Mesa (master): mesa: remove gl_shader_compiler_options::EmitNoNoise

[Marek Olšák]

Module: Mesa
Branch: master
Commit: c64da9d4997692bd25253dfc19e34d6fa335a58b
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=c64da9d4997692bd25253dfc19e34d6fa335a58b

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Mon Oct 17 00:54:35 2016 +0200

mesa: remove gl_shader_compiler_options::EmitNoNoise

it's always true

Reviewed-by: Ian Romanick <ian.d.romanick at intel.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle at amd.com>

---

 src/mesa/drivers/dri/i915/i915_context.c | 1 -
 src/mesa/drivers/dri/i965/brw_compiler.c | 1 -
 src/mesa/main/mtypes.h                   | 1 -
 src/mesa/program/ir_to_mesa.cpp          | 3 +--
 src/mesa/state_tracker/st_extensions.c   | 2 --
 5 files changed, 1 insertion(+), 7 deletions(-)

diff --git a/src/mesa/drivers/dri/i915/i915_context.c b/src/mesa/drivers/dri/i915/i915_context.c
index 83aaf9e..6c48823 100644
--- a/src/mesa/drivers/dri/i915/i915_context.c
+++ b/src/mesa/drivers/dri/i915/i915_context.c
@@ -260,7 +260,6 @@ i915CreateContext(int api,
    struct gl_shader_compiler_options *const fs_options =
       & ctx->Const.ShaderCompilerOptions[MESA_SHADER_FRAGMENT];
    fs_options->MaxIfDepth = 0;
-   fs_options->EmitNoNoise = true;
    fs_options->EmitNoPow = true;
    fs_options->EmitNoMainReturn = true;
    fs_options->EmitNoIndirectInput = true;
diff --git a/src/mesa/drivers/dri/i965/brw_compiler.c b/src/mesa/drivers/dri/i965/brw_compiler.c
index 86b1eaa..18145be 100644
--- a/src/mesa/drivers/dri/i965/brw_compiler.c
+++ b/src/mesa/drivers/dri/i965/brw_compiler.c
@@ -123,7 +123,6 @@ brw_compiler_create(void *mem_ctx, const struct gen_device_info *devinfo)
       compiler->glsl_compiler_options[i].MaxIfDepth =
          devinfo->gen < 6 ? 16 : UINT_MAX;
 
-      compiler->glsl_compiler_options[i].EmitNoNoise = true;
       compiler->glsl_compiler_options[i].EmitNoMainReturn = true;
       compiler->glsl_compiler_options[i].EmitNoIndirectInput = true;
       compiler->glsl_compiler_options[i].EmitNoIndirectUniform = false;
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index ff20226..23a864b 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -2999,7 +2999,6 @@ struct gl_shader_compiler_options
    GLboolean EmitNoFunctions;
    GLboolean EmitNoCont;                  /**< Emit CONT opcode? */
    GLboolean EmitNoMainReturn;            /**< Emit CONT/RET opcodes? */
-   GLboolean EmitNoNoise;                 /**< Emit NOISE opcodes? */
    GLboolean EmitNoPow;                   /**< Emit POW opcodes? */
    GLboolean EmitNoSat;                   /**< Emit SAT opcodes? */
    GLboolean LowerCombinedClipCullDistance; /** Lower gl_ClipDistance and
diff --git a/src/mesa/program/ir_to_mesa.cpp b/src/mesa/program/ir_to_mesa.cpp
index debc18d..bd65df2 100644
--- a/src/mesa/program/ir_to_mesa.cpp
+++ b/src/mesa/program/ir_to_mesa.cpp
@@ -2997,8 +2997,7 @@ _mesa_ir_link_shader(struct gl_context *ctx, struct gl_shader_program *prog)
 
 	 progress = lower_if_to_cond_assign(ir, options->MaxIfDepth) || progress;
 
-	 if (options->EmitNoNoise)
-	    progress = lower_noise(ir) || progress;
+         progress = lower_noise(ir) || progress;
 
 	 /* If there are forms of indirect addressing that the driver
 	  * cannot handle, perform the lowering pass.
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 6ed00ab..12582c5 100644
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -263,8 +263,6 @@ void st_init_limits(struct pipe_screen *screen,
          pc->MediumInt = pc->HighInt = pc->LowInt;
       }
 
-      options->EmitNoNoise = TRUE;
-
       /* TODO: make these more fine-grained if anyone needs it */
       options->MaxIfDepth =
          screen->get_shader_param(screen, sh,