25fcf3e18e
This commit teaches the interp scanner that supported interface operations (type assertions, interface assertions) are supported. This fixes a problem with math/rand in Go 1.14.
78 строки
1,6 КиБ
LLVM
78 строки
1,6 КиБ
LLVM
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64--linux"
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%runtime.typecodeID = type { %runtime.typecodeID*, i64 }
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declare i1 @runtime.typeAssert(i64, %runtime.typecodeID*, i8*, i8*)
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declare i1 @runtime.interfaceImplements(i64, i8**)
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define i64 @returnsConst() {
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ret i64 0
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}
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define i64 @returnsArg(i64 %arg) {
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ret i64 %arg
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}
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declare i64 @externalCall()
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define i64 @externalCallOnly() {
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%result = call i64 @externalCall()
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ret i64 0
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}
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define i64 @externalCallAndReturn() {
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%result = call i64 @externalCall()
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ret i64 %result
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}
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define i64 @externalCallBranch() {
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%result = call i64 @externalCall()
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%zero = icmp eq i64 %result, 0
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br i1 %zero, label %if.then, label %if.done
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if.then:
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ret i64 2
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if.done:
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ret i64 4
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}
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@cleanGlobalInt = global i64 5
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define i64 @readCleanGlobal() {
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%global = load i64, i64* @cleanGlobalInt
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ret i64 %global
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}
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@dirtyGlobalInt = global i64 5
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define i64 @readDirtyGlobal() {
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%global = load i64, i64* @dirtyGlobalInt
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ret i64 %global
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}
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declare i64* @getDirtyPointer()
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define void @storeToPointer() {
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%ptr = call i64* @getDirtyPointer()
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store i64 3, i64* %ptr
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ret void
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}
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@functionPointer = global i64()* null
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define i64 @callFunctionPointer() {
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%fp = load i64()*, i64()** @functionPointer
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%result = call i64 %fp()
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ret i64 %result
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}
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define i1 @callTypeAssert() {
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; Note: parameters are not realistic.
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%ok = call i1 @runtime.typeAssert(i64 0, %runtime.typecodeID* null, i8* undef, i8* null)
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ret i1 %ok
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}
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define i1 @callInterfaceImplements() {
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; Note: parameters are not realistic.
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%ok = call i1 @runtime.interfaceImplements(i64 0, i8** null)
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ret i1 %ok
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}
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