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llvm-mirror/test/CodeGen/X86/avx-bitcast.ll
Bruno Cardoso Lopes 54962ac233 Add a AVX version of a simple i64 -> f64 bitcast. This could be
triggered using llc with -O0, which wouldn't let it be folded and
expose the lack of this pattern.

llvm-svn: 139320
2011-09-08 21:52:33 +00:00

11 lines
244 B
LLVM

; RUN: llc < %s -O0 -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s
; CHECK: vmovsd (%
; CHECK-NEXT: vmovd %xmm
define i64 @bitcasti64tof64() {
%a = load double* undef
%b = bitcast double %a to i64
ret i64 %b
}