mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-13 20:32:21 +00:00
e23370402c
The previous code put the load after the terminator, leading to invalid IR and downstream crashes. This caused http://crbug.com/506446. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241509 91177308-0d34-0410-b5e6-96231b3b80d8
67 lines
2.1 KiB
LLVM
67 lines
2.1 KiB
LLVM
; RUN: opt -winehprepare -S < %s | FileCheck %s
|
|
|
|
; WinEHPrepare was crashing during phi demotion.
|
|
|
|
target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-pc-windows-msvc18.0.0"
|
|
|
|
declare i32 @__C_specific_handler(...)
|
|
|
|
@str = linkonce_odr unnamed_addr constant [16 x i8] c"caught it! %lx\0A\00", align 1
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
declare void @maycrash()
|
|
|
|
; Function Attrs: nounwind
|
|
declare i32 @printf(i8* nocapture readonly, ...)
|
|
|
|
; Function Attrs: nounwind uwtable
|
|
define void @doit() personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*) {
|
|
entry:
|
|
invoke void @maycrash()
|
|
to label %invoke.cont unwind label %lpad
|
|
|
|
invoke.cont: ; preds = %entry
|
|
invoke void @maycrash()
|
|
to label %__try.cont unwind label %lpad.1
|
|
|
|
lpad: ; preds = %entry
|
|
%0 = landingpad { i8*, i32 }
|
|
catch i8* null
|
|
%1 = extractvalue { i8*, i32 } %0, 0
|
|
br label %__except
|
|
|
|
lpad.1: ; preds = %invoke.cont, %lpad
|
|
%2 = landingpad { i8*, i32 }
|
|
catch i8* null
|
|
%3 = extractvalue { i8*, i32 } %2, 0
|
|
br label %__except
|
|
|
|
__except: ; preds = %lpad, %lpad.1
|
|
%exn.slot.0 = phi i8* [ %3, %lpad.1 ], [ %1, %lpad ]
|
|
%4 = ptrtoint i8* %exn.slot.0 to i64
|
|
%5 = trunc i64 %4 to i32
|
|
%call = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([16 x i8], [16 x i8]* @str, i64 0, i64 0), i32 %5)
|
|
br label %__try.cont
|
|
|
|
__try.cont: ; preds = %invoke.cont, %__except
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: define void @doit()
|
|
; CHECK: landingpad
|
|
; CHECK: indirectbr i8* %{{[^,]*}}, [label %[[except_split1:.*]]]
|
|
; CHECK: [[except_split1]]:
|
|
; CHECK: call i32 @llvm.eh.exceptioncode()
|
|
; CHECK: br label %__except
|
|
;
|
|
; CHECK: landingpad
|
|
; CHECK: indirectbr i8* %{{[^,]*}}, [label %[[except_split2:.*]]]
|
|
; CHECK: [[except_split2]]:
|
|
; CHECK: call i32 @llvm.eh.exceptioncode()
|
|
; CHECK: br label %__except
|
|
;
|
|
; CHECK: __except:
|
|
; CHECK: phi
|
|
; CHECK: call i32 (i8*, ...) @printf
|