target/ppc: Use atomic store for STQ
commitf89ced5f556a06986d362dd41a99dfc4dc960fc1
authorRichard Henderson <richard.henderson@linaro.org>
Tue, 26 Jun 2018 16:19:11 +0000 (26 09:19 -0700)
committerDavid Gibson <david@gibson.dropbear.id.au>
Mon, 2 Jul 2018 23:56:52 +0000 (3 09:56 +1000)
tree929f21098327572a94492c9cb024acbb6d9c5ed7
parent94bf2658676be00b6f2b4db5d1788122217665b0
target/ppc: Use atomic store for STQ

Section 1.4 of the Power ISA v3.0B states that this insn is
single-copy atomic.  As we cannot (yet) issue 128-bit stores
within TCG, use the generic helpers provided.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
target/ppc/helper.h
target/ppc/mem_helper.c
target/ppc/translate.c