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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:
850 bytes
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| 1 | /* These are predefined by new versions of GNU cpp. */ |
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| 2 | |
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| 3 | #ifndef __USER_LABEL_PREFIX__ |
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| 4 | #define __USER_LABEL_PREFIX__ _ |
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| 5 | #endif |
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| 6 | |
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| 7 | /* ANSI concatenation macros. */ |
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| 8 | |
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| 9 | #define CONCAT1(a, b) CONCAT2(a, b) |
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| 10 | #define CONCAT2(a, b) a ## b |
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| 11 | |
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| 12 | /* Use the right prefix for global labels. */ |
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| 13 | |
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| 14 | #define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__, x) |
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| 15 | |
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| 16 | .global SYM (setjmp) |
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| 17 | .global SYM (_setjmp) |
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| 18 | .global SYM (longjmp) |
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| 19 | |
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| 20 | .section .text,"x" |
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| 21 | .align 4 |
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| 22 | SYM (_setjmp): |
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| 23 | SYM (setjmp): |
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| 24 | st.d 0(r2),r20 |
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| 25 | st.d 8(r2),r22 |
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| 26 | st.d 16(r2),r24 |
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| 27 | st.d 24(r2),r26 |
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| 28 | st.d 32(r2),r28 |
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| 29 | st.d 40(r2),r30 |
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| 30 | st 48(r2),r1 |
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| 31 | jsr r31(r0),r0 |
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| 32 | addu 0,r0,r2 |
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| 33 | |
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| 34 | .section .text,"x" |
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| 35 | .align 4 |
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| 36 | SYM (longjmp): |
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| 37 | ld.d 0(r2),r20 |
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| 38 | ld.d 8(r2),r22 |
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| 39 | ld.d 16(r2),r24 |
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| 40 | ld.d 24(r2),r26 |
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| 41 | ld.d 32(r2),r28 |
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| 42 | ld.d 40(r2),r30 |
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| 43 | bcnd L1,r4,ne0.w |
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| 44 | ld 48(r2),r1 |
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| 45 | |
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| 46 | jsr r31(r0),r0 |
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| 47 | addu 1,r0,r2 |
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| 48 | L1: |
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| 49 | jsr r31(r0),r0 |
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| 50 | addu r4,r0,r2 |
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