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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
122 lines
6.5 KiB
LLVM
122 lines
6.5 KiB
LLVM
; RUN: opt -S -wholeprogramdevirt -wholeprogramdevirt-summary-action=import -wholeprogramdevirt-read-summary=%S/Inputs/import-single-impl.yaml < %s | FileCheck --check-prefixes=CHECK,SINGLE-IMPL %s
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; RUN: opt -S -wholeprogramdevirt -wholeprogramdevirt-summary-action=import -wholeprogramdevirt-read-summary=%S/Inputs/import-uniform-ret-val.yaml < %s | FileCheck --check-prefixes=CHECK,INDIR,UNIFORM-RET-VAL %s
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; RUN: opt -S -wholeprogramdevirt -wholeprogramdevirt-summary-action=import -wholeprogramdevirt-read-summary=%S/Inputs/import-unique-ret-val0.yaml < %s | FileCheck --check-prefixes=CHECK,INDIR,UNIQUE-RET-VAL0 %s
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; RUN: opt -S -wholeprogramdevirt -wholeprogramdevirt-summary-action=import -wholeprogramdevirt-read-summary=%S/Inputs/import-unique-ret-val1.yaml < %s | FileCheck --check-prefixes=CHECK,INDIR,UNIQUE-RET-VAL1 %s
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; RUN: opt -S -wholeprogramdevirt -wholeprogramdevirt-summary-action=import -wholeprogramdevirt-read-summary=%S/Inputs/import-vcp.yaml < %s | FileCheck --check-prefixes=CHECK,VCP,VCP-X86,VCP64,INDIR %s
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; RUN: opt -S -wholeprogramdevirt -wholeprogramdevirt-summary-action=import -wholeprogramdevirt-read-summary=%S/Inputs/import-vcp.yaml -mtriple=i686-unknown-linux -data-layout=e-p:32:32 < %s | FileCheck --check-prefixes=CHECK,VCP,VCP-X86,VCP32 %s
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; RUN: opt -S -wholeprogramdevirt -wholeprogramdevirt-summary-action=import -wholeprogramdevirt-read-summary=%S/Inputs/import-vcp.yaml -mtriple=armv7-unknown-linux -data-layout=e-p:32:32 < %s | FileCheck --check-prefixes=CHECK,VCP,VCP-ARM %s
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; RUN: opt -S -wholeprogramdevirt -wholeprogramdevirt-summary-action=import -wholeprogramdevirt-read-summary=%S/Inputs/import-vcp-branch-funnel.yaml < %s | FileCheck --check-prefixes=CHECK,VCP,VCP-X86,VCP64,BRANCH-FUNNEL %s
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; RUN: opt -S -wholeprogramdevirt -wholeprogramdevirt-summary-action=import -wholeprogramdevirt-read-summary=%S/Inputs/import-branch-funnel.yaml < %s | FileCheck --check-prefixes=CHECK,BRANCH-FUNNEL,BRANCH-FUNNEL-NOVCP %s
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target datalayout = "e-p:64:64"
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target triple = "x86_64-unknown-linux-gnu"
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; VCP-X86: @__typeid_typeid1_0_1_byte = external hidden global i8, !absolute_symbol !0
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; VCP-X86: @__typeid_typeid1_0_1_bit = external hidden global i8, !absolute_symbol !1
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; VCP-X86: @__typeid_typeid2_8_3_byte = external hidden global i8, !absolute_symbol !0
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; VCP-X86: @__typeid_typeid2_8_3_bit = external hidden global i8, !absolute_symbol !1
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; Test cases where the argument values are known and we can apply virtual
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; constant propagation.
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; CHECK: define i32 @call1
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define i32 @call1(i8* %obj) #0 {
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%vtableptr = bitcast i8* %obj to [3 x i8*]**
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%vtable = load [3 x i8*]*, [3 x i8*]** %vtableptr
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%vtablei8 = bitcast [3 x i8*]* %vtable to i8*
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%p = call i1 @llvm.type.test(i8* %vtablei8, metadata !"typeid1")
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call void @llvm.assume(i1 %p)
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%fptrptr = getelementptr [3 x i8*], [3 x i8*]* %vtable, i32 0, i32 0
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%fptr = load i8*, i8** %fptrptr
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%fptr_casted = bitcast i8* %fptr to i32 (i8*, i32)*
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; CHECK: {{.*}} = bitcast {{.*}} to i8*
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; VCP: [[VT1:%.*]] = bitcast {{.*}} to i8*
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; SINGLE-IMPL: call i32 bitcast (void ()* @singleimpl1 to i32 (i8*, i32)*)
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%result = call i32 %fptr_casted(i8* %obj, i32 1)
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; UNIFORM-RET-VAL: ret i32 42
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; VCP-X86: [[GEP1:%.*]] = getelementptr i8, i8* [[VT1]], i32 ptrtoint (i8* @__typeid_typeid1_0_1_byte to i32)
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; VCP-ARM: [[GEP1:%.*]] = getelementptr i8, i8* [[VT1]], i32 42
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; VCP: [[BC1:%.*]] = bitcast i8* [[GEP1]] to i32*
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; VCP: [[LOAD1:%.*]] = load i32, i32* [[BC1]]
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; VCP: ret i32 [[LOAD1]]
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; BRANCH-FUNNEL-NOVCP: [[VT1:%.*]] = bitcast {{.*}} to i8*
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; BRANCH-FUNNEL-NOVCP: call i32 bitcast (void ()* @__typeid_typeid1_0_branch_funnel to i32 (i8*, i8*, i32)*)(i8* nest [[VT1]], i8* %obj, i32 1)
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ret i32 %result
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}
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; Test cases where the argument values are unknown, so we cannot apply virtual
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; constant propagation.
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; CHECK: define i1 @call2
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define i1 @call2(i8* %obj) #0 {
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; BRANCH-FUNNEL: [[VT1:%.*]] = bitcast {{.*}} to i8*
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%vtableptr = bitcast i8* %obj to [1 x i8*]**
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%vtable = load [1 x i8*]*, [1 x i8*]** %vtableptr
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%vtablei8 = bitcast [1 x i8*]* %vtable to i8*
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%pair = call {i8*, i1} @llvm.type.checked.load(i8* %vtablei8, i32 8, metadata !"typeid2")
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%fptr = extractvalue {i8*, i1} %pair, 0
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%p = extractvalue {i8*, i1} %pair, 1
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; SINGLE-IMPL: br i1 true,
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br i1 %p, label %cont, label %trap
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cont:
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%fptr_casted = bitcast i8* %fptr to i1 (i8*, i32)*
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; SINGLE-IMPL: call i1 bitcast (void ()* @singleimpl2 to i1 (i8*, i32)*)
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; INDIR: call i1 %
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; BRANCH-FUNNEL: call i1 bitcast (void ()* @__typeid_typeid2_8_branch_funnel to i1 (i8*, i8*, i32)*)(i8* nest [[VT1]], i8* %obj, i32 undef)
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%result = call i1 %fptr_casted(i8* %obj, i32 undef)
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ret i1 %result
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trap:
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call void @llvm.trap()
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unreachable
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}
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; CHECK: define i1 @call3
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define i1 @call3(i8* %obj) #0 {
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%vtableptr = bitcast i8* %obj to [1 x i8*]**
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%vtable = load [1 x i8*]*, [1 x i8*]** %vtableptr
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%vtablei8 = bitcast [1 x i8*]* %vtable to i8*
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%pair = call {i8*, i1} @llvm.type.checked.load(i8* %vtablei8, i32 8, metadata !"typeid2")
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%fptr = extractvalue {i8*, i1} %pair, 0
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%p = extractvalue {i8*, i1} %pair, 1
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br i1 %p, label %cont, label %trap
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cont:
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%fptr_casted = bitcast i8* %fptr to i1 (i8*, i32)*
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%result = call i1 %fptr_casted(i8* %obj, i32 3)
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; UNIQUE-RET-VAL0: icmp ne i8* %vtablei8, @__typeid_typeid2_8_3_unique_member
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; UNIQUE-RET-VAL1: icmp eq i8* %vtablei8, @__typeid_typeid2_8_3_unique_member
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; VCP: [[VT2:%.*]] = bitcast {{.*}} to i8*
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; VCP-X86: [[GEP2:%.*]] = getelementptr i8, i8* [[VT2]], i32 ptrtoint (i8* @__typeid_typeid2_8_3_byte to i32)
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; VCP-ARM: [[GEP2:%.*]] = getelementptr i8, i8* [[VT2]], i32 43
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; VCP: [[LOAD2:%.*]] = load i8, i8* [[GEP2]]
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; VCP-X86: [[AND2:%.*]] = and i8 [[LOAD2]], ptrtoint (i8* @__typeid_typeid2_8_3_bit to i8)
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; VCP-ARM: [[AND2:%.*]] = and i8 [[LOAD2]], -128
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; VCP: [[ICMP2:%.*]] = icmp ne i8 [[AND2]], 0
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; VCP: ret i1 [[ICMP2]]
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; BRANCH-FUNNEL-NOVCP: [[VT2:%.*]] = bitcast {{.*}} to i8*
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; BRANCH-FUNNEL-NOVCP: call i1 bitcast (void ()* @__typeid_typeid2_8_branch_funnel to i1 (i8*, i8*, i32)*)(i8* nest [[VT2]], i8* %obj, i32 3)
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ret i1 %result
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trap:
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call void @llvm.trap()
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unreachable
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}
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; SINGLE-IMPL-DAG: declare void @singleimpl1()
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; SINGLE-IMPL-DAG: declare void @singleimpl2()
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; VCP32: !0 = !{i32 -1, i32 -1}
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; VCP64: !0 = !{i64 0, i64 4294967296}
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; VCP32: !1 = !{i32 0, i32 256}
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; VCP64: !1 = !{i64 0, i64 256}
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declare void @llvm.assume(i1)
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declare void @llvm.trap()
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declare {i8*, i1} @llvm.type.checked.load(i8*, i32, metadata)
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declare i1 @llvm.type.test(i8*, metadata)
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attributes #0 = { "target-features"="+retpoline" }
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