Xamarin Public Jenkins (auto-signing) 64ac736ec5 Imported Upstream version 6.0.0.172
Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd
2019-04-12 14:10:50 +00:00

17 lines
524 B
LLVM

; RUN: opt < %s -float2int -float2int-max-integer-bw=256 -S | FileCheck %s
; CHECK-LABEL: @neg_toolarge
; CHECK: %1 = uitofp i80 %a to fp128
; CHECK: %2 = fadd fp128 %1, %1
; CHECK: %3 = fptoui fp128 %2 to i80
; CHECK: ret i80 %3
; fp128 has a 112-bit mantissa, which can hold an i80. But we only support
; up to i64, so it should fail (even though the max integer bitwidth is 256).
define i80 @neg_toolarge(i80 %a) {
%1 = uitofp i80 %a to fp128
%2 = fadd fp128 %1, %1
%3 = fptoui fp128 %2 to i80
ret i80 %3
}