1 ; RUN: llc < %s -relocation-model=pic | FileCheck %s 2 ; PR2137 3 4 ; ModuleID = '1.c' 5 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32" 6 target triple = "i386-pc-linux-gnu" 7 %struct.__res_state = type { i32 } 8 @__resp = thread_local global %struct.__res_state* @_res ; <%struct.__res_state**> [#uses=1] 9 @_res = global %struct.__res_state zeroinitializer, section ".bss" ; <%struct.__res_state*> [#uses=1] 10 11 @__libc_resp = hidden thread_local alias %struct.__res_state*, %struct.__res_state** @__resp ; <%struct.__res_state**> [#uses=2] 12 13 define i32 @foo() { 14 ; CHECK-LABEL: foo: 15 ; CHECK: leal __libc_resp@TLSLD 16 entry: 17 %retval = alloca i32 ; <i32*> [#uses=1] 18 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 19 %tmp = load %struct.__res_state*, %struct.__res_state** @__libc_resp, align 4 ; <%struct.__res_state*> [#uses=1] 20 %tmp1 = getelementptr %struct.__res_state, %struct.__res_state* %tmp, i32 0, i32 0 ; <i32*> [#uses=1] 21 store i32 0, i32* %tmp1, align 4 22 br label %return 23 return: ; preds = %entry 24 %retval2 = load i32, i32* %retval ; <i32> [#uses=1] 25 ret i32 %retval2 26 } 27 28 define i32 @bar() { 29 ; CHECK-LABEL: bar: 30 ; CHECK: leal __libc_resp@TLSLD 31 entry: 32 %retval = alloca i32 ; <i32*> [#uses=1] 33 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 34 %tmp = load %struct.__res_state*, %struct.__res_state** @__libc_resp, align 4 ; <%struct.__res_state*> [#uses=1] 35 %tmp1 = getelementptr %struct.__res_state, %struct.__res_state* %tmp, i32 0, i32 0 ; <i32*> [#uses=1] 36 store i32 1, i32* %tmp1, align 4 37 br label %return 38 return: ; preds = %entry 39 %retval2 = load i32, i32* %retval ; <i32> [#uses=1] 40 ret i32 %retval2 41 } 42
