projects
/
riscv-isa-sim.git
/ blobdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
| inline |
side by side
Support setting ISA/subsets with --isa flag
[riscv-isa-sim.git]
/
riscv
/
insns
/
divu.h
diff --git
a/riscv/insns/divu.h
b/riscv/insns/divu.h
index f1b65fd9169da15c3a49eeeac3e6f55f20257061..31d758560b8e5b9074c74292b871f32bd5207d06 100644
(file)
--- a/
riscv/insns/divu.h
+++ b/
riscv/insns/divu.h
@@
-1,2
+1,7
@@
-require64;
-RD = RS1 / RS2;
+require_extension('M');
+reg_t lhs = zext_xlen(RS1);
+reg_t rhs = zext_xlen(RS2);
+if(rhs == 0)
+ WRITE_RD(UINT64_MAX);
+else
+ WRITE_RD(sext_xlen(lhs / rhs));