Mercurial > lcfOS
view python/ppci/target/thumb/arm.brg @ 381:6df89163e114
Fix section and ldr pseudo instruction
author | Windel Bouwman |
---|---|
date | Sat, 26 Apr 2014 17:41:56 +0200 |
parents | 577ed7fb3fe4 |
children |
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from ppci.target.thumb.instructions import Orr, Lsl, Str2, Ldr2, Ldr3 from ppci.target.thumb.instructions import B, Bl, Bgt, Blt, Beq, Bne from ppci.target.thumb.instructions import Mov2, Mov3, Sub3 from ppci.target.thumb.instructions import Add3, Sub, Cmp, Sub2, Add2, Mul %% %terminal ADDI32 SUBI32 MULI32 %terminal ORI32 SHLI32 %terminal CONSTI32 MEMI32 REGI32 CALL %terminal MOVI32 %terminal GLOBALADDRESS CONSTDATA %% reg: ADDI32(reg, reg) 2 'd = self.newTmp(); self.emit(Add3, dst=[d], src=[c0, c1]); return d' reg: SUBI32(reg, reg) 2 'd = self.newTmp(); self.emit(Sub3, dst=[d], src=[c0, c1]); return d' reg: ORI32(reg, reg) 2 'd = self.newTmp(); self.selector.move(d, c0); self.emit(Orr, dst=[], src=[d, c1]); return d' reg: SHLI32(reg, reg) 2 'd = self.newTmp(); self.selector.move(d, c0); self.emit(Lsl, dst=[], src=[d, c1]); return d' reg: MULI32(reg, reg) 2 'd = self.newTmp(); self.selector.move(d, c0); self.emit(Mul, dst=[d], src=[c1, d]); return d' reg: CONSTI32 3 'd = self.newTmp(); ln = self.selector.frame.addConstant(tree.value); self.emit(Ldr3, dst=[d], others=[ln]); return d' reg: MEMI32(reg) 4 'd = self.newTmp(); self.emit(Ldr2, dst=[d], src=[c0], others=[0]); return d' reg: REGI32 1 'return tree.value' reg: CALL 1 'return self.selector.munchCall(tree.value)' stmt: MOVI32(MEMI32(addr), reg) 3 'self.emit(Str2, src=[c0, c1])' addr: reg 0 ''