llvm-6502/test/Transforms/MergeFunc/call-and-invoke-with-ranges.ll
Stepan Dyatkovskiy 99904d296d MergeFunc patch from Björn Steinbrink.
Phabricator ticket: D4246, Don't merge functions with different range metadata on call/invoke.
Thanks!



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213060 91177308-0d34-0410-b5e6-96231b3b80d8
2014-07-15 10:46:51 +00:00

91 lines
2.1 KiB
LLVM

; RUN: opt -mergefunc -S < %s | FileCheck %s
define i8 @call_with_range() {
bitcast i8 0 to i8 ; dummy to make the function large enough
%out = call i8 @dummy(), !range !0
ret i8 %out
}
define i8 @call_no_range() {
; CHECK-LABEL: @call_no_range
; CHECK-NEXT: bitcast i8 0 to i8
; CHECK-NEXT: %out = call i8 @dummy()
; CHECK-NEXT: ret i8 %out
bitcast i8 0 to i8
%out = call i8 @dummy()
ret i8 %out
}
define i8 @call_different_range() {
; CHECK-LABEL: @call_different_range
; CHECK-NEXT: bitcast i8 0 to i8
; CHECK-NEXT: %out = call i8 @dummy(), !range !1
; CHECK-NEXT: ret i8 %out
bitcast i8 0 to i8
%out = call i8 @dummy(), !range !1
ret i8 %out
}
define i8 @invoke_with_range() {
%out = invoke i8 @dummy() to label %next unwind label %lpad, !range !0
next:
ret i8 %out
lpad:
%pad = landingpad { i8*, i32 } personality i8* undef cleanup
resume { i8*, i32 } zeroinitializer
}
define i8 @invoke_no_range() {
; CHECK-LABEL: @invoke_no_range()
; CHECK-NEXT: invoke i8 @dummy
%out = invoke i8 @dummy() to label %next unwind label %lpad
next:
ret i8 %out
lpad:
%pad = landingpad { i8*, i32 } personality i8* undef cleanup
resume { i8*, i32 } zeroinitializer
}
define i8 @invoke_different_range() {
; CHECK-LABEL: @invoke_different_range()
; CHECK-NEXT: invoke i8 @dummy
%out = invoke i8 @dummy() to label %next unwind label %lpad, !range !1
next:
ret i8 %out
lpad:
%pad = landingpad { i8*, i32 } personality i8* undef cleanup
resume { i8*, i32 } zeroinitializer
}
define i8 @call_same_range() {
; CHECK-LABEL: @call_same_range
; CHECK: tail call i8 @call_with_range
bitcast i8 0 to i8
%out = call i8 @dummy(), !range !0
ret i8 %out
}
define i8 @invoke_same_range() {
; CHECK-LABEL: @invoke_same_range()
; CHECK: tail call i8 @invoke_with_range()
%out = invoke i8 @dummy() to label %next unwind label %lpad, !range !0
next:
ret i8 %out
lpad:
%pad = landingpad { i8*, i32 } personality i8* undef cleanup
resume { i8*, i32 } zeroinitializer
}
declare i8 @dummy();
declare i32 @__gxx_personality_v0(...)
!0 = metadata !{i8 0, i8 2}
!1 = metadata !{i8 5, i8 7}