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Remove some assertions from the 6502 implementation.

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Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
This commit is contained in:
Adrian Conlon 2018-01-02 23:24:52 +00:00
parent 4d5afb67a3
commit 12565966de
1 changed files with 8 additions and 12 deletions
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20
M6502/inc/mos6502.h
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@ -263,9 +263,6 @@ namespace EightBit {
void AM_00(int bbb, uint8_t value) {
switch (bbb) {
case 0b000:
assert(false);
break;
case 0b001:
AM_ZeroPage(value);
break;
@ -278,6 +275,7 @@ namespace EightBit {
case 0b111:
AM_AbsoluteX(value);
break;
case 0b000:
case 0b010:
case 0b100:
case 0b110:
@ -407,9 +405,6 @@ namespace EightBit {
void AM_10_x(int bbb, uint8_t value) {
switch (bbb) {
case 0b000:
assert(false);
break;
case 0b001:
AM_ZeroPage(value);
break;
@ -425,6 +420,7 @@ namespace EightBit {
case 0b111:
AM_AbsoluteY(value);
break;
case 0b000:
case 0b100:
case 0b110:
throw std::domain_error("Illegal addressing mode");
@ -464,8 +460,6 @@ namespace EightBit {
case 0b001:
AM_ZeroPage(value);
break;
case 0b010:
throw std::domain_error("Illegal addressing mode");
case 0b011:
AM_Absolute(value);
break;
@ -475,11 +469,12 @@ namespace EightBit {
case 0b101:
AM_ZeroPageY(value);
break;
case 0b110:
throw std::domain_error("Illegal addressing mode");
case 0b111:
AM_AbsoluteY(value);
break;
case 0b010:
case 0b110:
throw std::domain_error("Illegal addressing mode");
default:
UNREACHABLE;
}
@ -516,8 +511,6 @@ namespace EightBit {
case 0b001:
AM_ZeroPage(value);
break;
case 0b010:
throw std::domain_error("Illegal addressing mode");
case 0b011:
AM_Absolute(value);
break;
@ -529,9 +522,12 @@ namespace EightBit {
break;
case 0b110:
AM_AbsoluteY(value);
break;
case 0b111:
AM_AbsoluteX(value);
break;
case 0b010:
throw std::domain_error("Illegal addressing mode");
default:
UNREACHABLE;
}