[PATCH] openjdk/zero: only use floating point if floating point available (original) (raw)
Sebastian Andrzej Siewior sebastian at breakpoint.cc
Fri Jun 18 00:41:52 PDT 2010
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Those two opcodes are not available on non-FPU machines. If we have the SPE extension we could use evldd and evstdd but this requires the address to be 64bit aligned.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy at linutronix.de>
.../src/os_cpu/linux_zero/vm/os_linux_zero.hpp | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/ports/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.hpp b/ports/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.hpp index 86d3562..40fd41e 100644 --- a/ports/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.hpp +++ b/ports/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.hpp @@ -33,7 +33,7 @@ // Atomically copy 64 bits of data static void atomic_copy64(volatile void *src, volatile void *dst) { -#if defined(PPC) && !defined(_LP64) +#if defined(PPC) && !defined(_LP64) && !defined(NO_FPRS) double tmp; asm volatile ("lfd %0, 0(%1)\n" "stfd %0, 0(%2)\n"
1.6.6.1
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