projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 5d360a75 HC |
1 | /* |
| 2 | * Copyright IBM Corp. 2008 | |
| 3 | * | |
| 4 | * Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>, | |
| 5 | * | |
| 6 | */ | |
| 7 | ||
| cf087343 HC |
8 | #include <asm/asm-offsets.h> |
| 9 | ||
| 5d360a75 HC |
10 | #ifndef CONFIG_64BIT |
| 11 | .globl _mcount | |
| 12 | _mcount: | |
| 13 | stm %r0,%r5,8(%r15) | |
| 14 | st %r14,56(%r15) | |
| 15 | lr %r1,%r15 | |
| 16 | ahi %r15,-96 | |
| 17 | l %r3,100(%r15) | |
| 18 | la %r2,0(%r14) | |
| cf087343 | 19 | st %r1,__SF_BACKCHAIN(%r15) |
| 5d360a75 HC |
20 | la %r3,0(%r3) |
| 21 | bras %r14,0f | |
| 22 | .long ftrace_trace_function | |
| 23 | 0: l %r14,0(%r14) | |
| 24 | l %r14,0(%r14) | |
| 25 | basr %r14,%r14 | |
| 26 | ahi %r15,96 | |
| 27 | lm %r0,%r5,8(%r15) | |
| 28 | l %r14,56(%r15) | |
| 29 | br %r14 | |
| 30 | ||
| 31 | .globl ftrace_stub | |
| 32 | ftrace_stub: | |
| 33 | br %r14 | |
| 34 | ||
| 35 | #else /* CONFIG_64BIT */ | |
| 36 | ||
| 37 | .globl _mcount | |
| 38 | _mcount: | |
| 39 | stmg %r0,%r5,16(%r15) | |
| 40 | stg %r14,112(%r15) | |
| 41 | lgr %r1,%r15 | |
| 42 | aghi %r15,-160 | |
| cf087343 | 43 | stg %r1,__SF_BACKCHAIN(%r15) |
| 5d360a75 HC |
44 | lgr %r2,%r14 |
| 45 | lg %r3,168(%r15) | |
| 46 | larl %r14,ftrace_trace_function | |
| 47 | lg %r14,0(%r14) | |
| 48 | basr %r14,%r14 | |
| 49 | aghi %r15,160 | |
| 50 | lmg %r0,%r5,16(%r15) | |
| 51 | lg %r14,112(%r15) | |
| 52 | br %r14 | |
| 53 | ||
| 54 | .globl ftrace_stub | |
| 55 | ftrace_stub: | |
| 56 | br %r14 | |
| 57 | ||
| 58 | #endif /* CONFIG_64BIT */ |