[Mesa-dev] [PATCH 12/20] i965/fs: Drop unused untyped surface read and atomic emit methods.

Francisco Jerez currojerez at riseup.net
Tue Jul 21 09:38:47 PDT 2015


---
 src/mesa/drivers/dri/i965/brw_fs.h           |   7 --
 src/mesa/drivers/dri/i965/brw_fs_nir.cpp     |  13 ++--
 src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 112 ---------------------------
 3 files changed, 5 insertions(+), 127 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs.h b/src/mesa/drivers/dri/i965/brw_fs.h
index 822cd27..4749c47 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.h
+++ b/src/mesa/drivers/dri/i965/brw_fs.h
@@ -286,13 +286,6 @@ public:
                         int shader_time_subindex,
                         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);
-
    fs_reg get_timestamp(const brw::fs_builder &bld);
 
    struct brw_reg interp_reg(int location, int channel);
diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 700fed7..4d629c3 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -1267,20 +1267,17 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, 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, fs_reg(surface), offset, 1, 1);
+         tmp = emit_untyped_read(bld, fs_reg(surface), offset, 1, 1);
          break;
 
       case nir_intrinsic_atomic_counter_inc:
-         tmp = surface_access::emit_untyped_atomic(
-            bld, fs_reg(surface), offset, fs_reg(),
-            fs_reg(), 1, 1, BRW_AOP_INC);
+         tmp = emit_untyped_atomic(bld, fs_reg(surface), offset, fs_reg(),
+                                   fs_reg(), 1, 1, BRW_AOP_INC);
          break;
 
       case nir_intrinsic_atomic_counter_dec:
-         tmp = surface_access::emit_untyped_atomic(
-            bld, fs_reg(surface), offset, fs_reg(),
-            fs_reg(), 1, 1, BRW_AOP_PREDEC);
+         tmp = emit_untyped_atomic(bld, fs_reg(surface), offset, fs_reg(),
+                                   fs_reg(), 1, 1, 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 627f69c..449ee34 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
@@ -530,118 +530,6 @@ fs_visitor::try_replace_with_sel()
    return false;
 }
 
-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. */
-   bld.exec_all().MOV(sources[0], fs_reg(0u));
-
-   if (stage == MESA_SHADER_FRAGMENT) {
-      if (((brw_wm_prog_data*)this->prog_data)->uses_kill) {
-         bld.exec_all()
-            .MOV(component(sources[0], 7), brw_flag_reg(0, 1));
-      } else {
-         bld.exec_all()
-            .MOV(component(sources[0], 7),
-                 retype(brw_vec1_grf(1, 7), BRW_REGISTER_TYPE_UD));
-      }
-   } 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);
-      bld.exec_all()
-         .MOV(component(sources[0], 7), fs_reg(0xffffu));
-   }
-   length++;
-
-   /* Set the atomic operation offset. */
-   sources[1] = vgrf(glsl_type::uint_type);
-   bld.MOV(sources[1], offset);
-   length++;
-
-   /* Set the atomic operation arguments. */
-   if (src0.file != BAD_FILE) {
-      sources[length] = vgrf(glsl_type::uint_type);
-      bld.MOV(sources[length], src0);
-      length++;
-   }
-
-   if (src1.file != BAD_FILE) {
-      sources[length] = vgrf(glsl_type::uint_type);
-      bld.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);
-   bld.LOAD_PAYLOAD(src_payload, sources, length, 1);
-
-   /* Emit the instruction. */
-   fs_inst *inst = bld.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. */
-   bld.exec_all()
-      .MOV(sources[0], fs_reg(0u));
-
-   if (stage == MESA_SHADER_FRAGMENT) {
-      if (((brw_wm_prog_data*)this->prog_data)->uses_kill) {
-         bld.exec_all()
-            .MOV(component(sources[0], 7), brw_flag_reg(0, 1));
-      } else {
-         bld.exec_all()
-            .MOV(component(sources[0], 7),
-                 retype(brw_vec1_grf(1, 7), BRW_REGISTER_TYPE_UD));
-      }
-   } 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);
-      bld.exec_all()
-         .MOV(component(sources[0], 7), fs_reg(0xffffu));
-   }
-
-   /* Set the surface read offset. */
-   sources[1] = vgrf(glsl_type::uint_type);
-   bld.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 = bld.LOAD_PAYLOAD(src_payload, sources, 2, 1);
-
-   /* Emit the instruction. */
-   inst = bld.emit(SHADER_OPCODE_UNTYPED_SURFACE_READ, dst, src_payload,
-                   fs_reg(surf_index), fs_reg(1));
-   inst->mlen = mlen;
-}
-
 /** Emits a dummy fragment shader consisting of magenta for bringup purposes. */
 void
 fs_visitor::emit_dummy_fs()
-- 
2.4.3



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