[Mesa-dev] [PATCH 2/4] i965: Move reads_flag()/writes_flag() to backend_instruction.

Matt Turner mattst88 at gmail.com
Mon Sep 28 15:26:39 PDT 2015


---
 src/mesa/drivers/dri/i965/brw_fs.cpp    | 15 ---------------
 src/mesa/drivers/dri/i965/brw_ir_fs.h   |  3 ---
 src/mesa/drivers/dri/i965/brw_ir_vec4.h | 12 ------------
 src/mesa/drivers/dri/i965/brw_shader.h  | 13 +++++++++++++
 4 files changed, 13 insertions(+), 30 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp
index 49dc7f6..5ca5c26 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
@@ -825,21 +825,6 @@ fs_inst::regs_read(int arg) const
    }
 }
 
-bool
-fs_inst::reads_flag() const
-{
-   return predicate;
-}
-
-bool
-fs_inst::writes_flag() const
-{
-   return (conditional_mod && (opcode != BRW_OPCODE_SEL &&
-                               opcode != BRW_OPCODE_IF &&
-                               opcode != BRW_OPCODE_WHILE)) ||
-          opcode == FS_OPCODE_MOV_DISPATCH_TO_FLAGS;
-}
-
 /**
  * Returns how many MRFs an FS opcode will write over.
  *
diff --git a/src/mesa/drivers/dri/i965/brw_ir_fs.h b/src/mesa/drivers/dri/i965/brw_ir_fs.h
index 97c6f8b..860b5dc 100644
--- a/src/mesa/drivers/dri/i965/brw_ir_fs.h
+++ b/src/mesa/drivers/dri/i965/brw_ir_fs.h
@@ -206,9 +206,6 @@ public:
    bool can_do_source_mods(const struct brw_device_info *devinfo);
    bool has_side_effects() const;
 
-   bool reads_flag() const;
-   bool writes_flag() const;
-
    fs_reg dst;
    fs_reg *src;
 
diff --git a/src/mesa/drivers/dri/i965/brw_ir_vec4.h b/src/mesa/drivers/dri/i965/brw_ir_vec4.h
index 96dd633..d598b3c 100644
--- a/src/mesa/drivers/dri/i965/brw_ir_vec4.h
+++ b/src/mesa/drivers/dri/i965/brw_ir_vec4.h
@@ -179,18 +179,6 @@ public:
                       int swizzle, int swizzle_mask);
    void reswizzle(int dst_writemask, int swizzle);
    bool can_do_source_mods(const struct brw_device_info *devinfo);
-
-   bool reads_flag()
-   {
-      return predicate || opcode == VS_OPCODE_UNPACK_FLAGS_SIMD4X2;
-   }
-
-   bool writes_flag()
-   {
-      return (conditional_mod && (opcode != BRW_OPCODE_SEL &&
-                                  opcode != BRW_OPCODE_IF &&
-                                  opcode != BRW_OPCODE_WHILE));
-   }
 };
 
 /**
diff --git a/src/mesa/drivers/dri/i965/brw_shader.h b/src/mesa/drivers/dri/i965/brw_shader.h
index ccccf4d..9c4bdee 100644
--- a/src/mesa/drivers/dri/i965/brw_shader.h
+++ b/src/mesa/drivers/dri/i965/brw_shader.h
@@ -172,6 +172,19 @@ struct backend_instruction : public exec_node {
     * optimize these out unless you know what you are doing.
     */
    bool has_side_effects() const;
+
+   bool reads_flag()
+   {
+      return predicate || opcode == VS_OPCODE_UNPACK_FLAGS_SIMD4X2;
+   }
+
+   bool writes_flag()
+   {
+      return (conditional_mod && (opcode != BRW_OPCODE_SEL &&
+                                  opcode != BRW_OPCODE_IF &&
+                                  opcode != BRW_OPCODE_WHILE)) ||
+             opcode == FS_OPCODE_MOV_DISPATCH_TO_FLAGS;
+   }
 #else
 struct backend_instruction {
    struct exec_node link;
-- 
2.4.9



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