gallium drivers: report that user vertex buffers are supported
[mesa.git] / src / gallium / drivers / llvmpipe / lp_test_format.c
index 13c3c3572d6cb5a42ce3b20fc0a14b06cb069317..6aca66dc700fed8326f467bb1137eaec9332fc70 100644 (file)
 
 #include <stdlib.h>
 #include <stdio.h>
+#include <float.h>
 
-#include "gallivm/lp_bld.h"
-#include <llvm-c/Analysis.h>
-#include <llvm-c/ExecutionEngine.h>
-#include <llvm-c/Target.h>
-#include <llvm-c/Transforms/Scalar.h>
-
-#include "util/u_cpu_detect.h"
+#include "util/u_memory.h"
+#include "util/u_pointer.h"
+#include "util/u_string.h"
 #include "util/u_format.h"
 #include "util/u_format_tests.h"
 #include "util/u_format_s3tc.h"
 
+#include "gallivm/lp_bld.h"
+#include "gallivm/lp_bld_debug.h"
 #include "gallivm/lp_bld_format.h"
+#include "gallivm/lp_bld_init.h"
+
 #include "lp_test.h"
 
 
@@ -68,123 +69,146 @@ write_tsv_row(FILE *fp,
 }
 
 
-typedef void (*fetch_ptr_t)(const void *packed, float *);
+typedef void
+(*fetch_ptr_t)(void *unpacked, const void *packed,
+               unsigned i, unsigned j);
 
 
 static LLVMValueRef
-add_fetch_rgba_test(LLVMModuleRef module,
-                    const struct util_format_description *desc)
+add_fetch_rgba_test(struct gallivm_state *gallivm, unsigned verbose,
+                    const struct util_format_description *desc,
+                    struct lp_type type)
 {
-   LLVMTypeRef args[2];
+   char name[256];
+   LLVMContextRef context = gallivm->context;
+   LLVMModuleRef module = gallivm->module;
+   LLVMBuilderRef builder = gallivm->builder;
+   LLVMPassManagerRef passmgr = gallivm->passmgr;
+   LLVMTypeRef args[4];
    LLVMValueRef func;
    LLVMValueRef packed_ptr;
+   LLVMValueRef offset = LLVMConstNull(LLVMInt32TypeInContext(context));
    LLVMValueRef rgba_ptr;
+   LLVMValueRef i;
+   LLVMValueRef j;
    LLVMBasicBlockRef block;
-   LLVMBuilderRef builder;
    LLVMValueRef rgba;
 
-   args[0] = LLVMPointerType(LLVMInt8Type(), 0);
-   args[1] = LLVMPointerType(LLVMVectorType(LLVMFloatType(), 4), 0);
+   util_snprintf(name, sizeof name, "fetch_%s_%s", desc->short_name,
+                 type.floating ? "float" : "unorm8");
 
-   func = LLVMAddFunction(module, "fetch", LLVMFunctionType(LLVMVoidType(), args, 2, 0));
+   args[0] = LLVMPointerType(lp_build_vec_type(gallivm, type), 0);
+   args[1] = LLVMPointerType(LLVMInt8TypeInContext(context), 0);
+   args[3] = args[2] = LLVMInt32TypeInContext(context);
+
+   func = LLVMAddFunction(module, name,
+                          LLVMFunctionType(LLVMVoidTypeInContext(context),
+                                           args, Elements(args), 0));
    LLVMSetFunctionCallConv(func, LLVMCCallConv);
-   packed_ptr = LLVMGetParam(func, 0);
-   rgba_ptr = LLVMGetParam(func, 1);
+   rgba_ptr = LLVMGetParam(func, 0);
+   packed_ptr = LLVMGetParam(func, 1);
+   i = LLVMGetParam(func, 2);
+   j = LLVMGetParam(func, 3);
 
-   block = LLVMAppendBasicBlock(func, "entry");
-   builder = LLVMCreateBuilder();
+   block = LLVMAppendBasicBlockInContext(context, func, "entry");
    LLVMPositionBuilderAtEnd(builder, block);
 
-   rgba = lp_build_fetch_rgba_aos(builder, desc, packed_ptr);
+   rgba = lp_build_fetch_rgba_aos(gallivm, desc, type,
+                                  packed_ptr, offset, i, j);
 
    LLVMBuildStore(builder, rgba, rgba_ptr);
 
    LLVMBuildRetVoid(builder);
 
-   LLVMDisposeBuilder(builder);
+   if (LLVMVerifyFunction(func, LLVMPrintMessageAction)) {
+      LLVMDumpValue(func);
+      abort();
+   }
+
+   LLVMRunFunctionPassManager(passmgr, func);
+
+   if (verbose >= 1) {
+      LLVMDumpValue(func);
+   }
+
    return func;
 }
 
 
 PIPE_ALIGN_STACK
 static boolean
-test_format(unsigned verbose, FILE *fp,
-            const struct util_format_description *desc,
-            const struct util_format_test_case *test)
+test_format_float(struct gallivm_state *gallivm, unsigned verbose, FILE *fp,
+                  const struct util_format_description *desc)
 {
-   LLVMModuleRef module = NULL;
    LLVMValueRef fetch = NULL;
-   LLVMExecutionEngineRef engine = NULL;
-   LLVMModuleProviderRef provider = NULL;
-   LLVMPassManagerRef pass = NULL;
-   char *error = NULL;
+   LLVMExecutionEngineRef engine = gallivm->engine;
    fetch_ptr_t fetch_ptr;
-   float unpacked[4];
-   boolean success;
-   unsigned i;
+   PIPE_ALIGN_VAR(16) float unpacked[4];
+   boolean first = TRUE;
+   boolean success = TRUE;
+   unsigned i, j, k, l;
+   void *f;
 
-   module = LLVMModuleCreateWithName("test");
+   fetch = add_fetch_rgba_test(gallivm, verbose, desc, lp_float32_vec4_type());
 
-   fetch = add_fetch_rgba_test(module, desc);
+   f = LLVMGetPointerToGlobal(engine, fetch);
+   fetch_ptr = (fetch_ptr_t) pointer_to_func(f);
 
-   if(LLVMVerifyModule(module, LLVMPrintMessageAction, &error)) {
-      LLVMDumpModule(module);
-      abort();
-   }
-   LLVMDisposeMessage(error);
-
-   provider = LLVMCreateModuleProviderForExistingModule(module);
-   if (LLVMCreateJITCompiler(&engine, provider, 1, &error)) {
-      fprintf(stderr, "%s\n", error);
-      LLVMDisposeMessage(error);
-      abort();
+   if (verbose >= 2) {
+      lp_disassemble(f);
    }
 
-#if 0
-   pass = LLVMCreatePassManager();
-   LLVMAddTargetData(LLVMGetExecutionEngineTargetData(engine), pass);
-   /* These are the passes currently listed in llvm-c/Transforms/Scalar.h,
-    * but there are more on SVN. */
-   LLVMAddConstantPropagationPass(pass);
-   LLVMAddInstructionCombiningPass(pass);
-   LLVMAddPromoteMemoryToRegisterPass(pass);
-   LLVMAddGVNPass(pass);
-   LLVMAddCFGSimplificationPass(pass);
-   LLVMRunPassManager(pass, module);
-#else
-   (void)pass;
-#endif
+   for (l = 0; l < util_format_nr_test_cases; ++l) {
+      const struct util_format_test_case *test = &util_format_test_cases[l];
 
-   fetch_ptr  = (fetch_ptr_t) LLVMGetPointerToGlobal(engine, fetch);
+      if (test->format == desc->format) {
 
-   memset(unpacked, 0, sizeof unpacked);
-
-   fetch_ptr(test->packed, unpacked);
+         if (first) {
+            printf("Testing %s (float) ...\n",
+                   desc->name);
+            first = FALSE;
+         }
 
-   success = TRUE;
-   for(i = 0; i < 4; ++i)
-      if(test->unpacked[0][0][i] != unpacked[i])
-         success = FALSE;
+         for (i = 0; i < desc->block.height; ++i) {
+            for (j = 0; j < desc->block.width; ++j) {
+               boolean match;
+
+               memset(unpacked, 0, sizeof unpacked);
+
+               fetch_ptr(unpacked, test->packed, j, i);
+
+               match = TRUE;
+               for(k = 0; k < 4; ++k)
+                  if (fabs((float)test->unpacked[i][j][k] - unpacked[k]) > FLT_EPSILON)
+                     match = FALSE;
+
+               if (!match) {
+                  printf("FAILED\n");
+                  printf("  Packed: %02x %02x %02x %02x\n",
+                         test->packed[0], test->packed[1], test->packed[2], test->packed[3]);
+                  printf("  Unpacked (%u,%u): %f %f %f %f obtained\n",
+                         j, i,
+                         unpacked[0], unpacked[1], unpacked[2], unpacked[3]);
+                  printf("                  %f %f %f %f expected\n",
+                         test->unpacked[i][j][0],
+                         test->unpacked[i][j][1],
+                         test->unpacked[i][j][2],
+                         test->unpacked[i][j][3]);
+                  success = FALSE;
+               }
+            }
+         }
+      }
+   }
 
    if (!success) {
-      printf("FAILED\n");
-      printf("  Packed: %02x %02x %02x %02x\n",
-             test->packed[0], test->packed[1], test->packed[2], test->packed[3]);
-      printf("  Unpacked: %f %f %f %f obtained\n",
-             unpacked[0], unpacked[1], unpacked[2], unpacked[3]);
-      printf("            %f %f %f %f expected\n",
-             test->unpacked[0][0][0],
-             test->unpacked[0][0][1],
-             test->unpacked[0][0][2],
-             test->unpacked[0][0][3]);
-      LLVMDumpModule(module);
+      if (verbose < 1) {
+         LLVMDumpValue(fetch);
+      }
    }
 
    LLVMFreeMachineCodeForFunction(engine, fetch);
-
-   LLVMDisposeExecutionEngine(engine);
-   if(pass)
-      LLVMDisposePassManager(pass);
+   LLVMDeleteFunction(fetch);
 
    if(fp)
       write_tsv_row(fp, desc, success);
@@ -193,38 +217,117 @@ test_format(unsigned verbose, FILE *fp,
 }
 
 
-
+PIPE_ALIGN_STACK
 static boolean
-test_one(unsigned verbose, FILE *fp,
-         const struct util_format_description *format_desc)
+test_format_unorm8(struct gallivm_state *gallivm,
+                   unsigned verbose, FILE *fp,
+                   const struct util_format_description *desc)
 {
-   unsigned i;
-   bool success = TRUE;
+   LLVMValueRef fetch = NULL;
+   fetch_ptr_t fetch_ptr;
+   uint8_t unpacked[4];
+   boolean first = TRUE;
+   boolean success = TRUE;
+   unsigned i, j, k, l;
+   void *f;
 
-   printf("Testing %s ...\n",
-          format_desc->name);
+   fetch = add_fetch_rgba_test(gallivm, verbose, desc, lp_unorm8_vec4_type());
 
-   for (i = 0; i < util_format_nr_test_cases; ++i) {
-      const struct util_format_test_case *test = &util_format_test_cases[i];
+   f = LLVMGetPointerToGlobal(gallivm->engine, fetch);
+   fetch_ptr = (fetch_ptr_t) pointer_to_func(f);
 
-      if (test->format == format_desc->format) {
+   if (verbose >= 2) {
+      lp_disassemble(f);
+   }
 
-         if (!test_format(verbose, fp, format_desc, test)) {
-           success = FALSE;
+   for (l = 0; l < util_format_nr_test_cases; ++l) {
+      const struct util_format_test_case *test = &util_format_test_cases[l];
+
+      if (test->format == desc->format) {
+
+         if (first) {
+            printf("Testing %s (unorm8) ...\n",
+                   desc->name);
+            first = FALSE;
          }
 
+         for (i = 0; i < desc->block.height; ++i) {
+            for (j = 0; j < desc->block.width; ++j) {
+               boolean match;
+
+               memset(unpacked, 0, sizeof unpacked);
+
+               fetch_ptr(unpacked, test->packed, j, i);
+
+               match = TRUE;
+               for(k = 0; k < 4; ++k) {
+                  int error = float_to_ubyte(test->unpacked[i][j][k]) - unpacked[k];
+                  if (error < 0)
+                     error = -error;
+                  if (error > 1)
+                     match = FALSE;
+               }
+
+               if (!match) {
+                  printf("FAILED\n");
+                  printf("  Packed: %02x %02x %02x %02x\n",
+                         test->packed[0], test->packed[1], test->packed[2], test->packed[3]);
+                  printf("  Unpacked (%u,%u): %02x %02x %02x %02x obtained\n",
+                         j, i,
+                         unpacked[0], unpacked[1], unpacked[2], unpacked[3]);
+                  printf("                  %02x %02x %02x %02x expected\n",
+                         float_to_ubyte(test->unpacked[i][j][0]),
+                         float_to_ubyte(test->unpacked[i][j][1]),
+                         float_to_ubyte(test->unpacked[i][j][2]),
+                         float_to_ubyte(test->unpacked[i][j][3]));
+                  success = FALSE;
+               }
+            }
+         }
       }
    }
 
+   if (!success)
+      LLVMDumpValue(fetch);
+
+   LLVMFreeMachineCodeForFunction(gallivm->engine, fetch);
+   LLVMDeleteFunction(fetch);
+
+   if(fp)
+      write_tsv_row(fp, desc, success);
+
+   return success;
+}
+
+
+
+
+static boolean
+test_one(struct gallivm_state *gallivm,
+         unsigned verbose, FILE *fp,
+         const struct util_format_description *format_desc)
+{
+   boolean success = TRUE;
+
+   if (!test_format_float(gallivm, verbose, fp, format_desc)) {
+     success = FALSE;
+   }
+
+   if (!test_format_unorm8(gallivm, verbose, fp, format_desc)) {
+     success = FALSE;
+   }
+
    return success;
 }
 
 
 boolean
-test_all(unsigned verbose, FILE *fp)
+test_all(struct gallivm_state *gallivm, unsigned verbose, FILE *fp)
 {
    enum pipe_format format;
-   bool success = TRUE;
+   boolean success = TRUE;
+
+   util_format_s3tc_init();
 
    for (format = 1; format < PIPE_FORMAT_COUNT; ++format) {
       const struct util_format_description *format_desc;
@@ -235,29 +338,22 @@ test_all(unsigned verbose, FILE *fp)
       }
 
       /*
-       * XXX: copied from lp_build_fetch_rgba_aos()
        * TODO: test more
        */
 
-      if (!(format_desc->layout == UTIL_FORMAT_LAYOUT_PLAIN &&
-            format_desc->colorspace == UTIL_FORMAT_COLORSPACE_RGB &&
-            format_desc->block.width == 1 &&
-            format_desc->block.height == 1 &&
-            util_is_pot(format_desc->block.bits) &&
-            format_desc->block.bits <= 32 &&
-            format_desc->is_bitmask &&
-            !format_desc->is_mixed &&
-            (format_desc->channel[0].type == UTIL_FORMAT_TYPE_UNSIGNED ||
-             format_desc->channel[1].type == UTIL_FORMAT_TYPE_UNSIGNED))) {
+      if (format_desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS) {
          continue;
       }
 
+      if (util_format_is_pure_integer(format))
+        continue;
+
       if (format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC &&
           !util_format_s3tc_enabled) {
          continue;
       }
 
-      if (!test_one(verbose, fp, format_desc)) {
+      if (!test_one(gallivm, verbose, fp, format_desc)) {
            success = FALSE;
       }
    }
@@ -267,7 +363,16 @@ test_all(unsigned verbose, FILE *fp)
 
 
 boolean
-test_some(unsigned verbose, FILE *fp, unsigned long n)
+test_some(struct gallivm_state *gallivm, unsigned verbose, FILE *fp,
+          unsigned long n)
+{
+   return test_all(gallivm, verbose, fp);
+}
+
+
+boolean
+test_single(struct gallivm_state *gallivm, unsigned verbose, FILE *fp)
 {
-   return test_all(verbose, fp);
+   printf("no test_single()");
+   return TRUE;
 }