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authorLC <mathew1800@gmail.com>2021-01-15 09:12:36 +0100
committerGitHub <noreply@github.com>2021-01-15 09:12:36 +0100
commit9754a8145c621f010a4a1f68ee1b469b3a438ab9 (patch)
tree7d86584cbbfa5e7ce1790fc94bb39b1985e13d3c
parentMerge pull request #5356 from lioncash/clz (diff)
parentcommon/alignment: Upgrade to use constraints instead of static asserts (diff)
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-rw-r--r--src/common/alignment.h29
-rw-r--r--src/video_core/texture_cache/accelerated_swizzle.cpp4
-rw-r--r--src/video_core/texture_cache/util.cpp10
-rw-r--r--src/video_core/textures/decoders.cpp8
4 files changed, 23 insertions, 28 deletions
diff --git a/src/common/alignment.h b/src/common/alignment.h
index 5040043de..fb81f10d8 100644
--- a/src/common/alignment.h
+++ b/src/common/alignment.h
@@ -9,50 +9,45 @@
namespace Common {
template <typename T>
-[[nodiscard]] constexpr T AlignUp(T value, std::size_t size) {
- static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
+requires std::is_unsigned_v<T>[[nodiscard]] constexpr T AlignUp(T value, size_t size) {
auto mod{static_cast<T>(value % size)};
value -= mod;
return static_cast<T>(mod == T{0} ? value : value + size);
}
template <typename T>
-[[nodiscard]] constexpr T AlignDown(T value, std::size_t size) {
- static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
- return static_cast<T>(value - value % size);
+requires std::is_unsigned_v<T>[[nodiscard]] constexpr T AlignUpLog2(T value, size_t align_log2) {
+ return static_cast<T>((value + ((1ULL << align_log2) - 1)) >> align_log2 << align_log2);
}
template <typename T>
-[[nodiscard]] constexpr T AlignBits(T value, std::size_t align) {
- static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
- return static_cast<T>((value + ((1ULL << align) - 1)) >> align << align);
+requires std::is_unsigned_v<T>[[nodiscard]] constexpr T AlignDown(T value, size_t size) {
+ return static_cast<T>(value - value % size);
}
template <typename T>
-[[nodiscard]] constexpr bool Is4KBAligned(T value) {
- static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
+requires std::is_unsigned_v<T>[[nodiscard]] constexpr bool Is4KBAligned(T value) {
return (value & 0xFFF) == 0;
}
template <typename T>
-[[nodiscard]] constexpr bool IsWordAligned(T value) {
- static_assert(std::is_unsigned_v<T>, "T must be an unsigned value.");
+requires std::is_unsigned_v<T>[[nodiscard]] constexpr bool IsWordAligned(T value) {
return (value & 0b11) == 0;
}
template <typename T>
-[[nodiscard]] constexpr bool IsAligned(T value, std::size_t alignment) {
- using U = typename std::make_unsigned<T>::type;
+requires std::is_integral_v<T>[[nodiscard]] constexpr bool IsAligned(T value, size_t alignment) {
+ using U = typename std::make_unsigned_t<T>;
const U mask = static_cast<U>(alignment - 1);
return (value & mask) == 0;
}
-template <typename T, std::size_t Align = 16>
+template <typename T, size_t Align = 16>
class AlignmentAllocator {
public:
using value_type = T;
- using size_type = std::size_t;
- using difference_type = std::ptrdiff_t;
+ using size_type = size_t;
+ using difference_type = ptrdiff_t;
using propagate_on_container_copy_assignment = std::true_type;
using propagate_on_container_move_assignment = std::true_type;
diff --git a/src/video_core/texture_cache/accelerated_swizzle.cpp b/src/video_core/texture_cache/accelerated_swizzle.cpp
index a4fc1184b..15585caeb 100644
--- a/src/video_core/texture_cache/accelerated_swizzle.cpp
+++ b/src/video_core/texture_cache/accelerated_swizzle.cpp
@@ -27,7 +27,7 @@ BlockLinearSwizzle2DParams MakeBlockLinearSwizzle2DParams(const SwizzleParameter
const Extent3D num_tiles = swizzle.num_tiles;
const u32 bytes_per_block = BytesPerBlock(info.format);
const u32 stride_alignment = CalculateLevelStrideAlignment(info, swizzle.level);
- const u32 stride = Common::AlignBits(num_tiles.width, stride_alignment) * bytes_per_block;
+ const u32 stride = Common::AlignUpLog2(num_tiles.width, stride_alignment) * bytes_per_block;
const u32 gobs_in_x = Common::DivCeilLog2(stride, GOB_SIZE_X_SHIFT);
return BlockLinearSwizzle2DParams{
.origin{0, 0, 0},
@@ -47,7 +47,7 @@ BlockLinearSwizzle3DParams MakeBlockLinearSwizzle3DParams(const SwizzleParameter
const Extent3D num_tiles = swizzle.num_tiles;
const u32 bytes_per_block = BytesPerBlock(info.format);
const u32 stride_alignment = CalculateLevelStrideAlignment(info, swizzle.level);
- const u32 stride = Common::AlignBits(num_tiles.width, stride_alignment) * bytes_per_block;
+ const u32 stride = Common::AlignUpLog2(num_tiles.width, stride_alignment) * bytes_per_block;
const u32 gobs_in_x = (stride + GOB_SIZE_X - 1) >> GOB_SIZE_X_SHIFT;
const u32 block_size = gobs_in_x << (GOB_SIZE_SHIFT + block.height + block.depth);
diff --git a/src/video_core/texture_cache/util.cpp b/src/video_core/texture_cache/util.cpp
index 279932778..ce8fcfe0a 100644
--- a/src/video_core/texture_cache/util.cpp
+++ b/src/video_core/texture_cache/util.cpp
@@ -279,7 +279,7 @@ template <u32 GOB_EXTENT>
const bool is_small = IsSmallerThanGobSize(blocks, gob, info.block.depth);
const u32 alignment = is_small ? 0 : info.tile_width_spacing;
return Extent2D{
- .width = Common::AlignBits(gobs.width, alignment),
+ .width = Common::AlignUpLog2(gobs.width, alignment),
.height = gobs.height,
};
}
@@ -352,7 +352,7 @@ template <u32 GOB_EXTENT>
// https://github.com/Ryujinx/Ryujinx/blob/1c9aba6de1520aea5480c032e0ff5664ac1bb36f/Ryujinx.Graphics.Texture/SizeCalculator.cs#L134
if (tile_width_spacing > 0) {
const u32 alignment_log2 = GOB_SIZE_SHIFT + tile_width_spacing + block.height + block.depth;
- return Common::AlignBits(size_bytes, alignment_log2);
+ return Common::AlignUpLog2(size_bytes, alignment_log2);
}
const u32 aligned_height = Common::AlignUp(size.height, tile_size_y);
while (block.height != 0 && aligned_height <= (1U << (block.height - 1)) * GOB_SIZE_Y) {
@@ -528,9 +528,9 @@ template <u32 GOB_EXTENT>
const u32 alignment = StrideAlignment(num_tiles, info.block, bpp_log2, info.tile_width_spacing);
const Extent3D mip_block = AdjustMipBlockSize(num_tiles, info.block, 0);
return Extent3D{
- .width = Common::AlignBits(num_tiles.width, alignment),
- .height = Common::AlignBits(num_tiles.height, GOB_SIZE_Y_SHIFT + mip_block.height),
- .depth = Common::AlignBits(num_tiles.depth, GOB_SIZE_Z_SHIFT + mip_block.depth),
+ .width = Common::AlignUpLog2(num_tiles.width, alignment),
+ .height = Common::AlignUpLog2(num_tiles.height, GOB_SIZE_Y_SHIFT + mip_block.height),
+ .depth = Common::AlignUpLog2(num_tiles.depth, GOB_SIZE_Z_SHIFT + mip_block.depth),
};
}
diff --git a/src/video_core/textures/decoders.cpp b/src/video_core/textures/decoders.cpp
index 9f5181318..62685a183 100644
--- a/src/video_core/textures/decoders.cpp
+++ b/src/video_core/textures/decoders.cpp
@@ -49,7 +49,7 @@ void Swizzle(std::span<u8> output, std::span<const u8> input, u32 bytes_per_pixe
// We can configure here a custom pitch
// As it's not exposed 'width * bpp' will be the expected pitch.
const u32 pitch = width * bytes_per_pixel;
- const u32 stride = Common::AlignBits(width, stride_alignment) * bytes_per_pixel;
+ const u32 stride = Common::AlignUpLog2(width, stride_alignment) * bytes_per_pixel;
const u32 gobs_in_x = Common::DivCeilLog2(stride, GOB_SIZE_X_SHIFT);
const u32 block_size = gobs_in_x << (GOB_SIZE_SHIFT + block_height + block_depth);
@@ -217,9 +217,9 @@ void SwizzleKepler(const u32 width, const u32 height, const u32 dst_x, const u32
std::size_t CalculateSize(bool tiled, u32 bytes_per_pixel, u32 width, u32 height, u32 depth,
u32 block_height, u32 block_depth) {
if (tiled) {
- const u32 aligned_width = Common::AlignBits(width * bytes_per_pixel, GOB_SIZE_X_SHIFT);
- const u32 aligned_height = Common::AlignBits(height, GOB_SIZE_Y_SHIFT + block_height);
- const u32 aligned_depth = Common::AlignBits(depth, GOB_SIZE_Z_SHIFT + block_depth);
+ const u32 aligned_width = Common::AlignUpLog2(width * bytes_per_pixel, GOB_SIZE_X_SHIFT);
+ const u32 aligned_height = Common::AlignUpLog2(height, GOB_SIZE_Y_SHIFT + block_height);
+ const u32 aligned_depth = Common::AlignUpLog2(depth, GOB_SIZE_Z_SHIFT + block_depth);
return aligned_width * aligned_height * aligned_depth;
} else {
return width * height * depth * bytes_per_pixel;