forked from OSchip/llvm-project
146 lines
4.3 KiB
LLVM
146 lines
4.3 KiB
LLVM
; RUN: llc -march=xcore < %s | FileCheck %s
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; RUN: llc -march=xcore -O=0 < %s | FileCheck %s -check-prefix=PHINODE
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declare i8 addrspace(1)* @llvm.xcore.getst.p1i8.p1i8(i8 addrspace(1)* %r)
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declare void @llvm.xcore.msync.p1i8(i8 addrspace(1)* %r)
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declare void @llvm.xcore.ssync()
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declare void @llvm.xcore.mjoin.p1i8(i8 addrspace(1)* %r)
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declare void @llvm.xcore.initsp.p1i8(i8 addrspace(1)* %r, i8* %value)
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declare void @llvm.xcore.initpc.p1i8(i8 addrspace(1)* %r, i8* %value)
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declare void @llvm.xcore.initlr.p1i8(i8 addrspace(1)* %r, i8* %value)
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declare void @llvm.xcore.initcp.p1i8(i8 addrspace(1)* %r, i8* %value)
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declare void @llvm.xcore.initdp.p1i8(i8 addrspace(1)* %r, i8* %value)
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define i8 addrspace(1)* @test_getst(i8 addrspace(1)* %r) {
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; CHECK-LABEL: test_getst:
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; CHECK: getst r0, res[r0]
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%result = call i8 addrspace(1)* @llvm.xcore.getst.p1i8.p1i8(i8 addrspace(1)* %r)
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ret i8 addrspace(1)* %result
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}
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define void @test_ssync() {
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; CHECK-LABEL: test_ssync:
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; CHECK: ssync
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call void @llvm.xcore.ssync()
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ret void
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}
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define void @test_mjoin(i8 addrspace(1)* %r) {
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; CHECK-LABEL: test_mjoin:
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; CHECK: mjoin res[r0]
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call void @llvm.xcore.mjoin.p1i8(i8 addrspace(1)* %r)
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ret void
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}
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define void @test_initsp(i8 addrspace(1)* %t, i8* %src) {
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; CHECK-LABEL: test_initsp:
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; CHECK: init t[r0]:sp, r1
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call void @llvm.xcore.initsp.p1i8(i8 addrspace(1)* %t, i8* %src)
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ret void
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}
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define void @test_initpc(i8 addrspace(1)* %t, i8* %src) {
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; CHECK-LABEL: test_initpc:
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; CHECK: init t[r0]:pc, r1
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call void @llvm.xcore.initpc.p1i8(i8 addrspace(1)* %t, i8* %src)
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ret void
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}
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define void @test_initlr(i8 addrspace(1)* %t, i8* %src) {
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; CHECK-LABEL: test_initlr:
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; CHECK: init t[r0]:lr, r1
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call void @llvm.xcore.initlr.p1i8(i8 addrspace(1)* %t, i8* %src)
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ret void
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}
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define void @test_initcp(i8 addrspace(1)* %t, i8* %src) {
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; CHECK-LABEL: test_initcp:
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; CHECK: init t[r0]:cp, r1
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call void @llvm.xcore.initcp.p1i8(i8 addrspace(1)* %t, i8* %src)
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ret void
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}
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define void @test_initdp(i8 addrspace(1)* %t, i8* %src) {
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; CHECK-LABEL: test_initdp:
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; CHECK: init t[r0]:dp, r1
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call void @llvm.xcore.initdp.p1i8(i8 addrspace(1)* %t, i8* %src)
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ret void
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}
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@tl = thread_local global [3 x i32] zeroinitializer
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@tle = external thread_local global [2 x i32]
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define i32* @f_tl() {
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; CHECK-LABEL: f_tl:
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; CHECK: get r11, id
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; CHECK: ldaw [[R0:r[0-9]]], dp[tl]
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; CHECK: ldc [[R1:r[0-9]]], 8
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; CHECK: ldc [[R2:r[0-9]]], 12
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; r0 = id*12 + 8 + &tl
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; CHECK: lmul {{r[0-9]}}, r0, r11, [[R2]], [[R0]], [[R1]]
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ret i32* getelementptr inbounds ([3 x i32]* @tl, i32 0, i32 2)
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}
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define i32* @f_tle() {
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; CHECK-LABEL: f_tle:
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; CHECK: get r11, id
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; CHECK: shl [[R0:r[0-9]]], r11, 3
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; CHECK: ldaw [[R1:r[0-9]]], dp[tle]
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; r0 = &tl + id*8
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; CHECK: add r0, [[R1]], [[R0]]
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ret i32* getelementptr inbounds ([2 x i32]* @tle, i32 0, i32 0)
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}
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define i32 @f_tlExpr () {
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; CHECK-LABEL: f_tlExpr:
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; CHECK: get r11, id
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; CHECK: shl [[R0:r[0-9]]], r11, 3
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; CHECK: ldaw [[R1:r[0-9]]], dp[tle]
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; CHECK: add [[R2:r[0-9]]], [[R1]], [[R0]]
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; CHECK: add r0, [[R2]], [[R2]]
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ret i32 add(
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i32 ptrtoint( i32* getelementptr inbounds ([2 x i32]* @tle, i32 0, i32 0) to i32),
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i32 ptrtoint( i32* getelementptr inbounds ([2 x i32]* @tle, i32 0, i32 0) to i32))
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}
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define void @phiNode1() {
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; N.B. lowering of duplicate constexpr in a PHI node requires -O=0
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; PHINODE-LABEL: phiNode1:
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; PHINODE: get r11, id
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; PHINODE-LABEL: .LBB11_1:
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; PHINODE: get r11, id
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; PHINODE: bu .LBB11_1
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entry:
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br label %ConstantExpPhiNode
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ConstantExpPhiNode:
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%ptr = phi i32* [ getelementptr inbounds ([3 x i32]* @tl, i32 0, i32 0), %entry ],
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[ getelementptr inbounds ([3 x i32]* @tl, i32 0, i32 0), %ConstantExpPhiNode ]
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br label %ConstantExpPhiNode
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exit:
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ret void
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}
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define void @phiNode2( i1 %bool) {
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; N.B. check an extra 'Node_crit_edge' (LBB12_1) is inserted
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; PHINODE-LABEL: phiNode2:
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; PHINODE: bf {{r[0-9]}}, .LBB12_3
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; PHINODE: bu .LBB12_1
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; PHINODE-LABEL: .LBB12_1:
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; PHINODE: get r11, id
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; PHINODE-LABEL: .LBB12_2:
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; PHINODE: get r11, id
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; PHINODE: bu .LBB12_2
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; PHINODE-LABEL: .LBB12_3:
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entry:
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br i1 %bool, label %ConstantExpPhiNode, label %exit
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ConstantExpPhiNode:
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%ptr = phi i32* [ getelementptr inbounds ([3 x i32]* @tl, i32 0, i32 0), %entry ],
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[ getelementptr inbounds ([3 x i32]* @tl, i32 0, i32 0), %ConstantExpPhiNode ]
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br label %ConstantExpPhiNode
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exit:
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ret void
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}
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; CHECK-LABEL: tl:
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; CHECK: .space 96
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