OpenJDK / jdk / hs
changeset 46753:137ae24f3b52
8185723: Zero: segfaults on Power PC 32-bit
Reviewed-by: roland
| author | aph |
|---|---|
| date | Wed, 02 Aug 2017 17:22:40 +0100 |
| parents | a2b799e3f0be |
| children | b9a409ea423b |
| files | hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.hpp |
| diffstat | 1 files changed, 4 insertions(+), 4 deletions(-) [+] |
line wrap: on
line diff
--- a/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.hpp Fri Aug 04 14:28:57 2017 +0200 +++ b/hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.hpp Wed Aug 02 17:22:40 2017 +0100 @@ -38,10 +38,10 @@ static void atomic_copy64(const volatile void *src, volatile void *dst) { #if defined(PPC32) double tmp; - asm volatile ("lfd %0, 0(%1)\n" - "stfd %0, 0(%2)\n" - : "=f"(tmp) - : "b"(src), "b"(dst)); + asm volatile ("lfd %0, %2\n" + "stfd %0, %1\n" + : "=&f"(tmp), "=Q"(*(volatile double*)dst) + : "Q"(*(volatile double*)src)); #elif defined(S390) && !defined(_LP64) double tmp; asm volatile ("ld %0, 0(%1)\n"