treewide: Stop lowering legacy atomics

There are no more producers of legacy atomics so these calls are inert.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Emma Anholt <emma@anholt.net>
Reviewed-by: Jesse Natalie <jenatali@microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23036>

6 files changed, 0 insertions, 11 deletions

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_nir.c b/src/gallium/auxiliary/gallivm/lp_bld_nir.c
index 75f2d44800b..34130b9d990 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_nir.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_nir.c
@@ -2668,7 +2668,6 @@ bool lp_build_nir_llvm(struct lp_build_nir_context *bld_base,
    nir_lower_locals_to_regs(nir);
    nir_remove_dead_derefs(nir);
    nir_remove_dead_variables(nir, nir_var_function_temp, NULL);
-   nir_lower_legacy_atomics(nir);
 
    if (is_aos(bld_base)) {
       nir_move_vec_src_uses_to_dest(nir);
diff --git a/src/gallium/auxiliary/nir/nir_to_tgsi.c b/src/gallium/auxiliary/nir/nir_to_tgsi.c
index cb95afa5383..1afa52d4ac9 100644
--- a/src/gallium/auxiliary/nir/nir_to_tgsi.c
+++ b/src/gallium/auxiliary/nir/nir_to_tgsi.c
@@ -3856,8 +3856,6 @@ const void *nir_to_tgsi_options(struct nir_shader *s,
       source_mods |= nir_lower_fabs_source_mods;
    NIR_PASS_V(s, nir_lower_to_source_mods, source_mods);
 
-   NIR_PASS_V(s, nir_lower_legacy_atomics);
-
    NIR_PASS_V(s, nir_convert_from_ssa, true);
    NIR_PASS_V(s, nir_lower_vec_to_movs, ntt_vec_to_mov_writemask_cb, NULL);
 
diff --git a/src/gallium/drivers/r600/sfn/sfn_nir.cpp b/src/gallium/drivers/r600/sfn/sfn_nir.cpp
index 6d007fb2385..f35a62f1bf0 100644
--- a/src/gallium/drivers/r600/sfn/sfn_nir.cpp
+++ b/src/gallium/drivers/r600/sfn/sfn_nir.cpp
@@ -782,7 +782,6 @@ r600_finalize_nir(pipe_screen *screen, void *shader)
    NIR_PASS_V(nir, r600_nir_lower_pack_unpack_2x16);
 
    NIR_PASS_V(nir, r600_lower_shared_io);
-   NIR_PASS_V(nir, nir_lower_legacy_atomics);
    NIR_PASS_V(nir, r600_nir_lower_atomics);
 
    if (rs->b.gfx_level == CAYMAN)
diff --git a/src/gallium/drivers/radeonsi/si_shader_nir.c b/src/gallium/drivers/radeonsi/si_shader_nir.c
index a75c393d19d..7ffd9ef57e3 100644
--- a/src/gallium/drivers/radeonsi/si_shader_nir.c
+++ b/src/gallium/drivers/radeonsi/si_shader_nir.c
@@ -375,9 +375,6 @@ static void si_lower_nir(struct si_screen *sscreen, struct nir_shader *nir)
       si_late_optimize_16bit_samplers(sscreen, nir);
 
    NIR_PASS_V(nir, nir_remove_dead_variables, nir_var_function_temp, NULL);
-
-   /* Temporary stopgap until legacy atomics are removed in the core */
-   NIR_PASS_V(nir, nir_lower_legacy_atomics);
 }
 
 static bool si_mark_divergent_texture_non_uniform(struct nir_shader *nir)
diff --git a/src/gallium/drivers/zink/zink_compiler.c b/src/gallium/drivers/zink/zink_compiler.c
index 34203bb45dd..21bdee34965 100644
--- a/src/gallium/drivers/zink/zink_compiler.c
+++ b/src/gallium/drivers/zink/zink_compiler.c
@@ -4874,9 +4874,6 @@ zink_shader_create(struct zink_screen *screen, struct nir_shader *nir,
    NIR_PASS_V(nir, nir_lower_fragcolor,
          nir->info.fs.color_is_dual_source ? 1 : 8);
 
-   /* Temporary stop gap until glsl-to-nir produces unified atomics */
-   NIR_PASS_V(nir, nir_lower_legacy_atomics);
-
    NIR_PASS_V(nir, lower_64bit_vertex_attribs);
    bool needs_size = analyze_io(ret, nir);
    NIR_PASS_V(nir, unbreak_bos, ret, needs_size);
diff --git a/src/gallium/frontends/lavapipe/lvp_pipeline.c b/src/gallium/frontends/lavapipe/lvp_pipeline.c
index 95e301663c8..3be265f0f40 100644
--- a/src/gallium/frontends/lavapipe/lvp_pipeline.c
+++ b/src/gallium/frontends/lavapipe/lvp_pipeline.c
@@ -464,7 +464,6 @@ lvp_shader_lower(struct lvp_device *pdevice, nir_shader *nir, struct lvp_shader
    NIR_PASS_V(nir, nir_remove_dead_variables,
               nir_var_uniform | nir_var_image, NULL);
 
-   NIR_PASS_V(nir, nir_lower_legacy_atomics);
    scan_pipeline_info(shader, layout, nir);
 
    optimize(nir);