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# 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
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