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nir/builder: Also short-circuit for auto-generated nir_t2t<N>()

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This makes nir_i2i32(b, x) behave exactly like nir_i2iN(b, x, 32) etc.

Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/7787
Reviewed-by: Emma Anholt <emma@anholt.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20067>
This commit is contained in:
Jason Ekstrand 2022-11-29 13:28:12 -06:00 • committed by Marge Bot
parent e67e2293fa
commit 0531630658
1 changed files with 12 additions and 2 deletions
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14
src/compiler/nir/nir_builder_opcodes_h.py
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@ -40,6 +40,11 @@ def needs_num_components(opcode):
static inline nir_ssa_def *
nir_${name}(nir_builder *build, ${src_decl_list(opcode.num_inputs)})
{
% if opcode.is_conversion and \
type_base_type(opcode.output_type) == opcode.input_types[0]:
if (src0->bit_size == ${type_size(opcode.output_type)})
return src0;
%endif
% if opcode.num_inputs <= 4:
return nir_build_alu${opcode.num_inputs}(build, nir_op_${name}, ${src_list(opcode.num_inputs)});
% else:
@ -164,8 +169,13 @@ _nir_build_${name}(build${intrinsic_macro_list(opcode)}, (struct _nir_${name}_in
#endif /* _NIR_BUILDER_OPCODES_ */"""
from nir_opcodes import opcodes
from nir_opcodes import opcodes, type_size, type_base_type
from nir_intrinsics import INTR_OPCODES, WRITE_MASK, ALIGN_MUL
from mako.template import Template
print(Template(template).render(opcodes=opcodes, INTR_OPCODES=INTR_OPCODES, WRITE_MASK=WRITE_MASK, ALIGN_MUL=ALIGN_MUL))
print(Template(template).render(opcodes=opcodes,
type_size=type_size,
type_base_type=type_base_type,
INTR_OPCODES=INTR_OPCODES,
WRITE_MASK=WRITE_MASK,
ALIGN_MUL=ALIGN_MUL))