1 ; RUN: llc < %s | FileCheck %s
2 ; This file contains a collection of basic tests to ensure we didn't
3 ; screw up normal call lowering when there are no deopt or gc arguments.
5 target datalayout = "e-i64:64-f80:128-n8:16:32:64-S128"
6 target triple = "x86_64-pc-linux-gnu"
8 %struct = type { i64, i64 }
10 declare zeroext i1 @return_i1()
11 declare zeroext i32 @return_i32()
12 declare i32* @return_i32ptr()
13 declare float @return_float()
14 declare %struct @return_struct()
15 declare void @varargf(i32, ...)
17 define i1 @test_i1_return() gc "statepoint-example" {
18 ; CHECK-LABEL: test_i1_return
19 ; This is just checking that a i1 gets lowered normally when there's no extra
20 ; state arguments to the statepoint
22 ; CHECK: callq return_i1
26 %safepoint_token = tail call i32 (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0)
27 %call1 = call zeroext i1 @llvm.experimental.gc.result.i1(i32 %safepoint_token)
31 define i32 @test_i32_return() gc "statepoint-example" {
32 ; CHECK-LABEL: test_i32_return
34 ; CHECK: callq return_i32
38 %safepoint_token = tail call i32 (i64, i32, i32 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i32f(i64 0, i32 0, i32 ()* @return_i32, i32 0, i32 0, i32 0, i32 0)
39 %call1 = call zeroext i32 @llvm.experimental.gc.result.i32(i32 %safepoint_token)
43 define i32* @test_i32ptr_return() gc "statepoint-example" {
44 ; CHECK-LABEL: test_i32ptr_return
46 ; CHECK: callq return_i32ptr
50 %safepoint_token = tail call i32 (i64, i32, i32* ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_p0i32f(i64 0, i32 0, i32* ()* @return_i32ptr, i32 0, i32 0, i32 0, i32 0)
51 %call1 = call i32* @llvm.experimental.gc.result.p0i32(i32 %safepoint_token)
55 define float @test_float_return() gc "statepoint-example" {
56 ; CHECK-LABEL: test_float_return
58 ; CHECK: callq return_float
62 %safepoint_token = tail call i32 (i64, i32, float ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_f32f(i64 0, i32 0, float ()* @return_float, i32 0, i32 0, i32 0, i32 0)
63 %call1 = call float @llvm.experimental.gc.result.f32(i32 %safepoint_token)
67 define %struct @test_struct_return() gc "statepoint-example" {
68 ; CHECK-LABEL: test_struct_return
70 ; CHECK: callq return_struct
74 %safepoint_token = tail call i32 (i64, i32, %struct ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_structf(i64 0, i32 0, %struct ()* @return_struct, i32 0, i32 0, i32 0, i32 0)
75 %call1 = call %struct @llvm.experimental.gc.result.struct(i32 %safepoint_token)
79 define i1 @test_relocate(i32 addrspace(1)* %a) gc "statepoint-example" {
80 ; CHECK-LABEL: test_relocate
81 ; Check that an ununsed relocate has no code-generation impact
83 ; CHECK: callq return_i1
84 ; CHECK-NEXT: .Ltmp11:
85 ; CHECK-NEXT: popq %rcx
88 %safepoint_token = tail call i32 (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32 addrspace(1)* %a)
89 %call1 = call i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(i32 %safepoint_token, i32 7, i32 7)
90 %call2 = call zeroext i1 @llvm.experimental.gc.result.i1(i32 %safepoint_token)
94 define void @test_void_vararg() gc "statepoint-example" {
95 ; CHECK-LABEL: test_void_vararg
96 ; Check a statepoint wrapping a *void* returning vararg function works
97 ; CHECK: callq varargf
99 %safepoint_token = tail call i32 (i64, i32, void (i32, ...)*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidi32varargf(i64 0, i32 0, void (i32, ...)* @varargf, i32 2, i32 0, i32 42, i32 43, i32 0, i32 0)
100 ;; if we try to use the result from a statepoint wrapping a
101 ;; non-void-returning varargf, we will experience a crash.
105 define i1 @test_i1_return_patchable() gc "statepoint-example" {
106 ; CHECK-LABEL: test_i1_return_patchable
107 ; A patchable variant of test_i1_return
113 %safepoint_token = tail call i32 (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 3, i1 ()*null, i32 0, i32 0, i32 0, i32 0)
114 %call1 = call zeroext i1 @llvm.experimental.gc.result.i1(i32 %safepoint_token)
118 declare void @consume(i32 addrspace(1)* %obj)
120 define i1 @test_cross_bb(i32 addrspace(1)* %a, i1 %external_cond) gc "statepoint-example" {
121 ; CHECK-LABEL: test_cross_bb
123 ; CHECK: callq return_i1
126 ; CHECK-NEXT: callq consume
129 %safepoint_token = tail call i32 (i64, i32, i1 ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_i1f(i64 0, i32 0, i1 ()* @return_i1, i32 0, i32 0, i32 0, i32 0, i32 addrspace(1)* %a)
130 br i1 %external_cond, label %left, label %right
133 %call1 = call i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(i32 %safepoint_token, i32 7, i32 7)
134 %call2 = call zeroext i1 @llvm.experimental.gc.result.i1(i32 %safepoint_token)
135 call void @consume(i32 addrspace(1)* %call1)
143 declare i32 @llvm.experimental.gc.statepoint.p0f_i1f(i64, i32, i1 ()*, i32, i32, ...)
144 declare i1 @llvm.experimental.gc.result.i1(i32)
146 declare i32 @llvm.experimental.gc.statepoint.p0f_i32f(i64, i32, i32 ()*, i32, i32, ...)
147 declare i32 @llvm.experimental.gc.result.i32(i32)
149 declare i32 @llvm.experimental.gc.statepoint.p0f_p0i32f(i64, i32, i32* ()*, i32, i32, ...)
150 declare i32* @llvm.experimental.gc.result.p0i32(i32)
152 declare i32 @llvm.experimental.gc.statepoint.p0f_f32f(i64, i32, float ()*, i32, i32, ...)
153 declare float @llvm.experimental.gc.result.f32(i32)
155 declare i32 @llvm.experimental.gc.statepoint.p0f_structf(i64, i32, %struct ()*, i32, i32, ...)
156 declare %struct @llvm.experimental.gc.result.struct(i32)
158 declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidi32varargf(i64, i32, void (i32, ...)*, i32, i32, ...)
160 declare i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(i32, i32, i32)