diff options
| author | Marvin Borner | 2020-07-29 14:58:34 +0200 |
|---|---|---|
| committer | Marvin Borner | 2020-07-29 15:00:35 +0200 |
| commit | f0e58643098efafecf77d2b9115dfff16f931868 (patch) | |
| tree | 6af2ba07e0794c55c6a4ac0d5f930bd53a54354e /src/drivers/cpu.c | |
| parent | f28c0aae0d8fe6ccd48f3bca711360cb650c4d11 (diff) | |
Switched to -Os flag and fixed issues with it
Somehow the insl function gets optimized to one instruction so I need
a gcc attribute to exclude this function from optimization. I may fix
this in the future though. Anyways, the kernel is waay smaller now! :)
Diffstat (limited to 'src/drivers/cpu.c')
| -rw-r--r-- | src/drivers/cpu.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/drivers/cpu.c b/src/drivers/cpu.c index d6a1760..945dc4a 100644 --- a/src/drivers/cpu.c +++ b/src/drivers/cpu.c @@ -24,7 +24,8 @@ u32 inl(u16 port) return value; } -void insl(u16 port, void *addr, int n) +// TODO: Fix optimization issues with insl +void __attribute__((optimize("O0"))) insl(u16 port, void *addr, int n) { __asm__("cld; rep insl" : "=D"(addr), "=c"(n) |