diff options
Diffstat (limited to 'subx/020syscalls.cc')
| -rw-r--r-- | subx/020syscalls.cc | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/subx/020syscalls.cc b/subx/020syscalls.cc index eb8ebcce..eb72f85d 100644 --- a/subx/020syscalls.cc +++ b/subx/020syscalls.cc @@ -112,15 +112,14 @@ void check_mode(int reg) { :(before "End Globals") // Very primitive/fixed/insecure mmap segments for now. uint32_t Segments_allocated_above = END_HEAP; -const uint32_t SPACE_FOR_SEGMENT = 0x01000000; :(code) // always allocate multiples of the segment size uint32_t new_segment(uint32_t length) { assert(length > 0); - uint32_t result = (Segments_allocated_above - length) & 0xff000000; + uint32_t result = (Segments_allocated_above - length) & 0xff000000; // same number of zeroes as SEGMENT_ALIGNMENT if (result <= START_HEAP) { raise << "Allocated too many segments; the VM ran out of memory. " - << "Maybe SPACE_FOR_SEGMENT can be smaller?\n" << end(); + << "Maybe SEGMENT_ALIGNMENT can be smaller?\n" << end(); exit(1); } Mem.push_back(vma(result, result+length)); |