Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/Inline/inline_unreachable.ll

@@ -1,131 +0,0 @@
-; RUN: opt < %s -inline -S | FileCheck %s
-; RUN: opt < %s -passes='cgscc(inline)' -S | FileCheck %s
-
-@a = global i32 4
-@_ZTIi = external global i8*
-
-; CHECK-LABEL: callSimpleFunction
-; CHECK: call i32 @simpleFunction
-define i32 @callSimpleFunction(i32 %idx, i32 %limit) {
-entry:
-  %cmp = icmp sge i32 %idx, %limit
-  br i1 %cmp, label %if.then, label %if.end
-
-if.then:
-  %s = call i32 @simpleFunction(i32 %idx)
-  store i32 %s, i32* @a
-  unreachable
-
-if.end:
-  ret i32 %idx
-}
-
-; CHECK-LABEL: callSmallFunction
-; CHECK-NOT: call i32 @smallFunction
-define i32 @callSmallFunction(i32 %idx, i32 %limit) {
-entry:
-  %cmp = icmp sge i32 %idx, %limit
-  br i1 %cmp, label %if.then, label %if.end
-
-if.then:
-  %s = call i32 @smallFunction(i32 %idx)
-  store i32 %s, i32* @a
-  unreachable
-
-if.end:
-  ret i32 %idx
-}
-
-; CHECK-LABEL: throwSimpleException
-; CHECK: invoke i32 @simpleFunction
-define i32 @throwSimpleException(i32 %idx, i32 %limit) #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
-entry:
-  %cmp = icmp sge i32 %idx, %limit
-  br i1 %cmp, label %if.then, label %if.end
-
-if.then:                                          ; preds = %entry
-  %exception = call i8* @__cxa_allocate_exception(i64 1) #0
-  invoke i32 @simpleFunction(i32 %idx)
-          to label %invoke.cont unwind label %lpad
-
-invoke.cont:                                      ; preds = %if.then
-  call void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIi  to i8*), i8* null) #1
-  unreachable
-
-lpad:                                             ; preds = %if.then
-  %ll = landingpad { i8*, i32 }
-          cleanup
-  ret i32 %idx
-
-if.end:                                           ; preds = %entry
-  ret i32 %idx
-}
-
-; CHECK-LABEL: throwSmallException
-; CHECK-NOT: invoke i32 @smallFunction
-define i32 @throwSmallException(i32 %idx, i32 %limit) #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
-entry:
-  %cmp = icmp sge i32 %idx, %limit
-  br i1 %cmp, label %if.then, label %if.end
-
-if.then:                                          ; preds = %entry
-  %exception = call i8* @__cxa_allocate_exception(i64 1) #0
-  invoke i32 @smallFunction(i32 %idx)
-          to label %invoke.cont unwind label %lpad
-
-invoke.cont:                                      ; preds = %if.then
-  call void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIi  to i8*), i8* null) #1
-  unreachable
-
-lpad:                                             ; preds = %if.then
-  %ll = landingpad { i8*, i32 }
-          cleanup
-  ret i32 %idx
-
-if.end:                                           ; preds = %entry
-  ret i32 %idx
-}
-
-define i32 @simpleFunction(i32 %a) #0 {
-entry:
-  %a1 = load volatile i32, i32* @a
-  %x1 = add i32 %a1,  %a1
-  %a2 = load volatile i32, i32* @a
-  %x2 = add i32 %x1, %a2
-  %a3 = load volatile i32, i32* @a
-  %x3 = add i32 %x2, %a3
-  %a4 = load volatile i32, i32* @a
-  %x4 = add i32 %x3, %a4
-  %a5 = load volatile i32, i32* @a
-  %x5 = add i32 %x4, %a5
-  %a6 = load volatile i32, i32* @a
-  %x6 = add i32 %x5, %a6
-  %a7 = load volatile i32, i32* @a
-  %x7 = add i32 %x6, %a6
-  %a8 = load volatile i32, i32* @a
-  %x8 = add i32 %x7, %a8
-  %a9 = load volatile i32, i32* @a
-  %x9 = add i32 %x8, %a9
-  %a10 = load volatile i32, i32* @a
-  %x10 = add i32 %x9, %a10
-  %a11 = load volatile i32, i32* @a
-  %x11 = add i32 %x10, %a11
-  %a12 = load volatile i32, i32* @a
-  %x12 = add i32 %x11, %a12
-  %add = add i32 %x12, %a
-  ret i32 %add
-}
-
-define i32 @smallFunction(i32 %a) {
-entry:
-  %r = load volatile i32, i32* @a
-  ret i32 %r
-}
-
-attributes #0 = { nounwind }
-attributes #1 = { noreturn }
-
-declare i8* @__cxa_allocate_exception(i64)
-declare i32 @__gxx_personality_v0(...)
-declare void @__cxa_throw(i8*, i8*, i8*)
-