fixup! [RISCV] Fix Branch/Jump Immediates

Author: lenary

llvm/test/MC/RISCV/rv32zcibop-valid-rv32.s

@@ -0,0 +1,18 @@
+# RUN: llvm-mc %s -triple=riscv32 -mattr=+zicbop -show-encoding \
+# RUN:     | FileCheck -check-prefixes=CHECK-ASM,CHECK-ASM-AND-OBJ %s
+# RUN: llvm-mc -filetype=obj -triple=riscv32 -mattr=+zicbop < %s \
+# RUN:     | llvm-objdump --no-print-imm-hex --mattr=+zicbop -d -r - \
+# RUN:     | FileCheck --check-prefix=CHECK-ASM-AND-OBJ %s
+
+## This test checks that 32-bit hex immediates are accepted for the `prefetch.*`
+## instructions on rv32.
+
+# CHECK-ASM-AND-OBJ: prefetch.i -2048(t0)
+# CHECK-ASM: encoding: [0x13,0xe0,0x02,0x80]
+prefetch.i 0xfffff800(t0)
+# CHECK-ASM-AND-OBJ: prefetch.r -2048(t1)
+# CHECK-ASM: encoding: [0x13,0x60,0x13,0x80]
+prefetch.r 0xfffff800(t1)
+# CHECK-ASM-AND-OBJ: prefetch.w -2048(t2)
+# CHECK-ASM: encoding: [0x13,0xe0,0x33,0x80]
+prefetch.w 0xfffff800(t2)