Alpha Floating-Point Registers
TotalView displays the Alpha floating-point registers in the Stack Frame Pane of the Process Window. Here is a table that describes how TotalView treats each floating-point register, and the actions you can take with each register.
| Register |
Description |
Data Type |
Edit |
Dive |
Specify in Expression |
| F0 - F1 |
Floating-point registers (f registers), used singly |
<double> |
yes |
yes |
$f0 - $f1 |
| F2 - F9 |
Conventional saved registers |
<double> |
yes |
yes |
$f2 - $f9 |
| F10 - F15 |
Conventional scratch registers |
<double> |
yes |
yes |
$f10 - $f15 |
| F16 - F21 |
Argument registers |
<double> |
yes |
yes |
$f16 - $f21 |
| F22 - F30 |
Conventional scratch registers |
<double> |
yes |
yes |
$f22 - $f30 |
| F31 |
ReadAsZero/Sink register |
<double> |
yes |
yes |
$f31 |
| FPCR |
Floating-point control register |
<long> |
yes |
no |
$fpcr |
