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GPU: Don't mark uniform buffers and registers as used for instructions which don't have them.

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Like the MOV32I and FMUL32I instructions.
This fixes a potential crash when using these instructions.
This commit is contained in:
Subv 2018-06-18 19:50:35 -05:00
parent 0e13d9cb7b
commit eab7457c00
2 changed files with 18 additions and 14 deletions
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5
src/video_core/engines/shader_bytecode.h
View file

@ -526,6 +526,7 @@ public:
enum class Type {
Trivial,
Arithmetic,
ArithmeticImmediate,
ArithmeticInteger,
ArithmeticIntegerImmediate,
Bfe,
@ -655,7 +656,7 @@ private:
INST("0100110001101---", Id::FMUL_C, Type::Arithmetic, "FMUL_C"),
INST("0101110001101---", Id::FMUL_R, Type::Arithmetic, "FMUL_R"),
INST("0011100-01101---", Id::FMUL_IMM, Type::Arithmetic, "FMUL_IMM"),
INST("00011110--------", Id::FMUL32_IMM, Type::Arithmetic, "FMUL32_IMM"),
INST("00011110--------", Id::FMUL32_IMM, Type::ArithmeticImmediate, "FMUL32_IMM"),
INST("0100110000010---", Id::IADD_C, Type::ArithmeticInteger, "IADD_C"),
INST("0101110000010---", Id::IADD_R, Type::ArithmeticInteger, "IADD_R"),
INST("0011100-00010---", Id::IADD_IMM, Type::ArithmeticInteger, "IADD_IMM"),
@ -676,7 +677,7 @@ private:
INST("0100110010011---", Id::MOV_C, Type::Arithmetic, "MOV_C"),
INST("0101110010011---", Id::MOV_R, Type::Arithmetic, "MOV_R"),
INST("0011100-10011---", Id::MOV_IMM, Type::Arithmetic, "MOV_IMM"),
INST("000000010000----", Id::MOV32_IMM, Type::Arithmetic, "MOV32_IMM"),
INST("000000010000----", Id::MOV32_IMM, Type::ArithmeticImmediate, "MOV32_IMM"),
INST("0100110001100---", Id::FMNMX_C, Type::Arithmetic, "FMNMX_C"),
INST("0101110001100---", Id::FMNMX_R, Type::Arithmetic, "FMNMX_R"),
INST("0011100-01100---", Id::FMNMX_IMM, Type::Arithmetic, "FMNMX_IMM"),

27
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
View file

@ -852,11 +852,6 @@ private:
break;
}
case OpCode::Id::MOV32_IMM: {
// mov32i doesn't have abs or neg bits.
regs.SetRegisterToFloat(instr.gpr0, 0, GetImmediate32(instr), 1, 1);
break;
}
case OpCode::Id::FMUL_C:
case OpCode::Id::FMUL_R:
case OpCode::Id::FMUL_IMM: {
@ -864,13 +859,6 @@ private:
instr.alu.saturate_d);
break;
}
case OpCode::Id::FMUL32_IMM: {
// fmul32i doesn't have abs or neg bits.
regs.SetRegisterToFloat(
instr.gpr0, 0,
regs.GetRegisterAsFloat(instr.gpr8) + " * " + GetImmediate32(instr), 1, 1);
break;
}
case OpCode::Id::FADD_C:
case OpCode::Id::FADD_R:
case OpCode::Id::FADD_IMM: {
@ -943,6 +931,21 @@ private:
}
break;
}
case OpCode::Type::ArithmeticImmediate: {
switch (opcode->GetId()) {
case OpCode::Id::MOV32_IMM: {
regs.SetRegisterToFloat(instr.gpr0, 0, GetImmediate32(instr), 1, 1);
break;
}
case OpCode::Id::FMUL32_IMM: {
regs.SetRegisterToFloat(
instr.gpr0, 0,
regs.GetRegisterAsFloat(instr.gpr8) + " * " + GetImmediate32(instr), 1, 1);
break;
}
}
break;
}
case OpCode::Type::Bfe: {
ASSERT_MSG(!instr.bfe.negate_b, "Unimplemented");