From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Graf Date: Thu, 10 Nov 2011 17:11:49 +0000 Subject: Re: [PATCH] powerpc/kvm: fix build with older toolchains Message-Id: <4EBC05D5.5080302@suse.de> List-Id: References: <20111107233656.GB20208@us.ibm.com> In-Reply-To: <20111107233656.GB20208@us.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Nishanth Aravamudan Cc: Paul Mackerras , linuxppc-dev@lists.ozlabs.org, kvm-ppc@vger.kernel.org On 11/08/2011 12:36 AM, Nishanth Aravamudan wrote: > Fix KVM build for older toolchains (found with .powerpc64-unknown-linux-gnu-gcc > (crosstool-NG-1.8.1) 4.3.2): > > AS arch/powerpc/kvm/book3s_hv_rmhandlers.o > arch/powerpc/kvm/book3s_hv_rmhandlers.S: Assembler messages: > arch/powerpc/kvm/book3s_hv_rmhandlers.S:1388: Error: Unrecognized opcode: `popcntw' > make[1]: *** [arch/powerpc/kvm/book3s_hv_rmhandlers.o] Error 1 > make: *** [_module_arch/powerpc/kvm] Error 2 > > Signed-off-by: Nishanth Aravamudan Thanks, applied to kvm-ppc-next. Alex > diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S > index 0607909..a053db1 100644 > --- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S > +++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S > @@ -1385,7 +1385,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_ARCH_206) > addi r6,r5,VCORE_NAPPING_THREADS > 31: lwarx r4,0,r6 > or r4,r4,r0 > - popcntw r7,r4 > + PPC_POPCNTW(r7,r4) > cmpw r7,r8 > bge 2f > stwcx. r4,0,r6 >