mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-16 11:30:51 +00:00
70e56ae6b3
We still have some "uses remain after removal" issues in -O0 builds. This reverts commit r235557. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@235617 91177308-0d34-0410-b5e6-96231b3b80d8
60 lines
1.7 KiB
LLVM
60 lines
1.7 KiB
LLVM
; RUN: opt -S -winehprepare -sehprepare < %s | FileCheck %s
|
|
|
|
target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-pc-windows-msvc"
|
|
|
|
@str.__except = internal unnamed_addr constant [9 x i8] c"__except\00", align 1
|
|
|
|
; Function Attrs: uwtable
|
|
|
|
declare i32 @puts(i8*)
|
|
|
|
define void @may_crash() {
|
|
entry:
|
|
store volatile i32 42, i32* null, align 4
|
|
ret void
|
|
}
|
|
|
|
declare i32 @__C_specific_handler(...)
|
|
|
|
; Function Attrs: nounwind readnone
|
|
declare i8* @llvm.frameaddress(i32)
|
|
|
|
; Function Attrs: uwtable
|
|
define void @seh_catch_all() {
|
|
entry:
|
|
%exn.slot = alloca i8*
|
|
%ehselector.slot = alloca i32
|
|
invoke void @may_crash()
|
|
to label %invoke.cont unwind label %lpad
|
|
|
|
invoke.cont: ; preds = %entry
|
|
br label %__try.cont
|
|
|
|
lpad: ; preds = %entry
|
|
%0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*)
|
|
catch i8* null
|
|
%1 = extractvalue { i8*, i32 } %0, 0
|
|
store i8* %1, i8** %exn.slot
|
|
%2 = extractvalue { i8*, i32 } %0, 1
|
|
store i32 %2, i32* %ehselector.slot
|
|
br label %__except
|
|
|
|
__except: ; preds = %lpad
|
|
%call = call i32 @puts(i8* getelementptr inbounds ([9 x i8], [9 x i8]* @str.__except, i32 0, i32 0))
|
|
br label %__try.cont
|
|
|
|
__try.cont: ; preds = %__except, %invoke.cont
|
|
ret void
|
|
}
|
|
|
|
; CHECK-LABEL: define void @seh_catch_all()
|
|
; CHECK: landingpad
|
|
; CHECK-NEXT: catch i8* null
|
|
; CHECK-NEXT: call i8* (...) @llvm.eh.actions(i32 1, i8* null, i32 -1, i8* blockaddress(@seh_catch_all, %catch.all))
|
|
; CHECK-NEXT: indirectbr
|
|
;
|
|
; CHECK: catch.all:
|
|
; CHECK-NOT: extractvalue
|
|
; CHECK: call i32 @puts
|