llvm/test/CodeGen/RISCV/machineoutliner-x5.mir

# Check that modifying X5 register is not a problem for machine outliner

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

--- |
  define i32 @outline_tail_1(i32 %a, i32 %b) { ret i32 0 }

  define i32 @outline_tail_2(i32 %a, i32 %b) { ret i32 0 }
...
---
name:            outline_tail_1
tracksRegLiveness: true
isOutlined: false
body:             |
  bb.0:
    liveins: $x10, $x11, $x5
    ; RV32I-MO-LABEL: name: outline_tail_1
    ; RV32I-MO:         PseudoTAIL target-flags(riscv-call) @OUTLINED_FUNCTION_0, implicit $x2, implicit-def $x10, implicit-def $x11, implicit-def $x12, implicit $x2, implicit $x5, implicit $x10, implicit $x11
    ;
    ; RV64I-MO-LABEL: name: outline_tail_1
    ; RV64I-MO:         PseudoTAIL target-flags(riscv-call) @OUTLINED_FUNCTION_0, implicit $x2, implicit-def $x10, implicit-def $x11, implicit-def $x12, implicit $x2, implicit $x5, implicit $x10, implicit $x11
    $x11 = ORI $x11, 1023
    $x12 = ADDI $x10, 17
    $x10 = ADD $x10, $x5
    $x11 = AND $x12, $x11
    $x10 = SUB $x10, $x11
    PseudoRET implicit $x10
...
---
name:            outline_tail_2
tracksRegLiveness: true
isOutlined: false
body:             |
  bb.0:
    liveins: $x10, $x11, $x5
    ; RV32I-MO-LABEL: name: outline_tail_2
    ; RV32I-MO:         PseudoTAIL target-flags(riscv-call) @OUTLINED_FUNCTION_0, implicit $x2, implicit-def $x10, implicit-def $x11, implicit-def $x12, implicit $x2, implicit $x5, implicit $x10, implicit $x11
    ;
    ; RV64I-MO-LABEL: name: outline_tail_2
    ; RV64I-MO:         PseudoTAIL target-flags(riscv-call) @OUTLINED_FUNCTION_0, implicit $x2, implicit-def $x10, implicit-def $x11, implicit-def $x12, implicit $x2, implicit $x5, implicit $x10, implicit $x11
    $x11 = ORI $x11, 1023
    $x12 = ADDI $x10, 17
    $x10 = ADD $x10, $x5
    $x11 = AND $x12, $x11
    $x10 = SUB $x10, $x11
    PseudoRET implicit $x10
...


# CHECK-LABEL: name: OUTLINED_FUNCTION_0
# CHECK: isOutlined: true