Mercurial > hg > CbC > CbC_llvm
view llvm/test/Transforms/GlobalOpt/malloc-promote-2.ll @ 201:a96fbbdf2d0f
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Fri, 04 Jun 2021 21:07:06 +0900 |
parents | 0572611fdcc8 |
children | c4bab56944e8 |
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; RUN: opt < %s -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: @t() ; CHECK-NOT: call i8* @malloc ; 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) define void @foo(i64 %Size) nounwind noinline #0 { entry: %0 = load i32*, i32** @G, align 4 ret void } attributes #0 = { null_pointer_is_valid }