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authorAlejandro Soto <alejandro@34project.org>2022-10-23 15:34:57 -0600
committerAlejandro Soto <alejandro@34project.org>2022-10-23 15:35:32 -0600
commit40482e26534ac5d0deb9500d205d47ac9a99c3a5 (patch)
treec646f6848bb18e7e06225121bb03fe508befd51a /rtl/core/shifter.sv
parentde5debd2c30e9aad633b93c5bfec0780298a61d6 (diff)
Fix zero-extended (lsr) vs sign-extended (asr) shifts
Diffstat (limited to 'rtl/core/shifter.sv')
-rw-r--r--rtl/core/shifter.sv2
1 files changed, 1 insertions, 1 deletions
diff --git a/rtl/core/shifter.sv b/rtl/core/shifter.sv
index 994e76c..2b5739d 100644
--- a/rtl/core/shifter.sv
+++ b/rtl/core/shifter.sv
@@ -20,7 +20,7 @@ module core_shifter
assign sign_mask = {(W + 1){ctrl.sign_extend & base[W - 1]}};
assign {c_shl, q_shl} = {c_in, base} << shift;
- assign {q_shr, c_shr} = {base, c_in} >> shift | ~(sign_mask >> shift);
+ assign {q_shr, c_shr} = {base, c_in} >> shift | (sign_mask & ~(sign_mask >> shift));
logic ror_cycle;
logic[LOG - 1:0] ror_shift;