diff options
Diffstat (limited to 'gcc/config/rs6000/eabi.asm')
| -rw-r--r-- | gcc/config/rs6000/eabi.asm | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/gcc/config/rs6000/eabi.asm b/gcc/config/rs6000/eabi.asm index e5483ed759a..c69dfefe424 100644 --- a/gcc/config/rs6000/eabi.asm +++ b/gcc/config/rs6000/eabi.asm @@ -90,6 +90,12 @@ .Ldtore = .-.LCTOC1 .long __DTOR_END__ /* end of .dtor section */ +.Lexcepts = .-.LCTOC1 + .long __EXCEPT_START__ /* start of .gcc_except_table section */ + +.Lexcepte = .-.LCTOC1 + .long __EXCEPT_END__ /* end of .gcc_except_table section */ + .Linit = .-.LCTOC1 .long .Linit_p /* address of variable to say we've been called */ @@ -182,7 +188,7 @@ FUNC_START(__eabi) lwz 4,.Ldtore(11) /* destructors pointers end */ cmpw 1,3,4 /* any pointers to adjust */ - bc 12,6,.Lfix + bc 12,6,.Lexcept .Ldloop: lwz 5,0(3) /* next pointer */ @@ -192,6 +198,25 @@ FUNC_START(__eabi) cmpw 1,3,4 /* more pointers to adjust? */ bc 4,6,.Ldloop +/* Fixup the .gcc_except_table section for G++ exceptions */ + +.Lexcept: + lwz 3,.Lexcepts(11) /* exception table pointers start */ + lwz 4,.Lexcepte(11) /* exception table pointers end */ + + cmpw 1,3,4 /* any pointers to adjust */ + bc 12,6,.Lfix + +.Leloop: + lwz 5,0(3) /* next pointer */ + addi 3,3,4 /* bump to next word */ + cmpi 1,5,0 + beq 1,.Leloop /* if NULL pointer, don't adjust */ + add 5,5,12 /* adjust */ + stw 5,-4(3) + cmpw 1,3,4 /* more pointers to adjust? */ + bc 4,6,.Leloop + /* Fixup any user initialized pointers now (the compiler drops pointers to */ /* each of the relocs that it does in the .fixup section). */ |