diff options
Diffstat (limited to 'sysdeps/alpha/_mcount.S')
| -rw-r--r-- | sysdeps/alpha/_mcount.S | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/sysdeps/alpha/_mcount.S b/sysdeps/alpha/_mcount.S index e813ebdd58..6c4af3f233 100644 --- a/sysdeps/alpha/_mcount.S +++ b/sysdeps/alpha/_mcount.S @@ -28,20 +28,17 @@ compiler treats those calls as if they were instructions. In particular, it doesn't save any of the temporary registers (caller saved registers). It is therefore necessary to preserve all caller-saved registers as well - + Upon entering _mcount, register $at holds the return address and ra holds the return address of the function's caller (selfpc and frompc, respectively in gmon.c language...). */ #include <sysdep.h> -#undef ret /* discard `ret' as defined in sysdep.h */ - .set noat .set noreorder LEAF(_mcount, 0xb0) -weak_alias (_mcount, mcount) .prologue 0 subq sp, 0xb0, sp @@ -69,8 +66,6 @@ weak_alias (_mcount, mcount) stq t5, 0x70(sp) stq t6, 0x78(sp) - lda pv, __mcount - stq t7, 0x80(sp) stq t8, 0x88(sp) stq t9, 0x90(sp) @@ -78,7 +73,7 @@ weak_alias (_mcount, mcount) stq t11, 0xa0(sp) stq v0, 0xa8(sp) - jsr ra, (pv), __mcount + jsr ra, __mcount ldq a0, 0x00(sp) ldq a1, 0x08(sp) @@ -108,3 +103,5 @@ weak_alias (_mcount, mcount) ret zero,($at),1 END(_mcount) + +weak_alias (_mcount, mcount) |