| # Support macros for the assembly test cases. |
| |
| .macro start |
| .text |
| .global start |
| start: |
| .endm |
| |
| # Perform a single to double precision floating point conversion. |
| .macro _s2d fpr dpr |
| flds \fpr, fpul |
| _setpr |
| fcnvsd fpul, \dpr |
| _clrpr |
| .endm |
| |
| # Set the PR (PRecision) bit in the FPSCR. |
| .macro _setpr |
| sts fpscr, r7 |
| mov #8, r8 |
| shll16 r8 |
| or r8, r7 |
| lds r7, fpscr |
| .endm |
| |
| # Clear the PR bit. |
| .macro _clrpr |
| sts fpscr, r7 |
| mov #8, r8 |
| shll16 r8 |
| not r8, r8 |
| and r8, r7 |
| lds r7, fpscr |
| .endm |
| |
| # nb: this macro clobbers R7. |
| .macro assert reg value |
| mov \value, r7 |
| cmp/eq \reg, r7 |
| bf wrong |
| .endm |
| |
| .macro pass |
| trapa #253 |
| .endm |
| |
| .macro fail |
| trapa #254 |
| .endm |
