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-rw-r--r--erts/emulator/beam/beam_emu.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 48569a90a9..367da88cb6 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -439,6 +439,12 @@ init_emulator(void)
# define REG_stop asm("%l3")
# define REG_I asm("%l4")
# define REG_fcalls asm("%l5")
+#elif defined(__GNUC__) && defined(__amd64__) && !defined(DEBUG)
+# define REG_xregs asm("%r12")
+# define REG_htop
+# define REG_stop asm("%r13")
+# define REG_I asm("%rbx")
+# define REG_fcalls asm("%r14")
#else
# define REG_xregs
# define REG_htop