xref: /llvm-project/llvm/test/CodeGen/RISCV/hwasan-check-memaccess.ll (revision 97982a8c605fac7c86d02e641a6cd7898b3ca343)

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv64 < %s | FileCheck %s
; RUN: llc -mtriple=riscv64 --relocation-model=pic < %s | FileCheck %s
; RUN: llc -mtriple=riscv64 -mattr=+c --riscv-no-aliases < %s \
; RUN:   | FileCheck %s --check-prefix=COMPRESS

define ptr @f2(ptr %x0, ptr %x1) {
; CHECK-LABEL: f2:
; CHECK:       # %bb.0:
; CHECK-NEXT:    addi sp, sp, -16
; CHECK-NEXT:    .cfi_def_cfa_offset 16
; CHECK-NEXT:    sd ra, 8(sp) # 8-byte Folded Spill
; CHECK-NEXT:    .cfi_offset ra, -8
; CHECK-NEXT:    mv t0, a1
; CHECK-NEXT:    call __hwasan_check_x10_2_short
; CHECK-NEXT:    ld ra, 8(sp) # 8-byte Folded Reload
; CHECK-NEXT:    .cfi_restore ra
; CHECK-NEXT:    addi sp, sp, 16
; CHECK-NEXT:    .cfi_def_cfa_offset 0
; CHECK-NEXT:    ret
;
; COMPRESS-LABEL: f2:
; COMPRESS:       # %bb.0:
; COMPRESS-NEXT:    c.addi sp, -16
; COMPRESS-NEXT:    .cfi_def_cfa_offset 16
; COMPRESS-NEXT:    c.sdsp ra, 8(sp) # 8-byte Folded Spill
; COMPRESS-NEXT:    .cfi_offset ra, -8
; COMPRESS-NEXT:    c.mv t0, a1
; COMPRESS-NEXT:    call __hwasan_check_x10_2_short
; COMPRESS-NEXT:    c.ldsp ra, 8(sp) # 8-byte Folded Reload
; COMPRESS-NEXT:    .cfi_restore ra
; COMPRESS-NEXT:    c.addi sp, 16
; COMPRESS-NEXT:    .cfi_def_cfa_offset 0
; COMPRESS-NEXT:    c.jr ra
  call void @llvm.hwasan.check.memaccess.shortgranules(ptr %x1, ptr %x0, i32 2)
  ret ptr %x0
}

declare void @llvm.hwasan.check.memaccess.shortgranules(ptr, ptr, i32)

; CHECK: .section        .text.hot,"axG",@progbits,__hwasan_check_x10_2_short,comdat
; CHECK-NEXT: .type   __hwasan_check_x10_2_short,@function
; CHECK-NEXT: .weak   __hwasan_check_x10_2_short
; CHECK-NEXT: .hidden __hwasan_check_x10_2_short
; CHECK-NEXT: __hwasan_check_x10_2_short:
; CHECK-NEXT: slli    t1, a0, 8
; CHECK-NEXT: srli    t1, t1, 12
; CHECK-NEXT: add     t1, t0, t1
; CHECK-NEXT: lbu     t1, 0(t1)
; CHECK-NEXT: srli    t2, a0, 56
; CHECK-NEXT: bne     t2, t1, .Ltmp0
; CHECK-NEXT: .Ltmp1:
; CHECK-NEXT: ret
; CHECK-NEXT: .Ltmp0:
; CHECK-NEXT: li      t3, 16
; CHECK-NEXT: bgeu    t1, t3, .Ltmp2
; CHECK-NEXT: andi    t3, a0, 15
; CHECK-NEXT: addi    t3, t3, 3
; CHECK-NEXT: bge     t3, t1, .Ltmp2
; CHECK-NEXT: ori     t1, a0, 15
; CHECK-NEXT: lbu     t1, 0(t1)
; CHECK-NEXT: beq     t1, t2, .Ltmp1
; CHECK-NEXT: .Ltmp2:
; CHECK-NEXT: addi    sp, sp, -256
; CHECK-NEXT: sd      a0, 80(sp)
; CHECK-NEXT: sd      a1, 88(sp)
; CHECK-NEXT: sd      s0, 64(sp)
; CHECK-NEXT: sd      ra, 8(sp)
; CHECK-NEXT: li      a1, 2
; CHECK-NEXT: call    __hwasan_tag_mismatch_v2

; COMPRESS: .section        .text.hot,"axG",@progbits,__hwasan_check_x10_2_short,comdat
; COMPRESS-NEXT: .type   __hwasan_check_x10_2_short,@function
; COMPRESS-NEXT: .weak   __hwasan_check_x10_2_short
; COMPRESS-NEXT: .hidden __hwasan_check_x10_2_short
; COMPRESS-NEXT: __hwasan_check_x10_2_short:
; COMPRESS-NEXT: slli    t1, a0, 8
; COMPRESS-NEXT: srli    t1, t1, 12
; COMPRESS-NEXT: c.add   t1, t0
; COMPRESS-NEXT: lbu     t1, 0(t1)
; COMPRESS-NEXT: srli    t2, a0, 56
; COMPRESS-NEXT: bne     t2, t1, .Ltmp0
; COMPRESS-NEXT: .Ltmp1:
; COMPRESS-NEXT: c.jr    ra
; COMPRESS-NEXT: .Ltmp0:
; COMPRESS-NEXT: c.li    t3, 16
; COMPRESS-NEXT: bgeu    t1, t3, .Ltmp2
; COMPRESS-NEXT: andi    t3, a0, 15
; COMPRESS-NEXT: c.addi  t3, 3
; COMPRESS-NEXT: bge     t3, t1, .Ltmp2
; COMPRESS-NEXT: ori     t1, a0, 15
; COMPRESS-NEXT: lbu     t1, 0(t1)
; COMPRESS-NEXT: beq     t1, t2, .Ltmp1
; COMPRESS-NEXT: .Ltmp2:
; COMPRESS-NEXT: c.addi16sp sp, -256
; COMPRESS-NEXT: c.sdsp a0, 80(sp)
; COMPRESS-NEXT: c.sdsp a1, 88(sp)
; COMPRESS-NEXT: c.sdsp s0, 64(sp)
; COMPRESS-NEXT: c.sdsp ra, 8(sp)
; COMPRESS-NEXT: c.li    a1, 2
; COMPRESS-NEXT: call    __hwasan_tag_mismatch_v2