Re: insns for register-move between general and floating

2006-03-22 Thread Falk Hueffner
Greg McGary <[EMAIL PROTECTED]> writes: > I'm working on a port that has instructions to move bits between > 64-bit floating-point and 64-bit general-purpose regs. I say "bits" > because there's no conversion between float and int: the bit pattern > is unaltered. Therefore, it's possible to use

RE: insns for register-move between general and floating

2006-03-22 Thread Dave Korn
On 22 March 2006 00:41, Greg McGary wrote: > I'm working on a port that has instructions to move bits between > 64-bit floating-point and 64-bit general-purpose regs. I say "bits" > because there's no conversion between float and int: the bit pattern > is unaltered. Therefore, it's possible to u

insns for register-move between general and floating

2006-03-21 Thread Greg McGary
I'm working on a port that has instructions to move bits between 64-bit floating-point and 64-bit general-purpose regs. I say "bits" because there's no conversion between float and int: the bit pattern is unaltered. Therefore, it's possible to use scratch FPRs for spilling GPRs & vice-versa, and