[PATCH v10 03/10] tests: Test constant propagation through swizzles.

[Francisco Casas]

From: Francisco Casas

The Load() method offsets are used for these tests since these must
solve to constants in order to pass.
---
 Makefile.am                             |  1 +
 tests/swizzle-constant-prop.shader_test | 63 +++++++++++++++++++++++++
 2 files changed, 64 insertions(+)
 create mode 100644 tests/swizzle-constant-prop.shader_test

diff --git a/Makefile.am b/Makefile.am
index 3a559581..f6e17d24 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -141,6 +141,7 @@ vkd3d_shader_tests = \
    tests/swizzle-5.shader_test \
    tests/swizzle-6.shader_test \
    tests/swizzle-7.shader_test \
+	tests/swizzle-constant-prop.shader_test \
    tests/texture-load.shader_test \
    tests/texture-load-offset.shader_test \
    tests/texture-load-typed.shader_test \
diff --git a/tests/swizzle-constant-prop.shader_test b/tests/swizzle-constant-prop.shader_test
new file mode 100644
index 00000000..2599983b
--- /dev/null
+++ b/tests/swizzle-constant-prop.shader_test
@@ -0,0 +1,63 @@
+% The texel offset argument to Load() must resolve to a constant integer;
+% make sure that we can do so.
+
+[require]
+shader model >= 4.0
+
+
+[texture 0]
+size (4, 4)
+ 1  1  1  1    2  2  2  2    3  3  3  3    4  4  4  4
+ 5  5  5  5    6  6  6  6    7  7  7  7    8  8  8  8
+ 9  9  9  9   10 10 10 10   11 11 11 11   12 12 12 12
[phone]   14 14 14 14   14 15 15 15   16 16 16 16
+
+
+[pixel shader todo]
+Texture2D tex;
+uniform int i;
+
+float4 main() : sv_target
+{
+    int4 a = {1, 2, i, i};
+    return 100 * a + tex.Load(int3(0, 0, 0), a.xy);
+}
+
+[test]
+uniform 0 int 4
+todo draw quad
+todo probe all rgba (110, 210, 410, 410)
+
+
+[pixel shader todo]
+Texture2D tex;
+uniform int i;
+
+float4 main() : sv_target
+{
+    int4 a = {0, 1, 2, i};
+    int4 b = a.yxww;
+    int3 c = b.wyx;
+    return 100 * b + tex.Load(int3(0, 0, 0), c.yz);
+}
+
+[test]
+uniform 0 int 3
+todo draw quad
+todo probe all rgba (105, 5, 305, 305)
+
+
+[pixel shader todo]
+Texture2D tex;
+uniform int i;
+
+float4 main() : sv_target
+{
+    int4 a = {1, 2, 3, i};
+    return tex.Load(int3(0, 0, 0), a.wzxx.yxw.zx);
+}
+
+[test]
+uniform 0 int 1
+todo draw quad
+todo probe all rgba (14.0, 14.0, 14.0, 14.0)