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0cc720b2e2
There were was the reuse of a variable that should not have been occurred due to confusion during committing patches.
192 lines
7.4 KiB
LLVM
192 lines
7.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -verify -iroutliner < %s | FileCheck %s
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; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s -check-prefix=NOCOST
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; This test checks that we have different results from when the cost model
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; is on versus when it is off. That is, if the number of instructions needed to
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; handle the arguments is greater than the number of instructions being added,
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; we do not outline.
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define void @function1() #0 {
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; CHECK-LABEL: @function1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]])
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; CHECK-NEXT: ret void
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;
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; NOCOST-LABEL: @function1(
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; NOCOST-NEXT: entry:
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; NOCOST-NEXT: [[A:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[B:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]])
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; NOCOST-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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%0 = load i32, i32* %a, align 4
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%1 = load i32, i32* %b, align 4
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%add = add i32 %0, %1
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%mul = mul i32 %0, %1
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%sub = sub i32 %0, %1
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%div = sdiv i32 %0, %1
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%add1 = add i32 %0, %1
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%mul1 = mul i32 %0, %1
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%sub1 = sub i32 %0, %1
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%div1 = sdiv i32 %0, %1
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%add2 = add i32 %0, %1
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%mul2 = mul i32 %0, %1
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%sub2 = sub i32 %0, %1
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%div2 = sdiv i32 %0, %1
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ret void
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}
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define void @function2() #0 {
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; CHECK-LABEL: @function2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]])
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; CHECK-NEXT: ret void
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;
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; NOCOST-LABEL: @function2(
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; NOCOST-NEXT: entry:
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; NOCOST-NEXT: [[A:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[B:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]])
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; NOCOST-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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%0 = load i32, i32* %a, align 4
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%1 = load i32, i32* %b, align 4
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%add = add i32 %0, %1
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%mul = mul i32 %0, %1
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%sub = sub i32 %0, %1
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%div = sdiv i32 %0, %1
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%add1 = add i32 %0, %1
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%mul1 = mul i32 %0, %1
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%sub1 = sub i32 %0, %1
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%div1 = sdiv i32 %0, %1
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%add2 = add i32 %0, %1
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%mul2 = mul i32 %0, %1
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%sub2 = sub i32 %0, %1
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%div2 = sdiv i32 %0, %1
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ret void
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}
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define void @function3() #0 {
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; CHECK-LABEL: @function3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[OUTPUT:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[RESULT:%.*]] = alloca i32, align 4
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; CHECK-NEXT: store i32 2, i32* [[A]], align 4
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; CHECK-NEXT: store i32 3, i32* [[B]], align 4
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; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
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; CHECK-NEXT: [[ADD:%.*]] = add i32 [[TMP0]], [[TMP1]]
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; CHECK-NEXT: store i32 [[ADD]], i32* [[OUTPUT]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = load i32, i32* [[OUTPUT]], align 4
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; CHECK-NEXT: [[TMP3:%.*]] = load i32, i32* [[OUTPUT]], align 4
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; CHECK-NEXT: [[MUL:%.*]] = mul i32 [[TMP2]], [[ADD]]
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; CHECK-NEXT: store i32 [[MUL]], i32* [[RESULT]], align 4
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; CHECK-NEXT: ret void
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;
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; NOCOST-LABEL: @function3(
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; NOCOST-NEXT: entry:
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; NOCOST-NEXT: [[DOTLOC:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[ADD_LOC:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[A:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[B:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[OUTPUT:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[RESULT:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[LT_CAST:%.*]] = bitcast i32* [[ADD_LOC]] to i8*
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; NOCOST-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]])
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; NOCOST-NEXT: [[LT_CAST1:%.*]] = bitcast i32* [[DOTLOC]] to i8*
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; NOCOST-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST1]])
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; NOCOST-NEXT: call void @outlined_ir_func_1(i32* [[A]], i32* [[B]], i32* [[OUTPUT]], i32* [[ADD_LOC]], i32* [[DOTLOC]])
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; NOCOST-NEXT: [[ADD_RELOAD:%.*]] = load i32, i32* [[ADD_LOC]], align 4
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; NOCOST-NEXT: [[DOTRELOAD:%.*]] = load i32, i32* [[DOTLOC]], align 4
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; NOCOST-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]])
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; NOCOST-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST1]])
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; NOCOST-NEXT: [[TMP0:%.*]] = load i32, i32* [[OUTPUT]], align 4
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; NOCOST-NEXT: call void @outlined_ir_func_2(i32 [[DOTRELOAD]], i32 [[ADD_RELOAD]], i32* [[RESULT]])
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; NOCOST-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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%output = alloca i32, align 4
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%result = alloca i32, align 4
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store i32 2, i32* %a, align 4
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store i32 3, i32* %b, align 4
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%0 = load i32, i32* %a, align 4
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%1 = load i32, i32* %b, align 4
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%add = add i32 %0, %1
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store i32 %add, i32* %output, align 4
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%2 = load i32, i32* %output, align 4
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%3 = load i32, i32* %output, align 4
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%mul = mul i32 %2, %add
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store i32 %mul, i32* %result, align 4
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ret void
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}
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define void @function4() #0 {
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; CHECK-LABEL: @function4(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[OUTPUT:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[RESULT:%.*]] = alloca i32, align 4
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; CHECK-NEXT: store i32 2, i32* [[A]], align 4
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; CHECK-NEXT: store i32 3, i32* [[B]], align 4
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; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
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; CHECK-NEXT: [[ADD:%.*]] = add i32 [[TMP0]], [[TMP1]]
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; CHECK-NEXT: store i32 [[ADD]], i32* [[OUTPUT]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = load i32, i32* [[OUTPUT]], align 4
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; CHECK-NEXT: [[MUL:%.*]] = mul i32 [[TMP2]], [[ADD]]
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; CHECK-NEXT: store i32 [[MUL]], i32* [[RESULT]], align 4
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; CHECK-NEXT: ret void
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;
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; NOCOST-LABEL: @function4(
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; NOCOST-NEXT: entry:
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; NOCOST-NEXT: [[DOTLOC:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[ADD_LOC:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[A:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[B:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[OUTPUT:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[RESULT:%.*]] = alloca i32, align 4
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; NOCOST-NEXT: [[LT_CAST:%.*]] = bitcast i32* [[ADD_LOC]] to i8*
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; NOCOST-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]])
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; NOCOST-NEXT: [[LT_CAST1:%.*]] = bitcast i32* [[DOTLOC]] to i8*
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; NOCOST-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST1]])
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; NOCOST-NEXT: call void @outlined_ir_func_1(i32* [[A]], i32* [[B]], i32* [[OUTPUT]], i32* [[ADD_LOC]], i32* [[DOTLOC]])
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; NOCOST-NEXT: [[ADD_RELOAD:%.*]] = load i32, i32* [[ADD_LOC]], align 4
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; NOCOST-NEXT: [[DOTRELOAD:%.*]] = load i32, i32* [[DOTLOC]], align 4
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; NOCOST-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]])
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; NOCOST-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST1]])
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; NOCOST-NEXT: call void @outlined_ir_func_2(i32 [[DOTRELOAD]], i32 [[ADD_RELOAD]], i32* [[RESULT]])
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; NOCOST-NEXT: ret void
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;
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entry:
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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%output = alloca i32, align 4
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%result = alloca i32, align 4
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store i32 2, i32* %a, align 4
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store i32 3, i32* %b, align 4
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%0 = load i32, i32* %a, align 4
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%1 = load i32, i32* %b, align 4
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%add = add i32 %0, %1
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store i32 %add, i32* %output, align 4
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%2 = load i32, i32* %output, align 4
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%mul = mul i32 %2, %add
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store i32 %mul, i32* %result, align 4
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ret void
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}
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