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-rw-r--r--arch/powerpc/kvm/Makefile2
-rw-r--r--arch/powerpc/kvm/book3s_paired_singles.c44
-rw-r--r--arch/powerpc/kvm/emulate.c4
-rw-r--r--arch/powerpc/kvm/fpu.S8
4 files changed, 23 insertions, 35 deletions
diff --git a/arch/powerpc/kvm/Makefile b/arch/powerpc/kvm/Makefile
index d45c818a384c..4d6863823f69 100644
--- a/arch/powerpc/kvm/Makefile
+++ b/arch/powerpc/kvm/Makefile
@@ -4,7 +4,7 @@
subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
-EXTRA_CFLAGS += -Ivirt/kvm -Iarch/powerpc/kvm
+ccflags-y := -Ivirt/kvm -Iarch/powerpc/kvm
common-objs-y = $(addprefix ../../../virt/kvm/, kvm_main.o coalesced_mmio.o)
diff --git a/arch/powerpc/kvm/book3s_paired_singles.c b/arch/powerpc/kvm/book3s_paired_singles.c
index 474f2e24050a..35a701f3ece4 100644
--- a/arch/powerpc/kvm/book3s_paired_singles.c
+++ b/arch/powerpc/kvm/book3s_paired_singles.c
@@ -159,7 +159,7 @@
static inline void kvmppc_sync_qpr(struct kvm_vcpu *vcpu, int rt)
{
- kvm_cvt_df(&vcpu->arch.fpr[rt], &vcpu->arch.qpr[rt], &vcpu->arch.fpscr);
+ kvm_cvt_df(&vcpu->arch.fpr[rt], &vcpu->arch.qpr[rt]);
}
static void kvmppc_inject_pf(struct kvm_vcpu *vcpu, ulong eaddr, bool is_store)
@@ -204,7 +204,7 @@ static int kvmppc_emulate_fpr_load(struct kvm_run *run, struct kvm_vcpu *vcpu,
/* put in registers */
switch (ls_type) {
case FPU_LS_SINGLE:
- kvm_cvt_fd((u32*)tmp, &vcpu->arch.fpr[rs], &vcpu->arch.fpscr);
+ kvm_cvt_fd((u32*)tmp, &vcpu->arch.fpr[rs]);
vcpu->arch.qpr[rs] = *((u32*)tmp);
break;
case FPU_LS_DOUBLE:
@@ -230,7 +230,7 @@ static int kvmppc_emulate_fpr_store(struct kvm_run *run, struct kvm_vcpu *vcpu,
switch (ls_type) {
case FPU_LS_SINGLE:
- kvm_cvt_df(&vcpu->arch.fpr[rs], (u32*)tmp, &vcpu->arch.fpscr);
+ kvm_cvt_df(&vcpu->arch.fpr[rs], (u32*)tmp);
val = *((u32*)tmp);
len = sizeof(u32);
break;
@@ -296,7 +296,7 @@ static int kvmppc_emulate_psq_load(struct kvm_run *run, struct kvm_vcpu *vcpu,
emulated = EMULATE_DONE;
/* put in registers */
- kvm_cvt_fd(&tmp[0], &vcpu->arch.fpr[rs], &vcpu->arch.fpscr);
+ kvm_cvt_fd(&tmp[0], &vcpu->arch.fpr[rs]);
vcpu->arch.qpr[rs] = tmp[1];
dprintk(KERN_INFO "KVM: PSQ_LD [0x%x, 0x%x] at 0x%lx (%d)\n", tmp[0],
@@ -314,7 +314,7 @@ static int kvmppc_emulate_psq_store(struct kvm_run *run, struct kvm_vcpu *vcpu,
u32 tmp[2];
int len = w ? sizeof(u32) : sizeof(u64);
- kvm_cvt_df(&vcpu->arch.fpr[rs], &tmp[0], &vcpu->arch.fpscr);
+ kvm_cvt_df(&vcpu->arch.fpr[rs], &tmp[0]);
tmp[1] = vcpu->arch.qpr[rs];
r = kvmppc_st(vcpu, &addr, len, tmp, true);
@@ -516,9 +516,9 @@ static int kvmppc_ps_three_in(struct kvm_vcpu *vcpu, bool rc,
WARN_ON(rc);
/* PS0 */
- kvm_cvt_df(&fpr[reg_in1], &ps0_in1, &vcpu->arch.fpscr);
- kvm_cvt_df(&fpr[reg_in2], &ps0_in2, &vcpu->arch.fpscr);
- kvm_cvt_df(&fpr[reg_in3], &ps0_in3, &vcpu->arch.fpscr);
+ kvm_cvt_df(&fpr[reg_in1], &ps0_in1);
+ kvm_cvt_df(&fpr[reg_in2], &ps0_in2);
+ kvm_cvt_df(&fpr[reg_in3], &ps0_in3);
if (scalar & SCALAR_LOW)
ps0_in2 = qpr[reg_in2];
@@ -529,7 +529,7 @@ static int kvmppc_ps_three_in(struct kvm_vcpu *vcpu, bool rc,
ps0_in1, ps0_in2, ps0_in3, ps0_out);
if (!(scalar & SCALAR_NO_PS0))
- kvm_cvt_fd(&ps0_out, &fpr[reg_out], &vcpu->arch.fpscr);
+ kvm_cvt_fd(&ps0_out, &fpr[reg_out]);
/* PS1 */
ps1_in1 = qpr[reg_in1];
@@ -566,12 +566,12 @@ static int kvmppc_ps_two_in(struct kvm_vcpu *vcpu, bool rc,
WARN_ON(rc);
/* PS0 */
- kvm_cvt_df(&fpr[reg_in1], &ps0_in1, &vcpu->arch.fpscr);
+ kvm_cvt_df(&fpr[reg_in1], &ps0_in1);
if (scalar & SCALAR_LOW)
ps0_in2 = qpr[reg_in2];
else
- kvm_cvt_df(&fpr[reg_in2], &ps0_in2, &vcpu->arch.fpscr);
+ kvm_cvt_df(&fpr[reg_in2], &ps0_in2);
func(&vcpu->arch.fpscr, &ps0_out, &ps0_in1, &ps0_in2);
@@ -579,7 +579,7 @@ static int kvmppc_ps_two_in(struct kvm_vcpu *vcpu, bool rc,
dprintk(KERN_INFO "PS2 ps0 -> f(0x%x, 0x%x) = 0x%x\n",
ps0_in1, ps0_in2, ps0_out);
- kvm_cvt_fd(&ps0_out, &fpr[reg_out], &vcpu->arch.fpscr);
+ kvm_cvt_fd(&ps0_out, &fpr[reg_out]);
}
/* PS1 */
@@ -615,13 +615,13 @@ static int kvmppc_ps_one_in(struct kvm_vcpu *vcpu, bool rc,
WARN_ON(rc);
/* PS0 */
- kvm_cvt_df(&fpr[reg_in], &ps0_in, &vcpu->arch.fpscr);
+ kvm_cvt_df(&fpr[reg_in], &ps0_in);
func(&vcpu->arch.fpscr, &ps0_out, &ps0_in);
dprintk(KERN_INFO "PS1 ps0 -> f(0x%x) = 0x%x\n",
ps0_in, ps0_out);
- kvm_cvt_fd(&ps0_out, &fpr[reg_out], &vcpu->arch.fpscr);
+ kvm_cvt_fd(&ps0_out, &fpr[reg_out]);
/* PS1 */
ps1_in = qpr[reg_in];
@@ -671,7 +671,7 @@ int kvmppc_emulate_paired_single(struct kvm_run *run, struct kvm_vcpu *vcpu)
#ifdef DEBUG
for (i = 0; i < ARRAY_SIZE(vcpu->arch.fpr); i++) {
u32 f;
- kvm_cvt_df(&vcpu->arch.fpr[i], &f, &vcpu->arch.fpscr);
+ kvm_cvt_df(&vcpu->arch.fpr[i], &f);
dprintk(KERN_INFO "FPR[%d] = 0x%x / 0x%llx QPR[%d] = 0x%x\n",
i, f, vcpu->arch.fpr[i], i, vcpu->arch.qpr[i]);
}
@@ -796,8 +796,7 @@ int kvmppc_emulate_paired_single(struct kvm_run *run, struct kvm_vcpu *vcpu)
vcpu->arch.fpr[ax_rd] = vcpu->arch.fpr[ax_ra];
/* vcpu->arch.qpr[ax_rd] = vcpu->arch.fpr[ax_rb]; */
kvm_cvt_df(&vcpu->arch.fpr[ax_rb],
- &vcpu->arch.qpr[ax_rd],
- &vcpu->arch.fpscr);
+ &vcpu->arch.qpr[ax_rd]);
break;
case OP_4X_PS_MERGE01:
WARN_ON(rcomp);
@@ -808,19 +807,16 @@ int kvmppc_emulate_paired_single(struct kvm_run *run, struct kvm_vcpu *vcpu)
WARN_ON(rcomp);
/* vcpu->arch.fpr[ax_rd] = vcpu->arch.qpr[ax_ra]; */
kvm_cvt_fd(&vcpu->arch.qpr[ax_ra],
- &vcpu->arch.fpr[ax_rd],
- &vcpu->arch.fpscr);
+ &vcpu->arch.fpr[ax_rd]);
/* vcpu->arch.qpr[ax_rd] = vcpu->arch.fpr[ax_rb]; */
kvm_cvt_df(&vcpu->arch.fpr[ax_rb],
- &vcpu->arch.qpr[ax_rd],
- &vcpu->arch.fpscr);
+ &vcpu->arch.qpr[ax_rd]);
break;
case OP_4X_PS_MERGE11:
WARN_ON(rcomp);
/* vcpu->arch.fpr[ax_rd] = vcpu->arch.qpr[ax_ra]; */
kvm_cvt_fd(&vcpu->arch.qpr[ax_ra],
- &vcpu->arch.fpr[ax_rd],
- &vcpu->arch.fpscr);
+ &vcpu->arch.fpr[ax_rd]);
vcpu->arch.qpr[ax_rd] = vcpu->arch.qpr[ax_rb];
break;
}
@@ -1255,7 +1251,7 @@ int kvmppc_emulate_paired_single(struct kvm_run *run, struct kvm_vcpu *vcpu)
#ifdef DEBUG
for (i = 0; i < ARRAY_SIZE(vcpu->arch.fpr); i++) {
u32 f;
- kvm_cvt_df(&vcpu->arch.fpr[i], &f, &vcpu->arch.fpscr);
+ kvm_cvt_df(&vcpu->arch.fpr[i], &f);
dprintk(KERN_INFO "FPR[%d] = 0x%x\n", i, f);
}
#endif
diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c
index 4568ec386c2a..b83ba581fd8e 100644
--- a/arch/powerpc/kvm/emulate.c
+++ b/arch/powerpc/kvm/emulate.c
@@ -145,7 +145,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
/* this default type might be overwritten by subcategories */
kvmppc_set_exit_type(vcpu, EMULATED_INST_EXITS);
- pr_debug(KERN_INFO "Emulating opcode %d / %d\n", get_op(inst), get_xop(inst));
+ pr_debug("Emulating opcode %d / %d\n", get_op(inst), get_xop(inst));
switch (get_op(inst)) {
case OP_TRAP:
@@ -275,7 +275,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
{
u64 jd = get_tb() - vcpu->arch.dec_jiffies;
kvmppc_set_gpr(vcpu, rt, vcpu->arch.dec - jd);
- pr_debug(KERN_INFO "mfDEC: %x - %llx = %lx\n",
+ pr_debug("mfDEC: %x - %llx = %lx\n",
vcpu->arch.dec, jd,
kvmppc_get_gpr(vcpu, rt));
break;
diff --git a/arch/powerpc/kvm/fpu.S b/arch/powerpc/kvm/fpu.S
index cb34bbe16113..bf68d597549e 100644
--- a/arch/powerpc/kvm/fpu.S
+++ b/arch/powerpc/kvm/fpu.S
@@ -273,19 +273,11 @@ FPD_THREE_IN(fnmsub)
FPD_THREE_IN(fnmadd)
_GLOBAL(kvm_cvt_fd)
- lfd 0,0(r5) /* load up fpscr value */
- MTFSF_L(0)
lfs 0,0(r3)
stfd 0,0(r4)
- mffs 0
- stfd 0,0(r5) /* save new fpscr value */
blr
_GLOBAL(kvm_cvt_df)
- lfd 0,0(r5) /* load up fpscr value */
- MTFSF_L(0)
lfd 0,0(r3)
stfs 0,0(r4)
- mffs 0
- stfd 0,0(r5) /* save new fpscr value */
blr
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