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AVX512: kunpck encoding implementation

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Added tests for encoding.

Differential Revision: http://reviews.llvm.org/D12061

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@247010 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Igor Breger 2015-09-08 13:10:00 +00:00
parent 2e6ca7df3a
commit b23094366e
5 changed files with 56 additions and 19 deletions
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4
lib/Target/X86/X86ISelLowering.cpp
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@ -1580,8 +1580,8 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM,
setOperationAction(ISD::MUL, MVT::v32i16, Legal);
setOperationAction(ISD::MULHS, MVT::v32i16, Legal);
setOperationAction(ISD::MULHU, MVT::v32i16, Legal);
setOperationAction(ISD::CONCAT_VECTORS, MVT::v32i1, Custom);
setOperationAction(ISD::CONCAT_VECTORS, MVT::v64i1, Custom);
setOperationAction(ISD::CONCAT_VECTORS, MVT::v32i1, Legal);
setOperationAction(ISD::CONCAT_VECTORS, MVT::v64i1, Legal);
setOperationAction(ISD::INSERT_SUBVECTOR, MVT::v32i1, Custom);
setOperationAction(ISD::INSERT_SUBVECTOR, MVT::v64i1, Custom);
setOperationAction(ISD::SELECT, MVT::v32i1, Custom);

32
lib/Target/X86/X86InstrAVX512.td
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@ -2054,24 +2054,24 @@ def : Pat<(xor (xor VK1:$src1, VK1:$src2), (i1 1)),
(COPY_TO_REGCLASS VK1:$src2, VK16)), VK1)>;
// Mask unpacking
multiclass avx512_mask_unpck<bits<8> opc, string OpcodeStr,
RegisterClass KRC> {
let Predicates = [HasAVX512] in
def rr : I<opc, MRMSrcReg, (outs KRC:$dst), (ins KRC:$src1, KRC:$src2),
!strconcat(OpcodeStr,
"\t{$src2, $src1, $dst|$dst, $src1, $src2}"), []>;
multiclass avx512_mask_unpck<string Suffix,RegisterClass KRC, ValueType VT,
RegisterClass KRCSrc, Predicate prd> {
let Predicates = [prd] in {
def rr : I<0x4b, MRMSrcReg, (outs KRC:$dst),
(ins KRC:$src1, KRC:$src2),
"kunpck"#Suffix#"\t{$src2, $src1, $dst|$dst, $src1, $src2}", []>,
VEX_4V, VEX_L;
def : Pat<(VT (concat_vectors KRCSrc:$src1, KRCSrc:$src2)),
(!cast<Instruction>(NAME##rr)
(COPY_TO_REGCLASS KRCSrc:$src2, KRC),
(COPY_TO_REGCLASS KRCSrc:$src1, KRC))>;
}
}
multiclass avx512_mask_unpck_bw<bits<8> opc, string OpcodeStr> {
defm BW : avx512_mask_unpck<opc, !strconcat(OpcodeStr, "bw"), VK16>,
VEX_4V, VEX_L, PD;
}
defm KUNPCK : avx512_mask_unpck_bw<0x4b, "kunpck">;
def : Pat<(v16i1 (concat_vectors (v8i1 VK8:$src1), (v8i1 VK8:$src2))),
(KUNPCKBWrr (COPY_TO_REGCLASS VK8:$src2, VK16),
(COPY_TO_REGCLASS VK8:$src1, VK16))>;
defm KUNPCKBW : avx512_mask_unpck<"bw", VK16, v16i1, VK8, HasAVX512>, PD;
defm KUNPCKWD : avx512_mask_unpck<"wd", VK32, v32i1, VK16, HasBWI>, PS;
defm KUNPCKDQ : avx512_mask_unpck<"dq", VK64, v64i1, VK32, HasBWI>, PS, VEX_W;
multiclass avx512_mask_unpck_int<string IntName, string InstName> {
let Predicates = [HasAVX512] in

27
test/CodeGen/X86/avx512-vec-cmp.ll
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@ -152,7 +152,6 @@ define <8 x i32> @test11_unsigned(<8 x i32> %x, <8 x i32> %y) nounwind {
ret <8 x i32> %max
}
define i16 @test12(<16 x i64> %a, <16 x i64> %b) nounwind {
; KNL-LABEL: test12:
; KNL: ## BB#0:
@ -166,6 +165,32 @@ define i16 @test12(<16 x i64> %a, <16 x i64> %b) nounwind {
ret i16 %res1
}
define i32 @test12_v32i32(<32 x i32> %a, <32 x i32> %b) nounwind {
; SKX-LABEL: test12_v32i32:
; SKX: ## BB#0:
; SKX-NEXT: vpcmpeqd %zmm2, %zmm0, %k0
; SKX-NEXT: vpcmpeqd %zmm3, %zmm1, %k1
; SKX-NEXT: kunpckwd %k0, %k1, %k0
; SKX-NEXT: kmovd %k0, %eax
; SKX-NEXT: retq
%res = icmp eq <32 x i32> %a, %b
%res1 = bitcast <32 x i1> %res to i32
ret i32 %res1
}
define i64 @test12_v64i16(<64 x i16> %a, <64 x i16> %b) nounwind {
; SKX-LABEL: test12_v64i16:
; SKX: ## BB#0:
; SKX-NEXT: vpcmpeqw %zmm2, %zmm0, %k0
; SKX-NEXT: vpcmpeqw %zmm3, %zmm1, %k1
; SKX-NEXT: kunpckdq %k0, %k1, %k0
; SKX-NEXT: kmovq %k0, %rax
; SKX-NEXT: retq
%res = icmp eq <64 x i16> %a, %b
%res1 = bitcast <64 x i1> %res to i64
ret i64 %res1
}
define <16 x i32> @test13(<16 x float>%a, <16 x float>%b)
; KNL-LABEL: test13:
; KNL: ## BB#0:

4
test/MC/X86/avx512-encodings.s
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@ -14958,6 +14958,10 @@ vpermilpd $0x23, 0x400(%rbx), %zmm2
// CHECK: encoding: [0x62,0xf2,0xc5,0x08,0x43,0x92,0xf8,0xfb,0xff,0xff]
vgetexpsd -1032(%rdx), %xmm7, %xmm2
// CHECK: kunpckbw %k6, %k5, %k5
// CHECK: encoding: [0xc5,0xd5,0x4b,0xee]
kunpckbw %k6, %k5, %k5
// CHECK: vgetmantss $171, %xmm12, %xmm2, %xmm3
// CHECK: encoding: [0x62,0xd3,0x6d,0x08,0x27,0xdc,0xab]
vgetmantss $0xab, %xmm12, %xmm2, %xmm3

8
test/MC/X86/x86-64-avx512bw.s
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@ -4112,6 +4112,14 @@
// CHECK: encoding: [0x62,0x61,0x2d,0x40,0x69,0xb2,0xc0,0xdf,0xff,0xff]
vpunpckhwd -8256(%rdx), %zmm26, %zmm30
// CHECK: kunpckdq %k4, %k6, %k4
// CHECK: encoding: [0xc4,0xe1,0xcc,0x4b,0xe4]
kunpckdq %k4, %k6, %k4
// CHECK: kunpckwd %k6, %k5, %k5
// CHECK: encoding: [0xc5,0xd4,0x4b,0xee]
kunpckwd %k6, %k5, %k5
// CHECK: ktestd %k3, %k3
// CHECK: encoding: [0xc4,0xe1,0xf9,0x99,0xdb]
ktestd %k3, %k3