llvm/test/CodeGen/RISCV/ipra.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc -mtriple=riscv64 -verify-machineinstrs -enable-ipra < %s | FileCheck %s -check-prefix=RV64
; RUN: llc -mtriple=riscv32 -verify-machineinstrs -enable-ipra < %s | FileCheck %s -check-prefix=RV32
; RUN: llc -mtriple=riscv64 -verify-machineinstrs -frame-pointer=all -enable-ipra < %s \
; RUN:   | FileCheck %s -check-prefix=RV64-WITHFP
; RUN: llc -mtriple=riscv32 -verify-machineinstrs -frame-pointer=all -enable-ipra < %s \
; RUN:   | FileCheck %s -check-prefix=RV32-WITHFP

%struct.bitmap_iterator = type { ptr, ptr, i32, i64 }

define i32 @main() nounwind {
; RV64-LABEL: main:
; RV64:       # %bb.0: # %entry
; RV64-NEXT:    addi sp, sp, -16
; RV64-NEXT:    sd ra, 8(sp) # 8-byte Folded Spill
; RV64-NEXT:    li a0, 0
; RV64-NEXT:    call foobar
; RV64-NEXT:    li a0, 0
; RV64-NEXT:    ld ra, 8(sp) # 8-byte Folded Reload
; RV64-NEXT:    addi sp, sp, 16
; RV64-NEXT:    ret
;
; RV32-LABEL: main:
; RV32:       # %bb.0: # %entry
; RV32-NEXT:    addi sp, sp, -16
; RV32-NEXT:    sw ra, 12(sp) # 4-byte Folded Spill
; RV32-NEXT:    li a0, 0
; RV32-NEXT:    call foobar
; RV32-NEXT:    li a0, 0
; RV32-NEXT:    lw ra, 12(sp) # 4-byte Folded Reload
; RV32-NEXT:    addi sp, sp, 16
; RV32-NEXT:    ret
;
; RV64-WITHFP-LABEL: main:
; RV64-WITHFP:       # %bb.0: # %entry
; RV64-WITHFP-NEXT:    addi sp, sp, -16
; RV64-WITHFP-NEXT:    sd ra, 8(sp) # 8-byte Folded Spill
; RV64-WITHFP-NEXT:    sd s0, 0(sp) # 8-byte Folded Spill
; RV64-WITHFP-NEXT:    addi s0, sp, 16
; RV64-WITHFP-NEXT:    li a0, 0
; RV64-WITHFP-NEXT:    call foobar
; RV64-WITHFP-NEXT:    li a0, 0
; RV64-WITHFP-NEXT:    ld ra, 8(sp) # 8-byte Folded Reload
; RV64-WITHFP-NEXT:    ld s0, 0(sp) # 8-byte Folded Reload
; RV64-WITHFP-NEXT:    addi sp, sp, 16
; RV64-WITHFP-NEXT:    ret
;
; RV32-WITHFP-LABEL: main:
; RV32-WITHFP:       # %bb.0: # %entry
; RV32-WITHFP-NEXT:    addi sp, sp, -16
; RV32-WITHFP-NEXT:    sw ra, 12(sp) # 4-byte Folded Spill
; RV32-WITHFP-NEXT:    sw s0, 8(sp) # 4-byte Folded Spill
; RV32-WITHFP-NEXT:    addi s0, sp, 16
; RV32-WITHFP-NEXT:    li a0, 0
; RV32-WITHFP-NEXT:    call foobar
; RV32-WITHFP-NEXT:    li a0, 0
; RV32-WITHFP-NEXT:    lw ra, 12(sp) # 4-byte Folded Reload
; RV32-WITHFP-NEXT:    lw s0, 8(sp) # 4-byte Folded Reload
; RV32-WITHFP-NEXT:    addi sp, sp, 16
; RV32-WITHFP-NEXT:    ret
entry:
  call void @foobar(ptr null)
  ret i32 0
}

define internal void @foobar(ptr %live_throughout.0.val) norecurse nounwind {
; RV64-LABEL: foobar:
; RV64:       # %bb.0: # %entry
; RV64-NEXT:    addi sp, sp, -48
; RV64-NEXT:    sd ra, 40(sp) # 8-byte Folded Spill
; RV64-NEXT:    mv a1, a0
; RV64-NEXT:    addi a0, sp, 8
; RV64-NEXT:    addi a2, sp, 4
; RV64-NEXT:    call bmp_iter_set_init
; RV64-NEXT:    ld ra, 40(sp) # 8-byte Folded Reload
; RV64-NEXT:    addi sp, sp, 48
; RV64-NEXT:    ret
;
; RV32-LABEL: foobar:
; RV32:       # %bb.0: # %entry
; RV32-NEXT:    addi sp, sp, -48
; RV32-NEXT:    sw ra, 44(sp) # 4-byte Folded Spill
; RV32-NEXT:    mv a1, a0
; RV32-NEXT:    addi a0, sp, 16
; RV32-NEXT:    addi a2, sp, 12
; RV32-NEXT:    call bmp_iter_set_init
; RV32-NEXT:    lw ra, 44(sp) # 4-byte Folded Reload
; RV32-NEXT:    addi sp, sp, 48
; RV32-NEXT:    ret
;
; RV64-WITHFP-LABEL: foobar:
; RV64-WITHFP:       # %bb.0: # %entry
; RV64-WITHFP-NEXT:    addi sp, sp, -64
; RV64-WITHFP-NEXT:    sd ra, 56(sp) # 8-byte Folded Spill
; RV64-WITHFP-NEXT:    sd s0, 48(sp) # 8-byte Folded Spill
; RV64-WITHFP-NEXT:    addi s0, sp, 64
; RV64-WITHFP-NEXT:    mv a1, a0
; RV64-WITHFP-NEXT:    addi a0, s0, -48
; RV64-WITHFP-NEXT:    addi a2, s0, -52
; RV64-WITHFP-NEXT:    call bmp_iter_set_init
; RV64-WITHFP-NEXT:    ld ra, 56(sp) # 8-byte Folded Reload
; RV64-WITHFP-NEXT:    ld s0, 48(sp) # 8-byte Folded Reload
; RV64-WITHFP-NEXT:    addi sp, sp, 64
; RV64-WITHFP-NEXT:    ret
;
; RV32-WITHFP-LABEL: foobar:
; RV32-WITHFP:       # %bb.0: # %entry
; RV32-WITHFP-NEXT:    addi sp, sp, -48
; RV32-WITHFP-NEXT:    sw ra, 44(sp) # 4-byte Folded Spill
; RV32-WITHFP-NEXT:    sw s0, 40(sp) # 4-byte Folded Spill
; RV32-WITHFP-NEXT:    addi s0, sp, 48
; RV32-WITHFP-NEXT:    mv a1, a0
; RV32-WITHFP-NEXT:    addi a0, s0, -32
; RV32-WITHFP-NEXT:    addi a2, s0, -36
; RV32-WITHFP-NEXT:    call bmp_iter_set_init
; RV32-WITHFP-NEXT:    lw ra, 44(sp) # 4-byte Folded Reload
; RV32-WITHFP-NEXT:    lw s0, 40(sp) # 4-byte Folded Reload
; RV32-WITHFP-NEXT:    addi sp, sp, 48
; RV32-WITHFP-NEXT:    ret
entry:
  %rsi = alloca %struct.bitmap_iterator, align 8
  %regno = alloca i32, i32 0, align 4
  call void @bmp_iter_set_init(ptr %rsi, ptr %live_throughout.0.val, ptr %regno)
  ret void
}

declare void @bmp_iter_set_init(ptr, ptr, ptr)