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llvm-mirror/test/Transforms/IROutliner/outlining-calls.ll
Andrew Litteken b277299271 [IROutliner] Removing a duplicate addition, causing overestimates in IROutliner.
There was an extra addition left over from a previous commit for the
cost model, this removes it.
2021-01-03 23:36:28 -06:00

94 lines
3.0 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s
; This test checks that we do can outline calls, but only if they have the same
; function type and the same name.
declare void @f1(i32*, i32*);
declare void @f2(i32*, i32*);
define void @function1() {
; CHECK-LABEL: @function1(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[C:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
; CHECK-NEXT: ret void
;
entry:
%a = alloca i32, align 4
%b = alloca i32, align 4
%c = alloca i32, align 4
store i32 2, i32* %a, align 4
store i32 3, i32* %b, align 4
store i32 4, i32* %c, align 4
call void @f1(i32* %a, i32* %b)
%al = load i32, i32* %a
%bl = load i32, i32* %b
%cl = load i32, i32* %c
ret void
}
define void @function2() {
; CHECK-LABEL: @function2(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[C:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
; CHECK-NEXT: ret void
;
entry:
%a = alloca i32, align 4
%b = alloca i32, align 4
%c = alloca i32, align 4
store i32 2, i32* %a, align 4
store i32 3, i32* %b, align 4
store i32 4, i32* %c, align 4
call void @f1(i32* %a, i32* %b)
%al = load i32, i32* %a
%bl = load i32, i32* %b
%cl = load i32, i32* %c
ret void
}
define void @function3() {
; CHECK-LABEL: @function3(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[C:%.*]] = alloca i32, align 4
; CHECK-NEXT: store i32 2, i32* [[A]], align 4
; CHECK-NEXT: store i32 3, i32* [[B]], align 4
; CHECK-NEXT: store i32 4, i32* [[C]], align 4
; CHECK-NEXT: call void @f2(i32* [[A]], i32* [[B]])
; CHECK-NEXT: [[AL:%.*]] = load i32, i32* [[A]], align 4
; CHECK-NEXT: [[BL:%.*]] = load i32, i32* [[B]], align 4
; CHECK-NEXT: [[CL:%.*]] = load i32, i32* [[C]], align 4
; CHECK-NEXT: ret void
;
entry:
%a = alloca i32, align 4
%b = alloca i32, align 4
%c = alloca i32, align 4
store i32 2, i32* %a, align 4
store i32 3, i32* %b, align 4
store i32 4, i32* %c, align 4
call void @f2(i32* %a, i32* %b)
%al = load i32, i32* %a
%bl = load i32, i32* %b
%cl = load i32, i32* %c
ret void
}
; CHECK: define internal void @outlined_ir_func_0(i32* [[ARG0:%.*]], i32* [[ARG1:%.*]], i32* [[ARG2:%.*]])
; CHECK: entry_to_outline:
; CHECK-NEXT: store i32 2, i32* [[ARG0]], align 4
; CHECK-NEXT: store i32 3, i32* [[ARG1]], align 4
; CHECK-NEXT: store i32 4, i32* [[ARG2]], align 4
; CHECK-NEXT: call void @f1(i32* [[ARG0]], i32* [[ARG1]])
; CHECK-NEXT: [[AL:%.*]] = load i32, i32* [[ARG0]], align 4
; CHECK-NEXT: [[BL:%.*]] = load i32, i32* [[ARG1]], align 4
; CHECK-NEXT: [[CL:%.*]] = load i32, i32* [[ARG2]], align 4