llvm-6502/test/Transforms/Float2Int/float2int-optnone.ll
James Molloy fb45b9fafc Reapply r233175 and r233183: float2int.
This re-adds float2int to the tree, after fixing PR23038. It turns
out the argument to APSInt() is true-if-unsigned, rather than
true-if-signed :(. Added testcase and explanatory comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@233370 91177308-0d34-0410-b5e6-96231b3b80d8
2015-03-27 10:36:57 +00:00

18 lines
449 B
LLVM

; RUN: opt < %s -float2int -S | FileCheck %s
;
; Verify that pass float2int is not run on optnone functions.
define i16 @simple1(i8 %a) #0 {
; CHECK-LABEL: @simple1
; CHECK: %1 = uitofp i8 %a to float
; CHECK-NEXT: %2 = fadd float %1, 1.0
; CHECK-NEXT: %3 = fptoui float %2 to i16
; CHECK-NEXT: ret i16 %3
%1 = uitofp i8 %a to float
%2 = fadd float %1, 1.0
%3 = fptoui float %2 to i16
ret i16 %3
}
attributes #0 = { noinline optnone }