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llvm-mirror/test/CodeGen/X86/fast-isel-mem.ll
Preston Gurd 68df79bf06 Fix remaining lit tests which were failing when run on an Atom
processor.

Patches by Tyler Nowicki, Andy Zhang, and Preston Gurd!

llvm-svn: 160520
2012-07-19 18:53:21 +00:00

47 lines
1.2 KiB
LLVM

; 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: 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, %ecx
; ATOM: movl $0, %eax
}