Message ID | 1266954914-29595-1-git-send-email-froydnj@codesourcery.com |
---|---|
State | New |
Headers | show |
On Tue, Feb 23, 2010 at 11:55:14AM -0800, Nathan Froyd wrote: > The CRF_{CH,CL,CH_OR_CL,CH_AND_CL} constants were all off by one bit > position. Because of this, the SPE evcmp* family of instructions would > store values in the result condition register that were also off by one > bit position. > > Fixed by using the CRF_{LT,GT,EQ,SO} constants for the shift amounts. > > Signed-off-by: Nathan Froyd <froydnj@codesourcery.com> Thanks, applied. > --- > target-ppc/cpu.h | 8 ++++---- > 1 files changed, 4 insertions(+), 4 deletions(-) > > diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h > index d15bba1..63aeb86 100644 > --- a/target-ppc/cpu.h > +++ b/target-ppc/cpu.h > @@ -834,10 +834,10 @@ static inline void cpu_clone_regs(CPUState *env, target_ulong newsp) > #define CRF_GT 2 > #define CRF_EQ 1 > #define CRF_SO 0 > -#define CRF_CH (1 << 4) > -#define CRF_CL (1 << 3) > -#define CRF_CH_OR_CL (1 << 2) > -#define CRF_CH_AND_CL (1 << 1) > +#define CRF_CH (1 << CRF_LT) > +#define CRF_CL (1 << CRF_GT) > +#define CRF_CH_OR_CL (1 << CRF_EQ) > +#define CRF_CH_AND_CL (1 << CRF_SO) > > /* XER definitions */ > #define XER_SO 31 > -- > 1.6.3.2 > > > >
diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h index d15bba1..63aeb86 100644 --- a/target-ppc/cpu.h +++ b/target-ppc/cpu.h @@ -834,10 +834,10 @@ static inline void cpu_clone_regs(CPUState *env, target_ulong newsp) #define CRF_GT 2 #define CRF_EQ 1 #define CRF_SO 0 -#define CRF_CH (1 << 4) -#define CRF_CL (1 << 3) -#define CRF_CH_OR_CL (1 << 2) -#define CRF_CH_AND_CL (1 << 1) +#define CRF_CH (1 << CRF_LT) +#define CRF_CL (1 << CRF_GT) +#define CRF_CH_OR_CL (1 << CRF_EQ) +#define CRF_CH_AND_CL (1 << CRF_SO) /* XER definitions */ #define XER_SO 31
The CRF_{CH,CL,CH_OR_CL,CH_AND_CL} constants were all off by one bit position. Because of this, the SPE evcmp* family of instructions would store values in the result condition register that were also off by one bit position. Fixed by using the CRF_{LT,GT,EQ,SO} constants for the shift amounts. Signed-off-by: Nathan Froyd <froydnj@codesourcery.com> --- target-ppc/cpu.h | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-)