The functions listed below map directly to FR-V I-type instructions.
| Function prototype | Example usage | Assembly output |
sw1 __ADDSS (sw1, sw1) |
c = __ADDSS (a, b) |
ADDSS a,b,c |
sw1 __SCAN (sw1, sw1) |
c = __SCAN (a, b) |
SCAN a,b,c |
sw1 __SCUTSS (sw1) |
b = __SCUTSS (a) |
SCUTSS a,b |
sw1 __SLASS (sw1, sw1) |
c = __SLASS (a, b) |
SLASS a,b,c |
void __SMASS (sw1, sw1) |
__SMASS (a, b) |
SMASS a,b |
void __SMSSS (sw1, sw1) |
__SMSSS (a, b) |
SMSSS a,b |
void __SMU (sw1, sw1) |
__SMU (a, b) |
SMU a,b |
sw2 __SMUL (sw1, sw1) |
c = __SMUL (a, b) |
SMUL a,b,c |
sw1 __SUBSS (sw1, sw1) |
c = __SUBSS (a, b) |
SUBSS a,b,c |
uw2 __UMUL (uw1, uw1) |
c = __UMUL (a, b) |
UMUL a,b,c |
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Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-4.9.3/gcc/Directly_002dmapped-Integer-Functions.html