test/CodeGen/Mips/GlobalISel/llvm-ir/branch.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc  -O0 -mtriple=mipsel-linux-gnu -global-isel  -verify-machineinstrs %s -o -| FileCheck %s -check-prefixes=MIPS32
define i32 @Unconditional_branch(i32 %a, i32 %b) {
; MIPS32-LABEL: Unconditional_branch:
; MIPS32:       # %bb.0: # %entry
; MIPS32-NEXT:    addiu $sp, $sp, -8
; MIPS32-NEXT:    .cfi_def_cfa_offset 8
; MIPS32-NEXT:    sw $4, 4($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    j $BB0_2
; MIPS32-NEXT:    nop
; MIPS32-NEXT:  $BB0_1: # %end
; MIPS32-NEXT:    lw $2, 4($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    addiu $sp, $sp, 8
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
; MIPS32-NEXT:  $BB0_2: # %block
; MIPS32-NEXT:    j $BB0_1
; MIPS32-NEXT:    nop
entry:
  br label %block
  ret i32 %b
end:
  ret i32 %a
block:
  br label %end
}

define i32 @Conditional_branch(i1 %cond, i32 %a, i32 %b) {
; MIPS32-LABEL: Conditional_branch:
; MIPS32:       # %bb.0:
; MIPS32-NEXT:    addiu $sp, $sp, -8
; MIPS32-NEXT:    .cfi_def_cfa_offset 8
; MIPS32-NEXT:    ori $1, $zero, 1
; MIPS32-NEXT:    and $1, $4, $1
; MIPS32-NEXT:    sw $5, 4($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    sw $6, 0($sp) # 4-byte Folded Spill
; MIPS32-NEXT:    bnez $1, $BB1_2
; MIPS32-NEXT:    nop
; MIPS32-NEXT:  # %bb.1:
; MIPS32-NEXT:    j $BB1_3
; MIPS32-NEXT:    nop
; MIPS32-NEXT:  $BB1_2: # %if.then
; MIPS32-NEXT:    lw $2, 4($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    addiu $sp, $sp, 8
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
; MIPS32-NEXT:  $BB1_3: # %if.else
; MIPS32-NEXT:    lw $2, 0($sp) # 4-byte Folded Reload
; MIPS32-NEXT:    addiu $sp, $sp, 8
; MIPS32-NEXT:    jr $ra
; MIPS32-NEXT:    nop
  br i1 %cond, label %if.then, label %if.else
if.then:
  ret i32 %a
if.else:
  ret i32 %b
}