Mesa (gallium-llvmpipe): llvmpipe: Add test cases for pixels.
Jose Fonseca
jrfonseca at kemper.freedesktop.org
Mon Jul 27 22:18:49 UTC 2009
Module: Mesa
Branch: gallium-llvmpipe
Commit: 84f64b37b1bd917a068fb276147301e94a5b56bd
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=84f64b37b1bd917a068fb276147301e94a5b56bd
Author: José Fonseca <jfonseca at vmware.com>
Date: Mon Jul 27 23:18:44 2009 +0100
llvmpipe: Add test cases for pixels.
Actually some of this test cases need more testing...
---
src/gallium/drivers/llvmpipe/lp_bld_test.c | 137 +++++++++++++++++++---------
1 files changed, 95 insertions(+), 42 deletions(-)
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_test.c b/src/gallium/drivers/llvmpipe/lp_bld_test.c
index 5325b7d..309eb7c 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_test.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_test.c
@@ -35,9 +35,57 @@
#include <llvm-c/Target.h>
#include <llvm-c/Transforms/Scalar.h>
+#include "util/u_format.h"
+
#include "lp_bld.h"
+struct pixel_test_case
+{
+ enum pipe_format format;
+ uint32_t packed;
+ double unpacked[4];
+};
+
+
+struct pixel_test_case test_cases[] =
+{
+ {PIPE_FORMAT_R5G6B5_UNORM, 0x0000, {0.0, 0.0, 0.0, 1.0}},
+ {PIPE_FORMAT_R5G6B5_UNORM, 0x001f, {0.0, 0.0, 1.0, 1.0}},
+ {PIPE_FORMAT_R5G6B5_UNORM, 0x07e0, {0.0, 1.0, 0.0, 1.0}},
+ {PIPE_FORMAT_R5G6B5_UNORM, 0xf800, {1.0, 0.0, 0.0, 1.0}},
+ {PIPE_FORMAT_R5G6B5_UNORM, 0xffff, {1.0, 1.0, 1.0, 1.0}},
+
+ {PIPE_FORMAT_A1R5G5B5_UNORM, 0x0000, {0.0, 0.0, 0.0, 0.0}},
+ {PIPE_FORMAT_A1R5G5B5_UNORM, 0x001f, {0.0, 0.0, 1.0, 0.0}},
+ {PIPE_FORMAT_A1R5G5B5_UNORM, 0x03e0, {0.0, 1.0, 0.0, 0.0}},
+ {PIPE_FORMAT_A1R5G5B5_UNORM, 0x7c00, {1.0, 0.0, 0.0, 0.0}},
+ {PIPE_FORMAT_A1R5G5B5_UNORM, 0x8000, {0.0, 0.0, 0.0, 1.0}},
+ {PIPE_FORMAT_A1R5G5B5_UNORM, 0xffff, {1.0, 1.0, 1.0, 1.0}},
+
+ {PIPE_FORMAT_A8R8G8B8_UNORM, 0x00000000, {0.0, 0.0, 0.0, 0.0}},
+ {PIPE_FORMAT_A8R8G8B8_UNORM, 0x000000ff, {0.0, 0.0, 1.0, 0.0}},
+ {PIPE_FORMAT_A8R8G8B8_UNORM, 0x0000ff00, {0.0, 1.0, 0.0, 0.0}},
+ {PIPE_FORMAT_A8R8G8B8_UNORM, 0x00ff0000, {1.0, 0.0, 0.0, 0.0}},
+ {PIPE_FORMAT_A8R8G8B8_UNORM, 0xff000000, {0.0, 0.0, 0.0, 1.0}},
+ {PIPE_FORMAT_A8R8G8B8_UNORM, 0xffffffff, {1.0, 1.0, 1.0, 1.0}},
+
+ {PIPE_FORMAT_R8G8B8A8_UNORM, 0x00000000, {0.0, 0.0, 0.0, 0.0}},
+ {PIPE_FORMAT_R8G8B8A8_UNORM, 0x000000ff, {0.0, 0.0, 0.0, 1.0}},
+ {PIPE_FORMAT_R8G8B8A8_UNORM, 0x0000ff00, {0.0, 0.0, 1.0, 0.0}},
+ {PIPE_FORMAT_R8G8B8A8_UNORM, 0x00ff0000, {0.0, 1.0, 0.0, 0.0}},
+ {PIPE_FORMAT_R8G8B8A8_UNORM, 0xff000000, {1.0, 0.0, 0.0, 0.0}},
+ {PIPE_FORMAT_R8G8B8A8_UNORM, 0xffffffff, {1.0, 1.0, 1.0, 1.0}},
+
+ {PIPE_FORMAT_B8G8R8A8_UNORM, 0x00000000, {0.0, 0.0, 0.0, 0.0}},
+ {PIPE_FORMAT_B8G8R8A8_UNORM, 0x000000ff, {0.0, 0.0, 0.0, 1.0}},
+ {PIPE_FORMAT_B8G8R8A8_UNORM, 0x0000ff00, {1.0, 0.0, 0.0, 0.0}},
+ {PIPE_FORMAT_B8G8R8A8_UNORM, 0x00ff0000, {0.0, 1.0, 0.0, 0.0}},
+ {PIPE_FORMAT_B8G8R8A8_UNORM, 0xff000000, {0.0, 0.0, 1.0, 0.0}},
+ {PIPE_FORMAT_B8G8R8A8_UNORM, 0xffffffff, {1.0, 1.0, 1.0, 1.0}},
+};
+
+
static LLVMValueRef
add_unpack_rgba_test(LLVMModuleRef module,
enum pipe_format format)
@@ -103,22 +151,19 @@ add_pack_rgba_test(LLVMModuleRef module,
}
-int main(int argc, char **argv)
+static boolean
+test_format(const struct pixel_test_case *test)
{
char *error = NULL;
- int n;
-
- if (argc > 1)
- sscanf(argv[1], "%x", &n);
- else
- n = 0x0000f0f0;
+ const struct util_format_description *desc;
+
+ desc = util_format_description(test->format);
+ fprintf(stderr, "%s\n", desc->name);
LLVMModuleRef module = LLVMModuleCreateWithName("test");
- enum pipe_format format;
- format = PIPE_FORMAT_R5G6B5_UNORM;
- LLVMValueRef unpack = add_unpack_rgba_test(module, format);
- LLVMValueRef pack = add_pack_rgba_test(module, format);
+ LLVMValueRef unpack = add_unpack_rgba_test(module, test->format);
+ LLVMValueRef pack = add_pack_rgba_test(module, test->format);
LLVMVerifyModule(module, LLVMAbortProcessAction, &error);
LLVMDisposeMessage(error);
@@ -145,55 +190,63 @@ int main(int argc, char **argv)
LLVMAddGVNPass(pass);
LLVMAddCFGSimplificationPass(pass);
LLVMRunPassManager(pass, module);
-#endif
LLVMDumpModule(module);
+#endif
- printf("Packed: %08x\n", n);
- float rgba[4] = {0, 0, 0, 0};
+ float unpacked[4] = {0, 0, 0, 0};
+ unsigned packed = 0;
{
-#if 1
- typedef void (*unpack_ptr_t)(void *, float *);
+ typedef void (*unpack_ptr_t)(const void *, float *);
unpack_ptr_t unpack_ptr = (unpack_ptr_t)LLVMGetPointerToGlobal(engine, unpack);
- unpack_ptr(&n, rgba);
-#else
- LLVMGenericValueRef exec_args[] = {
- LLVMCreateGenericValueOfPointer(n),
- LLVMCreateGenericValueOfPointer(rgba)
- };
- LLVMGenericValueRef exec_res = LLVMRunFunction(engine, unpack, 2, exec_args);
-#endif
+ unpack_ptr(&test->packed, unpacked);
- printf("Unpacked: %f %f %f %f\n",
- rgba[0],
- rgba[1],
- rgba[2],
- rgba[3]);
}
- n = 0;
{
-#if 1
- typedef void (*pack_ptr_t)(void *, float *);
+ typedef void (*pack_ptr_t)(void *, const float *);
pack_ptr_t pack_ptr = (pack_ptr_t)LLVMGetPointerToGlobal(engine, pack);
- pack_ptr(&n, rgba);
-#else
- LLVMGenericValueRef exec_args[] = {
- LLVMCreateGenericValueOfPointer(n),
- LLVMCreateGenericValueOfPointer(rgba)
- };
- LLVMGenericValueRef exec_res = LLVMRunFunction(engine, pack, 2, exec_args);
-#endif
+ pack_ptr(&packed, unpacked);
- printf("Packed: %08x\n", n);
+ }
+
+ boolean success = TRUE;
+ unsigned i;
+ if(test->packed != packed)
+ success = FALSE;
+ for(i = 0; i < 4; ++i)
+ if(test->unpacked[i] != unpacked[i])
+ success = FALSE;
+
+ if (!success) {
+ printf("FAILED\n");
+ printf(" Packed: %08x\n", test->packed);
+ printf(" %08x\n", packed);
+ printf(" Unpacked: %f %f %f %f\n", unpacked[0], unpacked[1], unpacked[2], unpacked[3]);
+ printf(" %f %f %f %f\n", test->unpacked[0], test->unpacked[1], test->unpacked[2], test->unpacked[3]);
+ LLVMDumpModule(module);
}
LLVMDisposePassManager(pass);
LLVMDisposeExecutionEngine(engine);
+ //LLVMDisposeModule(module);
+
+ return success;
+}
+
+
+int main(int argc, char **argv)
+{
+ unsigned i;
+ int ret;
+
+ for (i = 0; i < sizeof(test_cases)/sizeof(test_cases[0]); ++i)
+ if(!test_format(&test_cases[i]))
+ ret = 1;
- return 0;
+ return ret;
}
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