Imported Upstream version 5.18.0.179

Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-10-25 08:34:57 +00:00
parent d6bde52373
commit 8625704ad8
28485 changed files with 3866843 additions and 50 deletions

View File

@@ -0,0 +1,22 @@
; This test verifies that no optimizations are performed on the @f function
; when the -opt-bisect-limit=0 option is used. In particular, the X86
; instruction selector will optimize the cmp instruction to a sub instruction
; if it is not run in -O0 mode.
; RUN: llc -O3 -opt-bisect-limit=0 -o - %s | FileCheck %s
target triple = "x86_64-unknown-linux-gnu"
define void @f() {
entry:
%cmp = icmp slt i32 undef, 8
br i1 %cmp, label %middle, label %end
middle:
br label %end
end:
ret void
}
; CHECK: cmpl $8, %eax