144 lines
5.2 KiB
LLVM
144 lines
5.2 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s
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; This test ensures that we do not include llvm.assumes. There are exceptions
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; in the CodeExtractor's algorithm for llvm.assumes, so we ignore it for now.
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define void @outline_assumes() {
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; CHECK-LABEL: @outline_assumes(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[DL_LOC:%.*]] = alloca i1, align 1
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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: [[C:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[D:%.*]] = alloca i1, align 4
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; CHECK-NEXT: [[LT_CAST:%.*]] = bitcast i1* [[DL_LOC]] to i8*
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; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]])
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; CHECK-NEXT: call void @outlined_ir_func_3(i1 true, i1* [[D]], i1* [[DL_LOC]])
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; CHECK-NEXT: [[DL_RELOAD:%.*]] = load i1, i1* [[DL_LOC]], align 1
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; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]])
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; CHECK-NEXT: [[SPLIT_INST:%.*]] = sub i1 [[DL_RELOAD]], [[DL_RELOAD]]
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; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
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; CHECK-NEXT: call void @llvm.assume(i1 [[DL_RELOAD]])
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; CHECK-NEXT: call void @outlined_ir_func_1(i32* [[A]], i32* [[B]], i32* [[C]])
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; CHECK-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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%c = alloca i32, align 4
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%d = alloca i1, align 4
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store i1 1, i1* %d, align 4
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%dl = load i1, i1* %d
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%split_inst = sub i1 %dl, %dl
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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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store i32 4, i32* %c, align 4
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call void @llvm.assume(i1 %dl)
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%al = load i32, i32* %a
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%bl = load i32, i32* %b
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%cl = load i32, i32* %c
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ret void
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}
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define void @outline_assumes2() {
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; CHECK-LABEL: @outline_assumes2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[DL_LOC:%.*]] = alloca i1, align 1
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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: [[C:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[D:%.*]] = alloca i1, align 4
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; CHECK-NEXT: [[LT_CAST:%.*]] = bitcast i1* [[DL_LOC]] to i8*
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; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]])
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; CHECK-NEXT: call void @outlined_ir_func_3(i1 false, i1* [[D]], i1* [[DL_LOC]])
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; CHECK-NEXT: [[DL_RELOAD:%.*]] = load i1, i1* [[DL_LOC]], align 1
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; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]])
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; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
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; CHECK-NEXT: call void @llvm.assume(i1 [[DL_RELOAD]])
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; CHECK-NEXT: call void @outlined_ir_func_1(i32* [[A]], i32* [[B]], i32* [[C]])
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; CHECK-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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%c = alloca i32, align 4
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%d = alloca i1, align 4
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store i1 0, i1* %d, align 4
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%dl = load i1, i1* %d
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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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store i32 4, i32* %c, align 4
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call void @llvm.assume(i1 %dl)
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%al = load i32, i32* %a
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%bl = load i32, i32* %b
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%cl = load i32, i32* %c
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ret void
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}
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define void @outline_assumes3() {
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; CHECK-LABEL: @outline_assumes3(
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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: [[C:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[D:%.*]] = alloca i1, align 4
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; CHECK-NEXT: store i1 true, i1* [[D]], align 4
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; CHECK-NEXT: [[DL:%.*]] = load i1, i1* [[D]], align 1
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; CHECK-NEXT: [[SPLIT_INST:%.*]] = add i1 [[DL]], [[DL]]
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; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
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; CHECK-NEXT: call void @llvm.assume(i1 [[DL]])
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; CHECK-NEXT: call void @outlined_ir_func_2(i32* [[A]])
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; CHECK-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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%c = alloca i32, align 4
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%d = alloca i1, align 4
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store i1 1, i1* %d, align 4
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%dl = load i1, i1* %d
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%split_inst = add i1 %dl, %dl
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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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store i32 4, i32* %c, align 4
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call void @llvm.assume(i1 %dl)
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%al = load i32, i32* %a
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%bl = add i32 %al, %al
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ret void
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}
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define void @outline_assumes4() {
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; CHECK-LABEL: @outline_assumes4(
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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: [[C:%.*]] = alloca i32, align 4
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; CHECK-NEXT: [[D:%.*]] = alloca i1, align 4
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; CHECK-NEXT: store i1 false, i1* [[D]], align 4
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; CHECK-NEXT: [[DL:%.*]] = load i1, i1* [[D]], align 1
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; CHECK-NEXT: [[SPLIT_INST:%.*]] = add i1 [[DL]], [[DL]]
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; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]])
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; CHECK-NEXT: call void @llvm.assume(i1 [[DL]])
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; CHECK-NEXT: call void @outlined_ir_func_2(i32* [[A]])
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; CHECK-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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%c = alloca i32, align 4
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%d = alloca i1, align 4
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store i1 0, i1* %d, align 4
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%dl = load i1, i1* %d
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%split_inst = add i1 %dl, %dl
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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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store i32 4, i32* %c, align 4
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call void @llvm.assume(i1 %dl)
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%al = load i32, i32* %a
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%bl = add i32 %al, %al
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ret void
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}
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declare void @llvm.assume(i1)
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