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authorMichal Krol <michal@vmware.com>2009-12-12 16:48:32 +0100
committerMichal Krol <michal@vmware.com>2009-12-12 16:48:32 +0100
commita3eb0f718e19653a2ad8e49396c904183be456f3 (patch)
tree0092574c469ea586a6cab8b8ebb7ac62b8221a2a /src/mesa/drivers/dri/r300/compiler/radeon_swizzle.h
parent491f384c3958067e6c4c994041f5d8d413b806bc (diff)
parent784cca9fa527de771754d76545970f78094b9adf (diff)
Merge branch 'master' into glsl-pp-rework-2
Conflicts: progs/perf/drawoverhead.c progs/perf/teximage.c progs/perf/vbo.c progs/perf/vertexrate.c src/mesa/shader/slang/library/slang_common_builtin_gc.h
Diffstat (limited to 'src/mesa/drivers/dri/r300/compiler/radeon_swizzle.h')
-rw-r--r--src/mesa/drivers/dri/r300/compiler/radeon_swizzle.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_swizzle.h b/src/mesa/drivers/dri/r300/compiler/radeon_swizzle.h
new file mode 100644
index 0000000000..c81d5f7a5e
--- /dev/null
+++ b/src/mesa/drivers/dri/r300/compiler/radeon_swizzle.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2009 Nicolai Haehnle.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef RADEON_SWIZZLE_H
+#define RADEON_SWIZZLE_H
+
+#include "radeon_program.h"
+
+struct rc_swizzle_split {
+ unsigned char NumPhases;
+ unsigned char Phase[4];
+};
+
+/**
+ * Describe the swizzling capability of target hardware.
+ */
+struct rc_swizzle_caps {
+ /**
+ * Check whether the given swizzle, absolute and negate combination
+ * can be implemented natively by the hardware for this opcode.
+ *
+ * \return 1 if the swizzle is native for the given opcode
+ */
+ int (*IsNative)(rc_opcode opcode, struct rc_src_register reg);
+
+ /**
+ * Determine how to split access to the masked channels of the
+ * given source register to obtain ALU-native swizzles.
+ */
+ void (*Split)(struct rc_src_register reg, unsigned int mask, struct rc_swizzle_split * split);
+};
+
+#endif /* RADEON_SWIZZLE_H */