Mesa (master): pan/mdg: Remove texture_op_count

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Module: Mesa
Branch: master
Commit: 69e4d4fabe728e49b22ddcff49153deb3bc43e94
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=69e4d4fabe728e49b22ddcff49153deb3bc43e94

Author: Alyssa Rosenzweig <alyssa.rosenzweig at collabora.com>
Date:   Tue May 12 13:36:51 2020 -0400

pan/mdg: Remove texture_op_count

Was used as a crude approximation of the terminate flag, which we now
can do properly.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig at collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5014>

---

 src/panfrost/midgard/compiler.h            | 4 ----
 src/panfrost/midgard/midgard_compile.c     | 3 ---
 src/panfrost/midgard/midgard_derivatives.c | 6 ------
 src/panfrost/midgard/midgard_emit.c        | 2 --
 4 files changed, 15 deletions(-)

diff --git a/src/panfrost/midgard/compiler.h b/src/panfrost/midgard/compiler.h
index bf125369fde..2fe0d15aa32 100644
--- a/src/panfrost/midgard/compiler.h
+++ b/src/panfrost/midgard/compiler.h
@@ -274,10 +274,6 @@ typedef struct compiler_context {
          * register pressure */
         int work_registers;
 
-        /* Used for cont/last hinting. Increase when a tex op is added.
-         * Decrease when a tex op is removed. */
-        int texture_op_count;
-
         /* The number of uniforms allowable for the fast path */
         int uniform_cutoff;
 
diff --git a/src/panfrost/midgard/midgard_compile.c b/src/panfrost/midgard/midgard_compile.c
index e144dd72b2a..43e92a9f08e 100644
--- a/src/panfrost/midgard/midgard_compile.c
+++ b/src/panfrost/midgard/midgard_compile.c
@@ -1917,9 +1917,6 @@ emit_texop_native(compiler_context *ctx, nir_tex_instr *instr,
         }
 
         emit_mir_instruction(ctx, ins);
-
-        /* Used for .cont and .last hinting */
-        ctx->texture_op_count++;
 }
 
 static void
diff --git a/src/panfrost/midgard/midgard_derivatives.c b/src/panfrost/midgard/midgard_derivatives.c
index 6ccf2b1de44..cfb3c08b295 100644
--- a/src/panfrost/midgard/midgard_derivatives.c
+++ b/src/panfrost/midgard/midgard_derivatives.c
@@ -119,9 +119,6 @@ midgard_emit_derivatives(compiler_context *ctx, nir_alu_instr *instr)
                 ins.mask &= instr->dest.write_mask;
 
         emit_mir_instruction(ctx, ins);
-
-        /* TODO: Set .cont/.last automatically via dataflow analysis */
-        ctx->texture_op_count++;
 }
 
 void
@@ -158,9 +155,6 @@ midgard_lower_derivatives(compiler_context *ctx, midgard_block *block)
                 /* Insert the new instruction */
                 mir_insert_instruction_before(ctx, mir_next_op(ins), dup);
 
-                /* TODO: Set .cont/.last automatically via dataflow analysis */
-                ctx->texture_op_count++;
-
                 /* We'll need both instructions to write to the same index, so
                  * rewrite to use a register */
 
diff --git a/src/panfrost/midgard/midgard_emit.c b/src/panfrost/midgard/midgard_emit.c
index b62052b1317..b0bb3191039 100644
--- a/src/panfrost/midgard/midgard_emit.c
+++ b/src/panfrost/midgard/midgard_emit.c
@@ -505,8 +505,6 @@ emit_binary_bundle(compiler_context *ctx,
                 ins->texture.in_reg_full = (isz == 32);
                 ins->texture.sampler_type = midgard_sampler_type(ins->dest_type);
 
-                ctx->texture_op_count--;
-
                 if (mir_op_computes_derivatives(ctx->stage, ins->texture.op)) {
                         ins->texture.cont = !ins->helper_terminate;
                         ins->texture.last = ins->helper_terminate || ins->helper_execute;