diff options
Diffstat (limited to 'src/glsl/nir/nir_search.c')
| -rw-r--r-- | src/glsl/nir/nir_search.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/src/glsl/nir/nir_search.c b/src/glsl/nir/nir_search.c index 467193112d2..73a802be705 100644 --- a/src/glsl/nir/nir_search.c +++ b/src/glsl/nir/nir_search.c @@ -39,6 +39,33 @@ match_expression(const nir_search_expression *expr, nir_alu_instr *instr, static const uint8_t identity_swizzle[] = { 0, 1, 2, 3 }; +static bool alu_instr_is_bool(nir_alu_instr *instr); + +static bool +src_is_bool(nir_src src) +{ + if (!src.is_ssa) + return false; + if (src.ssa->parent_instr->type != nir_instr_type_alu) + return false; + return alu_instr_is_bool((nir_alu_instr *)src.ssa->parent_instr); +} + +static bool +alu_instr_is_bool(nir_alu_instr *instr) +{ + switch (instr->op) { + case nir_op_iand: + case nir_op_ior: + case nir_op_ixor: + return src_is_bool(instr->src[0].src) && src_is_bool(instr->src[1].src); + case nir_op_inot: + return src_is_bool(instr->src[0].src); + default: + return nir_op_infos[instr->op].output_type == nir_type_bool; + } +} + static bool match_value(const nir_search_value *value, nir_alu_instr *instr, unsigned src, unsigned num_components, const uint8_t *swizzle, @@ -89,7 +116,8 @@ match_value(const nir_search_value *value, nir_alu_instr *instr, unsigned src, nir_alu_instr *src_alu = nir_instr_as_alu(instr->src[src].src.ssa->parent_instr); - if (nir_op_infos[src_alu->op].output_type != var->type) + if (nir_op_infos[src_alu->op].output_type != var->type && + !(var->type == nir_type_bool && alu_instr_is_bool(src_alu))) return false; } |