| author |  Benjamin Feng <benjamin.feng@glassdoor.com> 2021-04-10 12:58:21-05:00 |
| committer | Benjamin Feng <benjamin.feng@glassdoor.com> 2021-04-10 22:47:22-05:00 |
| log | 073d8e55c321db585d71534a94124100582860f7 |
| tree | 350640dc8429708345367dc17fbce65ad08d26c5 |
| parent | 2e85eb2bf8f0e7292a73c58e8f4d04666e4a6be7 |
Initialize the ppc stack frame correctly
1 files changed, 6 insertions(+), 3 deletions(-)
lib- std
lib/std/start.zig+6-3
| ... | ... | @@ -198,13 +198,16 @@ fn _start() callconv(.Naked) noreturn { |
| 198 | 198 | ); |
| 199 | 199 | }, |
| 200 | 200 | .powerpc => { |
| 201 | // Setup the initial stack frame and clear the back chain pointer. | |
| 201 | 202 | argc_argv_ptr = asm volatile ( |
| 202 | \\ mr 3, 1 | |
| 203 | \\ mr 4, 1 | |
| 203 | 204 | \\ li 0, 0 |
| 205 | \\ stwu 1,-16(1) | |
| 206 | \\ stw 0, 0(1) | |
| 204 | 207 | \\ mtlr 0 |
| 205 | : [argc] "={r3}" (-> [*]usize) | |
| 208 | : [argc] "={r4}" (-> [*]usize) | |
| 206 | 209 | : |
| 207 | : "r0", "r3" | |
| 210 | : "r0" | |
| 208 | 211 | ); |
| 209 | 212 | }, |
| 210 | 213 | .powerpc64le => { |