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Diffstat (limited to 'doc/dev notes.txt')
| -rw-r--r-- | doc/dev notes.txt | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/doc/dev notes.txt b/doc/dev notes.txt index 3aa2db5..65a3976 100644 --- a/doc/dev notes.txt +++ b/doc/dev notes.txt @@ -109,13 +109,14 @@ your exception handler must do the following: controller- or interrupt-related function is being called. This is necessary (although ugly) as libpsn00b often calls such functions internally. -* For some reason mipsel-unknown-elf-nm (symbol map generator) insists on -outputting 64-bit addresses (with the top 32 bits set, e.g. FFFFFFFF80010000) -even when feeding it a regular 32-bit MIPS executable, while the standard x86 -nm tool that ships with most GCC packages prints the proper 32-bit address. -Unclear whether this is a bug, intended behavior or the result of some ancient -ELF ABI flag crap. DL_ParseSymbolMap() will ignore the top 32 bits, so this -should only bother you if you're implementing your own symbol map parser. +* For some reason mipsel-unknown-elf-nm and mipsel-none-elf-nm (symbol map +generators) insist on outputting 64-bit addresses (with the top 32 bits set, +e.g. FFFFFFFF80010000) even when feeding it a regular 32-bit MIPS executable, +while the standard x86 nm tool that ships with most GCC packages prints the +proper 32-bit address. Unclear whether this is a bug, intended behavior or the +result of some ancient ELF ABI flag crap. DL_ParseSymbolMap() will ignore the +top 32 bits, so this should only bother you if you're implementing your own +symbol map parser. * I haven't worked on psxspu but, for those willing to write some code, this is the formula to calculate SPU pitch values for playing musical notes ("^" is the |