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-rw-r--r--src/freedreno/ir3/ir3_context.c25
1 files changed, 17 insertions, 8 deletions
diff --git a/src/freedreno/ir3/ir3_context.c b/src/freedreno/ir3/ir3_context.c
index 334b0ae0bab..33e73bcb216 100644
--- a/src/freedreno/ir3/ir3_context.c
+++ b/src/freedreno/ir3/ir3_context.c
@@ -79,21 +79,30 @@ ir3_context_init(struct ir3_compiler *compiler,
* in ir3_optimize_nir():
*/
NIR_PASS_V(ctx->s, nir_lower_bool_to_int32);
- NIR_PASS_V(ctx->s, nir_lower_locals_to_regs);
+ bool progress = false;
+ NIR_PASS(progress, ctx->s, nir_lower_locals_to_regs);
+
+ /* we could need cleanup after lower_locals_to_regs */
+ while (progress) {
+ progress = false;
+ NIR_PASS(progress, ctx->s, nir_opt_algebraic);
+ NIR_PASS(progress, ctx->s, nir_opt_constant_folding);
+ }
/* We want to lower nir_op_imul as late as possible, to catch also
* those generated by earlier passes (e.g, nir_lower_locals_to_regs).
* However, we want a final swing of a few passes to have a chance
* at optimizing the result.
*/
- bool progress = false;
+ progress = false;
NIR_PASS(progress, ctx->s, ir3_nir_lower_imul);
- if (progress) {
- NIR_PASS_V(ctx->s, nir_opt_algebraic);
- NIR_PASS_V(ctx->s, nir_opt_copy_prop_vars);
- NIR_PASS_V(ctx->s, nir_opt_dead_write_vars);
- NIR_PASS_V(ctx->s, nir_opt_dce);
- NIR_PASS_V(ctx->s, nir_opt_constant_folding);
+ while (progress) {
+ progress = false;
+ NIR_PASS(progress, ctx->s, nir_opt_algebraic);
+ NIR_PASS(progress, ctx->s, nir_opt_copy_prop_vars);
+ NIR_PASS(progress, ctx->s, nir_opt_dead_write_vars);
+ NIR_PASS(progress, ctx->s, nir_opt_dce);
+ NIR_PASS(progress, ctx->s, nir_opt_constant_folding);
}
/* Enable the texture pre-fetch feature only a4xx onwards. But