Mercurial > hg > Members > tobaru > cbc > CbC_llvm
view test/CodeGen/X86/fast-isel-mem.ll @ 33:e4204d083e25
LLVM 3.5
author | Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp> |
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date | Thu, 12 Dec 2013 14:32:10 +0900 |
parents | 95c75e76d11b |
children | 54457678186b |
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; RUN: llc < %s -fast-isel -mtriple=i386-apple-darwin -mcpu=generic | FileCheck %s ; RUN: llc < %s -fast-isel -mtriple=i386-apple-darwin -mcpu=atom | FileCheck -check-prefix=ATOM %s @src = external global i32 ; rdar://6653118 define i32 @loadgv() nounwind { entry: %0 = load i32* @src, align 4 %1 = load i32* @src, align 4 %2 = add i32 %0, %1 store i32 %2, i32* @src ret i32 %2 ; This should fold one of the loads into the add. ; CHECK-LABEL: loadgv: ; CHECK: movl L_src$non_lazy_ptr, %ecx ; CHECK: movl (%ecx), %eax ; CHECK: addl (%ecx), %eax ; CHECK: movl %eax, (%ecx) ; CHECK: ret ; ATOM: loadgv: ; ATOM: movl L_src$non_lazy_ptr, %ecx ; ATOM: movl (%ecx), %eax ; ATOM: addl (%ecx), %eax ; ATOM: movl %eax, (%ecx) ; ATOM: ret } %stuff = type { i32 (...)** } @LotsStuff = external constant [4 x i32 (...)*] define void @t(%stuff* %this) nounwind { entry: store i32 (...)** getelementptr ([4 x i32 (...)*]* @LotsStuff, i32 0, i32 2), i32 (...)*** null, align 4 ret void ; CHECK: _t: ; CHECK: movl $0, %eax ; CHECK: movl L_LotsStuff$non_lazy_ptr, %ecx ; ATOM: _t: ; ATOM: movl L_LotsStuff$non_lazy_ptr, %e{{..}} ; ATOM: movl $0, %e{{..}} }