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micro opt of mmu::verify_page_length

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folkert van heusden 2024-06-23 20:59:57 +02:00
parent b97deba567
commit 8b7057a9c0
Signed by untrusted user who does not match committer: folkert
GPG key ID: 6B6455EDFEED3BD1
1 changed files with 1 additions and 2 deletions
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mmu.cpp
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@ -442,7 +442,7 @@ void mmu::verify_page_length(cpu *const c, const uint16_t virt_addr, const int r
bool direction = get_pdr_direction(run_mode, d, apf); bool direction = get_pdr_direction(run_mode, d, apf);
if ((pdr_cmp > pdr_len && direction == false) || (pdr_cmp < pdr_len && direction == true)) [[unlikely]] { if (direction == false ? pdr_cmp > pdr_len : pdr_cmp < pdr_len) [[unlikely]] {
TRACE("mmu::calculate_physical_address::p_offset %o versus %o direction %d", pdr_cmp, pdr_len, direction); TRACE("mmu::calculate_physical_address::p_offset %o versus %o direction %d", pdr_cmp, pdr_len, direction);
TRACE("TRAP(0250) (throw 7) on address %06o", virt_addr); TRACE("TRAP(0250) (throw 7) on address %06o", virt_addr);
@ -485,7 +485,6 @@ uint32_t mmu::calculate_physical_address(cpu *const c, const int run_mode, const
uint16_t p_offset = a & 8191; // page offset uint16_t p_offset = a & 8191; // page offset
m_offset = get_physical_memory_offset(run_mode, d, apf); m_offset = get_physical_memory_offset(run_mode, d, apf);
m_offset += p_offset; m_offset += p_offset;
if ((getMMR3() & 16) == 0) // off is 18bit if ((getMMR3() & 16) == 0) // off is 18bit