On 11.10.2015, at 03:13, Rainer Müller <rai...@macports.org> wrote: > > On 2015-10-11 00:24, Thomas Bodlien wrote: >> can it be, that the compiler is creating Haswell specific machine-code? > > Yes, very likely. MacPorts does not pass any -march or -mtune arguments > by default to the compiler. The gmp port even disables archive_sites to > force a build on the local machine. The Portfile points to ticket in > Trac [1], which is inaccessible at the moment. > > > The crash log tells us it was an illegal instruction: > > Exception Type: EXC_BAD_INSTRUCTION (SIGILL) > Exception Codes: 0x0000000000000001, 0x0000000000000000 > Exception Note: EXC_CORPSE_NOTIFY > > The instruction can be found at this location: > > Thread 8 Crashed: > 0 libgmp.10.dylib 0x000000010005bfa9 __gmpn_sqr_basecase + 9 > > In the libgmp.10.dylib I built locally, there is no suspicious > instruction at this location: > > $ otool -tv /opt/local/lib/libgmp.10.dylib |grep -A6 ^___gmpn_sqr_basecase: > ___gmpn_sqr_basecase: > 0000000000025b40 cmpq $0x2, %rdx > 0000000000025b44 jae 0x25b54 > 0000000000025b46 movq (%rsi), %rax > 0000000000025b49 mulq %rax > 0000000000025b4c movq %rax, (%rdi) > 0000000000025b4f movq %rdx, 0x8(%rdi) > > Can you check this in the version you are shipping? > > Rainer > > [1] http://trac.macports.org/ticket/41614 > <http://trac.macports.org/ticket/41614>
This is, what I am getting: $ otool -tv /Volumes/SSD/SRC/Mac/Compute\ PI/libgmp.10.dylib |grep -A6 ^___gmpn_sqr_basecase: ___gmpn_sqr_basecase: 0000000000028fa0 cmpq $0x2, %rdx 0000000000028fa4 jae 0x28fb6 0000000000028fa6 movq (%rsi), %rdx 0000000000028fa9 mulxq %rdx, %rax, %rdx 0000000000028fae movq %rax, (%rdi) 0000000000028fb1 movq %rdx, 0x8(%rdi) Regards
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