func BtoF(b uint64) int {
b &= 0xfffc0000
if b == 0 {
return 0
}
return gc.Bitno(b) - 16 + arm.REG_F0
}
func BtoF(b uint64) int {
b >>= 32
if b == 0 {
return 0
}
return gc.Bitno(b) + mips.REG_F0
}
func BtoR(b uint64) int {
b &= 0xffffffff
if b == 0 {
return 0
}
return gc.Bitno(b) + mips.REG_R0
}
func BtoR(b uint64) int {
b &= 0xff
if b == 0 {
return 0
}
return gc.Bitno(b) + x86.REG_AX
}
func BtoF(b uint64) int {
b &= 0xFF00
if b == 0 {
return 0
}
return gc.Bitno(b) - 8 + x86.REG_X0
}
func BtoF(b uint64) int {
b >>= 16
b &= 0xffff
if b == 0 {
return 0
}
return gc.Bitno(b) + s390x.REG_F0
}
func BtoR(b uint64) int {
// TODO Allow R0 and R1, but be careful with a 0 return
// TODO Allow R9. Only R10 is reserved now (just g, not m).
b &= 0x11fc // excluded R9 and R10 for m and g, but not R12
if b == 0 {
return 0
}
return gc.Bitno(b) + arm.REG_R0
}
func BtoR(b uint64) int {
b &= 0xffff
if gc.Nacl {
b &^= (1<<(x86.REG_BP-x86.REG_AX) | 1<<(x86.REG_R15-x86.REG_AX))
} else if gc.Ctxt.Framepointer_enabled {
// BP is part of the calling convention if framepointer_enabled.
b &^= (1 << (x86.REG_BP - x86.REG_AX))
}
if b == 0 {
return 0
}
return gc.Bitno(b) + x86.REG_AX
}