From: YunQiang Su Date: Sat Sep 5 06:39:25 PDT 2015 Subject: [klibc] mips/setjmp.S: don't save and restore floating-point registers Bug-Debian: https://bugs.debian.org/789683 Forwarded: http://www.zytor.com/pipermail/klibc/2015-September/003833.html Klibc FTBFS with '-mno-odd-spreg' on mips32(el) platforms, As it try to save/restore odd-number FPR. Indeed no other architectures save/restore FPR at all. It shouldn't be needed. --- usr/klibc/arch/mips/setjmp.S | 24 ------------------------ 1 file changed, 24 deletions(-) --- a/usr/klibc/arch/mips/setjmp.S +++ b/usr/klibc/arch/mips/setjmp.S @@ -29,18 +29,6 @@ LEAF(setjmp) sw s8, 40(a0) sw ra, 44(a0) cfc1 t0,$31 - swc1 $f20,48(a0) - swc1 $f21,52(a0) - swc1 $f22,56(a0) - swc1 $f23,60(a0) - swc1 $f24,64(a0) - swc1 $f25,68(a0) - swc1 $f26,72(a0) - swc1 $f27,76(a0) - swc1 $f28,80(a0) - swc1 $f29,84(a0) - swc1 $f30,88(a0) - swc1 $f31,92(a0) sw t0,96(a0) move v0,zero jr ra @@ -61,18 +49,6 @@ LEAF(longjmp) lw s8, 40(a0) lw ra, 44(a0) lw t0, 96(a0) - lwc1 $f20,48(a0) - lwc1 $f21,52(a0) - lwc1 $f22,56(a0) - lwc1 $f23,60(a0) - lwc1 $f24,64(a0) - lwc1 $f25,68(a0) - lwc1 $f26,72(a0) - lwc1 $f27,76(a0) - lwc1 $f28,80(a0) - lwc1 $f29,84(a0) - lwc1 $f30,88(a0) - lwc1 $f31,92(a0) ctc1 t0,$31 move v0,a1 jr ra