1c6d7e80eSRoman Lebedev; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2*4f7e5d22SRoman Lebedev; RUN: opt < %s -passes='sroa<preserve-cfg>' -S | FileCheck %s --check-prefixes=CHECK,CHECK-PRESERVE-CFG 3*4f7e5d22SRoman Lebedev; RUN: opt < %s -passes='sroa<modify-cfg>' -S | FileCheck %s --check-prefixes=CHECK,CHECK-MODIFY-CFG 4c3a68c5dSHeejin Ahn 5c3a68c5dSHeejin Ahntarget datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" 6c3a68c5dSHeejin Ahntarget triple = "wasm32-unknown-unknown" 7c3a68c5dSHeejin Ahn 8c3a68c5dSHeejin Ahn%struct.foo = type { i32 } 9c3a68c5dSHeejin Ahndeclare i32 @__gxx_wasm_personality_v0(...) 10c3a68c5dSHeejin Ahndeclare void @foo() 11c3a68c5dSHeejin Ahn 12c3a68c5dSHeejin Ahn; Tests if the SROA pass correctly bails out on rewriting PHIs in a catchswitch 13c3a68c5dSHeejin Ahn; BB. 1474e65278SNikita Popovdefine void @test_phi_catchswitch() personality ptr @__gxx_wasm_personality_v0 { 15c6d7e80eSRoman Lebedev; CHECK-LABEL: @test_phi_catchswitch( 16c6d7e80eSRoman Lebedev; CHECK-NEXT: entry: 17c6d7e80eSRoman Lebedev; CHECK-NEXT: [[TMP:%.*]] = alloca [[STRUCT_FOO:%.*]], align 4 18c6d7e80eSRoman Lebedev; CHECK-NEXT: invoke void @foo() 19c6d7e80eSRoman Lebedev; CHECK-NEXT: to label [[BB3:%.*]] unwind label [[BB10:%.*]] 20c6d7e80eSRoman Lebedev; CHECK: bb3: 21c6d7e80eSRoman Lebedev; CHECK-NEXT: invoke void @foo() 22c6d7e80eSRoman Lebedev; CHECK-NEXT: to label [[BB9:%.*]] unwind label [[CATCH_DISPATCH:%.*]] 23c6d7e80eSRoman Lebedev; CHECK: catch.dispatch: 24c6d7e80eSRoman Lebedev; CHECK-NEXT: [[TMP5:%.*]] = phi ptr [ [[TMP]], [[BB3]] ] 25c6d7e80eSRoman Lebedev; CHECK-NEXT: [[TMP6:%.*]] = catchswitch within none [label %catch.start] unwind label [[BB10]] 26c6d7e80eSRoman Lebedev; CHECK: catch.start: 27c6d7e80eSRoman Lebedev; CHECK-NEXT: [[TMP8:%.*]] = catchpad within [[TMP6]] [ptr null] 28c6d7e80eSRoman Lebedev; CHECK-NEXT: unreachable 29c6d7e80eSRoman Lebedev; CHECK: bb9: 30c6d7e80eSRoman Lebedev; CHECK-NEXT: unreachable 31c6d7e80eSRoman Lebedev; CHECK: bb10: 32c6d7e80eSRoman Lebedev; CHECK-NEXT: [[TMP11:%.*]] = phi ptr [ [[TMP]], [[ENTRY:%.*]] ], [ [[TMP5]], [[CATCH_DISPATCH]] ] 33c6d7e80eSRoman Lebedev; CHECK-NEXT: [[TMP12:%.*]] = cleanuppad within none [] 34c6d7e80eSRoman Lebedev; CHECK-NEXT: store i32 0, ptr [[TMP11]], align 4 35c6d7e80eSRoman Lebedev; CHECK-NEXT: unreachable 36c6d7e80eSRoman Lebedev; 37c3a68c5dSHeejin Ahnentry: 38c3a68c5dSHeejin Ahn %tmp = alloca %struct.foo, align 4 39c3a68c5dSHeejin Ahn invoke void @foo() 40c3a68c5dSHeejin Ahn to label %bb3 unwind label %bb10 41c3a68c5dSHeejin Ahn 42c3a68c5dSHeejin Ahnbb3: ; preds = %entry 43c3a68c5dSHeejin Ahn invoke void @foo() 44c3a68c5dSHeejin Ahn to label %bb9 unwind label %catch.dispatch 45c3a68c5dSHeejin Ahn 46c3a68c5dSHeejin Ahncatch.dispatch: ; preds = %bb3 47c3a68c5dSHeejin Ahn ; While rewriting the alloca in the entry BB, the SROA pass tries to insert a 48c3a68c5dSHeejin Ahn ; non-PHI instruction in this BB by calling getFirstInsertionPt(), which is 49c3a68c5dSHeejin Ahn ; not possible in a catchswitch BB. This test checks if we correctly bail out 50c3a68c5dSHeejin Ahn ; on these cases. 5174e65278SNikita Popov %tmp5 = phi ptr [ %tmp, %bb3 ] 52c3a68c5dSHeejin Ahn %tmp6 = catchswitch within none [label %catch.start] unwind label %bb10 53c3a68c5dSHeejin Ahn 54c3a68c5dSHeejin Ahncatch.start: ; preds = %catch.dispatch 5574e65278SNikita Popov %tmp8 = catchpad within %tmp6 [ptr null] 56c3a68c5dSHeejin Ahn unreachable 57c3a68c5dSHeejin Ahn 58c3a68c5dSHeejin Ahnbb9: ; preds = %bb3 59c3a68c5dSHeejin Ahn unreachable 60c3a68c5dSHeejin Ahn 61c3a68c5dSHeejin Ahnbb10: ; preds = %catch.dispatch, %entry 6274e65278SNikita Popov %tmp11 = phi ptr [ %tmp, %entry ], [ %tmp5, %catch.dispatch ] 63c3a68c5dSHeejin Ahn %tmp12 = cleanuppad within none [] 6474e65278SNikita Popov store i32 0, ptr %tmp11, align 4 65c3a68c5dSHeejin Ahn unreachable 66c3a68c5dSHeejin Ahn} 67*4f7e5d22SRoman Lebedev;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line: 68*4f7e5d22SRoman Lebedev; CHECK-MODIFY-CFG: {{.*}} 69*4f7e5d22SRoman Lebedev; CHECK-PRESERVE-CFG: {{.*}} 70