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 declare zeroext i1 @return_i1()
9 declare zeroext i32 @return_i32()
10 declare i32* @return_i32ptr()
11 declare float @return_float()
12 declare void @varargf(i32, ...)
14 define i1 @test_i1_return() gc "statepoint-example" {
15 ; CHECK-LABEL: test_i1_return
16 ; This is just checking that a i1 gets lowered normally when there's no extra
17 ; state arguments to the statepoint
19 ; CHECK: callq return_i1
23 %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)
24 %call1 = call zeroext i1 @llvm.experimental.gc.result.i1(i32 %safepoint_token)
28 define i32 @test_i32_return() gc "statepoint-example" {
29 ; CHECK-LABEL: test_i32_return
31 ; CHECK: callq return_i32
35 %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)
36 %call1 = call zeroext i32 @llvm.experimental.gc.result.i32(i32 %safepoint_token)
40 define i32* @test_i32ptr_return() gc "statepoint-example" {
41 ; CHECK-LABEL: test_i32ptr_return
43 ; CHECK: callq return_i32ptr
47 %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)
48 %call1 = call i32* @llvm.experimental.gc.result.p0i32(i32 %safepoint_token)
52 define float @test_float_return() gc "statepoint-example" {
53 ; CHECK-LABEL: test_float_return
55 ; CHECK: callq return_float
59 %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)
60 %call1 = call float @llvm.experimental.gc.result.f32(i32 %safepoint_token)
64 define i1 @test_relocate(i32 addrspace(1)* %a) gc "statepoint-example" {
65 ; CHECK-LABEL: test_relocate
66 ; Check that an ununsed relocate has no code-generation impact
68 ; CHECK: callq return_i1
70 ; CHECK-NEXT: popq %rdx
73 %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)
74 %call1 = call i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(i32 %safepoint_token, i32 7, i32 7)
75 %call2 = call zeroext i1 @llvm.experimental.gc.result.i1(i32 %safepoint_token)
79 define void @test_void_vararg() gc "statepoint-example" {
80 ; CHECK-LABEL: test_void_vararg
81 ; Check a statepoint wrapping a *void* returning vararg function works
82 ; CHECK: callq varargf
84 %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)
85 ;; if we try to use the result from a statepoint wrapping a
86 ;; non-void-returning varargf, we will experience a crash.
90 define i1 @test_i1_return_patchable() gc "statepoint-example" {
91 ; CHECK-LABEL: test_i1_return_patchable
92 ; A patchable variant of test_i1_return
98 %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)
99 %call1 = call zeroext i1 @llvm.experimental.gc.result.i1(i32 %safepoint_token)
103 declare i32 @llvm.experimental.gc.statepoint.p0f_i1f(i64, i32, i1 ()*, i32, i32, ...)
104 declare i1 @llvm.experimental.gc.result.i1(i32)
106 declare i32 @llvm.experimental.gc.statepoint.p0f_i32f(i64, i32, i32 ()*, i32, i32, ...)
107 declare i32 @llvm.experimental.gc.result.i32(i32)
109 declare i32 @llvm.experimental.gc.statepoint.p0f_p0i32f(i64, i32, i32* ()*, i32, i32, ...)
110 declare i32* @llvm.experimental.gc.result.p0i32(i32)
112 declare i32 @llvm.experimental.gc.statepoint.p0f_f32f(i64, i32, float ()*, i32, i32, ...)
113 declare float @llvm.experimental.gc.result.f32(i32)
115 declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidi32varargf(i64, i32, void (i32, ...)*, i32, i32, ...)
117 declare i32 addrspace(1)* @llvm.experimental.gc.relocate.p1i32(i32, i32, i32)