| Yi Li | 6a01f23 | 2009-01-07 23:14:39 +0800 | [diff] [blame] | 1 | /* |
| 2 | * linux/arch/blackfin/mcount.S |
| 3 | * |
| 4 | * Copyright (C) 2006 Analog Devices Inc. |
| 5 | * |
| 6 | * 2007/04/12 Save index, length, modify and base registers. --rpm |
| 7 | */ |
| 8 | |
| 9 | #include <linux/linkage.h> |
| 10 | #include <asm/blackfin.h> |
| 11 | |
| 12 | .text |
| 13 | |
| 14 | .align 4 /* just in case */ |
| 15 | |
| 16 | ENTRY(__mcount) |
| 17 | [--sp] = i0; |
| 18 | [--sp] = i1; |
| 19 | [--sp] = i2; |
| 20 | [--sp] = i3; |
| 21 | [--sp] = l0; |
| 22 | [--sp] = l1; |
| 23 | [--sp] = l2; |
| 24 | [--sp] = l3; |
| 25 | [--sp] = m0; |
| 26 | [--sp] = m1; |
| 27 | [--sp] = m2; |
| 28 | [--sp] = m3; |
| 29 | [--sp] = b0; |
| 30 | [--sp] = b1; |
| 31 | [--sp] = b2; |
| 32 | [--sp] = b3; |
| 33 | [--sp] = ( r7:0, p5:0 ); |
| 34 | [--sp] = ASTAT; |
| 35 | |
| 36 | p1.L = _ipipe_trace_enable; |
| 37 | p1.H = _ipipe_trace_enable; |
| 38 | r7 = [p1]; |
| 39 | CC = r7 == 0; |
| 40 | if CC jump out; |
| 41 | link 0x10; |
| 42 | r0 = 0x0; |
| 43 | [sp + 0xc] = r0; /* v */ |
| 44 | r0 = 0x0; /* type: IPIPE_TRACE_FN */ |
| 45 | r1 = rets; |
| 46 | p0 = [fp]; /* p0: Prior FP */ |
| 47 | r2 = [p0 + 4]; /* r2: Prior RETS */ |
| 48 | call ___ipipe_trace; |
| 49 | unlink; |
| 50 | out: |
| 51 | ASTAT = [sp++]; |
| 52 | ( r7:0, p5:0 ) = [sp++]; |
| 53 | b3 = [sp++]; |
| 54 | b2 = [sp++]; |
| 55 | b1 = [sp++]; |
| 56 | b0 = [sp++]; |
| 57 | m3 = [sp++]; |
| 58 | m2 = [sp++]; |
| 59 | m1 = [sp++]; |
| 60 | m0 = [sp++]; |
| 61 | l3 = [sp++]; |
| 62 | l2 = [sp++]; |
| 63 | l1 = [sp++]; |
| 64 | l0 = [sp++]; |
| 65 | i3 = [sp++]; |
| 66 | i2 = [sp++]; |
| 67 | i1 = [sp++]; |
| 68 | i0 = [sp++]; |
| 69 | rts; |
| 70 | ENDPROC(__mcount) |