| author |  Jakub Konka <kubkon@jakubkonka.com> 2020-09-08 22:00:31+02:00 |
| committer | Jakub Konka <kubkon@jakubkonka.com> 2020-09-08 22:00:31+02:00 |
| log | edbfd04ec1fa11fde88166c4b906b7868cbbf218 |
| tree | ba957fae1289e85c55c6c32efe129fd4f7767aa4 |
| parent | 9306dbd6194251e816f11bc8f420fac0d1ca8835 |
| signature |  Commit is signed but in an unrecognized format. |
Do not pad out text blocks
It seems MachO does not like padding between text block in __text
section. Unlike in Elf, there is no size information in symbol
struct `nlist_64`.
Signed-off-by: Jakub Konka <kubkon@jakubkonka.com>1 files changed, 2 insertions(+), 3 deletions(-)
src-self-hosted- link
src-self-hosted/link/MachO.zig+2-3
| ... | ... | @@ -500,9 +500,8 @@ fn allocateTextBlock(self: *MachO, text_block: *TextBlock, new_block_size: u64, |
| 500 | 500 | const addr = blk: { |
| 501 | 501 | if (self.last_text_block) |last| { |
| 502 | 502 | const last_symbol = self.symbol_table.items[last.symbol_table_index.?]; |
| 503 | const ideal_capacity = last.size * alloc_num / alloc_den; | |
| 504 | const ideal_capacity_end_addr = last_symbol.n_value + ideal_capacity; | |
| 505 | const new_start_addr = mem.alignForwardGeneric(u64, ideal_capacity_end_addr, alignment); | |
| 503 | const end_addr = last_symbol.n_value + last.size; | |
| 504 | const new_start_addr = mem.alignForwardGeneric(u64, end_addr, alignment); | |
| 506 | 505 | block_placement = last; |
| 507 | 506 | break :blk new_start_addr; |
| 508 | 507 | } else { |