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Implement Thumb Instructions: BLX (imm), BL (imm)

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This commit is contained in:
MerryMage
2016-07-18 22:18:58 +01:00
parent e0d6e28b67
commit 3f11a149d7
5 changed files with 153 additions and 4 deletions
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8
src/backend_x64/emit_x64.cpp
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@@ -922,10 +922,16 @@ void EmitX64::EmitTerminalReturnToDispatch(IR::Term::ReturnToDispatch, Arm::Loca
}
void EmitX64::EmitTerminalLinkBlock(IR::Term::LinkBlock terminal, Arm::LocationDescriptor initial_location) {
ASSERT_MSG(terminal.next.TFlag == initial_location.TFlag, "Unimplemented");
ASSERT_MSG(terminal.next.EFlag == initial_location.EFlag, "Unimplemented");
code->MOV(32, MJitStateReg(Arm::Reg::PC), Imm32(terminal.next.arm_pc));
if (terminal.next.TFlag != initial_location.TFlag) {
if (terminal.next.TFlag) {
code->OR(32, MJitStateCpsr(), Imm32(1 << 5));
} else {
code->AND(32, MJitStateCpsr(), Imm32(~(1 << 5)));
}
}
routines->GenReturnFromRunCode(code); // TODO: Check cycles, Properly do a link
}