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- .global _longjmp
- .global longjmp
- .type _longjmp,@function
- .type longjmp,@function
- _longjmp:
- longjmp:
- /*
- * void longjmp(jmp_buf env, int val);
- * put val into return register and restore the env saved in setjmp
- * if val(r4) is 0, put 1 there.
- */
- /* 0) move old return address into r0 */
- lwz 0, 0(3)
- /* 1) put it into link reg */
- mtlr 0
- /* 2 ) restore stack ptr */
- lwz 1, 4(3)
- /* 3) restore control reg */
- lwz 0, 8(3)
- mtcr 0
- /* 4) restore r14-r31 */
- lwz 14, 12(3)
- lwz 15, 16(3)
- lwz 16, 20(3)
- lwz 17, 24(3)
- lwz 18, 28(3)
- lwz 19, 32(3)
- lwz 20, 36(3)
- lwz 21, 40(3)
- lwz 22, 44(3)
- lwz 23, 48(3)
- lwz 24, 52(3)
- lwz 25, 56(3)
- lwz 26, 60(3)
- lwz 27, 64(3)
- lwz 28, 68(3)
- lwz 29, 72(3)
- lwz 30, 76(3)
- lwz 31, 80(3)
- #if defined(_SOFT_FLOAT) || defined(__NO_FPRS__)
- mflr 0
- bl 1f
- .hidden __hwcap
- .long __hwcap-.
- 1: mflr 6
- lwz 5, 0(6)
- lwzx 6, 6, 5
- andis. 6, 6, 0x80
- beq 1f
- .long 0x11c35b01 /* evldd 14,88(3) */
- .long 0x11e36301 /* ... */
- .long 0x12036b01
- .long 0x12237301
- .long 0x12437b01
- .long 0x12638301
- .long 0x12838b01
- .long 0x12a39301
- .long 0x12c39b01
- .long 0x12e3a301
- .long 0x1303ab01
- .long 0x1323b301
- .long 0x1343bb01
- .long 0x1363c301
- .long 0x1383cb01
- .long 0x13a3d301
- .long 0x13c3db01
- .long 0x13e3e301 /* evldd 31,224(3) */
- .long 0x11a3eb01 /* evldd 13,232(3) */
- 1: mtlr 0
- #else
- lfd 14,88(3)
- lfd 15,96(3)
- lfd 16,104(3)
- lfd 17,112(3)
- lfd 18,120(3)
- lfd 19,128(3)
- lfd 20,136(3)
- lfd 21,144(3)
- lfd 22,152(3)
- lfd 23,160(3)
- lfd 24,168(3)
- lfd 25,176(3)
- lfd 26,184(3)
- lfd 27,192(3)
- lfd 28,200(3)
- lfd 29,208(3)
- lfd 30,216(3)
- lfd 31,224(3)
- #endif
- /* 5) put val into return reg r3 */
- mr 3, 4
- /* 6) check if return value is 0, make it 1 in that case */
- cmpwi cr7, 4, 0
- bne cr7, 1f
- li 3, 1
- 1:
- blr
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