diff options
Diffstat (limited to 'newlib/libc/machine/mips/setjmp.S')
-rw-r--r-- | newlib/libc/machine/mips/setjmp.S | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/newlib/libc/machine/mips/setjmp.S b/newlib/libc/machine/mips/setjmp.S deleted file mode 100644 index 268cb1862..000000000 --- a/newlib/libc/machine/mips/setjmp.S +++ /dev/null @@ -1,97 +0,0 @@ -/* This is a simple version of setjmp and longjmp for MIPS 32 and 64. - - Ian Lance Taylor, Cygnus Support, 13 May 1993. */ - -#ifdef __mips16 -/* This file contains 32 bit assembly code. */ - .set nomips16 -#endif - -#define GPR_LAYOUT \ - GPR_OFFSET ($16, 0); \ - GPR_OFFSET ($17, 1); \ - GPR_OFFSET ($18, 2); \ - GPR_OFFSET ($19, 3); \ - GPR_OFFSET ($20, 4); \ - GPR_OFFSET ($21, 5); \ - GPR_OFFSET ($22, 6); \ - GPR_OFFSET ($23, 7); \ - GPR_OFFSET ($29, 8); \ - GPR_OFFSET ($30, 9); \ - GPR_OFFSET ($31, 10) - -#define NUM_GPRS_SAVED 11 - -#ifdef __mips_hard_float -#define FPR_LAYOUT \ - FPR_OFFSET ($f20, 0); \ - FPR_OFFSET ($f21, 1); \ - FPR_OFFSET ($f22, 2); \ - FPR_OFFSET ($f23, 3); \ - FPR_OFFSET ($f24, 4); \ - FPR_OFFSET ($f25, 5); \ - FPR_OFFSET ($f26, 6); \ - FPR_OFFSET ($f27, 7); \ - FPR_OFFSET ($f28, 8); \ - FPR_OFFSET ($f29, 9); \ - FPR_OFFSET ($f30, 10); \ - FPR_OFFSET ($f31, 11) -#else -#define FPR_LAYOUT -#endif - -#ifdef __mips64 -#define BYTES_PER_WORD 8 -#define LOAD_GPR ld -#define LOAD_FPR ldc1 -#define STORE_GPR sd -#define STORE_FPR sdc1 -#else -#define BYTES_PER_WORD 4 -#define LOAD_GPR lw -#define LOAD_FPR lwc1 -#define STORE_GPR sw -#define STORE_FPR swc1 -#endif - -#define GPOFF(INDEX) (INDEX * BYTES_PER_WORD) -#define FPOFF(INDEX) ((INDEX + NUM_GPRS_SAVED) * BYTES_PER_WORD) - -/* int setjmp (jmp_buf); */ - .globl setjmp - .ent setjmp -setjmp: - .frame $sp,0,$31 - -#define GPR_OFFSET(REG, INDEX) STORE_GPR REG,GPOFF(INDEX)($4) -#define FPR_OFFSET(REG, INDEX) STORE_FPR REG,FPOFF(INDEX)($4) - GPR_LAYOUT - FPR_LAYOUT -#undef GPR_OFFSET -#undef FPR_OFFSET - - move $2,$0 - j $31 - - .end setjmp - -/* volatile void longjmp (jmp_buf, int); */ - .globl longjmp - .ent longjmp -longjmp: - .frame $sp,0,$31 - -#define GPR_OFFSET(REG, INDEX) LOAD_GPR REG,GPOFF(INDEX)($4) -#define FPR_OFFSET(REG, INDEX) LOAD_FPR REG,FPOFF(INDEX)($4) - GPR_LAYOUT - FPR_LAYOUT -#undef GPR_OFFSET -#undef FPR_OFFSET - - bne $5,$0,1f - li $5,1 -1: - move $2,$5 - j $31 - - .end longjmp |