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gallium: add tests for PIPE_FORMAT_{X1,A1}B5G5R5_UNORM formats
[mesa.git] / src / gallium / auxiliary / util / u_format_tests.c
diff --git a/src/gallium/auxiliary/util/u_format_tests.c b/src/gallium/auxiliary/util/u_format_tests.c
index 457fda6c8996c9e44416d573b4a320e64326f8bf..9c9a5838d176fc9cea7e96a17f646270dafd67ba 100644 (file)
--- a/src/gallium/auxiliary/util/u_format_tests.c
+++ b/src/gallium/auxiliary/util/u_format_tests.c
@@ -26,6 +26,7 @@
  **************************************************************************/
 
 
+#include <math.h>
 #include <float.h>
 
 #include "pipe/p_config.h"
@@ -66,9 +67,6 @@
        {{ 0,  0,  0,  0}, { 0,  0,  0,  0}, {0, 0, 0, 0}, {0, 0, 0, 0}}}
 
 
-#define NAN (0.0 / 0.0)
-#define INF (1.0 / 0.0)
-
 /**
  * Test cases.
  *
@@ -142,6 +140,12 @@ util_format_test_cases[] =
    {PIPE_FORMAT_R10G10B10A2_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xc0000000), UNPACKED_1x1(0.0, 0.0, 0.0, 1.0)},
    {PIPE_FORMAT_R10G10B10A2_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xffffffff), UNPACKED_1x1(1.0, 1.0, 1.0, 1.0)},
 
+   {PIPE_FORMAT_R10G10B10X2_UNORM, PACKED_1x32(0x3fffffff), PACKED_1x32(0x00000000), UNPACKED_1x1(0.0, 0.0, 0.0, 1.0)},
+   {PIPE_FORMAT_R10G10B10X2_UNORM, PACKED_1x32(0x3fffffff), PACKED_1x32(0x000003ff), UNPACKED_1x1(1.0, 0.0, 0.0, 1.0)},
+   {PIPE_FORMAT_R10G10B10X2_UNORM, PACKED_1x32(0x3fffffff), PACKED_1x32(0x000ffc00), UNPACKED_1x1(0.0, 1.0, 0.0, 1.0)},
+   {PIPE_FORMAT_R10G10B10X2_UNORM, PACKED_1x32(0x3fffffff), PACKED_1x32(0x3ff00000), UNPACKED_1x1(0.0, 0.0, 1.0, 1.0)},
+   {PIPE_FORMAT_R10G10B10X2_UNORM, PACKED_1x32(0x3fffffff), PACKED_1x32(0x3fffffff), UNPACKED_1x1(1.0, 1.0, 1.0, 1.0)},
+
    {PIPE_FORMAT_B10G10R10A2_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), UNPACKED_1x1(0.0, 0.0, 0.0, 0.0)},
    {PIPE_FORMAT_B10G10R10A2_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x000003ff), UNPACKED_1x1(0.0, 0.0, 1.0, 0.0)},
    {PIPE_FORMAT_B10G10R10A2_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x000ffc00), UNPACKED_1x1(0.0, 1.0, 0.0, 0.0)},
@@ -166,6 +170,19 @@ util_format_test_cases[] =
    {PIPE_FORMAT_B5G5R5A1_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x8000), UNPACKED_1x1(0.0, 0.0, 0.0, 1.0)},
    {PIPE_FORMAT_B5G5R5A1_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xffff), UNPACKED_1x1(1.0, 1.0, 1.0, 1.0)},
 
+   {PIPE_FORMAT_X1B5G5R5_UNORM, PACKED_1x16(0xfffe), PACKED_1x16(0x0000), UNPACKED_1x1(0.0, 0.0, 0.0, 1.0)},
+   {PIPE_FORMAT_X1B5G5R5_UNORM, PACKED_1x16(0xfffe), PACKED_1x16(0x003e), UNPACKED_1x1(0.0, 0.0, 1.0, 1.0)},
+   {PIPE_FORMAT_X1B5G5R5_UNORM, PACKED_1x16(0xfffe), PACKED_1x16(0x07c0), UNPACKED_1x1(0.0, 1.0, 0.0, 1.0)},
+   {PIPE_FORMAT_X1B5G5R5_UNORM, PACKED_1x16(0xfffe), PACKED_1x16(0xf800), UNPACKED_1x1(1.0, 0.0, 0.0, 1.0)},
+   {PIPE_FORMAT_X1B5G5R5_UNORM, PACKED_1x16(0xfffe), PACKED_1x16(0xfffe), UNPACKED_1x1(1.0, 1.0, 1.0, 1.0)},
+
+   {PIPE_FORMAT_A1B5G5R5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x0000), UNPACKED_1x1(0.0, 0.0, 0.0, 0.0)},
+   {PIPE_FORMAT_A1B5G5R5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x003e), UNPACKED_1x1(0.0, 0.0, 1.0, 0.0)},
+   {PIPE_FORMAT_A1B5G5R5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x07c0), UNPACKED_1x1(0.0, 1.0, 0.0, 0.0)},
+   {PIPE_FORMAT_A1B5G5R5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xf800), UNPACKED_1x1(1.0, 0.0, 0.0, 0.0)},
+   {PIPE_FORMAT_A1B5G5R5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x0001), UNPACKED_1x1(0.0, 0.0, 0.0, 1.0)},
+   {PIPE_FORMAT_A1B5G5R5_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xffff), UNPACKED_1x1(1.0, 1.0, 1.0, 1.0)},
+
    {PIPE_FORMAT_B4G4R4X4_UNORM, PACKED_1x16(0x0fff), PACKED_1x16(0x0000), UNPACKED_1x1(0.0, 0.0, 0.0, 1.0)},
    {PIPE_FORMAT_B4G4R4X4_UNORM, PACKED_1x16(0x0fff), PACKED_1x16(0x000f), UNPACKED_1x1(0.0, 0.0, 1.0, 1.0)},
    {PIPE_FORMAT_B4G4R4X4_UNORM, PACKED_1x16(0x0fff), PACKED_1x16(0x00f0), UNPACKED_1x1(0.0, 1.0, 0.0, 1.0)},
@@ -885,8 +902,13 @@ util_format_test_cases[] =
    /* Minimum positive normal */
    {PIPE_FORMAT_R16_FLOAT, PACKED_1x16(0xffff), PACKED_1x16(0x0400), UNPACKED_1x1( 6.10352E-5, 0.0, 0.0, 1.0)},
 
+   /* XXX: Now that we disable denormals this test cases fails, except on
+    * IvyBridge processors which have intrinsics dedicated to half-float
+    * packing/unpacking. */
+#if 0
    /* Max denormal */
    {PIPE_FORMAT_R16_FLOAT, PACKED_1x16(0xffff), PACKED_1x16(0x03FF), UNPACKED_1x1( 6.09756E-5, 0.0, 0.0, 1.0)},
+#endif
 
    /* Minimum positive denormal */
    {PIPE_FORMAT_R16_FLOAT, PACKED_1x16(0xffff), PACKED_1x16(0x0001), UNPACKED_1x1( 5.96046E-8, 0.0, 0.0, 1.0)},
@@ -906,8 +928,8 @@ util_format_test_cases[] =
    {PIPE_FORMAT_R16_FLOAT, PACKED_1x16(0xffff), PACKED_1x16(0xffff), UNPACKED_1x1(       -NAN, 0.0, 0.0, 1.0)},
 
    /* Inf */
-   {PIPE_FORMAT_R16_FLOAT, PACKED_1x16(0xffff), PACKED_1x16(0x7c00), UNPACKED_1x1(        INF, 0.0, 0.0, 1.0)},
-   {PIPE_FORMAT_R16_FLOAT, PACKED_1x16(0xffff), PACKED_1x16(0xfc00), UNPACKED_1x1(       -INF, 0.0, 0.0, 1.0)},
+   {PIPE_FORMAT_R16_FLOAT, PACKED_1x16(0xffff), PACKED_1x16(0x7c00), UNPACKED_1x1(        INFINITY, 0.0, 0.0, 1.0)},
+   {PIPE_FORMAT_R16_FLOAT, PACKED_1x16(0xffff), PACKED_1x16(0xfc00), UNPACKED_1x1(       -INFINITY, 0.0, 0.0, 1.0)},
 
 #endif
 
@@ -1005,4 +1027,4 @@ util_format_test_cases[] =
 };
 
 
-const unsigned util_format_nr_test_cases = Elements(util_format_test_cases);
+const unsigned util_format_nr_test_cases = ARRAY_SIZE(util_format_test_cases);