llvm-6502/test/CodeGen/X86/fp-trunc.ll
Eli Friedman b141099c14 PR9535: add support for splitting and scalarizing vector ISD::FP_ROUND.
Also cleaning up some duplicated code while I'm here.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128176 91177308-0d34-0410-b5e6-96231b3b80d8
2011-03-23 22:18:48 +00:00

36 lines
791 B
LLVM

; RUN: llc < %s -march=x86 -mattr=+sse2,-avx
define <1 x float> @test1(<1 x double> %x) nounwind {
; CHECK: cvtsd2ss
; CHECK: ret
%y = fptrunc <1 x double> %x to <1 x float>
ret <1 x float> %y
}
define <2 x float> @test2(<2 x double> %x) nounwind {
; FIXME: It would be nice if this compiled down to a cvtpd2ps
; CHECK: cvtsd2ss
; CHECK: cvtsd2ss
; CHECK: ret
%y = fptrunc <2 x double> %x to <2 x float>
ret <2 x float> %y
}
define <8 x float> @test3(<8 x double> %x) nounwind {
; FIXME: It would be nice if this compiled down to a series of cvtpd2ps
; CHECK: cvtsd2ss
; CHECK: cvtsd2ss
; CHECK: cvtsd2ss
; CHECK: cvtsd2ss
; CHECK: cvtsd2ss
; CHECK: cvtsd2ss
; CHECK: cvtsd2ss
; CHECK: cvtsd2ss
; CHECK: ret
%y = fptrunc <8 x double> %x to <8 x float>
ret <8 x float> %y
}