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[CostModel][X86] Added ctlz/cttz undef-zero costmodel tests

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@268761 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Simon Pilgrim 2016-05-06 17:48:35 +00:00
parent 292650f3ea
commit 556c69a0f5
1 changed files with 209 additions and 32 deletions
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241
test/Analysis/CostModel/X86/ctbits-cost.ll
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@ -67,6 +67,7 @@ define <8 x i16> @var_ctpop_v8i16(<8 x i16> %a) {
; SSE42: Found an estimated cost of 2 for instruction: %ctpop
; AVX: Found an estimated cost of 2 for instruction: %ctpop
; AVX2: Found an estimated cost of 2 for instruction: %ctpop
; XOP: Found an estimated cost of 2 for instruction: %ctpop
%ctpop = call <8 x i16> @llvm.ctpop.v8i16(<8 x i16> %a)
ret <8 x i16> %ctpop
}
@ -106,15 +107,15 @@ define <32 x i8> @var_ctpop_v32i8(<32 x i8> %a) {
; Verify the cost of vector leading zero count instructions.
declare <2 x i64> @llvm.ctlz.v2i64(<2 x i64>)
declare <4 x i32> @llvm.ctlz.v4i32(<4 x i32>)
declare <8 x i16> @llvm.ctlz.v8i16(<8 x i16>)
declare <16 x i8> @llvm.ctlz.v16i8(<16 x i8>)
declare <2 x i64> @llvm.ctlz.v2i64(<2 x i64>, i1)
declare <4 x i32> @llvm.ctlz.v4i32(<4 x i32>, i1)
declare <8 x i16> @llvm.ctlz.v8i16(<8 x i16>, i1)
declare <16 x i8> @llvm.ctlz.v16i8(<16 x i8>, i1)
declare <4 x i64> @llvm.ctlz.v4i64(<4 x i64>)
declare <8 x i32> @llvm.ctlz.v8i32(<8 x i32>)
declare <16 x i16> @llvm.ctlz.v16i16(<16 x i16>)
declare <32 x i8> @llvm.ctlz.v32i8(<32 x i8>)
declare <4 x i64> @llvm.ctlz.v4i64(<4 x i64>, i1)
declare <8 x i32> @llvm.ctlz.v8i32(<8 x i32>, i1)
declare <16 x i16> @llvm.ctlz.v16i16(<16 x i16>, i1)
declare <32 x i8> @llvm.ctlz.v32i8(<32 x i8>, i1)
define <2 x i64> @var_ctlz_v2i64(<2 x i64> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_ctlz_v2i64':
@ -123,7 +124,18 @@ define <2 x i64> @var_ctlz_v2i64(<2 x i64> %a) {
; AVX: Found an estimated cost of 6 for instruction: %ctlz
; AVX2: Found an estimated cost of 6 for instruction: %ctlz
; XOP: Found an estimated cost of 6 for instruction: %ctlz
%ctlz = call <2 x i64> @llvm.ctlz.v2i64(<2 x i64> %a)
%ctlz = call <2 x i64> @llvm.ctlz.v2i64(<2 x i64> %a, i1 0)
ret <2 x i64> %ctlz
}
define <2 x i64> @var_ctlz_v2i64u(<2 x i64> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_ctlz_v2i64u':
; SSE2: Found an estimated cost of 6 for instruction: %ctlz
; SSE42: Found an estimated cost of 6 for instruction: %ctlz
; AVX: Found an estimated cost of 6 for instruction: %ctlz
; AVX2: Found an estimated cost of 6 for instruction: %ctlz
; XOP: Found an estimated cost of 6 for instruction: %ctlz
%ctlz = call <2 x i64> @llvm.ctlz.v2i64(<2 x i64> %a, i1 1)
ret <2 x i64> %ctlz
}
@ -134,7 +146,18 @@ define <4 x i64> @var_ctlz_v4i64(<4 x i64> %a) {
; AVX: Found an estimated cost of 12 for instruction: %ctlz
; AVX2: Found an estimated cost of 12 for instruction: %ctlz
; XOP: Found an estimated cost of 12 for instruction: %ctlz
%ctlz = call <4 x i64> @llvm.ctlz.v4i64(<4 x i64> %a)
%ctlz = call <4 x i64> @llvm.ctlz.v4i64(<4 x i64> %a, i1 0)
ret <4 x i64> %ctlz
}
define <4 x i64> @var_ctlz_v4i64u(<4 x i64> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_ctlz_v4i64u':
; SSE2: Found an estimated cost of 12 for instruction: %ctlz
; SSE42: Found an estimated cost of 12 for instruction: %ctlz
; AVX: Found an estimated cost of 12 for instruction: %ctlz
; AVX2: Found an estimated cost of 12 for instruction: %ctlz
; XOP: Found an estimated cost of 12 for instruction: %ctlz
%ctlz = call <4 x i64> @llvm.ctlz.v4i64(<4 x i64> %a, i1 1)
ret <4 x i64> %ctlz
}
@ -145,7 +168,18 @@ define <4 x i32> @var_ctlz_v4i32(<4 x i32> %a) {
; AVX: Found an estimated cost of 12 for instruction: %ctlz
; AVX2: Found an estimated cost of 12 for instruction: %ctlz
; XOP: Found an estimated cost of 12 for instruction: %ctlz
%ctlz = call <4 x i32> @llvm.ctlz.v4i32(<4 x i32> %a)
%ctlz = call <4 x i32> @llvm.ctlz.v4i32(<4 x i32> %a, i1 0)
ret <4 x i32> %ctlz
}
define <4 x i32> @var_ctlz_v4i32u(<4 x i32> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_ctlz_v4i32u':
; SSE2: Found an estimated cost of 12 for instruction: %ctlz
; SSE42: Found an estimated cost of 12 for instruction: %ctlz
; AVX: Found an estimated cost of 12 for instruction: %ctlz
; AVX2: Found an estimated cost of 12 for instruction: %ctlz
; XOP: Found an estimated cost of 12 for instruction: %ctlz
%ctlz = call <4 x i32> @llvm.ctlz.v4i32(<4 x i32> %a, i1 1)
ret <4 x i32> %ctlz
}
@ -156,7 +190,18 @@ define <8 x i32> @var_ctlz_v8i32(<8 x i32> %a) {
; AVX: Found an estimated cost of 24 for instruction: %ctlz
; AVX2: Found an estimated cost of 24 for instruction: %ctlz
; XOP: Found an estimated cost of 24 for instruction: %ctlz
%ctlz = call <8 x i32> @llvm.ctlz.v8i32(<8 x i32> %a)
%ctlz = call <8 x i32> @llvm.ctlz.v8i32(<8 x i32> %a, i1 0)
ret <8 x i32> %ctlz
}
define <8 x i32> @var_ctlz_v8i32u(<8 x i32> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_ctlz_v8i32u':
; SSE2: Found an estimated cost of 24 for instruction: %ctlz
; SSE42: Found an estimated cost of 24 for instruction: %ctlz
; AVX: Found an estimated cost of 24 for instruction: %ctlz
; AVX2: Found an estimated cost of 24 for instruction: %ctlz
; XOP: Found an estimated cost of 24 for instruction: %ctlz
%ctlz = call <8 x i32> @llvm.ctlz.v8i32(<8 x i32> %a, i1 1)
ret <8 x i32> %ctlz
}
@ -167,7 +212,18 @@ define <8 x i16> @var_ctlz_v8i16(<8 x i16> %a) {
; AVX: Found an estimated cost of 24 for instruction: %ctlz
; AVX2: Found an estimated cost of 24 for instruction: %ctlz
; XOP: Found an estimated cost of 24 for instruction: %ctlz
%ctlz = call <8 x i16> @llvm.ctlz.v8i16(<8 x i16> %a)
%ctlz = call <8 x i16> @llvm.ctlz.v8i16(<8 x i16> %a, i1 0)
ret <8 x i16> %ctlz
}
define <8 x i16> @var_ctlz_v8i16u(<8 x i16> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_ctlz_v8i16u':
; SSE2: Found an estimated cost of 24 for instruction: %ctlz
; SSE42: Found an estimated cost of 24 for instruction: %ctlz
; AVX: Found an estimated cost of 24 for instruction: %ctlz
; AVX2: Found an estimated cost of 24 for instruction: %ctlz
; XOP: Found an estimated cost of 24 for instruction: %ctlz
%ctlz = call <8 x i16> @llvm.ctlz.v8i16(<8 x i16> %a, i1 1)
ret <8 x i16> %ctlz
}
@ -178,7 +234,18 @@ define <16 x i16> @var_ctlz_v16i16(<16 x i16> %a) {
; AVX: Found an estimated cost of 48 for instruction: %ctlz
; AVX2: Found an estimated cost of 48 for instruction: %ctlz
; XOP: Found an estimated cost of 48 for instruction: %ctlz
%ctlz = call <16 x i16> @llvm.ctlz.v16i16(<16 x i16> %a)
%ctlz = call <16 x i16> @llvm.ctlz.v16i16(<16 x i16> %a, i1 0)
ret <16 x i16> %ctlz
}
define <16 x i16> @var_ctlz_v16i16u(<16 x i16> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_ctlz_v16i16u':
; SSE2: Found an estimated cost of 48 for instruction: %ctlz
; SSE42: Found an estimated cost of 48 for instruction: %ctlz
; AVX: Found an estimated cost of 48 for instruction: %ctlz
; AVX2: Found an estimated cost of 48 for instruction: %ctlz
; XOP: Found an estimated cost of 48 for instruction: %ctlz
%ctlz = call <16 x i16> @llvm.ctlz.v16i16(<16 x i16> %a, i1 1)
ret <16 x i16> %ctlz
}
@ -189,7 +256,18 @@ define <16 x i8> @var_ctlz_v16i8(<16 x i8> %a) {
; AVX: Found an estimated cost of 48 for instruction: %ctlz
; AVX2: Found an estimated cost of 48 for instruction: %ctlz
; XOP: Found an estimated cost of 48 for instruction: %ctlz
%ctlz = call <16 x i8> @llvm.ctlz.v16i8(<16 x i8> %a)
%ctlz = call <16 x i8> @llvm.ctlz.v16i8(<16 x i8> %a, i1 0)
ret <16 x i8> %ctlz
}
define <16 x i8> @var_ctlz_v16i8u(<16 x i8> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_ctlz_v16i8u':
; SSE2: Found an estimated cost of 48 for instruction: %ctlz
; SSE42: Found an estimated cost of 48 for instruction: %ctlz
; AVX: Found an estimated cost of 48 for instruction: %ctlz
; AVX2: Found an estimated cost of 48 for instruction: %ctlz
; XOP: Found an estimated cost of 48 for instruction: %ctlz
%ctlz = call <16 x i8> @llvm.ctlz.v16i8(<16 x i8> %a, i1 1)
ret <16 x i8> %ctlz
}
@ -200,21 +278,32 @@ define <32 x i8> @var_ctlz_v32i8(<32 x i8> %a) {
; AVX: Found an estimated cost of 96 for instruction: %ctlz
; AVX2: Found an estimated cost of 96 for instruction: %ctlz
; XOP: Found an estimated cost of 96 for instruction: %ctlz
%ctlz = call <32 x i8> @llvm.ctlz.v32i8(<32 x i8> %a)
%ctlz = call <32 x i8> @llvm.ctlz.v32i8(<32 x i8> %a, i1 0)
ret <32 x i8> %ctlz
}
define <32 x i8> @var_ctlz_v32i8u(<32 x i8> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_ctlz_v32i8u':
; SSE2: Found an estimated cost of 96 for instruction: %ctlz
; SSE42: Found an estimated cost of 96 for instruction: %ctlz
; AVX: Found an estimated cost of 96 for instruction: %ctlz
; AVX2: Found an estimated cost of 96 for instruction: %ctlz
; XOP: Found an estimated cost of 96 for instruction: %ctlz
%ctlz = call <32 x i8> @llvm.ctlz.v32i8(<32 x i8> %a, i1 1)
ret <32 x i8> %ctlz
}
; Verify the cost of vector trailing zero count instructions.
declare <2 x i64> @llvm.cttz.v2i64(<2 x i64>)
declare <4 x i32> @llvm.cttz.v4i32(<4 x i32>)
declare <8 x i16> @llvm.cttz.v8i16(<8 x i16>)
declare <16 x i8> @llvm.cttz.v16i8(<16 x i8>)
declare <2 x i64> @llvm.cttz.v2i64(<2 x i64>, i1)
declare <4 x i32> @llvm.cttz.v4i32(<4 x i32>, i1)
declare <8 x i16> @llvm.cttz.v8i16(<8 x i16>, i1)
declare <16 x i8> @llvm.cttz.v16i8(<16 x i8>, i1)
declare <4 x i64> @llvm.cttz.v4i64(<4 x i64>)
declare <8 x i32> @llvm.cttz.v8i32(<8 x i32>)
declare <16 x i16> @llvm.cttz.v16i16(<16 x i16>)
declare <32 x i8> @llvm.cttz.v32i8(<32 x i8>)
declare <4 x i64> @llvm.cttz.v4i64(<4 x i64>, i1)
declare <8 x i32> @llvm.cttz.v8i32(<8 x i32>, i1)
declare <16 x i16> @llvm.cttz.v16i16(<16 x i16>, i1)
declare <32 x i8> @llvm.cttz.v32i8(<32 x i8>, i1)
define <2 x i64> @var_cttz_v2i64(<2 x i64> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_cttz_v2i64':
@ -223,7 +312,18 @@ define <2 x i64> @var_cttz_v2i64(<2 x i64> %a) {
; AVX: Found an estimated cost of 6 for instruction: %cttz
; AVX2: Found an estimated cost of 6 for instruction: %cttz
; XOP: Found an estimated cost of 6 for instruction: %cttz
%cttz = call <2 x i64> @llvm.cttz.v2i64(<2 x i64> %a)
%cttz = call <2 x i64> @llvm.cttz.v2i64(<2 x i64> %a, i1 0)
ret <2 x i64> %cttz
}
define <2 x i64> @var_cttz_v2i64u(<2 x i64> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_cttz_v2i64u':
; SSE2: Found an estimated cost of 6 for instruction: %cttz
; SSE42: Found an estimated cost of 6 for instruction: %cttz
; AVX: Found an estimated cost of 6 for instruction: %cttz
; AVX2: Found an estimated cost of 6 for instruction: %cttz
; XOP: Found an estimated cost of 6 for instruction: %cttz
%cttz = call <2 x i64> @llvm.cttz.v2i64(<2 x i64> %a, i1 1)
ret <2 x i64> %cttz
}
@ -234,7 +334,18 @@ define <4 x i64> @var_cttz_v4i64(<4 x i64> %a) {
; AVX: Found an estimated cost of 12 for instruction: %cttz
; AVX2: Found an estimated cost of 12 for instruction: %cttz
; XOP: Found an estimated cost of 12 for instruction: %cttz
%cttz = call <4 x i64> @llvm.cttz.v4i64(<4 x i64> %a)
%cttz = call <4 x i64> @llvm.cttz.v4i64(<4 x i64> %a, i1 0)
ret <4 x i64> %cttz
}
define <4 x i64> @var_cttz_v4i64u(<4 x i64> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_cttz_v4i64u':
; SSE2: Found an estimated cost of 12 for instruction: %cttz
; SSE42: Found an estimated cost of 12 for instruction: %cttz
; AVX: Found an estimated cost of 12 for instruction: %cttz
; AVX2: Found an estimated cost of 12 for instruction: %cttz
; XOP: Found an estimated cost of 12 for instruction: %cttz
%cttz = call <4 x i64> @llvm.cttz.v4i64(<4 x i64> %a, i1 1)
ret <4 x i64> %cttz
}
@ -245,7 +356,18 @@ define <4 x i32> @var_cttz_v4i32(<4 x i32> %a) {
; AVX: Found an estimated cost of 12 for instruction: %cttz
; AVX2: Found an estimated cost of 12 for instruction: %cttz
; XOP: Found an estimated cost of 12 for instruction: %cttz
%cttz = call <4 x i32> @llvm.cttz.v4i32(<4 x i32> %a)
%cttz = call <4 x i32> @llvm.cttz.v4i32(<4 x i32> %a, i1 0)
ret <4 x i32> %cttz
}
define <4 x i32> @var_cttz_v4i32u(<4 x i32> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_cttz_v4i32u':
; SSE2: Found an estimated cost of 12 for instruction: %cttz
; SSE42: Found an estimated cost of 12 for instruction: %cttz
; AVX: Found an estimated cost of 12 for instruction: %cttz
; AVX2: Found an estimated cost of 12 for instruction: %cttz
; XOP: Found an estimated cost of 12 for instruction: %cttz
%cttz = call <4 x i32> @llvm.cttz.v4i32(<4 x i32> %a, i1 1)
ret <4 x i32> %cttz
}
@ -256,7 +378,18 @@ define <8 x i32> @var_cttz_v8i32(<8 x i32> %a) {
; AVX: Found an estimated cost of 24 for instruction: %cttz
; AVX2: Found an estimated cost of 24 for instruction: %cttz
; XOP: Found an estimated cost of 24 for instruction: %cttz
%cttz = call <8 x i32> @llvm.cttz.v8i32(<8 x i32> %a)
%cttz = call <8 x i32> @llvm.cttz.v8i32(<8 x i32> %a, i1 0)
ret <8 x i32> %cttz
}
define <8 x i32> @var_cttz_v8i32u(<8 x i32> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_cttz_v8i32u':
; SSE2: Found an estimated cost of 24 for instruction: %cttz
; SSE42: Found an estimated cost of 24 for instruction: %cttz
; AVX: Found an estimated cost of 24 for instruction: %cttz
; AVX2: Found an estimated cost of 24 for instruction: %cttz
; XOP: Found an estimated cost of 24 for instruction: %cttz
%cttz = call <8 x i32> @llvm.cttz.v8i32(<8 x i32> %a, i1 1)
ret <8 x i32> %cttz
}
@ -267,7 +400,18 @@ define <8 x i16> @var_cttz_v8i16(<8 x i16> %a) {
; AVX: Found an estimated cost of 24 for instruction: %cttz
; AVX2: Found an estimated cost of 24 for instruction: %cttz
; XOP: Found an estimated cost of 24 for instruction: %cttz
%cttz = call <8 x i16> @llvm.cttz.v8i16(<8 x i16> %a)
%cttz = call <8 x i16> @llvm.cttz.v8i16(<8 x i16> %a, i1 0)
ret <8 x i16> %cttz
}
define <8 x i16> @var_cttz_v8i16u(<8 x i16> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_cttz_v8i16u':
; SSE2: Found an estimated cost of 24 for instruction: %cttz
; SSE42: Found an estimated cost of 24 for instruction: %cttz
; AVX: Found an estimated cost of 24 for instruction: %cttz
; AVX2: Found an estimated cost of 24 for instruction: %cttz
; XOP: Found an estimated cost of 24 for instruction: %cttz
%cttz = call <8 x i16> @llvm.cttz.v8i16(<8 x i16> %a, i1 1)
ret <8 x i16> %cttz
}
@ -278,7 +422,18 @@ define <16 x i16> @var_cttz_v16i16(<16 x i16> %a) {
; AVX: Found an estimated cost of 48 for instruction: %cttz
; AVX2: Found an estimated cost of 48 for instruction: %cttz
; XOP: Found an estimated cost of 48 for instruction: %cttz
%cttz = call <16 x i16> @llvm.cttz.v16i16(<16 x i16> %a)
%cttz = call <16 x i16> @llvm.cttz.v16i16(<16 x i16> %a, i1 0)
ret <16 x i16> %cttz
}
define <16 x i16> @var_cttz_v16i16u(<16 x i16> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_cttz_v16i16u':
; SSE2: Found an estimated cost of 48 for instruction: %cttz
; SSE42: Found an estimated cost of 48 for instruction: %cttz
; AVX: Found an estimated cost of 48 for instruction: %cttz
; AVX2: Found an estimated cost of 48 for instruction: %cttz
; XOP: Found an estimated cost of 48 for instruction: %cttz
%cttz = call <16 x i16> @llvm.cttz.v16i16(<16 x i16> %a, i1 1)
ret <16 x i16> %cttz
}
@ -289,7 +444,18 @@ define <16 x i8> @var_cttz_v16i8(<16 x i8> %a) {
; AVX: Found an estimated cost of 48 for instruction: %cttz
; AVX2: Found an estimated cost of 48 for instruction: %cttz
; XOP: Found an estimated cost of 48 for instruction: %cttz
%cttz = call <16 x i8> @llvm.cttz.v16i8(<16 x i8> %a)
%cttz = call <16 x i8> @llvm.cttz.v16i8(<16 x i8> %a, i1 0)
ret <16 x i8> %cttz
}
define <16 x i8> @var_cttz_v16i8u(<16 x i8> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_cttz_v16i8u':
; SSE2: Found an estimated cost of 48 for instruction: %cttz
; SSE42: Found an estimated cost of 48 for instruction: %cttz
; AVX: Found an estimated cost of 48 for instruction: %cttz
; AVX2: Found an estimated cost of 48 for instruction: %cttz
; XOP: Found an estimated cost of 48 for instruction: %cttz
%cttz = call <16 x i8> @llvm.cttz.v16i8(<16 x i8> %a, i1 1)
ret <16 x i8> %cttz
}
@ -300,7 +466,18 @@ define <32 x i8> @var_cttz_v32i8(<32 x i8> %a) {
; AVX: Found an estimated cost of 96 for instruction: %cttz
; AVX2: Found an estimated cost of 96 for instruction: %cttz
; XOP: Found an estimated cost of 96 for instruction: %cttz
%cttz = call <32 x i8> @llvm.cttz.v32i8(<32 x i8> %a)
%cttz = call <32 x i8> @llvm.cttz.v32i8(<32 x i8> %a, i1 0)
ret <32 x i8> %cttz
}
define <32 x i8> @var_cttz_v32i8u(<32 x i8> %a) {
; CHECK: 'Cost Model Analysis' for function 'var_cttz_v32i8u':
; SSE2: Found an estimated cost of 96 for instruction: %cttz
; SSE42: Found an estimated cost of 96 for instruction: %cttz
; AVX: Found an estimated cost of 96 for instruction: %cttz
; AVX2: Found an estimated cost of 96 for instruction: %cttz
; XOP: Found an estimated cost of 96 for instruction: %cttz
%cttz = call <32 x i8> @llvm.cttz.v32i8(<32 x i8> %a, i1 1)
ret <32 x i8> %cttz
}