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Last change
on this file since 444 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:
2.3 KB
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| 1 | /* A setjmp.c for Moxie |
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| 2 | Copyright (C) 2009 Anthony Green |
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| 3 | |
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| 4 | The authors hereby grant permission to use, copy, modify, distribute, |
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| 5 | and license this software and its documentation for any purpose, provided |
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| 6 | that existing copyright notices are retained in all copies and that this |
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| 7 | notice is included verbatim in any distributions. No written agreement, |
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| 8 | license, or royalty fee is required for any of the authorized uses. |
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| 9 | Modifications to this software may be copyrighted by their authors |
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| 10 | and need not follow the licensing terms described here, provided that |
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| 11 | the new terms are clearly indicated on the first page of each file where |
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| 12 | they apply. */ |
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| 13 | |
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| 14 | # setjmp/longjmp for moxie. The jmpbuf looks like this: |
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| 15 | # |
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| 16 | # Register jmpbuf offset |
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| 17 | # $r0 0x00 |
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| 18 | # $r1 0x04 |
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| 19 | # $r2 0x08 |
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| 20 | # $r3 0x0c |
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| 21 | # $r4 0x10 |
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| 22 | # $r5 0x14 |
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| 23 | # $r6 0x18 |
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| 24 | # $r7 0x1c |
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| 25 | # $r8 0x20 |
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| 26 | # $r9 0x24 |
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| 27 | # $r10 0x28 |
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| 28 | # $r11 0x2c |
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| 29 | # $r12 0x30 |
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| 30 | # $r13 0x34 |
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| 31 | # $fp 0x38 |
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| 32 | # $sp 0x3c |
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| 33 | |
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| 34 | .text |
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| 35 | .global setjmp |
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| 36 | .type setjmp,@function |
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| 37 | setjmp: |
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| 38 | st.l ($r0), $r0 |
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| 39 | sto.l 0x04($r0), $r1 |
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| 40 | sto.l 0x08($r0), $r2 |
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| 41 | sto.l 0x0c($r0), $r3 |
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| 42 | sto.l 0x10($r0), $r4 |
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| 43 | sto.l 0x14($r0), $r5 |
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| 44 | sto.l 0x18($r0), $r6 |
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| 45 | sto.l 0x1c($r0), $r7 |
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| 46 | sto.l 0x20($r0), $r8 |
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| 47 | sto.l 0x24($r0), $r9 |
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| 48 | sto.l 0x28($r0), $r10 |
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| 49 | sto.l 0x2c($r0), $r11 |
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| 50 | sto.l 0x30($r0), $r12 |
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| 51 | sto.l 0x34($r0), $r13 |
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| 52 | sto.l 0x38($r0), $sp |
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| 53 | sto.l 0x3c($r0), $fp |
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| 54 | xor $r0, $r0 |
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| 55 | ret |
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| 56 | .Lend1: |
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| 57 | .size setjmp,.Lend1-setjmp |
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| 58 | |
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| 59 | .global longjmp |
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| 60 | .type longjmp,@function |
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| 61 | longjmp: |
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| 62 | ldi.l $r2, 0x00 |
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| 63 | cmp $r1, $r2 |
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| 64 | beq .Lreturn1 |
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| 65 | ldo.l $r1, 0x04($r0) |
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| 66 | ldo.l $r2, 0x08($r0) |
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| 67 | ldo.l $r3, 0x0c($r0) |
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| 68 | ldo.l $r4, 0x10($r0) |
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| 69 | ldo.l $r5, 0x14($r0) |
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| 70 | ldo.l $r6, 0x18($r0) |
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| 71 | ldo.l $r7, 0x1c($r0) |
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| 72 | ldo.l $r8, 0x20($r0) |
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| 73 | ldo.l $r9, 0x24($r0) |
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| 74 | ldo.l $r10, 0x28($r0) |
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| 75 | ldo.l $r11, 0x2c($r0) |
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| 76 | ldo.l $r12, 0x30($r0) |
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| 77 | ldo.l $r13, 0x34($r0) |
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| 78 | ldo.l $sp, 0x38($r0) |
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| 79 | ldo.l $fp, 0x3c($r0) |
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| 80 | mov $r0, $r1 |
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| 81 | ret |
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| 82 | .Lreturn1: |
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| 83 | ldo.l $r1, 0x04($r0) |
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| 84 | ldo.l $r2, 0x08($r0) |
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| 85 | ldo.l $r3, 0x0c($r0) |
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| 86 | ldo.l $r4, 0x10($r0) |
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| 87 | ldo.l $r5, 0x14($r0) |
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| 88 | ldo.l $r6, 0x18($r0) |
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| 89 | ldo.l $r7, 0x1c($r0) |
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| 90 | ldo.l $r8, 0x20($r0) |
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| 91 | ldo.l $r9, 0x24($r0) |
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| 92 | ldo.l $r10, 0x28($r0) |
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| 93 | ldo.l $r11, 0x2c($r0) |
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| 94 | ldo.l $r12, 0x30($r0) |
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| 95 | ldo.l $r13, 0x34($r0) |
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| 96 | ldo.l $sp, 0x38($r0) |
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| 97 | ldo.l $fp, 0x3c($r0) |
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| 98 | ldi.l $r0, 0x01 |
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| 99 | ret |
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| 100 | .Lend2: |
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| 101 | .size longjmp,.Lend2-longjmp |
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