[Mesa-dev] [PATCH 27/29] i965/fs: Drop unused untyped surface read and atomic emit methods.

Francisco Jerez currojerez at riseup.net
Sat May 2 08:29:54 PDT 2015


---
 src/mesa/drivers/dri/i965/brw_fs.h           |   7 --
 src/mesa/drivers/dri/i965/brw_fs_nir.cpp     |  12 ++-
 src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 125 ++-------------------------
 3 files changed, 10 insertions(+), 134 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs.h b/src/mesa/drivers/dri/i965/brw_fs.h
index 3b9907e..a0bba8d 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.h
+++ b/src/mesa/drivers/dri/i965/brw_fs.h
@@ -411,13 +411,6 @@ public:
    void emit_shader_time_end();
    fs_inst *SHADER_TIME_ADD(enum shader_time_shader_type type, fs_reg value);
 
-   void emit_untyped_atomic(unsigned atomic_op, unsigned surf_index,
-                            fs_reg dst, fs_reg offset, fs_reg src0,
-                            fs_reg src1);
-
-   void emit_untyped_surface_read(unsigned surf_index, fs_reg dst,
-                                  fs_reg offset);
-
    void emit_interpolate_expression(ir_expression *ir);
 
    bool try_rewrite_rhs_to_dst(ir_assignment *ir,
diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 1443ef0..6ae130a 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -1311,19 +1311,17 @@ fs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
       /* Emit a surface read or atomic op. */
       switch (instr->intrinsic) {
       case nir_intrinsic_atomic_counter_read:
-         tmp = surface_access::emit_untyped_read(bld, surface, offset, 1, 1);
+         tmp = emit_untyped_read(bld, surface, offset, 1, 1);
          break;
 
       case nir_intrinsic_atomic_counter_inc:
-         tmp = surface_access::emit_untyped_atomic(
-            bld, surface, offset, fs_reg(),
-            fs_reg(), 1, rsize, BRW_AOP_INC);
+         tmp = emit_untyped_atomic(bld, surface, offset, fs_reg(),
+                                   fs_reg(), 1, rsize, BRW_AOP_INC);
          break;
 
       case nir_intrinsic_atomic_counter_dec:
-         tmp = surface_access::emit_untyped_atomic(
-            bld, surface, offset, fs_reg(),
-            fs_reg(), 1, rsize, BRW_AOP_PREDEC);
+         tmp = emit_untyped_atomic(bld, surface, offset, fs_reg(),
+                                   fs_reg(), 1, rsize, BRW_AOP_PREDEC);
          break;
 
       default:
diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
index 82b9c6e..4cb05b8 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
@@ -3200,17 +3200,15 @@ fs_visitor::visit_atomic_counter_intrinsic(const fs_builder &bld, ir_call *ir)
 
    /* Emit a surface read or atomic op. */
    if (!strcmp("__intrinsic_atomic_read", callee))
-      tmp = surface_access::emit_untyped_read(bld, surface, offset, 1, 1);
+      tmp = emit_untyped_read(bld, surface, offset, 1, 1);
 
    else if (!strcmp("__intrinsic_atomic_increment", callee))
-      tmp = surface_access::emit_untyped_atomic(
-         bld, surface, offset, fs_reg(), fs_reg(),
-         1, rsize, BRW_AOP_INC);
+      tmp = emit_untyped_atomic(bld, surface, offset, fs_reg(), fs_reg(),
+                                1, rsize, BRW_AOP_INC);
 
    else if (!strcmp("__intrinsic_atomic_predecrement", callee))
-      tmp = surface_access::emit_untyped_atomic(
-         bld, surface, offset, fs_reg(), fs_reg(),
-         1, rsize, BRW_AOP_PREDEC);
+      tmp = emit_untyped_atomic(bld, surface, offset, fs_reg(), fs_reg(),
+                                1, rsize, BRW_AOP_PREDEC);
 
    /* Assign the result. */
    if (ir->return_deref)
@@ -3435,119 +3433,6 @@ fs_visitor::visit(ir_end_primitive *)
    unreachable("not reached");
 }
 
-void
-fs_visitor::emit_untyped_atomic(unsigned atomic_op, unsigned surf_index,
-                                fs_reg dst, fs_reg offset, fs_reg src0,
-                                fs_reg src1)
-{
-   int reg_width = dispatch_width / 8;
-   int length = 0;
-
-   fs_reg *sources = ralloc_array(mem_ctx, fs_reg, 4);
-
-   sources[0] = fs_reg(GRF, alloc.allocate(1), BRW_REGISTER_TYPE_UD);
-   /* Initialize the sample mask in the message header. */
-   emit(MOV(sources[0], fs_reg(0u)))
-      ->force_writemask_all = true;
-
-   if (stage == MESA_SHADER_FRAGMENT) {
-      if (((brw_wm_prog_data*)this->prog_data)->uses_kill) {
-         emit(MOV(component(sources[0], 7), brw_flag_reg(0, 1)))
-            ->force_writemask_all = true;
-      } else {
-         emit(MOV(component(sources[0], 7),
-                  retype(brw_vec1_grf(1, 7), BRW_REGISTER_TYPE_UD)))
-            ->force_writemask_all = true;
-      }
-   } else {
-      /* The execution mask is part of the side-band information sent together with
-       * the message payload to the data port. It's implicitly ANDed with the sample
-       * mask sent in the header to compute the actual set of channels that execute
-       * the atomic operation.
-       */
-      assert(stage == MESA_SHADER_VERTEX || stage == MESA_SHADER_COMPUTE);
-      emit(MOV(component(sources[0], 7),
-               fs_reg(0xffffu)))->force_writemask_all = true;
-   }
-   length++;
-
-   /* Set the atomic operation offset. */
-   sources[1] = vgrf(glsl_type::uint_type);
-   emit(MOV(sources[1], offset));
-   length++;
-
-   /* Set the atomic operation arguments. */
-   if (src0.file != BAD_FILE) {
-      sources[length] = vgrf(glsl_type::uint_type);
-      emit(MOV(sources[length], src0));
-      length++;
-   }
-
-   if (src1.file != BAD_FILE) {
-      sources[length] = vgrf(glsl_type::uint_type);
-      emit(MOV(sources[length], src1));
-      length++;
-   }
-
-   int mlen = 1 + (length - 1) * reg_width;
-   fs_reg src_payload = fs_reg(GRF, alloc.allocate(mlen),
-                               BRW_REGISTER_TYPE_UD);
-   emit(LOAD_PAYLOAD(src_payload, sources, length));
-
-   /* Emit the instruction. */
-   fs_inst *inst = emit(SHADER_OPCODE_UNTYPED_ATOMIC, dst, src_payload,
-                        fs_reg(surf_index), fs_reg(atomic_op));
-   inst->mlen = mlen;
-}
-
-void
-fs_visitor::emit_untyped_surface_read(unsigned surf_index, fs_reg dst,
-                                      fs_reg offset)
-{
-   int reg_width = dispatch_width / 8;
-
-   fs_reg *sources = ralloc_array(mem_ctx, fs_reg, 2);
-
-   sources[0] = fs_reg(GRF, alloc.allocate(1), BRW_REGISTER_TYPE_UD);
-   /* Initialize the sample mask in the message header. */
-   emit(MOV(sources[0], fs_reg(0u)))
-      ->force_writemask_all = true;
-
-   if (stage == MESA_SHADER_FRAGMENT) {
-      if (((brw_wm_prog_data*)this->prog_data)->uses_kill) {
-         emit(MOV(component(sources[0], 7), brw_flag_reg(0, 1)))
-            ->force_writemask_all = true;
-      } else {
-         emit(MOV(component(sources[0], 7),
-                  retype(brw_vec1_grf(1, 7), BRW_REGISTER_TYPE_UD)))
-            ->force_writemask_all = true;
-      }
-   } else {
-      /* The execution mask is part of the side-band information sent together with
-       * the message payload to the data port. It's implicitly ANDed with the sample
-       * mask sent in the header to compute the actual set of channels that execute
-       * the atomic operation.
-       */
-      assert(stage == MESA_SHADER_VERTEX || stage == MESA_SHADER_COMPUTE);
-      emit(MOV(component(sources[0], 7),
-               fs_reg(0xffffu)))->force_writemask_all = true;
-   }
-
-   /* Set the surface read offset. */
-   sources[1] = vgrf(glsl_type::uint_type);
-   emit(MOV(sources[1], offset));
-
-   int mlen = 1 + reg_width;
-   fs_reg src_payload = fs_reg(GRF, alloc.allocate(mlen),
-                               BRW_REGISTER_TYPE_UD);
-   fs_inst *inst = emit(LOAD_PAYLOAD(src_payload, sources, 2));
-
-   /* Emit the instruction. */
-   inst = emit(SHADER_OPCODE_UNTYPED_SURFACE_READ, dst, src_payload,
-               fs_reg(surf_index), fs_reg(1));
-   inst->mlen = mlen;
-}
-
 fs_inst *
 fs_visitor::emit(fs_inst *inst)
 {
-- 
2.3.5



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