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-rw-r--r--src/mesa/drivers/dri/i965/brw_fs_nir.cpp31
1 files changed, 18 insertions, 13 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 9141dc68196..2ca2e738b9f 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -54,25 +54,30 @@ fs_visitor::emit_nir_code()
if (1)
nir_print_shader(nir, stderr);
- if (1) {
- nir_convert_to_ssa(nir);
+ nir_convert_to_ssa(nir);
+ nir_validate_shader(nir);
+
+ bool progress;
+ do {
+ progress = false;
+ progress |= nir_copy_prop(nir);
nir_validate_shader(nir);
- nir_copy_prop(nir);
+ progress |= nir_opt_dce(nir);
nir_validate_shader(nir);
- nir_opt_dce(nir);
+ progress |= nir_opt_cse(nir);
nir_validate_shader(nir);
- nir_opt_peephole_select(nir);
+ progress |= nir_opt_peephole_select(nir);
nir_validate_shader(nir);
- nir_opt_peephole_ffma(nir);
+ progress |= nir_opt_peephole_ffma(nir);
nir_validate_shader(nir);
- nir_print_shader(nir, stderr);
+ } while (progress);
+ nir_print_shader(nir, stderr);
- nir_convert_from_ssa(nir);
- nir_print_shader(nir, stderr);
- nir_validate_shader(nir);
- nir_lower_vec_to_movs(nir);
- nir_validate_shader(nir);
- }
+ nir_convert_from_ssa(nir);
+ nir_validate_shader(nir);
+ nir_print_shader(nir, stderr);
+ nir_lower_vec_to_movs(nir);
+ nir_validate_shader(nir);
/* emit the arrays used for inputs and outputs - load/store intrinsics will
* be converted to reads/writes of these arrays