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llvmpipe: Add test cases for pixels.

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Actually some of this test cases need more testing...
This commit is contained in:
José Fonseca 2009-07-27 23:18:44 +01:00
parent 899bee2788
commit 3ef44746fe
1 changed files with 95 additions and 42 deletions
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137
src/gallium/drivers/llvmpipe/lp_bld_test.c
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@ -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 0;
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 ret;
}