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author | Robert Lytton <robert@xmos.com> | 2013-09-09 10:42:11 +0000 |
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committer | Robert Lytton <robert@xmos.com> | 2013-09-09 10:42:11 +0000 |
commit | 71537c178303c9d3f44aa0b9e0de167a7d670c77 (patch) | |
tree | 384d3fb75e7b1bd19d4f203cc17461dc25d1f646 /test | |
parent | 7c739380ee6e03cae74cc7280d974882778020b9 (diff) | |
download | llvm-71537c178303c9d3f44aa0b9e0de167a7d670c77.tar.gz llvm-71537c178303c9d3f44aa0b9e0de167a7d670c77.tar.bz2 llvm-71537c178303c9d3f44aa0b9e0de167a7d670c77.tar.xz |
XCore handling of thread local lowering
Fix XCoreLowerThreadLocal trying to initialise globals
which have no initializer.
Add handling of const expressions containing thread local variables.
These need to be replaced with instructions, as the thread ID is
used to access the thread local variable.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190300 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
-rw-r--r-- | test/CodeGen/XCore/threads.ll | 71 |
1 files changed, 55 insertions, 16 deletions
diff --git a/test/CodeGen/XCore/threads.ll b/test/CodeGen/XCore/threads.ll index 5840e77761..b56b16b5fa 100644 --- a/test/CodeGen/XCore/threads.ll +++ b/test/CodeGen/XCore/threads.ll @@ -13,55 +13,94 @@ declare void @llvm.xcore.initdp.p1i8(i8 addrspace(1)* %r, i8* %value) define i8 addrspace(1)* @test_getst(i8 addrspace(1)* %r) { ; CHECK-LABEL: test_getst: ; CHECK: getst r0, res[r0] - %result = call i8 addrspace(1)* @llvm.xcore.getst.p1i8.p1i8(i8 addrspace(1)* %r) - ret i8 addrspace(1)* %result + %result = call i8 addrspace(1)* @llvm.xcore.getst.p1i8.p1i8(i8 addrspace(1)* %r) + ret i8 addrspace(1)* %result } define void @test_ssync() { ; CHECK-LABEL: test_ssync: ; CHECK: ssync - call void @llvm.xcore.ssync() - ret void + call void @llvm.xcore.ssync() + ret void } define void @test_mjoin(i8 addrspace(1)* %r) { ; CHECK-LABEL: test_mjoin: ; CHECK: mjoin res[r0] - call void @llvm.xcore.mjoin.p1i8(i8 addrspace(1)* %r) - ret void + call void @llvm.xcore.mjoin.p1i8(i8 addrspace(1)* %r) + ret void } define void @test_initsp(i8 addrspace(1)* %t, i8* %src) { ; CHECK-LABEL: test_initsp: ; CHECK: init t[r0]:sp, r1 - call void @llvm.xcore.initsp.p1i8(i8 addrspace(1)* %t, i8* %src) - ret void + call void @llvm.xcore.initsp.p1i8(i8 addrspace(1)* %t, i8* %src) + ret void } define void @test_initpc(i8 addrspace(1)* %t, i8* %src) { ; CHECK-LABEL: test_initpc: ; CHECK: init t[r0]:pc, r1 - call void @llvm.xcore.initpc.p1i8(i8 addrspace(1)* %t, i8* %src) - ret void + call void @llvm.xcore.initpc.p1i8(i8 addrspace(1)* %t, i8* %src) + ret void } define void @test_initlr(i8 addrspace(1)* %t, i8* %src) { ; CHECK-LABEL: test_initlr: ; CHECK: init t[r0]:lr, r1 - call void @llvm.xcore.initlr.p1i8(i8 addrspace(1)* %t, i8* %src) - ret void + call void @llvm.xcore.initlr.p1i8(i8 addrspace(1)* %t, i8* %src) + ret void } define void @test_initcp(i8 addrspace(1)* %t, i8* %src) { ; CHECK-LABEL: test_initcp: ; CHECK: init t[r0]:cp, r1 - call void @llvm.xcore.initcp.p1i8(i8 addrspace(1)* %t, i8* %src) - ret void + call void @llvm.xcore.initcp.p1i8(i8 addrspace(1)* %t, i8* %src) + ret void } define void @test_initdp(i8 addrspace(1)* %t, i8* %src) { ; CHECK-LABEL: test_initdp: ; CHECK: init t[r0]:dp, r1 - call void @llvm.xcore.initdp.p1i8(i8 addrspace(1)* %t, i8* %src) - ret void + call void @llvm.xcore.initdp.p1i8(i8 addrspace(1)* %t, i8* %src) + ret void } + +@tl = thread_local global [3 x i32] zeroinitializer +@tle = external thread_local global [2 x i32] + +define i32* @f_tl() { +; CHECK-LABEL: f_tl: +; CHECK: get r11, id +; CHECK: ldaw [[R0:r[0-9]]], dp[tl] +; CHECK: ldc [[R1:r[0-9]]], 8 +; CHECK: ldc [[R2:r[0-9]]], 12 +; r0 = id*12 + 8 + &tl +; CHECK: lmul {{r[0-9]}}, r0, r11, [[R2]], [[R0]], [[R1]] + ret i32* getelementptr inbounds ([3 x i32]* @tl, i32 0, i32 2) +} + +define i32* @f_tle() { +; CHECK-LABEL: f_tle: +; CHECK: get r11, id +; CHECK: shl [[R0:r[0-9]]], r11, 3 +; CHECK: ldaw [[R1:r[0-9]]], dp[tle] +; r0 = &tl + id*8 +; CHECK: add r0, [[R1]], [[R0]] + ret i32* getelementptr inbounds ([2 x i32]* @tle, i32 0, i32 0) +} + +define i32 @f_tlExpr () { +; CHECK-LABEL: f_tlExpr: +; CHECK: get r11, id +; CHECK: shl [[R0:r[0-9]]], r11, 3 +; CHECK: ldaw [[R1:r[0-9]]], dp[tle] +; CHECK: add [[R2:r[0-9]]], [[R1]], [[R0]] +; CHECK: add r0, [[R2]], [[R2]] + ret i32 add( + i32 ptrtoint( i32* getelementptr inbounds ([2 x i32]* @tle, i32 0, i32 0) to i32), + i32 ptrtoint( i32* getelementptr inbounds ([2 x i32]* @tle, i32 0, i32 0) to i32)) +} + +; CHECK-LABEL: tl: +; CHECK: .space 96 |