microwatt/tests/fpu
Paul Mackerras 73cc5167ec Use FPU for division instructions if we have an FPU
- Arrange for XER to be written for OE=1 forms
- Arrange for condition codes to be set for RC=1 forms
  (including correct handling for 32-bit mode)
- Don't instantiate the divider if we have an FPU.

Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
..
Makefile tests: Add a test for FP loads and stores
fpu.c Use FPU for division instructions if we have an FPU
head.S tests/fpu: Add tests for basic FPSCR function and interrupt generation
powerpc.lds tests: Add a test for FP loads and stores