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microsoft/compiler: When sorting variables, put unused variables last

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These variables will only be used for xfb

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28535>
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Jesse Natalie 2024-03-31 11:14:27 -07:00 • committed by Marge Bot
parent c37e9c1e29
commit b6b5514a5b
1 changed files with 5 additions and 1 deletions
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6
src/microsoft/compiler/dxil_nir.c
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@ -1595,8 +1595,9 @@ dxil_sort_ps_outputs(nir_shader* s)
enum dxil_sysvalue_type {
DXIL_NO_SYSVALUE = 0,
DXIL_USED_SYSVALUE,
DXIL_UNUSED_NO_SYSVALUE,
DXIL_SYSVALUE,
DXIL_GENERATED_SYSVALUE
DXIL_GENERATED_SYSVALUE,
};
static enum dxil_sysvalue_type
@ -1619,6 +1620,9 @@ nir_var_to_dxil_sysvalue_type(nir_variable *var, uint64_t other_stage_mask)
return DXIL_SYSVALUE;
return DXIL_USED_SYSVALUE;
default:
if (var->data.location < VARYING_SLOT_PATCH0 &&
!((1ull << var->data.location) & other_stage_mask))
return DXIL_UNUSED_NO_SYSVALUE;
return DXIL_NO_SYSVALUE;
}
}