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nir/loop_analyze: move nir_is_supported_terminator_condition() to header

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To be shared with uniform inline.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11950>
This commit is contained in:
Qiang Yu
2021-07-26 16:42:14 +08:00
committed by Marge Bot
parent a406fff78a
commit c86ec09d11
2 changed files with 13 additions and 13 deletions
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15
src/compiler/nir/nir_loop_analyze.c
View File

@@ -856,17 +856,6 @@ inverse_comparison(nir_op alu_op)
} }
} }
static bool
is_supported_terminator_condition(nir_ssa_scalar cond)
{
if (!nir_ssa_scalar_is_alu(cond))
return false;
nir_alu_instr *alu = nir_instr_as_alu(cond.def->parent_instr);
return nir_alu_instr_is_comparison(alu) &&
nir_op_infos[alu->op].num_inputs == 2;
}
static bool static bool
get_induction_and_limit_vars(nir_ssa_scalar cond, get_induction_and_limit_vars(nir_ssa_scalar cond,
nir_ssa_scalar *ind, nir_ssa_scalar *ind,
@@ -936,7 +925,7 @@ try_find_trip_count_vars_in_iand(nir_ssa_scalar *cond,
bool found_induction_var = false; bool found_induction_var = false;
for (unsigned i = 0; i < 2; i++) { for (unsigned i = 0; i < 2; i++) {
nir_ssa_scalar src = nir_ssa_scalar_chase_alu_src(iand, i); nir_ssa_scalar src = nir_ssa_scalar_chase_alu_src(iand, i);
if (is_supported_terminator_condition(src) && if (nir_is_supported_terminator_condition(src) &&
get_induction_and_limit_vars(src, ind, limit, limit_rhs, state)) { get_induction_and_limit_vars(src, ind, limit, limit_rhs, state)) {
*cond = src; *cond = src;
found_induction_var = true; found_induction_var = true;
@@ -997,7 +986,7 @@ find_trip_count(loop_info_state *state, unsigned execution_mode)
} }
if (!basic_ind.def) { if (!basic_ind.def) {
if (is_supported_terminator_condition(cond)) { if (nir_is_supported_terminator_condition(cond)) {
get_induction_and_limit_vars(cond, &basic_ind, get_induction_and_limit_vars(cond, &basic_ind,
&limit, &limit_rhs, state); &limit, &limit_rhs, state);
} }

11
src/compiler/nir/nir_loop_analyze.h
View File

@@ -92,4 +92,15 @@ nir_is_trivial_loop_if(nir_if *nif, nir_block *break_block)
return true; return true;
} }
static inline bool
nir_is_supported_terminator_condition(nir_ssa_scalar cond)
{
if (!nir_ssa_scalar_is_alu(cond))
return false;
nir_alu_instr *alu = nir_instr_as_alu(cond.def->parent_instr);
return nir_alu_instr_is_comparison(alu) &&
nir_op_infos[alu->op].num_inputs == 2;
}
#endif /* NIR_LOOP_ANALYZE_H */ #endif /* NIR_LOOP_ANALYZE_H */