* [PATCH] powerpc/kvm: fix build with older toolchains
@ 2011-11-07 23:36 Nishanth Aravamudan
2011-11-10 17:11 ` Alexander Graf
0 siblings, 1 reply; 2+ messages in thread
From: Nishanth Aravamudan @ 2011-11-07 23:36 UTC (permalink / raw)
To: Alexander Graf; +Cc: Paul Mackerras, linuxppc-dev, kvm-ppc
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 <nacc@us.ibm.com>
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
--
Nishanth Aravamudan <nacc@us.ibm.com>
IBM Linux Technology Center
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] powerpc/kvm: fix build with older toolchains
2011-11-07 23:36 [PATCH] powerpc/kvm: fix build with older toolchains Nishanth Aravamudan
@ 2011-11-10 17:11 ` Alexander Graf
0 siblings, 0 replies; 2+ messages in thread
From: Alexander Graf @ 2011-11-10 17:11 UTC (permalink / raw)
To: Nishanth Aravamudan; +Cc: Paul Mackerras, linuxppc-dev, kvm-ppc
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<nacc@us.ibm.com>
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
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2011-11-07 23:36 [PATCH] powerpc/kvm: fix build with older toolchains Nishanth Aravamudan
2011-11-10 17:11 ` Alexander Graf
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