From 3f4444b552c47e07ff934750e25740a60382db0b Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Fri, 24 Sep 2021 01:14:49 +0200 Subject: Shader Compiler: avoid overflowed indices on indixed samplers. --- src/shader_recompiler/ir_opt/texture_pass.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/shader_recompiler/ir_opt/texture_pass.cpp b/src/shader_recompiler/ir_opt/texture_pass.cpp index 44ad10d43..225c238fb 100644 --- a/src/shader_recompiler/ir_opt/texture_pass.cpp +++ b/src/shader_recompiler/ir_opt/texture_pass.cpp @@ -492,7 +492,8 @@ void TexturePass(Environment& env, IR::Program& program) { const auto insert_point{IR::Block::InstructionList::s_iterator_to(*inst)}; IR::IREmitter ir{*texture_inst.block, insert_point}; const IR::U32 shift{ir.Imm32(std::countr_zero(DESCRIPTOR_SIZE))}; - inst->SetArg(0, ir.ShiftRightArithmetic(cbuf.dynamic_offset, shift)); + inst->SetArg(0, ir.SMin(ir.ShiftRightArithmetic(cbuf.dynamic_offset, shift), + ir.Imm32(DESCRIPTOR_SIZE - 1))); } else { inst->SetArg(0, IR::Value{}); } -- cgit v1.2.3