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Diffstat (limited to '')
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_cache.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_cache.cpp b/src/video_core/renderer_opengl/gl_shader_cache.cpp index 718703091..1bd182d98 100644 --- a/src/video_core/renderer_opengl/gl_shader_cache.cpp +++ b/src/video_core/renderer_opengl/gl_shader_cache.cpp @@ -103,14 +103,16 @@ constexpr std::tuple<const char*, const char*, u32> GetPrimitiveDescription(GLen /// Calculates the size of a program stream std::size_t CalculateProgramSize(const GLShader::ProgramCode& program) { constexpr std::size_t start_offset = 10; - constexpr u64 key = 0xE2400FFFFF07000FULL; + // This is the encoded version of BRA that jumps to itself. All Nvidia + // shaders end with one. + constexpr u64 self_jumping_branch = 0xE2400FFFFF07000FULL; constexpr u64 mask = 0xFFFFFFFFFF7FFFFFULL; std::size_t offset = start_offset; std::size_t size = start_offset * sizeof(u64); while (offset < program.size()) { const u64 instruction = program[offset]; if (!IsSchedInstruction(offset, start_offset)) { - if ((instruction & mask) == key) { + if ((instruction & mask) == self_jumping_branch) { // End on Maxwell's "nop" instruction break; } |