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nir: Make lower_double_ops recognize SPIR-V mangling

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Signed-off-by: Mykhailo Skorokhodov <mykhailo.skorokhodov@globallogic.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18854>
This commit is contained in:
Mykhailo Skorokhodov 2022-10-19 23:25:25 +03:00 • committed by Marge Bot
parent 9786d9ef2a
commit e4b7bf1a6d
1 changed files with 46 additions and 11 deletions
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57
src/compiler/nir/nir_lower_double_ops.c
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@ -467,6 +467,7 @@ lower_doubles_instr_to_soft(nir_builder *b, nir_alu_instr *instr,
assert(instr->dest.dest.is_ssa);
const char *name;
const char *mangled_name;
const struct glsl_type *return_type = glsl_uint64_t_type();
switch (instr->op) {
@ -474,114 +475,148 @@ lower_doubles_instr_to_soft(nir_builder *b, nir_alu_instr *instr,
if (instr->src[0].src.ssa->bit_size != 64)
return false;
name = "__fp64_to_int64";
mangled_name = "__fp64_to_int64(u641;";
return_type = glsl_int64_t_type();
break;
case nir_op_f2u64:
if (instr->src[0].src.ssa->bit_size != 64)
return false;
name = "__fp64_to_uint64";
mangled_name = "__fp64_to_uint64(u641;";
break;
case nir_op_f2f64:
name = "__fp32_to_fp64";
mangled_name = "__fp32_to_fp64(f1;";
break;
case nir_op_f2f32:
name = "__fp64_to_fp32";
mangled_name = "__fp64_to_fp32(u641;";
return_type = glsl_float_type();
break;
case nir_op_f2i32:
name = "__fp64_to_int";
mangled_name = "__fp64_to_int(u641;";
return_type = glsl_int_type();
break;
case nir_op_f2u32:
name = "__fp64_to_uint";
mangled_name = "__fp64_to_uint(u641;";
return_type = glsl_uint_type();
break;
case nir_op_f2b1:
case nir_op_f2b32:
name = "__fp64_to_bool";
mangled_name = "__fp64_to_bool(u641;";
return_type = glsl_bool_type();
break;
case nir_op_b2f64:
name = "__bool_to_fp64";
mangled_name = "__bool_to_fp64(b1;";
break;
case nir_op_i2f64:
if (instr->src[0].src.ssa->bit_size == 64)
if (instr->src[0].src.ssa->bit_size == 64) {
name = "__int64_to_fp64";
else
mangled_name = "__int64_to_fp64(i641;";
}
else {
name = "__int_to_fp64";
mangled_name = "__int_to_fp64(i1;";
}
break;
case nir_op_u2f64:
if (instr->src[0].src.ssa->bit_size == 64)
if (instr->src[0].src.ssa->bit_size == 64) {
name = "__uint64_to_fp64";
else
mangled_name = "__uint64_to_fp64(u641;";
}
else {
name = "__uint_to_fp64";
mangled_name = "__uint_to_fp64(u1;";
}
break;
case nir_op_fabs:
name = "__fabs64";
mangled_name = "__fabs64(u641;";
break;
case nir_op_fneg:
name = "__fneg64";
mangled_name = "__fneg64(u641;";
break;
case nir_op_fround_even:
name = "__fround64";
mangled_name = "__fround64(u641;";
break;
case nir_op_ftrunc:
name = "__ftrunc64";
mangled_name = "__ftrunc64(u641;";
break;
case nir_op_ffloor:
name = "__ffloor64";
mangled_name = "__ffloor64(u641;";
break;
case nir_op_ffract:
name = "__ffract64";
mangled_name = "__ffract64(u641;";
break;
case nir_op_fsign:
name = "__fsign64";
mangled_name = "__fsign64(u641;";
break;
case nir_op_feq:
name = "__feq64";
mangled_name = "__feq64(u641;u641;";
return_type = glsl_bool_type();
break;
case nir_op_fneu:
name = "__fneu64";
mangled_name = "__fneu64(u641;u641;";
return_type = glsl_bool_type();
break;
case nir_op_flt:
name = "__flt64";
mangled_name = "__flt64(u641;u641;";
return_type = glsl_bool_type();
break;
case nir_op_fge:
name = "__fge64";
mangled_name = "__fge64(u641;u641;";
return_type = glsl_bool_type();
break;
case nir_op_fmin:
name = "__fmin64";
mangled_name = "__fmin64(u641;u641;";
break;
case nir_op_fmax:
name = "__fmax64";
mangled_name = "__fmax64(u641;u641;";
break;
case nir_op_fadd:
name = "__fadd64";
mangled_name = "__fadd64(u641;u641;";
break;
case nir_op_fmul:
name = "__fmul64";
mangled_name = "__fmul64(u641;u641;";
break;
case nir_op_ffma:
name = "__ffma64";
mangled_name = "__ffma64(u641;u641;u641;";
break;
case nir_op_fsat:
name = "__fsat64";
mangled_name = "__fsat64(u641;";
break;
default:
return false;
}
nir_function *func = NULL;
nir_foreach_function(function, softfp64) {
if (strcmp(function->name, name) == 0) {
func = function;
break;
}
}
nir_function *func = nir_shader_get_function_for_name(softfp64, name);
/* Another attempt, but this time with mangled names if softfp64
* shader is taken from SPIR-V.
*/
if (!func)
func = nir_shader_get_function_for_name(softfp64, mangled_name);
if (!func || !func->impl) {
fprintf(stderr, "Cannot find function \"%s\"\n", name);
assert(func);