diff options
Diffstat (limited to 'src/compiler')
-rw-r--r-- | src/compiler/nir/nir_opt_constant_folding.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/compiler/nir/nir_opt_constant_folding.c b/src/compiler/nir/nir_opt_constant_folding.c index 8f040619bfa..d6be807b3dc 100644 --- a/src/compiler/nir/nir_opt_constant_folding.c +++ b/src/compiler/nir/nir_opt_constant_folding.c @@ -155,6 +155,14 @@ constant_fold_intrinsic_instr(nir_intrinsic_instr *instr) progress |= constant_fold_deref(&instr->instr, instr->variables[i]); } + if (instr->intrinsic == nir_intrinsic_discard_if) { + nir_const_value *src_val = nir_src_as_const_value(instr->src[0]); + if (src_val && src_val->u32[0] == 0) { + nir_instr_remove(&instr->instr); + progress = true; + } + } + return progress; } |