Mesa (master): mesa: Move shader memory barrier functions into barrier.c.

[Francisco Jerez]

Module: Mesa
Branch: master
Commit: 6a976bbf84c9c8790fa61bbeb5eb24a2e646c76c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=6a976bbf84c9c8790fa61bbeb5eb24a2e646c76c

Author: Francisco Jerez <currojerez at riseup.net>
Date:   Tue Jul  5 23:18:18 2016 -0700

mesa: Move shader memory barrier functions into barrier.c.

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>

---

 src/mesa/main/barrier.c     | 51 +++++++++++++++++++++++++++++++++++++++++++++
 src/mesa/main/barrier.h     |  6 ++++++
 src/mesa/main/shaderimage.c | 51 ---------------------------------------------
 src/mesa/main/shaderimage.h |  6 ------
 4 files changed, 57 insertions(+), 57 deletions(-)

diff --git a/src/mesa/main/barrier.c b/src/mesa/main/barrier.c
index beb48fb..7ae8fc6 100644
--- a/src/mesa/main/barrier.c
+++ b/src/mesa/main/barrier.c
@@ -57,3 +57,54 @@ _mesa_TextureBarrierNV(void)
 
    ctx->Driver.TextureBarrier(ctx);
 }
+
+void GLAPIENTRY
+_mesa_MemoryBarrier(GLbitfield barriers)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   if (ctx->Driver.MemoryBarrier)
+      ctx->Driver.MemoryBarrier(ctx, barriers);
+}
+
+void GLAPIENTRY
+_mesa_MemoryBarrierByRegion(GLbitfield barriers)
+{
+   GET_CURRENT_CONTEXT(ctx);
+
+   GLbitfield all_allowed_bits = GL_ATOMIC_COUNTER_BARRIER_BIT |
+                                 GL_FRAMEBUFFER_BARRIER_BIT |
+                                 GL_SHADER_IMAGE_ACCESS_BARRIER_BIT |
+                                 GL_SHADER_STORAGE_BARRIER_BIT |
+                                 GL_TEXTURE_FETCH_BARRIER_BIT |
+                                 GL_UNIFORM_BARRIER_BIT;
+
+   if (ctx->Driver.MemoryBarrier) {
+      /* From section 7.11.2 of the OpenGL ES 3.1 specification:
+       *
+       *    "When barriers is ALL_BARRIER_BITS, shader memory accesses will be
+       *     synchronized relative to all these barrier bits, but not to other
+       *     barrier bits specific to MemoryBarrier."
+       *
+       * That is, if barriers is the special value GL_ALL_BARRIER_BITS, then all
+       * barriers allowed by glMemoryBarrierByRegion should be activated."
+       */
+      if (barriers == GL_ALL_BARRIER_BITS) {
+         ctx->Driver.MemoryBarrier(ctx, all_allowed_bits);
+         return;
+      }
+
+      /* From section 7.11.2 of the OpenGL ES 3.1 specification:
+       *
+       *    "An INVALID_VALUE error is generated if barriers is not the special
+       *     value ALL_BARRIER_BITS, and has any bits set other than those
+       *     described above."
+       */
+      if ((barriers & ~all_allowed_bits) != 0) {
+         _mesa_error(ctx, GL_INVALID_VALUE,
+                     "glMemoryBarrierByRegion(unsupported barrier bit");
+      }
+
+      ctx->Driver.MemoryBarrier(ctx, barriers);
+   }
+}
diff --git a/src/mesa/main/barrier.h b/src/mesa/main/barrier.h
index 0652d14..8eee583 100644
--- a/src/mesa/main/barrier.h
+++ b/src/mesa/main/barrier.h
@@ -41,4 +41,10 @@ _mesa_init_barrier_functions(struct dd_function_table *driver);
 extern void GLAPIENTRY
 _mesa_TextureBarrierNV(void);
 
+void GLAPIENTRY
+_mesa_MemoryBarrier(GLbitfield barriers);
+
+void GLAPIENTRY
+_mesa_MemoryBarrierByRegion(GLbitfield barriers);
+
 #endif /* BARRIER_H */
diff --git a/src/mesa/main/shaderimage.c b/src/mesa/main/shaderimage.c
index 90643c4..db36e3b 100644
--- a/src/mesa/main/shaderimage.c
+++ b/src/mesa/main/shaderimage.c
@@ -753,54 +753,3 @@ _mesa_BindImageTextures(GLuint first, GLsizei count, const GLuint *textures)
 
    _mesa_end_texture_lookups(ctx);
 }
-
-void GLAPIENTRY
-_mesa_MemoryBarrier(GLbitfield barriers)
-{
-   GET_CURRENT_CONTEXT(ctx);
-
-   if (ctx->Driver.MemoryBarrier)
-      ctx->Driver.MemoryBarrier(ctx, barriers);
-}
-
-void GLAPIENTRY
-_mesa_MemoryBarrierByRegion(GLbitfield barriers)
-{
-   GET_CURRENT_CONTEXT(ctx);
-
-   GLbitfield all_allowed_bits = GL_ATOMIC_COUNTER_BARRIER_BIT |
-                                 GL_FRAMEBUFFER_BARRIER_BIT |
-                                 GL_SHADER_IMAGE_ACCESS_BARRIER_BIT |
-                                 GL_SHADER_STORAGE_BARRIER_BIT |
-                                 GL_TEXTURE_FETCH_BARRIER_BIT |
-                                 GL_UNIFORM_BARRIER_BIT;
-
-   if (ctx->Driver.MemoryBarrier) {
-      /* From section 7.11.2 of the OpenGL ES 3.1 specification:
-       *
-       *    "When barriers is ALL_BARRIER_BITS, shader memory accesses will be
-       *     synchronized relative to all these barrier bits, but not to other
-       *     barrier bits specific to MemoryBarrier."
-       *
-       * That is, if barriers is the special value GL_ALL_BARRIER_BITS, then all
-       * barriers allowed by glMemoryBarrierByRegion should be activated."
-       */
-      if (barriers == GL_ALL_BARRIER_BITS) {
-         ctx->Driver.MemoryBarrier(ctx, all_allowed_bits);
-         return;
-      }
-
-      /* From section 7.11.2 of the OpenGL ES 3.1 specification:
-       *
-       *    "An INVALID_VALUE error is generated if barriers is not the special
-       *     value ALL_BARRIER_BITS, and has any bits set other than those
-       *     described above."
-       */
-      if ((barriers & ~all_allowed_bits) != 0) {
-         _mesa_error(ctx, GL_INVALID_VALUE,
-                     "glMemoryBarrierByRegion(unsupported barrier bit");
-      }
-
-      ctx->Driver.MemoryBarrier(ctx, barriers);
-   }
-}
diff --git a/src/mesa/main/shaderimage.h b/src/mesa/main/shaderimage.h
index 85193e1..2cf0b0a 100644
--- a/src/mesa/main/shaderimage.h
+++ b/src/mesa/main/shaderimage.h
@@ -87,12 +87,6 @@ _mesa_BindImageTexture(GLuint unit, GLuint texture, GLint level,
 void GLAPIENTRY
 _mesa_BindImageTextures(GLuint first, GLsizei count, const GLuint *textures);
 
-void GLAPIENTRY
-_mesa_MemoryBarrier(GLbitfield barriers);
-
-void GLAPIENTRY
-_mesa_MemoryBarrierByRegion(GLbitfield barriers);
-
 #ifdef __cplusplus
 }
 #endif