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llvm-mirror/test/CodeGen/X86/fast-isel-x86-64.ll

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; RUN: llc < %s -fast-isel -O0 -regalloc=fast | FileCheck %s
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-apple-darwin10.0.0"
; Make sure that fast-isel folds the immediate into the binop even though it
; is non-canonical.
define i32 @test1(i32 %i) nounwind ssp {
%and = and i32 8, %i
ret i32 %and
}
; CHECK: test1:
; CHECK: andl $8,
; rdar://9289512 - The load should fold into the compare.
define void @test2(i64 %x) nounwind ssp {
entry:
%x.addr = alloca i64, align 8
store i64 %x, i64* %x.addr, align 8
%tmp = load i64* %x.addr, align 8
%cmp = icmp sgt i64 %tmp, 42
br i1 %cmp, label %if.then, label %if.end
if.then: ; preds = %entry
br label %if.end
if.end: ; preds = %if.then, %entry
ret void
}
; CHECK: test2:
; CHECK: movq %rdi, -8(%rsp)
; CHECK: cmpq $42, -8(%rsp)