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Got explicit about permitted type conversions.

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This commit is contained in:
Thomas Harte 2017-06-04 18:40:59 -04:00
parent 73654d51dd
commit 7f743c6fb0
1 changed files with 23 additions and 23 deletions
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46
Processors/Z80/Z80.hpp
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@ -786,7 +786,7 @@ template <class T> class Processor {
scheduled_program_counter_++;
#define set_parity(v) \
parity_overflow_result_ = v^1;\
parity_overflow_result_ = (uint8_t)(v^1);\
parity_overflow_result_ ^= parity_overflow_result_ >> 4;\
parity_overflow_result_ ^= parity_overflow_result_ << 2;\
parity_overflow_result_ ^= parity_overflow_result_ >> 1;
@ -857,7 +857,7 @@ template <class T> class Processor {
break;
case MicroOp::CCF:
half_carry_result_ = carry_result_ << 4;
half_carry_result_ = (uint8_t)(carry_result_ << 4);
carry_result_ ^= Flag::Carry;
subtract_flag_ = 0;
bit53_result_ = a_;
@ -887,9 +887,9 @@ template <class T> class Processor {
#define set_arithmetic_flags(sub, b53) \
sign_result_ = zero_result_ = (uint8_t)result; \
carry_result_ = result >> 8; \
half_carry_result_ = half_result; \
parity_overflow_result_ = overflow >> 5; \
carry_result_ = (uint8_t)(result >> 8); \
half_carry_result_ = (uint8_t)half_result; \
parity_overflow_result_ = (uint8_t)(overflow >> 5); \
subtract_flag_ = sub; \
bit53_result_ = (uint8_t)b53;
@ -969,8 +969,8 @@ template <class T> class Processor {
bit53_result_ = sign_result_ = zero_result_ = a_;
parity_overflow_result_ = overflow ? Flag::Overflow : 0;
subtract_flag_ = Flag::Subtract;
carry_result_ = result >> 8;
half_carry_result_ = halfResult;
carry_result_ = (uint8_t)(result >> 8);
half_carry_result_ = (uint8_t)halfResult;
} break;
case MicroOp::Increment8: {
@ -986,8 +986,8 @@ template <class T> class Processor {
// sign, zero and 5 & 3 are set directly from the result
bit53_result_ = sign_result_ = zero_result_ = (uint8_t)result;
half_carry_result_ = half_result;
parity_overflow_result_ = overflow >> 5;
half_carry_result_ = (uint8_t)half_result;
parity_overflow_result_ = (uint8_t)(overflow >> 5);
subtract_flag_ = 0;
} break;
@ -1004,8 +1004,8 @@ template <class T> class Processor {
// sign, zero and 5 & 3 are set directly from the result
bit53_result_ = sign_result_ = zero_result_ = (uint8_t)result;
half_carry_result_ = half_result;
parity_overflow_result_ = overflow >> 5;
half_carry_result_ = (uint8_t)half_result;
parity_overflow_result_ = (uint8_t)(overflow >> 5);
subtract_flag_ = Flag::Subtract;
} break;
@ -1074,8 +1074,8 @@ template <class T> class Processor {
int halfResult = (sourceValue&0xfff) + (destinationValue&0xfff);
bit53_result_ = (uint8_t)(result >> 8);
carry_result_ = result >> 16;
half_carry_result_ = (halfResult >> 8);
carry_result_ = (uint8_t)(result >> 16);
half_carry_result_ = (uint8_t)(halfResult >> 8);
subtract_flag_ = 0;
*(uint16_t *)operation->destination = (uint16_t)result;
@ -1094,9 +1094,9 @@ template <class T> class Processor {
sign_result_ = (uint8_t)(result >> 8);
zero_result_ = (uint8_t)(result | sign_result_);
subtract_flag_ = 0;
carry_result_ = result >> 16;
half_carry_result_ = halfResult >> 8;
parity_overflow_result_ = overflow >> 13;
carry_result_ = (uint8_t)(result >> 16);
half_carry_result_ = (uint8_t)(halfResult >> 8);
parity_overflow_result_ = (uint8_t)(overflow >> 13);
*(uint16_t *)operation->destination = (uint16_t)result;
} break;
@ -1117,9 +1117,9 @@ template <class T> class Processor {
sign_result_ = (uint8_t)(result >> 8);
zero_result_ = (uint8_t)(result | sign_result_);
subtract_flag_ = Flag::Subtract;
carry_result_ = result >> 16;
half_carry_result_ = halfResult >> 8;
parity_overflow_result_ = overflow >> 13;
carry_result_ = (uint8_t)(result >> 16);
half_carry_result_ = (uint8_t)(halfResult >> 8);
parity_overflow_result_ = (uint8_t)(overflow >> 13);
*(uint16_t *)operation->destination = (uint16_t)result;
} break;
@ -1176,7 +1176,7 @@ template <class T> class Processor {
de_.full += dir; \
hl_.full += dir; \
uint8_t sum = a_ + temp8_; \
bit53_result_ = (sum&0x8) | ((sum & 0x02) << 4); \
bit53_result_ = (uint8_t)((sum&0x8) | ((sum & 0x02) << 4)); \
subtract_flag_ = 0; \
half_carry_result_ = 0; \
parity_overflow_result_ = bc_.full ? Flag::Parity : 0;
@ -1441,7 +1441,7 @@ template <class T> class Processor {
memptr_.full = hl_.full + 1;
uint8_t low_nibble = a_ & 0xf;
a_ = (a_ & 0xf0) | (temp8_ & 0xf);
temp8_ = (temp8_ >> 4) | (low_nibble << 4);
temp8_ = (uint8_t)((temp8_ >> 4) | (low_nibble << 4));
set_decimal_rotate_flags();
} break;
@ -1449,7 +1449,7 @@ template <class T> class Processor {
memptr_.full = hl_.full + 1;
uint8_t low_nibble = a_ & 0xf;
a_ = (a_ & 0xf0) | (temp8_ >> 4);
temp8_ = (temp8_ << 4) | low_nibble;
temp8_ = (uint8_t)((temp8_ << 4) | low_nibble);
set_decimal_rotate_flags();
} break;
@ -1544,7 +1544,7 @@ template <class T> class Processor {
break;
case MicroOp::CalculateIndexAddress:
memptr_.full = *(uint16_t *)operation->source + (int8_t)temp8_;
memptr_.full = (uint16_t)(*(uint16_t *)operation->source + (int8_t)temp8_);
break;
case MicroOp::IndexedPlaceHolder: