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The JIT should work now but there is an extra bottleneck causing it to
not match Kheperix speeds while executing Linux/ppc binaries. Fix x86 DYNGEN_OP_FLAGS settings. Only allocate translation cache in .data on PPC since x86 can do jumps anywhere.
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@ -544,9 +544,6 @@ AC_CACHE_CHECK([whether the compiler can generate ELF objects],
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])
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ELF_OBJECTS=$ac_cv_elf_objects
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dnl FIXME: forcibly disable JIT for now
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WANT_JIT=no
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dnl CPU emulator sources
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if [[ "x$EMULATED_PPC" = "xyes" ]]; then
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CPUSRCS="\
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@ -577,7 +574,7 @@ if [[ "x$EMULATED_PPC" = "xyes" ]]; then
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])
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if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then
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case $host_cpu in
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i?86:yes)
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i?86)
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DYNGEN_OP_FLAGS="-fomit-frame-pointer -mpreferred-stack-boundary=2"
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if [[ "x$HAVE_GCC30" = "xyes" ]]; then
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DYNGEN_OP_FLAGS="$DYNGEN_OP_FLAGS -falign-functions=0"
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@ -619,11 +616,6 @@ if [[ "x$ac_cv_use_dyngen" = "xyes" ]]; then
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asm volatile("isync" : : : "memory");
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((void (*)(void))p)();
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return 0;
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#endif
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#if defined(__i386__)
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static unsigned char p[] = {0xc3};
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((void (*)(void))p)();
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return 0;
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#endif
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return 1;
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}], ac_cv_have_static_data_exec=yes, ac_cv_have_static_data_exec=no,
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