; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc < %s -mtriple=riscv64 | FileCheck %s

define i64 @f(ptr %p) {
; CHECK-LABEL: f:
; CHECK:       # %bb.0:
; CHECK-NEXT:    lb a0, 0(a0)
; CHECK-NEXT:    srai a0, a0, 63
; CHECK-NEXT:    ret
  %load = load i8, ptr %p, align 1
  %conv1 = zext i8 %load to i32
  %cmp = icmp ult i32 127, %conv1
  %conv2 = zext i1 %cmp to i32
  %sub = sub nsw i32 0, %conv2
  %conv3 = sext i32 %sub to i64
  ret i64 %conv3
}