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      1 ; RUN: llc -mcpu=pwr7 -O0 -code-model=medium <%s | FileCheck %s
      2 ; RUN: llc -mcpu=pwr7 -O0 -code-model=large <%s | FileCheck %s
      3 
      4 ; Test correct code generation for medium and large code model
      5 ; for loading and storing an external variable.
      6 
      7 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-f128:128:128-v128:128:128-n32:64"
      8 target triple = "powerpc64-unknown-linux-gnu"
      9 
     10 @ei = external global i32
     11 
     12 define signext i32 @test_external() nounwind {
     13 entry:
     14   %0 = load i32* @ei, align 4
     15   %inc = add nsw i32 %0, 1
     16   store i32 %inc, i32* @ei, align 4
     17   ret i32 %0
     18 }
     19 
     20 ; CHECK-LABEL: test_external:
     21 ; CHECK: addis [[REG1:[0-9]+]], 2, .LC[[TOCNUM:[0-9]+]]@toc@ha
     22 ; CHECK: ld [[REG2:[0-9]+]], .LC[[TOCNUM]]@toc@l([[REG1]])
     23 ; CHECK: lwz {{[0-9]+}}, 0([[REG2]])
     24 ; CHECK: stw {{[0-9]+}}, 0([[REG2]])
     25 ; CHECK: .section .toc
     26 ; CHECK: .LC[[TOCNUM]]:
     27 ; CHECK: .tc {{[a-z0-9A-Z_.]+}}[TC],{{[a-z0-9A-Z_.]+}}
     28