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authorYuri Kunde Schlesner <yuriks@yuriks.net>2015-07-26 12:27:36 +0200
committerYuri Kunde Schlesner <yuriks@yuriks.net>2015-07-26 13:49:35 +0200
commit877d2a0e48a4944951a0d2129ec2f8a7856a1412 (patch)
tree5244200e0d46c7d2b84fc2dfc078d87e9178fb4c
parentMerge pull request #990 from lioncash/arm (diff)
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-rw-r--r--src/video_core/vertex_shader.cpp12
1 files changed, 6 insertions, 6 deletions
diff --git a/src/video_core/vertex_shader.cpp b/src/video_core/vertex_shader.cpp
index b77503806..ad0fc797d 100644
--- a/src/video_core/vertex_shader.cpp
+++ b/src/video_core/vertex_shader.cpp
@@ -2,8 +2,7 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
-#include <stack>
-
+#include <boost/container/static_vector.hpp>
#include <boost/range/algorithm.hpp>
#include <common/file_util.h>
@@ -53,7 +52,7 @@ struct VertexShaderState {
};
// TODO: Is there a maximal size for this?
- std::stack<CallStackElement> call_stack;
+ boost::container::static_vector<CallStackElement, 16> call_stack;
struct {
u32 max_offset; // maximum program counter ever reached
@@ -71,13 +70,13 @@ static void ProcessShaderCode(VertexShaderState& state) {
while (true) {
if (!state.call_stack.empty()) {
- auto& top = state.call_stack.top();
+ auto& top = state.call_stack.back();
if (state.program_counter - program_code.data() == top.final_address) {
state.address_registers[2] += top.loop_increment;
if (top.repeat_counter-- == 0) {
state.program_counter = &program_code[top.return_address];
- state.call_stack.pop();
+ state.call_stack.pop_back();
} else {
state.program_counter = &program_code[top.loop_address];
}
@@ -94,7 +93,8 @@ static void ProcessShaderCode(VertexShaderState& state) {
static auto call = [&program_code](VertexShaderState& state, u32 offset, u32 num_instructions,
u32 return_offset, u8 repeat_count, u8 loop_increment) {
state.program_counter = &program_code[offset] - 1; // -1 to make sure when incrementing the PC we end up at the correct offset
- state.call_stack.push({ offset + num_instructions, return_offset, repeat_count, loop_increment, offset });
+ ASSERT(state.call_stack.size() < state.call_stack.capacity());
+ state.call_stack.push_back({ offset + num_instructions, return_offset, repeat_count, loop_increment, offset });
};
u32 binary_offset = state.program_counter - program_code.data();