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vm: fix mul and div instructions

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This commit is contained in:
Irmen de Jong
2022-05-04 01:10:59 +02:00
parent 0f9e87d7bb
commit 3f9cdd9b56
3 changed files with 10 additions and 24 deletions
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codeGenVirtual/src/prog8/codegen/virtual/CodeGen.kt
+2
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@@ -388,6 +388,7 @@ class CodeGen(internal val program: PtProgram,
code += VmCodeInstruction(Opcode.LOAD, VmDataType.FLOAT, fpReg1 = fpReg, fpValue = 0f)
} else {
val factorReg = vmRegisters.nextFreeFloat()
code += VmCodeInstruction(Opcode.LOAD, VmDataType.FLOAT, fpReg1=factorReg, fpValue = factor)
code += VmCodeInstruction(Opcode.MUL, VmDataType.FLOAT, fpReg1 = fpReg, fpReg2 = fpReg, fpReg3 = factorReg)
}
return code
@@ -430,6 +431,7 @@ class CodeGen(internal val program: PtProgram,
code += VmCodeInstruction(Opcode.LOAD, VmDataType.FLOAT, fpReg1 = fpReg, fpValue = Float.MAX_VALUE)
} else {
val factorReg = vmRegisters.nextFreeFloat()
code += VmCodeInstruction(Opcode.LOAD, VmDataType.FLOAT, fpReg1=factorReg, fpValue = factor)
code += VmCodeInstruction(Opcode.DIV, VmDataType.FLOAT, fpReg1 = fpReg, fpReg2 = fpReg, fpReg3 = factorReg)
}
return code