llvm-project/llvm/test/Transforms/IROutliner/outlining-odr.ll

71 lines
2.6 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
; RUN: opt -S -verify -iroutliner -enable-linkonceodr-ir-outlining --ir-outlining-no-cost < %s | FileCheck -check-prefix=ODR %s
; This test looks at the constants in the regions, and if it they are the
; same it outlines them as constants rather than elevating them to arguments.
define linkonce_odr void @outline_odr1() {
; ODR-LABEL: @outline_odr1(
; ODR-NEXT: entry:
; ODR-NEXT: [[A:%.*]] = alloca i32, align 4
; ODR-NEXT: [[B:%.*]] = alloca i32, align 4
; ODR-NEXT: [[C:%.*]] = alloca i32, align 4
; ODR-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
; ODR-NEXT: ret void
; CHECK-LABEL: @outline_odr1(
; 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: [[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
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
%al = load i32, i32* %a
%bl = load i32, i32* %b
%cl = load i32, i32* %c
ret void
}
define void @outline_odr2() {
; ODR-LABEL: @outline_odr2(
; ODR-NEXT: entry:
; ODR-NEXT: [[A:%.*]] = alloca i32, align 4
; ODR-NEXT: [[B:%.*]] = alloca i32, align 4
; ODR-NEXT: [[C:%.*]] = alloca i32, align 4
; ODR-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
; ODR-NEXT: ret void
; CHECK-LABEL: @outline_odr2(
; 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: [[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
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
%al = load i32, i32* %a
%bl = load i32, i32* %b
%cl = load i32, i32* %c
ret void
}