1; RUN: llc < %s -march=sparc | FileCheck %s 2; RUN: llc -O0 < %s -march=sparc | FileCheck %s 3 4;; llc -O0 used to try to spill Y to the stack, which isn't possible, 5;; and then crashed. Additionally, in -O1, it would omit the second 6;; apparently-redundant wr to %y, which is not actually redundant 7;; because the spec says to treat %y as potentially-written by udiv. 8 9; CHECK-LABEL: two_divides: 10; CHECK: wr %g0, %g0, %y 11; CHECK: udiv 12; CHECK: wr %g0, %g0, %y 13; CHECK: udiv 14; CHECK: add 15 16define i32 @two_divides(i32 %a, i32 %b) { 17 %r = udiv i32 %a, %b 18 %r2 = udiv i32 %b, %a 19 %r3 = add i32 %r, %r2 20 ret i32 %r3 21} 22