diff options
Diffstat (limited to 'libgloss/mips/crt0.S')
| -rw-r--r-- | libgloss/mips/crt0.S | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/libgloss/mips/crt0.S b/libgloss/mips/crt0.S index 1cc430402..0a8847f61 100644 --- a/libgloss/mips/crt0.S +++ b/libgloss/mips/crt0.S @@ -37,9 +37,9 @@ # else # define LA(t,x) la t,x-PICBASE ; addu t,s0,t # endif -#else /* __mips_embedded_pic */ +#else /* __mips_embedded_pic */ # define LA(t,x) la t,x -#endif /* __mips_embedded_pic */ +#endif /* __mips_embedded_pic */ .comm __memsize, 12 .comm __lstack, STARTUP_STACK_SIZE @@ -116,7 +116,7 @@ _start: 2: -/* Fix high bits, if any, of the PC so that exception handling +/* Fix high bits, if any, of the PC so that exception handling doesn't get confused. */ LA (v0, 3f) jr v0 @@ -161,7 +161,7 @@ zerobss: case main wants to write them back to the stack. The caller is supposed to allocate stack space for parameters in registers in the old MIPS ABIs. We must do this even though we aren't passing - arguments, because main might be declared to have them. + arguments, because main might be declared to have them. Some ports need a larger alignment for the stack, so we subtract 32, which satisifes the stack for the arguments and keeps the @@ -209,6 +209,7 @@ init: nop #endif + jal _init # run global constructors nop @@ -222,6 +223,7 @@ init: move a0,v0 # pass through the exit code .end init + /* Assume the PICBASE set up above is no longer valid below here. */ #ifdef __mips_embedded_pic #undef PICBASE @@ -263,11 +265,10 @@ _exit: # break instruction can cope with 0xfffff, but GAS limits the range: break 1023 - nop b 7b # but loop back just in-case nop .end _exit - + /* Assume the PICBASE set up above is no longer valid below here. */ #ifdef __mips_embedded_pic #undef PICBASE |