llvm/test/CodeGen/RISCV/machineoutliner-jumptable.mir

# RUN: llc -march=riscv32 -x mir -run-pass=machine-outliner -simplify-mir -verify-machineinstrs < %s \
# RUN: | FileCheck -check-prefix=RV32I-MO %s
# RUN: llc -march=riscv64 -x mir -run-pass=machine-outliner -simplify-mir -verify-machineinstrs < %s \
# RUN: | FileCheck -check-prefix=RV64I-MO %s

--- |
  ; Cannot outline instructions with jump-table index operands
  define i32 @foo(i32 %a, i32 %b) #0 { ret i32 0 }

...
---
name:            foo
tracksRegLiveness: true
jumpTable:
  kind:            block-address
  entries:
    - id:              0
      blocks:          [ '%bb.0', '%bb.1', '%bb.2', '%bb.3' ]
body:             |
  bb.0:
    liveins: $x10, $x11
    ; RV32I-MO-LABEL: name: foo
    ; RV32I-MO: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0
    ; RV32I-MO: $x12 = LUI target-flags(riscv-hi) %jump-table.0
    ; RV32I-MO: $x12 = ADDI $x12, target-flags(riscv-lo) %jump-table.0
    ;
    ; RV64I-MO-LABEL: name: foo
    ; RV64I-MO: $x5 = PseudoCALLReg {{.*}} @OUTLINED_FUNCTION_0
    ; RV64I-MO: $x12 = LUI target-flags(riscv-hi) %jump-table.0
    ; RV64I-MO: $x12 = ADDI $x12, target-flags(riscv-lo) %jump-table.0

    $x11 = ORI $x11, 1023
    $x12 = ADDI $x10, 17
    $x11 = AND $x12, $x11
    $x10 = SUB $x10, $x11
    $x12 = LUI target-flags(riscv-hi) %jump-table.0
    $x12 = ADDI $x12, target-flags(riscv-lo) %jump-table.0
    PseudoBR %bb.3

  bb.1:
    liveins: $x10, $x11

    $x11 = ORI $x11, 1023
    $x12 = ADDI $x10, 17
    $x11 = AND $x12, $x11
    $x10 = SUB $x10, $x11
    $x12 = LUI target-flags(riscv-hi) %jump-table.0
    $x12 = ADDI $x12, target-flags(riscv-lo) %jump-table.0
    PseudoBR %bb.3

  bb.2:
    liveins: $x10, $x11

    $x11 = ORI $x11, 1023
    $x12 = ADDI $x10, 17
    $x11 = AND $x12, $x11
    $x10 = SUB $x10, $x11
    $x12 = LUI target-flags(riscv-hi) %jump-table.0
    $x12 = ADDI $x12, target-flags(riscv-lo) %jump-table.0
    PseudoBR %bb.3

  bb.3:
    PseudoRET

...