* Re: [PATCH] KVM: PPC: bookehv64: Add support for std/ld emulation.
@ 2012-06-18 20:48 Scott Wood
2012-06-18 20:52 ` Varun Sethi
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: Scott Wood @ 2012-06-18 20:48 UTC (permalink / raw)
To: kvm-ppc
On 06/18/2012 03:42 PM, Varun Sethi wrote:
> Add support for std/ld emulation.
>
> Signed-off-by: Varun Sethi <Varun.Sethi@freescale.com>
> ---
> arch/powerpc/kvm/emulate.c | 14 ++++++++++++++
> 1 files changed, 14 insertions(+), 0 deletions(-)
>
> diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c
> index f90e86d..a04543a 100644
> --- a/arch/powerpc/kvm/emulate.c
> +++ b/arch/powerpc/kvm/emulate.c
> @@ -59,11 +59,13 @@
> #define OP_31_XOP_STHBRX 918
>
> #define OP_LWZ 32
> +#define OP_LD 58
> #define OP_LWZU 33
> #define OP_LBZ 34
> #define OP_LBZU 35
> #define OP_STW 36
> #define OP_STWU 37
> +#define OP_STD 62
> #define OP_STB 38
> #define OP_STBU 39
> #define OP_LHZ 40
What about STDU, STDX, LWA, etc? If you're going to add some 64-bit
load/store instructions, but not others of the same classes as are
implemented for 32-bit, at least leave a comment pointing out what's
missing.
-Scott
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH] KVM: PPC: bookehv64: Add support for std/ld emulation.
2012-06-18 20:48 [PATCH] KVM: PPC: bookehv64: Add support for std/ld emulation Scott Wood
@ 2012-06-18 20:52 ` Varun Sethi
2012-06-18 20:54 ` Varun Sethi
2012-06-18 20:58 ` Sethi Varun-B16395
2 siblings, 0 replies; 4+ messages in thread
From: Varun Sethi @ 2012-06-18 20:52 UTC (permalink / raw)
To: kvm-ppc
Add support for std/ld emulation.
Signed-off-by: Varun Sethi <Varun.Sethi@freescale.com>
---
arch/powerpc/kvm/emulate.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c
index f90e86d..a04543a 100644
--- a/arch/powerpc/kvm/emulate.c
+++ b/arch/powerpc/kvm/emulate.c
@@ -59,11 +59,13 @@
#define OP_31_XOP_STHBRX 918
#define OP_LWZ 32
+#define OP_LD 58
#define OP_LWZU 33
#define OP_LBZ 34
#define OP_LBZU 35
#define OP_STW 36
#define OP_STWU 37
+#define OP_STD 62
#define OP_STB 38
#define OP_STBU 39
#define OP_LHZ 40
@@ -392,6 +394,11 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
emulated = kvmppc_handle_load(run, vcpu, rt, 4, 1);
break;
+ case OP_LD:
+ rt = get_rt(inst);
+ emulated = kvmppc_handle_load(run, vcpu, rt, 8, 1);
+ break;
+
case OP_LWZU:
emulated = kvmppc_handle_load(run, vcpu, rt, 4, 1);
kvmppc_set_gpr(vcpu, ra, vcpu->arch.vaddr_accessed);
@@ -412,6 +419,13 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
4, 1);
break;
+ case OP_STD:
+ rs = get_rs(inst);
+ emulated = kvmppc_handle_store(run, vcpu,
+ kvmppc_get_gpr(vcpu, rs),
+ 8, 1);
+ break;
+
case OP_STWU:
emulated = kvmppc_handle_store(run, vcpu,
kvmppc_get_gpr(vcpu, rs),
--
1.7.4.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH] KVM: PPC: bookehv64: Add support for std/ld emulation.
2012-06-18 20:48 [PATCH] KVM: PPC: bookehv64: Add support for std/ld emulation Scott Wood
2012-06-18 20:52 ` Varun Sethi
@ 2012-06-18 20:54 ` Varun Sethi
2012-06-18 20:58 ` Sethi Varun-B16395
2 siblings, 0 replies; 4+ messages in thread
From: Varun Sethi @ 2012-06-18 20:54 UTC (permalink / raw)
To: kvm-ppc
Add support for std/ld emulation.
Signed-off-by: Varun Sethi <Varun.Sethi@freescale.com>
---
arch/powerpc/kvm/emulate.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c
index f90e86d..a04543a 100644
--- a/arch/powerpc/kvm/emulate.c
+++ b/arch/powerpc/kvm/emulate.c
@@ -59,11 +59,13 @@
#define OP_31_XOP_STHBRX 918
#define OP_LWZ 32
+#define OP_LD 58
#define OP_LWZU 33
#define OP_LBZ 34
#define OP_LBZU 35
#define OP_STW 36
#define OP_STWU 37
+#define OP_STD 62
#define OP_STB 38
#define OP_STBU 39
#define OP_LHZ 40
@@ -392,6 +394,11 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
emulated = kvmppc_handle_load(run, vcpu, rt, 4, 1);
break;
+ case OP_LD:
+ rt = get_rt(inst);
+ emulated = kvmppc_handle_load(run, vcpu, rt, 8, 1);
+ break;
+
case OP_LWZU:
emulated = kvmppc_handle_load(run, vcpu, rt, 4, 1);
kvmppc_set_gpr(vcpu, ra, vcpu->arch.vaddr_accessed);
@@ -412,6 +419,13 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
4, 1);
break;
+ case OP_STD:
+ rs = get_rs(inst);
+ emulated = kvmppc_handle_store(run, vcpu,
+ kvmppc_get_gpr(vcpu, rs),
+ 8, 1);
+ break;
+
case OP_STWU:
emulated = kvmppc_handle_store(run, vcpu,
kvmppc_get_gpr(vcpu, rs),
--
1.7.4.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* RE: [PATCH] KVM: PPC: bookehv64: Add support for std/ld emulation.
2012-06-18 20:48 [PATCH] KVM: PPC: bookehv64: Add support for std/ld emulation Scott Wood
2012-06-18 20:52 ` Varun Sethi
2012-06-18 20:54 ` Varun Sethi
@ 2012-06-18 20:58 ` Sethi Varun-B16395
2 siblings, 0 replies; 4+ messages in thread
From: Sethi Varun-B16395 @ 2012-06-18 20:58 UTC (permalink / raw)
To: kvm-ppc
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^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2012-06-18 20:58 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2012-06-18 20:48 [PATCH] KVM: PPC: bookehv64: Add support for std/ld emulation Scott Wood
2012-06-18 20:52 ` Varun Sethi
2012-06-18 20:54 ` Varun Sethi
2012-06-18 20:58 ` Sethi Varun-B16395
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