llvm-project/llvm/test/CodeGen/X86/avx-fp2int.ll

28 lines
912 B
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i386-apple-darwin10 -mcpu=corei7-avx -mattr=+avx | FileCheck %s
;; Check that FP_TO_SINT and FP_TO_UINT generate convert with truncate
define <4 x i8> @test1(<4 x double> %d) {
; CHECK-LABEL: test1:
; CHECK: ## %bb.0:
; CHECK-NEXT: vcvttpd2dq %ymm0, %xmm0
; CHECK-NEXT: vpackusdw %xmm0, %xmm0, %xmm0
; CHECK-NEXT: vpackuswb %xmm0, %xmm0, %xmm0
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retl
%c = fptoui <4 x double> %d to <4 x i8>
ret <4 x i8> %c
}
define <4 x i8> @test2(<4 x double> %d) {
; CHECK-LABEL: test2:
; CHECK: ## %bb.0:
; CHECK-NEXT: vcvttpd2dq %ymm0, %xmm0
; CHECK-NEXT: vpackssdw %xmm0, %xmm0, %xmm0
; CHECK-NEXT: vpacksswb %xmm0, %xmm0, %xmm0
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retl
%c = fptosi <4 x double> %d to <4 x i8>
ret <4 x i8> %c
}