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Fixed the profiling version ALTENTRY(). Again. The previous version

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didn't set up the frame pointer before calling mcount, and then jumped
to the wrong place in ENTRY() to defeat the point of the jump.
This commit is contained in:
bde 2000-01-25 09:01:55 +00:00
parent 2d72ea0422
commit 9fe8ef8eba
2 changed files with 18 additions and 10 deletions
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14
sys/amd64/include/asm.h
View File

@ -84,15 +84,19 @@
.globl CNAME(x); .type CNAME(x),@function; CNAME(x):
#ifdef PROF
#define ENTRY(x) _ENTRY(x); 9: \
#define ALTENTRY(x) _ENTRY(x); \
pushl %ebp; movl %esp,%ebp; \
call PIC_PLT(HIDENAME(mcount)); \
popl %ebp
#define ALTENTRY(x) _ENTRY(x) ; call PIC_PLT(HIDENAME(mcount)) ; jmp 9f
popl %ebp; \
jmp 9f
#define ENTRY(x) _ENTRY(x); \
pushl %ebp; movl %esp,%ebp; \
call PIC_PLT(HIDENAME(mcount)); \
popl %ebp; \
9:
#else
#define ALTENTRY(x) _ENTRY(x)
#define ENTRY(x) _ENTRY(x)
#define ALTENTRY(x) _ENTRY(x)
#endif
#define RCSID(x) .text; .asciz x

14
sys/i386/include/asm.h
View File

@ -84,15 +84,19 @@
.globl CNAME(x); .type CNAME(x),@function; CNAME(x):
#ifdef PROF
#define ENTRY(x) _ENTRY(x); 9: \
#define ALTENTRY(x) _ENTRY(x); \
pushl %ebp; movl %esp,%ebp; \
call PIC_PLT(HIDENAME(mcount)); \
popl %ebp
#define ALTENTRY(x) _ENTRY(x) ; call PIC_PLT(HIDENAME(mcount)) ; jmp 9f
popl %ebp; \
jmp 9f
#define ENTRY(x) _ENTRY(x); \
pushl %ebp; movl %esp,%ebp; \
call PIC_PLT(HIDENAME(mcount)); \
popl %ebp; \
9:
#else
#define ALTENTRY(x) _ENTRY(x)
#define ENTRY(x) _ENTRY(x)
#define ALTENTRY(x) _ENTRY(x)
#endif
#define RCSID(x) .text; .asciz x