Mercurial > hg > CbC > CbC_llvm
view llvm/test/Transforms/GlobalOpt/malloc-promote-2.ll @ 236:c4bab56944e8 llvm-original
LLVM 16
author | kono |
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date | Wed, 09 Nov 2022 17:45:10 +0900 |
parents | 0572611fdcc8 |
children | 1f2b6ac9f198 |
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals ; RUN: opt < %s -passes=globalopt -S | FileCheck %s target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" @G = internal global i32* null define void @t() { ; CHECK-LABEL: @t( ; CHECK-NEXT: ret void ; %malloccall = tail call i8* @malloc(i64 mul (i64 100, i64 4)) %P = bitcast i8* %malloccall to i32* store i32* %P, i32** @G %GV = load i32*, i32** @G %GVe = getelementptr i32, i32* %GV, i32 40 store i32 20, i32* %GVe ret void } declare noalias i8* @malloc(i64) allockind("alloc,uninitialized") allocsize(0) define void @foo(i64 %Size) nounwind noinline #0 { ; CHECK-LABEL: @foo( ; CHECK-NEXT: entry: ; CHECK-NEXT: ret void ; entry: %0 = load i32*, i32** @G, align 4 ret void } attributes #0 = { null_pointer_is_valid } ;. ; CHECK: attributes #[[ATTR0:[0-9]+]] = { noinline nounwind null_pointer_is_valid } ;.