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Implemented division by immediates in the IR

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This commit is contained in:
Eduard Urbach 2025-03-31 15:51:04 +02:00
parent 89ed2026e0
commit 42e7c8a306
Signed by: eduard
GPG key ID: 49226B848C78F6C8
7 changed files with 61 additions and 20 deletions
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9
src/asmc/ARM.go
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@ -253,7 +253,9 @@ func (c *compiler) ARM(x asm.Instruction) {
operand := c.assembler.Param.RegisterRegister[x.Index]
c.append(arm.DivSigned(operand.Destination, operand.Destination, operand.Source))
case asm.TypeRegisterNumber:
panic("not implemented")
operand := c.assembler.Param.RegisterNumber[x.Index]
c.code = arm.MoveRegisterNumber(c.code, arm.TMP, operand.Number)
c.append(arm.DivSigned(operand.Register, operand.Register, arm.TMP))
}
case asm.MUL:
@ -274,7 +276,10 @@ func (c *compiler) ARM(x asm.Instruction) {
c.append(arm.DivSigned(arm.TMP, operand.Destination, operand.Source))
c.append(arm.MultiplySubtract(operand.Destination, arm.TMP, operand.Source, operand.Destination))
case asm.TypeRegisterNumber:
panic("not implemented")
operand := c.assembler.Param.RegisterNumber[x.Index]
c.code = arm.MoveRegisterNumber(c.code, arm.TMP, operand.Number)
c.append(arm.DivSigned(arm.TMP2, operand.Register, arm.TMP))
c.append(arm.MultiplySubtract(operand.Register, arm.TMP2, arm.TMP, operand.Register))
}
case asm.JE, asm.JNE, asm.JG, asm.JGE, asm.JL, asm.JLE, asm.JUMP:

28
src/asmc/X86.go
View file

@ -71,6 +71,20 @@ func (c *compiler) X86(x asm.Instruction) {
case asm.DIV:
switch x.Type {
case asm.TypeRegisterNumber:
operands := c.assembler.Param.RegisterNumber[x.Index]
if operands.Register != x86.RAX {
c.code = x86.MoveRegisterRegister(c.code, x86.RAX, operands.Register)
}
c.code = x86.MoveRegisterNumber(c.code, x86.TMP, operands.Number)
c.code = x86.ExtendRAXToRDX(c.code)
c.code = x86.DivRegister(c.code, x86.TMP)
if operands.Register != x86.RAX {
c.code = x86.MoveRegisterRegister(c.code, operands.Register, x86.RAX)
}
case asm.TypeRegisterRegister:
operands := c.assembler.Param.RegisterRegister[x.Index]
@ -88,6 +102,20 @@ func (c *compiler) X86(x asm.Instruction) {
case asm.MODULO:
switch x.Type {
case asm.TypeRegisterNumber:
operands := c.assembler.Param.RegisterNumber[x.Index]
if operands.Register != x86.RAX {
c.code = x86.MoveRegisterRegister(c.code, x86.RAX, operands.Register)
}
c.code = x86.MoveRegisterNumber(c.code, x86.TMP, operands.Number)
c.code = x86.ExtendRAXToRDX(c.code)
c.code = x86.DivRegister(c.code, x86.TMP)
if operands.Register != x86.RDX {
c.code = x86.MoveRegisterRegister(c.code, operands.Register, x86.RDX)
}
case asm.TypeRegisterRegister:
operands := c.assembler.Param.RegisterRegister[x.Index]