fontconfig mesa git update 5 Mar 2015

13 files changed, 116 insertions, 29 deletions

diff --git a/mesalib/src/mesa/tnl/t_context.c b/mesalib/src/mesa/tnl/t_context.c
index eb5bae41d..bc705d7a3 100644
--- a/mesalib/src/mesa/tnl/t_context.c
+++ b/mesalib/src/mesa/tnl/t_context.c
@@ -130,7 +130,7 @@ _tnl_InvalidateState( struct gl_context *ctx, GLuint new_state )
    GLuint i;
 
    if (new_state & (_NEW_HINT | _NEW_PROGRAM)) {
-      ASSERT(tnl->AllowVertexFog || tnl->AllowPixelFog);
+      assert(tnl->AllowVertexFog || tnl->AllowPixelFog);
       tnl->_DoVertexFog = ((tnl->AllowVertexFog && (ctx->Hint.Fog != GL_NICEST))
          || !tnl->AllowPixelFog) && !fp;
    }
diff --git a/mesalib/src/mesa/tnl/t_draw.c b/mesalib/src/mesa/tnl/t_draw.c
index be3f059bb..60265d60b 100644
--- a/mesalib/src/mesa/tnl/t_draw.c
+++ b/mesalib/src/mesa/tnl/t_draw.c
@@ -25,6 +25,8 @@
  *    Keith Whitwell <keithw@vmware.com>
  */
 
+#include <stdio.h>
+
 #include "main/glheader.h"
 #include "main/bufferobj.h"
 #include "main/condrender.h"
diff --git a/mesalib/src/mesa/tnl/t_pipeline.c b/mesalib/src/mesa/tnl/t_pipeline.c
index 78508aecf..0adbef012 100644
--- a/mesalib/src/mesa/tnl/t_pipeline.c
+++ b/mesalib/src/mesa/tnl/t_pipeline.c
@@ -112,6 +112,84 @@ static GLuint check_output_changes( struct gl_context *ctx )
 #endif
 }
 
+/**
+ * START/END_FAST_MATH macros:
+ *
+ * START_FAST_MATH: Set x86 FPU to faster, 32-bit precision mode (and save
+ *                  original mode to a temporary).
+ * END_FAST_MATH: Restore x86 FPU to original mode.
+ */
+#if defined(__GNUC__) && defined(__i386__)
+/*
+ * Set the x86 FPU control word to guarentee only 32 bits of precision
+ * are stored in registers.  Allowing the FPU to store more introduces
+ * differences between situations where numbers are pulled out of memory
+ * vs. situations where the compiler is able to optimize register usage.
+ *
+ * In the worst case, we force the compiler to use a memory access to
+ * truncate the float, by specifying the 'volatile' keyword.
+ */
+/* Hardware default: All exceptions masked, extended double precision,
+ * round to nearest (IEEE compliant):
+ */
+#define DEFAULT_X86_FPU		0x037f
+/* All exceptions masked, single precision, round to nearest:
+ */
+#define FAST_X86_FPU		0x003f
+/* The fldcw instruction will cause any pending FP exceptions to be
+ * raised prior to entering the block, and we clear any pending
+ * exceptions before exiting the block.  Hence, asm code has free
+ * reign over the FPU while in the fast math block.
+ */
+#if defined(NO_FAST_MATH)
+#define START_FAST_MATH(x)						\
+do {									\
+   static GLuint mask = DEFAULT_X86_FPU;				\
+   __asm__ ( "fnstcw %0" : "=m" (*&(x)) );				\
+   __asm__ ( "fldcw %0" : : "m" (mask) );				\
+} while (0)
+#else
+#define START_FAST_MATH(x)						\
+do {									\
+   static GLuint mask = FAST_X86_FPU;					\
+   __asm__ ( "fnstcw %0" : "=m" (*&(x)) );				\
+   __asm__ ( "fldcw %0" : : "m" (mask) );				\
+} while (0)
+#endif
+/* Restore original FPU mode, and clear any exceptions that may have
+ * occurred in the FAST_MATH block.
+ */
+#define END_FAST_MATH(x)						\
+do {									\
+   __asm__ ( "fnclex ; fldcw %0" : : "m" (*&(x)) );			\
+} while (0)
+
+#elif defined(_MSC_VER) && defined(_M_IX86)
+#define DEFAULT_X86_FPU		0x037f /* See GCC comments above */
+#define FAST_X86_FPU		0x003f /* See GCC comments above */
+#if defined(NO_FAST_MATH)
+#define START_FAST_MATH(x) do {\
+	static GLuint mask = DEFAULT_X86_FPU;\
+	__asm fnstcw word ptr [x]\
+	__asm fldcw word ptr [mask]\
+} while(0)
+#else
+#define START_FAST_MATH(x) do {\
+	static GLuint mask = FAST_X86_FPU;\
+	__asm fnstcw word ptr [x]\
+	__asm fldcw word ptr [mask]\
+} while(0)
+#endif
+#define END_FAST_MATH(x) do {\
+	__asm fnclex\
+	__asm fldcw word ptr [x]\
+} while(0)
+
+#else
+#define START_FAST_MATH(x)  x = 0
+#define END_FAST_MATH(x)  (void)(x)
+#endif
+
 
 void _tnl_run_pipeline( struct gl_context *ctx )
 {
diff --git a/mesalib/src/mesa/tnl/t_rasterpos.c b/mesalib/src/mesa/tnl/t_rasterpos.c
index 2f52bb306..9ecf947df 100644
--- a/mesalib/src/mesa/tnl/t_rasterpos.c
+++ b/mesalib/src/mesa/tnl/t_rasterpos.c
@@ -23,6 +23,7 @@
  */
 
 
+#include "c99_math.h"
 #include "main/glheader.h"
 #include "main/colormac.h"
 #include "main/feedback.h"
@@ -271,7 +272,7 @@ compute_texgen(struct gl_context *ctx, const GLfloat vObj[4], const GLfloat vEye
    rz = u[2] - normal[2] * two_nu;
    m = rx * rx + ry * ry + (rz + 1.0F) * (rz + 1.0F);
    if (m > 0.0F)
-      mInv = 0.5F * INV_SQRTF(m);
+      mInv = 0.5F * (1.0f / sqrtf(m));
    else
       mInv = 0.0F;
 
diff --git a/mesalib/src/mesa/tnl/t_vb_cliptmp.h b/mesalib/src/mesa/tnl/t_vb_cliptmp.h
index 7dafb83cf..12181f085 100644
--- a/mesalib/src/mesa/tnl/t_vb_cliptmp.h
+++ b/mesalib/src/mesa/tnl/t_vb_cliptmp.h
@@ -155,7 +155,7 @@ TAG(clip_line)( struct gl_context *ctx, GLuint v0, GLuint v1, GLubyte mask )
       newvert++;
    }
    else {
-      ASSERT(t0 == 0.0);
+      assert(t0 == 0.0);
    }
 
    /* Note: we need to use vertex v0_orig when computing the new
@@ -174,7 +174,7 @@ TAG(clip_line)( struct gl_context *ctx, GLuint v0, GLuint v1, GLubyte mask )
       newvert++;
    }
    else {
-      ASSERT(t1 == 0.0);
+      assert(t1 == 0.0);
    }
 
    tnl->Driver.Render.ClippedLine( ctx, v0, v1 );
@@ -239,7 +239,7 @@ TAG(clip_tri)( struct gl_context *ctx, GLuint v0, GLuint v1, GLuint v2, GLubyte
 
    if (ctx->Light.ShadeModel == GL_FLAT) {
       if (pv != inlist[0]) {
-	 ASSERT( inlist[0] >= VB->Count );
+	 assert( inlist[0] >= VB->Count );
 	 tnl->Driver.Render.CopyPV( ctx, inlist[0], pv );
       }
    }
@@ -302,7 +302,7 @@ TAG(clip_quad)( struct gl_context *ctx, GLuint v0, GLuint v1, GLuint v2, GLuint
 
    if (ctx->Light.ShadeModel == GL_FLAT) {
       if (pv != inlist[0]) {
-	 ASSERT( inlist[0] >= VB->Count );
+	 assert( inlist[0] >= VB->Count );
 	 tnl->Driver.Render.CopyPV( ctx, inlist[0], pv );
       }
    }
diff --git a/mesalib/src/mesa/tnl/t_vb_fog.c b/mesalib/src/mesa/tnl/t_vb_fog.c
index ab7901edb..3626f1da3 100644
--- a/mesalib/src/mesa/tnl/t_vb_fog.c
+++ b/mesalib/src/mesa/tnl/t_vb_fog.c
@@ -26,6 +26,7 @@
  */
 
 
+#include "c99_math.h"
 #include "main/glheader.h"
 #include "main/colormac.h"
 #include "main/macros.h"
@@ -78,7 +79,7 @@ init_static_data( void )
    GLfloat f = 0.0F;
    GLint i = 0;
    for ( ; i < FOG_EXP_TABLE_SIZE ; i++, f += FOG_INCR) {
-      exp_table[i] = EXPF(-f);
+      exp_table[i] = expf(-f);
    }
    inited = 1;
 }
@@ -186,7 +187,7 @@ run_fog_stage(struct gl_context *ctx, struct tnl_pipeline_stage *stage)
 	    NOTE should avoid going through array twice */
 	 coord = input->start;
 	 for (i = 0; i < input->count; i++) {
-	    *coord = FABSF(*coord);
+	    *coord = fabsf(*coord);
 	    STRIDE_F(coord, input->stride);
 	 }
       }
@@ -201,7 +202,7 @@ run_fog_stage(struct gl_context *ctx, struct tnl_pipeline_stage *stage)
 	 input->count = VB->EyePtr->count;
 	 coord = VB->EyePtr->start;
 	 for (i = 0 ; i < VB->EyePtr->count; i++) {
-	    input->data[i][0] = FABSF(coord[2]);
+	    input->data[i][0] = fabsf(coord[2]);
 	    STRIDE_F(coord, VB->EyePtr->stride);
 	 }
       }
diff --git a/mesalib/src/mesa/tnl/t_vb_light.c b/mesalib/src/mesa/tnl/t_vb_light.c
index f6884a464..7781b6a6c 100644
--- a/mesalib/src/mesa/tnl/t_vb_light.c
+++ b/mesalib/src/mesa/tnl/t_vb_light.c
@@ -23,7 +23,7 @@
  */
 
 
-
+#include "c99_math.h"
 #include "main/glheader.h"
 #include "main/colormac.h"
 #include "main/light.h"
@@ -123,7 +123,7 @@ validate_shine_table( struct gl_context *ctx, GLuint side, GLfloat shininess )
    struct tnl_shine_tab *list = tnl->_ShineTabList;
    struct tnl_shine_tab *s;
 
-   ASSERT(side < 2);
+   assert(side < 2);
 
    foreach(s, list)
       if ( s->shininess == shininess )
diff --git a/mesalib/src/mesa/tnl/t_vb_points.c b/mesalib/src/mesa/tnl/t_vb_points.c
index 5f6c25857..0f8578daa 100644
--- a/mesalib/src/mesa/tnl/t_vb_points.c
+++ b/mesalib/src/mesa/tnl/t_vb_points.c
@@ -25,6 +25,7 @@
  *    Brian Paul
  */
 
+#include "c99_math.h"
 #include "main/glheader.h"
 #include "main/mtypes.h"
 #include "main/dd.h"
@@ -62,9 +63,9 @@ run_point_stage(struct gl_context *ctx, struct tnl_pipeline_stage *stage)
       GLuint i;
 
       for (i = 0; i < VB->Count; i++) {
-         const GLfloat dist = FABSF(*eyeCoord);
+         const GLfloat dist = fabsf(*eyeCoord);
          const GLfloat q = p0 + dist * (p1 + dist * p2);
-         const GLfloat atten = (q != 0.0F) ? INV_SQRTF(q) : 1.0F;
+         const GLfloat atten = (q != 0.0F) ? (1.0f / sqrtf(q)) : 1.0F;
          size[i][0] = pointSize * atten; /* clamping done in rasterization */
          eyeCoord += eyeCoordStride;
       }
diff --git a/mesalib/src/mesa/tnl/t_vb_program.c b/mesalib/src/mesa/tnl/t_vb_program.c
index d08abe7c2..464a4cddd 100644
--- a/mesalib/src/mesa/tnl/t_vb_program.c
+++ b/mesalib/src/mesa/tnl/t_vb_program.c
@@ -392,7 +392,7 @@ run_vp( struct gl_context *ctx, struct tnl_pipeline_stage *stage )
          store->results[VARYING_SLOT_FOGC].data[i][3] = 1.0;
       }
 #ifdef NAN_CHECK
-      ASSERT(machine->Outputs[0][3] != 0.0F);
+      assert(machine->Outputs[0][3] != 0.0F);
 #endif
 #if 0
       printf("HPOS: %f %f %f %f\n",
diff --git a/mesalib/src/mesa/tnl/t_vb_render.c b/mesalib/src/mesa/tnl/t_vb_render.c
index aff5b9a68..4960ac096 100644
--- a/mesalib/src/mesa/tnl/t_vb_render.c
+++ b/mesalib/src/mesa/tnl/t_vb_render.c
@@ -38,6 +38,7 @@
  */
 
 
+#include <stdio.h>
 #include "main/glheader.h"
 #include "main/context.h"
 #include "main/enums.h"
@@ -271,22 +272,22 @@ static GLboolean run_render( struct gl_context *ctx,
     * that window coordinates are guarenteed not to change before
     * rendering.
     */
-   ASSERT(tnl->Driver.Render.Start);
+   assert(tnl->Driver.Render.Start);
 
    tnl->Driver.Render.Start( ctx );
 
-   ASSERT(tnl->Driver.Render.BuildVertices);
-   ASSERT(tnl->Driver.Render.PrimitiveNotify);
-   ASSERT(tnl->Driver.Render.Points);
-   ASSERT(tnl->Driver.Render.Line);
-   ASSERT(tnl->Driver.Render.Triangle);
-   ASSERT(tnl->Driver.Render.Quad);
-   ASSERT(tnl->Driver.Render.ResetLineStipple);
-   ASSERT(tnl->Driver.Render.Interp);
-   ASSERT(tnl->Driver.Render.CopyPV);
-   ASSERT(tnl->Driver.Render.ClippedLine);
-   ASSERT(tnl->Driver.Render.ClippedPolygon);
-   ASSERT(tnl->Driver.Render.Finish);
+   assert(tnl->Driver.Render.BuildVertices);
+   assert(tnl->Driver.Render.PrimitiveNotify);
+   assert(tnl->Driver.Render.Points);
+   assert(tnl->Driver.Render.Line);
+   assert(tnl->Driver.Render.Triangle);
+   assert(tnl->Driver.Render.Quad);
+   assert(tnl->Driver.Render.ResetLineStipple);
+   assert(tnl->Driver.Render.Interp);
+   assert(tnl->Driver.Render.CopyPV);
+   assert(tnl->Driver.Render.ClippedLine);
+   assert(tnl->Driver.Render.ClippedPolygon);
+   assert(tnl->Driver.Render.Finish);
 
    tnl->Driver.Render.BuildVertices( ctx, 0, VB->Count, ~0 );
 
diff --git a/mesalib/src/mesa/tnl/t_vb_texgen.c b/mesalib/src/mesa/tnl/t_vb_texgen.c
index 8f527e343..9a61ef2fe 100644
--- a/mesalib/src/mesa/tnl/t_vb_texgen.c
+++ b/mesalib/src/mesa/tnl/t_vb_texgen.c
@@ -116,7 +116,7 @@ static void build_m3( GLfloat f[][3], GLfloat m[],
       fz = f[i][2] = u[2] - norm[2] * two_nu;
       m[i] = fx * fx + fy * fy + (fz + 1.0F) * (fz + 1.0F);
       if (m[i] != 0.0F) {
-	 m[i] = 0.5F * INV_SQRTF(m[i]);
+	 m[i] = 0.5F * (1.0f / sqrtf(m[i]));
       }
    }
 }
@@ -145,7 +145,7 @@ static void build_m2( GLfloat f[][3], GLfloat m[],
       fz = f[i][2] = u[2] - norm[2] * two_nu;
       m[i] = fx * fx + fy * fy + (fz + 1.0F) * (fz + 1.0F);
       if (m[i] != 0.0F) {
-	 m[i] = 0.5F * INV_SQRTF(m[i]);
+	 m[i] = 0.5F * (1.0f / sqrtf(m[i]));
       }
    }
 }
diff --git a/mesalib/src/mesa/tnl/t_vertex.c b/mesalib/src/mesa/tnl/t_vertex.c
index 90b97a092..369d6d945 100644
--- a/mesalib/src/mesa/tnl/t_vertex.c
+++ b/mesalib/src/mesa/tnl/t_vertex.c
@@ -25,6 +25,7 @@
  *    Keith Whitwell <keithw@vmware.com>
  */
 
+#include <stdio.h>
 #include "main/glheader.h"
 #include "main/context.h"
 #include "main/colormac.h"
diff --git a/mesalib/src/mesa/tnl/t_vertex_sse.c b/mesalib/src/mesa/tnl/t_vertex_sse.c
index 93128fbe6..963432c48 100644
--- a/mesalib/src/mesa/tnl/t_vertex_sse.c
+++ b/mesalib/src/mesa/tnl/t_vertex_sse.c
@@ -25,6 +25,8 @@
  *    Keith Whitwell <keithw@vmware.com>
  */
 
+#include <stdio.h>
+
 #include "main/glheader.h"
 #include "main/context.h"
 #include "main/colormac.h"