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rusticl: Let backend control convert_alu_types lowering

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Signed-off-by: Rob Clark <rob.clark@oss.qualcomm.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40179>
This commit is contained in:
Rob Clark 2026-02-27 09:17:13 -08:00
parent b74a07a422
commit dfaa4375c3
2 changed files with 11 additions and 1 deletions
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6
src/compiler/nir/nir_shader_compiler_options.h
View file

@ -860,6 +860,12 @@ typedef struct nir_shader_compiler_options {
*/
void (*lower_mediump_io)(struct nir_shader *nir);
/**
* If driver wishes to control which @convert_alu_types to lower, it
* can implement this callback.
*/
bool (*lower_convert_alu_types)(nir_intrinsic_instr *convert_alu_types);
/**
* Return the maximum cost of an expression that's written to a shader
* output that can be moved into the next shader to remove that output.

6
src/gallium/frontends/rusticl/core/kernel.rs
View file

@ -1047,7 +1047,11 @@ fn compile_nir_variant(
}
res.input_size = nir.uniform_size();
nir_pass!(nir, nir_lower_convert_alu_types, None);
nir_pass!(
nir,
nir_lower_convert_alu_types,
nir_options.lower_convert_alu_types
);
nir_pass!(nir, nir_opt_intrinsics);
opt_nir(nir, dev, true);