Sanjoy Das | 0407108 | 2016-01-29 00:28:57 +0000 | [diff] [blame] | 1 | ; RUN: opt -rewrite-statepoints-for-gc -verify -S < %s | FileCheck %s |
Sanjoy Das | 7ad6764 | 2015-10-20 01:06:24 +0000 | [diff] [blame] | 2 | |
| 3 | declare i8 addrspace(1)* @gc_call() |
| 4 | |
| 5 | declare i32* @fake_personality_function() |
| 6 | |
| 7 | define i8 addrspace(1)* @test(i1 %c) gc "statepoint-example" personality i32* ()* @fake_personality_function { |
| 8 | ; CHECK-LABEL: @test( |
| 9 | entry: |
| 10 | br i1 %c, label %gc_invoke, label %normal_dest |
| 11 | |
| 12 | gc_invoke: |
Chen Li | d71999e | 2015-12-26 07:54:32 +0000 | [diff] [blame] | 13 | ; CHECK: [[TOKEN:%[^ ]+]] = invoke token {{[^@]+}}@llvm.experimental.gc.statepoint{{[^@]+}}@gc_call |
Sanjoy Das | 7ad6764 | 2015-10-20 01:06:24 +0000 | [diff] [blame] | 14 | %obj = invoke i8 addrspace(1)* @gc_call() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ] |
| 15 | to label %normal_dest unwind label %unwind_dest |
| 16 | |
| 17 | unwind_dest: |
| 18 | ; CHECK: unwind_dest: |
| 19 | %lpad = landingpad { i8*, i32 } |
| 20 | cleanup |
| 21 | resume { i8*, i32 } undef |
| 22 | |
| 23 | ; CHECK: [[NORMAL_DEST_SPLIT:[^:]+:]] |
Chen Li | d71999e | 2015-12-26 07:54:32 +0000 | [diff] [blame] | 24 | ; CHECK-NEXT: [[RET_VAL:%[^ ]+]] = call i8 addrspace(1)* @llvm.experimental.gc.result.p1i8(token [[TOKEN]]) |
Sanjoy Das | 7ad6764 | 2015-10-20 01:06:24 +0000 | [diff] [blame] | 25 | ; CHECK-NEXT: br label %normal_dest |
| 26 | |
| 27 | normal_dest: |
| 28 | ; CHECK: normal_dest: |
Rafael Espindola | d1beb07 | 2015-11-22 00:16:24 +0000 | [diff] [blame] | 29 | ; CHECK-NEXT: %merge = phi i8 addrspace(1)* [ null, %entry ], [ %obj2, %normal_dest1 ] |
Sanjoy Das | 7ad6764 | 2015-10-20 01:06:24 +0000 | [diff] [blame] | 30 | %merge = phi i8 addrspace(1)* [ null, %entry ], [ %obj, %gc_invoke ] |
| 31 | ret i8 addrspace(1)* %merge |
| 32 | } |