dst_types = [tint, tuint, tfloat]
for dst_t in dst_types:
- for bit_size in [32, 64]:
+ if dst_t == tfloat:
+ bit_sizes = [16, 32, 64]
+ else:
+ bit_sizes = [8, 16, 32, 64]
+ for bit_size in bit_sizes:
unop_convert("{0}2{1}{2}".format(src_t[0], dst_t[0], bit_size),
dst_t + str(bit_size), src_t, "src0")