42 lines
1.8 KiB
LLVM
42 lines
1.8 KiB
LLVM
; RUN: llc -mtriple=x86_64-unknown-linux-gnu -stop-after=finalize-isel %s -o - | FileCheck %s
|
|
|
|
@i = thread_local global i32 0, align 4
|
|
|
|
define noundef i32 @foo() {
|
|
; CHECK: %0:gr64 = MOV64rm $rip, 1, $noreg, target-flags(x86-gottpoff) @i, $noreg :: (load (s64) from got)
|
|
; CHECK: %1:gr32 = MOV32rm %0, 1, $noreg, 0, $fs :: (load (s32) from %ir.0)
|
|
; CHECK: %2:gr32 = nsw INC32r %1, implicit-def dead $eflags
|
|
; CHECK: MOV32mr %0, 1, $noreg, 0, $fs, %2 :: (store (s32) into %ir.0)
|
|
; CHECK: $eax = COPY %2
|
|
; CHECK: RET 0, $eax
|
|
entry:
|
|
%0 = call ptr @llvm.threadlocal.address(ptr @i)
|
|
%1 = load i32, ptr %0, align 4
|
|
%inc = add nsw i32 %1, 1
|
|
store i32 %inc, ptr %0, align 4
|
|
%2 = call ptr @llvm.threadlocal.address(ptr @i)
|
|
%3 = load i32, ptr %2, align 4
|
|
ret i32 %3
|
|
}
|
|
|
|
@j = thread_local addrspace(1) global i32 addrspace(0)* @i, align 4
|
|
define noundef i32 @bar() {
|
|
; CHECK: %0:gr64 = MOV64rm $rip, 1, $noreg, target-flags(x86-gottpoff) @j, $noreg :: (load (s64) from got)
|
|
; CHECK: %1:gr32 = MOV32rm %0, 1, $noreg, 0, $fs :: (load (s32) from %ir.0, addrspace 1)
|
|
; CHECK: %2:gr32 = nsw INC32r %1, implicit-def dead $eflags
|
|
; CHECK: MOV32mr %0, 1, $noreg, 0, $fs, %2 :: (store (s32) into %ir.0, addrspace 1)
|
|
; CHECK: $eax = COPY %2
|
|
; CHECK: RET 0, $eax
|
|
entry:
|
|
%0 = call ptr addrspace(1) @llvm.threadlocal.address.p1(ptr addrspace(1) @j)
|
|
%1 = load i32, ptr addrspace(1) %0, align 4
|
|
%inc = add nsw i32 %1, 1
|
|
store i32 %inc, ptr addrspace(1) %0, align 4
|
|
%2 = call ptr addrspace(1) @llvm.threadlocal.address.p1(ptr addrspace(1) @j)
|
|
%3 = load i32, ptr addrspace(1) %2, align 4
|
|
ret i32 %3
|
|
}
|
|
|
|
declare nonnull ptr @llvm.threadlocal.address(ptr nonnull) nounwind readnone willreturn
|
|
declare nonnull ptr addrspace(1) @llvm.threadlocal.address.p1(ptr addrspace(1) nonnull) nounwind readnone willreturn
|