forked from OSchip/llvm-project
[x86] add tests for cost model kinds of intrinsics; NFC
This provides coverage for existing special-cases and a sampling of other intrinsics. Current output appears to be wrong in several cases.
This commit is contained in:
Sanjay Patel
parent
bddaa7a848
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fab028b914
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; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
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; RUN: opt -mtriple=x86_64-- -cost-model -analyze -cost-kind=throughput < %s | FileCheck %s --check-prefix=THRU
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; RUN: opt -mtriple=x86_64-- -cost-model -analyze -cost-kind=latency < %s | FileCheck %s --check-prefix=LATE
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; RUN: opt -mtriple=x86_64-- -cost-model -analyze -cost-kind=code-size < %s | FileCheck %s --check-prefix=SIZE
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; RUN: opt -mtriple=x86_64-- -cost-model -analyze -cost-kind=size-latency < %s | FileCheck %s --check-prefix=SIZE_LATE
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; Test a cross-section of intrinsics for various cost-kinds.
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; Other test files may check for accuracy of a particular intrinsic
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; across subtargets or types. This is just a sanity check using the
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; default x86 target and a legal scalar type (i32/float) and/or an
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; illegal vector type (16 x i32/float).
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declare i32 @llvm.smax.i32(i32, i32)
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declare <16 x i32> @llvm.smax.v16i32(<16 x i32>, <16 x i32>)
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declare float @llvm.fmuladd.f32(float, float, float)
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declare <16 x float> @llvm.fmuladd.v16f32(<16 x float>, <16 x float>, <16 x float>)
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declare i32 @llvm.cttz.i32(i32, i1)
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declare <16 x i32> @llvm.cttz.v16i32(<16 x i32>, i1)
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declare i32 @llvm.ctlz.i32(i32, i1)
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declare <16 x i32> @llvm.ctlz.v16i32(<16 x i32>, i1)
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declare i32 @llvm.fshl.i32(i32, i32, i32)
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declare <16 x i32> @llvm.fshl.v16i32(<16 x i32>, <16 x i32>, <16 x i32>)
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declare <16 x float> @llvm.masked.gather.v16f32.v16p0f32(<16 x float*>, i32, <16 x i1>, <16 x float>)
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declare void @llvm.masked.scatter.v16f32.v16p0f32(<16 x float>, <16 x float*>, i32, <16 x i1>)
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declare float @llvm.vector.reduce.fmax.v16f32(<16 x float>)
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define void @smax(i32 %a, i32 %b, <16 x i32> %va, <16 x i32> %vb) {
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; THRU-LABEL: 'smax'
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; THRU-NEXT: Cost Model: Found an estimated cost of 2 for instruction: %s = call i32 @llvm.smax.i32(i32 %a, i32 %b)
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; THRU-NEXT: Cost Model: Found an estimated cost of 16 for instruction: %v = call <16 x i32> @llvm.smax.v16i32(<16 x i32> %va, <16 x i32> %vb)
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; THRU-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret void
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;
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; LATE-LABEL: 'smax'
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.smax.i32(i32 %a, i32 %b)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.smax.v16i32(<16 x i32> %va, <16 x i32> %vb)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE-LABEL: 'smax'
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.smax.i32(i32 %a, i32 %b)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.smax.v16i32(<16 x i32> %va, <16 x i32> %vb)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE_LATE-LABEL: 'smax'
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.smax.i32(i32 %a, i32 %b)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.smax.v16i32(<16 x i32> %va, <16 x i32> %vb)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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%s = call i32 @llvm.smax.i32(i32 %a, i32 %b)
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%v = call <16 x i32> @llvm.smax.v16i32(<16 x i32> %va, <16 x i32> %vb)
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ret void
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}
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define void @fmuladd(float %a, float %b, float %c, <16 x float> %va, <16 x float> %vb, <16 x float> %vc) {
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; THRU-LABEL: 'fmuladd'
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; THRU-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %s = call float @llvm.fmuladd.f32(float %a, float %b, float %c)
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; THRU-NEXT: Cost Model: Found an estimated cost of 16 for instruction: %v = call <16 x float> @llvm.fmuladd.v16f32(<16 x float> %va, <16 x float> %vb, <16 x float> %vc)
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; THRU-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret void
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;
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; LATE-LABEL: 'fmuladd'
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; LATE-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %s = call float @llvm.fmuladd.f32(float %a, float %b, float %c)
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; LATE-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %v = call <16 x float> @llvm.fmuladd.v16f32(<16 x float> %va, <16 x float> %vb, <16 x float> %vc)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE-LABEL: 'fmuladd'
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call float @llvm.fmuladd.f32(float %a, float %b, float %c)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x float> @llvm.fmuladd.v16f32(<16 x float> %va, <16 x float> %vb, <16 x float> %vc)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE_LATE-LABEL: 'fmuladd'
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call float @llvm.fmuladd.f32(float %a, float %b, float %c)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x float> @llvm.fmuladd.v16f32(<16 x float> %va, <16 x float> %vb, <16 x float> %vc)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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%s = call float @llvm.fmuladd.f32(float %a, float %b, float %c)
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%v = call <16 x float> @llvm.fmuladd.v16f32(<16 x float> %va, <16 x float> %vb, <16 x float> %vc)
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ret void
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}
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define void @cttz(i32 %a, <16 x i32> %va) {
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; THRU-LABEL: 'cttz'
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; THRU-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %s = call i32 @llvm.cttz.i32(i32 %a, i1 false)
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; THRU-NEXT: Cost Model: Found an estimated cost of 72 for instruction: %v = call <16 x i32> @llvm.cttz.v16i32(<16 x i32> %va, i1 false)
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; THRU-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret void
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;
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; LATE-LABEL: 'cttz'
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.cttz.i32(i32 %a, i1 false)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.cttz.v16i32(<16 x i32> %va, i1 false)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE-LABEL: 'cttz'
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.cttz.i32(i32 %a, i1 false)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.cttz.v16i32(<16 x i32> %va, i1 false)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE_LATE-LABEL: 'cttz'
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.cttz.i32(i32 %a, i1 false)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.cttz.v16i32(<16 x i32> %va, i1 false)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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%s = call i32 @llvm.cttz.i32(i32 %a, i1 false)
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%v = call <16 x i32> @llvm.cttz.v16i32(<16 x i32> %va, i1 false)
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ret void
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}
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define void @ctlz(i32 %a, <16 x i32> %va) {
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; THRU-LABEL: 'ctlz'
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; THRU-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %s = call i32 @llvm.ctlz.i32(i32 %a, i1 true)
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; THRU-NEXT: Cost Model: Found an estimated cost of 104 for instruction: %v = call <16 x i32> @llvm.ctlz.v16i32(<16 x i32> %va, i1 true)
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; THRU-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret void
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;
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; LATE-LABEL: 'ctlz'
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.ctlz.i32(i32 %a, i1 true)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.ctlz.v16i32(<16 x i32> %va, i1 true)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE-LABEL: 'ctlz'
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.ctlz.i32(i32 %a, i1 true)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.ctlz.v16i32(<16 x i32> %va, i1 true)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE_LATE-LABEL: 'ctlz'
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.ctlz.i32(i32 %a, i1 true)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.ctlz.v16i32(<16 x i32> %va, i1 true)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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%s = call i32 @llvm.ctlz.i32(i32 %a, i1 true)
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%v = call <16 x i32> @llvm.ctlz.v16i32(<16 x i32> %va, i1 true)
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ret void
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}
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define void @fshl(i32 %a, i32 %b, i32 %c, <16 x i32> %va, <16 x i32> %vb, <16 x i32> %vc) {
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; THRU-LABEL: 'fshl'
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; THRU-NEXT: Cost Model: Found an estimated cost of 4 for instruction: %s = call i32 @llvm.fshl.i32(i32 %a, i32 %b, i32 %c)
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; THRU-NEXT: Cost Model: Found an estimated cost of 132 for instruction: %v = call <16 x i32> @llvm.fshl.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i32> %vc)
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; THRU-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret void
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;
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; LATE-LABEL: 'fshl'
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.fshl.i32(i32 %a, i32 %b, i32 %c)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.fshl.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i32> %vc)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE-LABEL: 'fshl'
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.fshl.i32(i32 %a, i32 %b, i32 %c)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.fshl.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i32> %vc)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE_LATE-LABEL: 'fshl'
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %s = call i32 @llvm.fshl.i32(i32 %a, i32 %b, i32 %c)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x i32> @llvm.fshl.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i32> %vc)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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%s = call i32 @llvm.fshl.i32(i32 %a, i32 %b, i32 %c)
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%v = call <16 x i32> @llvm.fshl.v16i32(<16 x i32> %va, <16 x i32> %vb, <16 x i32> %vc)
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ret void
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}
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define void @maskedgather(<16 x float*> %va, <16 x i1> %vb, <16 x float> %vc) {
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; THRU-LABEL: 'maskedgather'
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; THRU-NEXT: Cost Model: Found an estimated cost of 87 for instruction: %v = call <16 x float> @llvm.masked.gather.v16f32.v16p0f32(<16 x float*> %va, i32 1, <16 x i1> %vb, <16 x float> %vc)
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; THRU-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret void
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;
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; LATE-LABEL: 'maskedgather'
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; LATE-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %v = call <16 x float> @llvm.masked.gather.v16f32.v16p0f32(<16 x float*> %va, i32 1, <16 x i1> %vb, <16 x float> %vc)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE-LABEL: 'maskedgather'
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x float> @llvm.masked.gather.v16f32.v16p0f32(<16 x float*> %va, i32 1, <16 x i1> %vb, <16 x float> %vc)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE_LATE-LABEL: 'maskedgather'
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call <16 x float> @llvm.masked.gather.v16f32.v16p0f32(<16 x float*> %va, i32 1, <16 x i1> %vb, <16 x float> %vc)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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%v = call <16 x float> @llvm.masked.gather.v16f32.v16p0f32(<16 x float*> %va, i32 1, <16 x i1> %vb, <16 x float> %vc)
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ret void
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}
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define void @maskedscatter(<16 x float> %va, <16 x float*> %vb, <16 x i1> %vc) {
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; THRU-LABEL: 'maskedscatter'
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; THRU-NEXT: Cost Model: Found an estimated cost of 75 for instruction: call void @llvm.masked.scatter.v16f32.v16p0f32(<16 x float> %va, <16 x float*> %vb, i32 1, <16 x i1> %vc)
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; THRU-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret void
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;
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; LATE-LABEL: 'maskedscatter'
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: call void @llvm.masked.scatter.v16f32.v16p0f32(<16 x float> %va, <16 x float*> %vb, i32 1, <16 x i1> %vc)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE-LABEL: 'maskedscatter'
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: call void @llvm.masked.scatter.v16f32.v16p0f32(<16 x float> %va, <16 x float*> %vb, i32 1, <16 x i1> %vc)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE_LATE-LABEL: 'maskedscatter'
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: call void @llvm.masked.scatter.v16f32.v16p0f32(<16 x float> %va, <16 x float*> %vb, i32 1, <16 x i1> %vc)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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call void @llvm.masked.scatter.v16f32.v16p0f32(<16 x float> %va, <16 x float*> %vb, i32 1, <16 x i1> %vc)
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ret void
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}
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define void @reduce_fmax(<16 x float> %va) {
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; THRU-LABEL: 'reduce_fmax'
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; THRU-NEXT: Cost Model: Found an estimated cost of 7 for instruction: %v = call float @llvm.vector.reduce.fmax.v16f32(<16 x float> %va)
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; THRU-NEXT: Cost Model: Found an estimated cost of 0 for instruction: ret void
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;
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; LATE-LABEL: 'reduce_fmax'
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; LATE-NEXT: Cost Model: Found an estimated cost of 3 for instruction: %v = call float @llvm.vector.reduce.fmax.v16f32(<16 x float> %va)
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; LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE-LABEL: 'reduce_fmax'
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call float @llvm.vector.reduce.fmax.v16f32(<16 x float> %va)
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; SIZE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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; SIZE_LATE-LABEL: 'reduce_fmax'
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: %v = call float @llvm.vector.reduce.fmax.v16f32(<16 x float> %va)
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; SIZE_LATE-NEXT: Cost Model: Found an estimated cost of 1 for instruction: ret void
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;
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%v = call float @llvm.vector.reduce.fmax.v16f32(<16 x float> %va)
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ret void
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}
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