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5b50701b1c
processor. Patches by Tyler Nowicki, Andy Zhang, and Preston Gurd! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160520 91177308-0d34-0410-b5e6-96231b3b80d8
47 lines
1.2 KiB
LLVM
47 lines
1.2 KiB
LLVM
; RUN: llc < %s -fast-isel -mtriple=i386-apple-darwin -mcpu=generic | FileCheck %s
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; RUN: llc < %s -fast-isel -mtriple=i386-apple-darwin -mcpu=atom | FileCheck -check-prefix=ATOM %s
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@src = external global i32
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; rdar://6653118
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define i32 @loadgv() nounwind {
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entry:
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%0 = load i32* @src, align 4
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%1 = load i32* @src, align 4
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%2 = add i32 %0, %1
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store i32 %2, i32* @src
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ret i32 %2
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; This should fold one of the loads into the add.
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; CHECK: loadgv:
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; CHECK: movl L_src$non_lazy_ptr, %ecx
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; CHECK: movl (%ecx), %eax
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; CHECK: addl (%ecx), %eax
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; CHECK: movl %eax, (%ecx)
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; CHECK: ret
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; ATOM: loadgv:
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; ATOM: movl L_src$non_lazy_ptr, %ecx
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; ATOM: movl (%ecx), %eax
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; ATOM: addl (%ecx), %eax
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; ATOM: movl %eax, (%ecx)
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; ATOM: ret
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}
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%stuff = type { i32 (...)** }
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@LotsStuff = external constant [4 x i32 (...)*]
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define void @t(%stuff* %this) nounwind {
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entry:
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store i32 (...)** getelementptr ([4 x i32 (...)*]* @LotsStuff, i32 0, i32 2), i32 (...)*** null, align 4
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ret void
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; CHECK: _t:
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; CHECK: movl $0, %eax
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; CHECK: movl L_LotsStuff$non_lazy_ptr, %ecx
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; ATOM: _t:
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; ATOM: movl L_LotsStuff$non_lazy_ptr, %ecx
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; ATOM: movl $0, %eax
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}
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