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-rw-r--r--src/isa/funct3.rs12
1 files changed, 9 insertions, 3 deletions
diff --git a/src/isa/funct3.rs b/src/isa/funct3.rs
index 94f2f41..7cb3c5d 100644
--- a/src/isa/funct3.rs
+++ b/src/isa/funct3.rs
@@ -39,6 +39,12 @@ pub const BGE: u32 = 0b101;
pub const BLTU: u32 = 0b110;
pub const BGEU: u32 = 0b111;
-pub const LW: u32 = 0x2;
-
-pub const SW: u32 = 0x2;
+pub const LB: u32 = 0b000;
+pub const LH: u32 = 0b001;
+pub const LW: u32 = 0b010;
+pub const LBU: u32 = 0b100;
+pub const LHU: u32 = 0b101;
+
+pub const SB: u32 = 0b000;
+pub const SH: u32 = 0b001;
+pub const SW: u32 = 0b010;