freebsd-skq/test/CodeGen/AArch64/arm64-fp128-folding.ll

18 lines
532 B
LLVM

; RUN: llc -march=arm64 -verify-machineinstrs < %s | FileCheck %s
declare void @bar(i8*, i8*, i32*)
; SelectionDAG used to try to fold some fp128 operations using the ppc128 type,
; which is not supported.
define fp128 @test_folding() {
; CHECK-LABEL: test_folding:
%l = alloca i32
store i32 42, i32* %l
%val = load i32, i32* %l
%fpval = sitofp i32 %val to fp128
; If the value is loaded from a constant pool into an fp128, it's been folded
; successfully.
; CHECK: ldr {{q[0-9]+}}, [{{x[0-9]+}},
ret fp128 %fpval
}