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Last change
on this file was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
2.0 KB
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| 1 | .file "strchr.S" |
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| 2 | |
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| 3 | .section .text |
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| 4 | .global _strchr |
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| 5 | .type _strchr,@function |
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| 6 | _strchr: |
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| 7 | movm [d2,d3,a2,a3],(sp) |
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| 8 | add -12,sp |
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| 9 | .Lend_of_prologue: |
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| 10 | mov d0,a1 |
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| 11 | movbu d1,(7,sp) |
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| 12 | #ifndef __OPTIMIZE_SIZE__ |
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| 13 | btst 3,d0 |
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| 14 | bne .L20 |
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| 15 | clr d0 |
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| 16 | setlb |
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| 17 | mov sp,a2 |
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| 18 | mov d0,d3 |
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| 19 | add d3,a2 |
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| 20 | mov a2,a0 |
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| 21 | add 12,a0 |
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| 22 | movbu (7,sp),d3 |
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| 23 | movbu d3,(-4,a0) |
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| 24 | inc d0 |
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| 25 | cmp 3,d0 |
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| 26 | lls |
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| 27 | mov a1,a0 |
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| 28 | mov -16843009,a1 |
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| 29 | mov (a0),d2 |
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| 30 | mov a1,d1 |
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| 31 | add d2,d1 |
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| 32 | mov d2,d0 |
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| 33 | not d0 |
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| 34 | and d0,d1 |
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| 35 | mov -2139062144,d3 |
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| 36 | mov d3,(0,sp) |
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| 37 | btst -2139062144,d1 |
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| 38 | bne .L27 |
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| 39 | jmp .L38 |
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| 40 | .L28: |
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| 41 | inc4 a0 |
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| 42 | mov (a0),d2 |
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| 43 | mov a1,d1 |
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| 44 | add d2,d1 |
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| 45 | mov d2,d0 |
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| 46 | not d0 |
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| 47 | and d0,d1 |
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| 48 | mov (0,sp),d3 |
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| 49 | and d3,d1 |
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| 50 | bne .L27 |
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| 51 | .L38: |
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| 52 | mov (8,sp),d0 |
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| 53 | xor d2,d0 |
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| 54 | mov a1,d1 |
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| 55 | add d0,d1 |
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| 56 | not d0 |
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| 57 | and d0,d1 |
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| 58 | and d3,d1 |
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| 59 | beq .L28 |
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| 60 | .L27: |
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| 61 | mov a0,a1 |
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| 62 | .L20: |
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| 63 | #endif |
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| 64 | movbu (a1),d0 |
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| 65 | cmp 0,d0 |
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| 66 | beq .L32 |
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| 67 | movbu (7,sp),d1 |
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| 68 | setlb |
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| 69 | cmp d1,d0 |
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| 70 | beq .L36 |
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| 71 | inc a1 |
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| 72 | movbu (a1),d0 |
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| 73 | cmp 0,d0 |
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| 74 | lne |
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| 75 | .L32: |
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| 76 | movbu (7,sp),d0 |
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| 77 | movbu (a1),d3 |
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| 78 | cmp d0,d3 |
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| 79 | beq .L36 |
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| 80 | mov 0,a0 |
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| 81 | jmp .Lepilogue |
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| 82 | .L36: |
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| 83 | mov a1,a0 |
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| 84 | .Lepilogue: |
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| 85 | ret [d2,d3,a2,a3],28 |
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| 86 | .Lend_of_strchr: |
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| 87 | .size _strchr, .Lend_of_strchr - _strchr |
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| 88 | |
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| 89 | .section .debug_frame,"",@progbits |
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| 90 | .Lstart_of_debug_frame: |
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| 91 | # Common Information Entry (CIE) |
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| 92 | .4byte .Lend_of_CIE - .Lstart_of_CIE # CIE Length |
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| 93 | .Lstart_of_CIE: |
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| 94 | .4byte 0xffffffff # CIE Identifier Tag |
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| 95 | .byte 0x1 # CIE Version |
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| 96 | .ascii "\0" # CIE Augmentation |
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| 97 | .uleb128 0x1 # CIE Code Alignment Factor |
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| 98 | .sleb128 -4 # CIE Data Alignment Factor |
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| 99 | .byte 0x32 # CIE RA Column |
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| 100 | .byte 0xc # DW_CFA_def_cfa |
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| 101 | .uleb128 0x9 |
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| 102 | .uleb128 0x0 |
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| 103 | .byte 0xb2 # DW_CFA_offset, column 0x32 |
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| 104 | .uleb128 0x0 |
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| 105 | .align 2 |
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| 106 | .Lend_of_CIE: |
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| 107 | |
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| 108 | # Frame Description Entry (FDE) |
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| 109 | .4byte .Lend_of_FDE - .Lstart_of_FDE # FDE Length |
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| 110 | .Lstart_of_FDE: |
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| 111 | .4byte .Lstart_of_debug_frame # FDE CIE offset |
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| 112 | .4byte _strchr # FDE initial location |
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| 113 | .4byte .Lend_of_strchr - _strchr # FDE address range |
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| 114 | .byte 0x4 # DW_CFA_advance_loc4 |
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| 115 | .4byte .Lend_of_prologue - _strchr |
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| 116 | .byte 0xe # DW_CFA_def_cfa_offset |
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| 117 | .uleb128 0x4 |
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| 118 | .byte 0x87 # DW_CFA_offset, column 0x7 |
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| 119 | .uleb128 0x1 |
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| 120 | .align 2 |
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| 121 | .Lend_of_FDE: |
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