xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/gs-fold.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=x86_64-unknown-freebsd | FileCheck %s --check-prefix=CHECK-FBSD
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=x86_64-unknown-linux | FileCheck %s --check-prefix=CHECK-LINUX
3*9880d681SAndroid Build Coastguard Workertarget 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-S128"
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker%struct.thread = type { i32, i32, i32, i32 }
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Workerdefine i32 @test() nounwind uwtable {
8*9880d681SAndroid Build Coastguard Workerentry:
9*9880d681SAndroid Build Coastguard Worker  %0 = load volatile %struct.thread*, %struct.thread* addrspace(256)* null
10*9880d681SAndroid Build Coastguard Worker  %c = getelementptr inbounds %struct.thread, %struct.thread* %0, i64 0, i32 2
11*9880d681SAndroid Build Coastguard Worker  %1 = load i32, i32* %c, align 4
12*9880d681SAndroid Build Coastguard Worker  ret i32 %1
13*9880d681SAndroid Build Coastguard Worker}
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Worker; Check that we are not assuming that gs contains the address of gs if we are not targeting Linux
16*9880d681SAndroid Build Coastguard Worker; CHECK-FBSD: movq	%gs:0, %rax
17*9880d681SAndroid Build Coastguard Worker; CHECK-FBSD: movl	8(%rax), %eax
18*9880d681SAndroid Build Coastguard Worker; Check that we are assuming that gs contains the address of gs if we are targeting Linux
19*9880d681SAndroid Build Coastguard Worker; CHECK-LINUX: movl	%gs:8, %eax
20*9880d681SAndroid Build Coastguard Worker
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