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AVX-512: Added fp_to_uint and uint_to_fp patterns. 

llvm-svn: 205754
This commit is contained in:
Elena Demikhovsky 2014-04-08 07:24:02 +00:00
parent 02066f2a4d
commit 3dcfbdfa54
3 changed files with 45 additions and 0 deletions
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2
llvm/lib/Target/X86/X86ISelLowering.cpp
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@ -1358,9 +1358,11 @@ void X86TargetLowering::resetOperationActions() {
setOperationAction(ISD::FP_TO_SINT, MVT::v16i32, Legal);
setOperationAction(ISD::FP_TO_UINT, MVT::v16i32, Legal);
setOperationAction(ISD::FP_TO_UINT, MVT::v8i32, Legal);
setOperationAction(ISD::FP_TO_UINT, MVT::v4i32, Legal);
setOperationAction(ISD::SINT_TO_FP, MVT::v16i32, Legal);
setOperationAction(ISD::UINT_TO_FP, MVT::v16i32, Legal);
setOperationAction(ISD::UINT_TO_FP, MVT::v8i32, Legal);
setOperationAction(ISD::UINT_TO_FP, MVT::v4i32, Legal);
setOperationAction(ISD::FP_ROUND, MVT::v8f32, Legal);
setOperationAction(ISD::FP_EXTEND, MVT::v8f32, Legal);

11
llvm/lib/Target/X86/X86InstrAVX512.td
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@ -3112,6 +3112,17 @@ def : Pat<(v8i32 (fp_to_uint (v8f32 VR256X:$src1))),
(EXTRACT_SUBREG (v16i32 (VCVTTPS2UDQZrr
(v16f32 (SUBREG_TO_REG (i32 0), VR256X:$src1, sub_ymm)))), sub_ymm)>;
def : Pat<(v4i32 (fp_to_uint (v4f32 VR128X:$src1))),
(EXTRACT_SUBREG (v16i32 (VCVTTPS2UDQZrr
(v16f32 (SUBREG_TO_REG (i32 0), VR128X:$src1, sub_xmm)))), sub_xmm)>;
def : Pat<(v8f32 (uint_to_fp (v8i32 VR256X:$src1))),
(EXTRACT_SUBREG (v16f32 (VCVTUDQ2PSZrr
(v16i32 (SUBREG_TO_REG (i32 0), VR256X:$src1, sub_ymm)))), sub_ymm)>;
def : Pat<(v4f32 (uint_to_fp (v4i32 VR128X:$src1))),
(EXTRACT_SUBREG (v16f32 (VCVTUDQ2PSZrr
(v16i32 (SUBREG_TO_REG (i32 0), VR128X:$src1, sub_xmm)))), sub_xmm)>;
def : Pat<(v16f32 (int_x86_avx512_mask_cvtdq2ps_512 (v16i32 VR512:$src),
(bc_v16f32 (v16i32 immAllZerosV)), (i16 -1), imm:$rc)),

32
llvm/test/CodeGen/X86/avx512-cvt.ll
View File

@ -24,6 +24,22 @@ define <16 x i32> @fptoui00(<16 x float> %a) nounwind {
ret <16 x i32> %b
}
; CHECK-LABEL: fptoui_256
; CHECK: vcvttps2udq
; CHECK: ret
define <8 x i32> @fptoui_256(<8 x float> %a) nounwind {
%b = fptoui <8 x float> %a to <8 x i32>
ret <8 x i32> %b
}
; CHECK-LABEL: fptoui_128
; CHECK: vcvttps2udq
; CHECK: ret
define <4 x i32> @fptoui_128(<4 x float> %a) nounwind {
%b = fptoui <4 x float> %a to <4 x i32>
ret <4 x i32> %b
}
; CHECK-LABEL: fptoui01
; CHECK: vcvttpd2udq
; CHECK: ret
@ -184,6 +200,22 @@ define <16 x float> @uitof32(<16 x i32> %a) nounwind {
ret <16 x float> %b
}
; CHECK-LABEL: uitof32_256
; CHECK: vcvtudq2ps
; CHECK: ret
define <8 x float> @uitof32_256(<8 x i32> %a) nounwind {
%b = uitofp <8 x i32> %a to <8 x float>
ret <8 x float> %b
}
; CHECK-LABEL: uitof32_128
; CHECK: vcvtudq2ps
; CHECK: ret
define <4 x float> @uitof32_128(<4 x i32> %a) nounwind {
%b = uitofp <4 x i32> %a to <4 x float>
ret <4 x float> %b
}
; CHECK-LABEL: @fptosi02
; CHECK: vcvttss2si {{.*}} encoding: [0x62
; CHECK: ret