Add RISC-V encodings for lui.

This instruction can materialize constants with the low 12 bits clear.
2017-04-03 12:27:22 -07:00
parent c13c318ec4
commit 175b269760
4 changed files with 59 additions and 2 deletions
--- a/filetests/isa/riscv/binary32.cton
+++ b/filetests/isa/riscv/binary32.cton
@@ -71,5 +71,9 @@ ebb0:
    [-,%x7]     v132 = icmp_imm ult, v1, 1000  ; bin: 3e853393
    [-,%x16]    v133 = icmp_imm ult, v2, -905  ; bin: c77ab813

+    ; lui
+    [-,%x7]     v140 = iconst.i32 0x12345000            ; bin: 123453b7
+    [-,%x16]    v141 = iconst.i32 0xffffffff_fedcb000   ; bin: fedcb837
+
    return
 }