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authorJosé Fonseca <jfonseca@vmware.com>2009-10-22 20:58:35 +0100
committerJosé Fonseca <jfonseca@vmware.com>2009-10-25 09:53:48 +0000
commit232b5864647d4c8d6cebb0845c046f1612e6054d (patch)
treeb4d36358468df18b81e1049619f61efb1ff35ec5 /src/gallium/drivers
parentb4f6907b8d8a966df56c06155049c52dadea105f (diff)
llvmpipe: Eliminate lp_build_load_rgba_aos.
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/llvmpipe/lp_bld_format.h16
-rw-r--r--src/gallium/drivers/llvmpipe/lp_bld_format_aos.c32
-rw-r--r--src/gallium/drivers/llvmpipe/lp_test_format.c19
3 files changed, 15 insertions, 52 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_format.h b/src/gallium/drivers/llvmpipe/lp_bld_format.h
index 1ea694509d1..b30537b2e94 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_format.h
+++ b/src/gallium/drivers/llvmpipe/lp_bld_format.h
@@ -51,7 +51,7 @@ struct lp_type;
*/
LLVMValueRef
lp_build_unpack_rgba_aos(LLVMBuilderRef builder,
- enum pipe_format format,
+ const struct util_format_description *desc,
LLVMValueRef packed);
@@ -67,20 +67,6 @@ lp_build_pack_rgba_aos(LLVMBuilderRef builder,
/**
- * Load a pixel into its RGBA components.
- *
- * @param ptr value with the pointer to the packed pixel. Pointer type is
- * irrelevant.
- *
- * @return RGBA in a 4 floats vector.
- */
-LLVMValueRef
-lp_build_load_rgba_aos(LLVMBuilderRef builder,
- enum pipe_format format,
- LLVMValueRef ptr);
-
-
-/**
* Store a pixel.
*
* @param rgba 4 float vector with the unpacked components.
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_format_aos.c b/src/gallium/drivers/llvmpipe/lp_bld_format_aos.c
index b9b5d84bed5..840e54e558b 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_format_aos.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_format_aos.c
@@ -33,10 +33,9 @@
LLVMValueRef
lp_build_unpack_rgba_aos(LLVMBuilderRef builder,
- enum pipe_format format,
+ const struct util_format_description *desc,
LLVMValueRef packed)
{
- const struct util_format_description *desc;
LLVMTypeRef type;
LLVMValueRef shifted, casted, scaled, masked;
LLVMValueRef shifts[4];
@@ -49,8 +48,6 @@ lp_build_unpack_rgba_aos(LLVMBuilderRef builder,
unsigned shift;
unsigned i;
- desc = util_format_description(format);
-
/* FIXME: Support more formats */
assert(desc->layout == UTIL_FORMAT_LAYOUT_ARITH);
assert(desc->block.width == 1);
@@ -249,33 +246,6 @@ lp_build_pack_rgba_aos(LLVMBuilderRef builder,
}
-LLVMValueRef
-lp_build_load_rgba_aos(LLVMBuilderRef builder,
- enum pipe_format format,
- LLVMValueRef ptr)
-{
- const struct util_format_description *desc;
- LLVMTypeRef type;
- LLVMValueRef packed;
-
- desc = util_format_description(format);
-
- /* FIXME: Support more formats */
- assert(desc->layout == UTIL_FORMAT_LAYOUT_ARITH);
- assert(desc->block.width == 1);
- assert(desc->block.height == 1);
- assert(desc->block.bits <= 32);
-
- type = LLVMIntType(desc->block.bits);
-
- ptr = LLVMBuildBitCast(builder, ptr, LLVMPointerType(type, 0), "");
-
- packed = LLVMBuildLoad(builder, ptr, "");
-
- return lp_build_unpack_rgba_aos(builder, format, packed);
-}
-
-
void
lp_build_store_rgba_aos(LLVMBuilderRef builder,
enum pipe_format format,
diff --git a/src/gallium/drivers/llvmpipe/lp_test_format.c b/src/gallium/drivers/llvmpipe/lp_test_format.c
index 5dc8297fe90..6e501195f8c 100644
--- a/src/gallium/drivers/llvmpipe/lp_test_format.c
+++ b/src/gallium/drivers/llvmpipe/lp_test_format.c
@@ -89,34 +89,41 @@ struct pixel_test_case test_cases[] =
};
-typedef void (*load_ptr_t)(const void *, float *);
+typedef void (*load_ptr_t)(const uint32_t packed, float *);
static LLVMValueRef
add_load_rgba_test(LLVMModuleRef module,
enum pipe_format format)
{
+ const struct util_format_description *desc;
LLVMTypeRef args[2];
LLVMValueRef func;
- LLVMValueRef ptr;
+ LLVMValueRef packed;
LLVMValueRef rgba_ptr;
LLVMBasicBlockRef block;
LLVMBuilderRef builder;
LLVMValueRef rgba;
- args[0] = LLVMPointerType(LLVMInt8Type(), 0);
+ desc = util_format_description(format);
+
+ args[0] = LLVMInt32Type();
args[1] = LLVMPointerType(LLVMVectorType(LLVMFloatType(), 4), 0);
func = LLVMAddFunction(module, "load", LLVMFunctionType(LLVMVoidType(), args, 2, 0));
LLVMSetFunctionCallConv(func, LLVMCCallConv);
- ptr = LLVMGetParam(func, 0);
+ packed = LLVMGetParam(func, 0);
rgba_ptr = LLVMGetParam(func, 1);
block = LLVMAppendBasicBlock(func, "entry");
builder = LLVMCreateBuilder();
LLVMPositionBuilderAtEnd(builder, block);
- rgba = lp_build_load_rgba_aos(builder, format, ptr);
+ if(desc->block.bits < 32)
+ packed = LLVMBuildTrunc(builder, packed, LLVMIntType(desc->block.bits), "");
+
+ rgba = lp_build_unpack_rgba_aos(builder, desc, packed);
+
LLVMBuildStore(builder, rgba, rgba_ptr);
LLVMBuildRetVoid(builder);
@@ -224,7 +231,7 @@ test_format(const struct pixel_test_case *test)
memset(unpacked, 0, sizeof unpacked);
packed = 0;
- load_ptr(&test->packed, unpacked);
+ load_ptr(test->packed, unpacked);
store_ptr(&packed, unpacked);
success = TRUE;