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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -passes=iroutliner -ir-outlining-no-cost < %s | FileCheck %s
; This test tests that inputs that are replaced with the output of an outlined
; function is still recognized as the same value.
define void @outline_outputs1() #0 {
; CHECK-LABEL: @outline_outputs1(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[DOTLOC2:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[ADD2_LOC:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[DOTLOC:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[ADD_LOC:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[OUTPUT:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[RESULT:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[OUTPUT2:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[RESULT2:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr [[ADD_LOC]])
; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr [[DOTLOC]])
; CHECK-NEXT: call void @outlined_ir_func_0(i32 2, ptr [[A]], ptr [[B]], ptr [[OUTPUT]], ptr [[ADD_LOC]], ptr [[DOTLOC]])
; CHECK-NEXT: [[ADD_RELOAD:%.*]] = load i32, ptr [[ADD_LOC]], align 4
; CHECK-NEXT: [[DOTRELOAD:%.*]] = load i32, ptr [[DOTLOC]], align 4
; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[ADD_LOC]])
; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[DOTLOC]])
; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[OUTPUT]], align 4
; CHECK-NEXT: call void @outlined_ir_func_1(i32 [[DOTRELOAD]], i32 [[ADD_RELOAD]], ptr [[RESULT]])
; CHECK-NEXT: br label [[NEXT:%.*]]
; CHECK: next:
; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr [[ADD2_LOC]])
; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr [[DOTLOC2]])
; CHECK-NEXT: call void @outlined_ir_func_0(i32 [[ADD_RELOAD]], ptr [[OUTPUT]], ptr [[RESULT]], ptr [[OUTPUT2]], ptr [[ADD2_LOC]], ptr [[DOTLOC2]])
; CHECK-NEXT: [[ADD2_RELOAD:%.*]] = load i32, ptr [[ADD2_LOC]], align 4
; CHECK-NEXT: [[DOTRELOAD3:%.*]] = load i32, ptr [[DOTLOC2]], align 4
; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[ADD2_LOC]])
; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[DOTLOC2]])
; CHECK-NEXT: call void @outlined_ir_func_1(i32 [[DOTRELOAD3]], i32 [[ADD2_RELOAD]], ptr [[RESULT2]])
; CHECK-NEXT: ret void
;
entry:
%a = alloca i32, align 4
%b = alloca i32, align 4
%output = alloca i32, align 4
%result = alloca i32, align 4
%output2 = alloca i32, align 4
%result2 = alloca i32, align 4
store i32 2, ptr %a, align 4
store i32 3, ptr %b, align 4
%0 = load i32, ptr %a, align 4
%1 = load i32, ptr %b, align 4
%add = add i32 %0, %1
store i32 %add, ptr %output, align 4
%2 = load i32, ptr %output, align 4
%3 = load i32, ptr %output, align 4
%mul = mul i32 %2, %add
store i32 %mul, ptr %result, align 4
br label %next
next:
store i32 %add, ptr %output, align 4
store i32 3, ptr %result, align 4
%4 = load i32, ptr %output, align 4
%5 = load i32, ptr %result, align 4
%add2 = add i32 %4, %5
store i32 %add2, ptr %output2, align 4
%6 = load i32, ptr %output2, align 4
%mul2 = mul i32 %6, %add2
store i32 %mul2, ptr %result2, align 4
ret void
}
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