forked from OSchip/llvm-project
56 lines
2.1 KiB
LLVM
56 lines
2.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --include-generated-funcs
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; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s
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; This test checks that we successfully outline identical memset instructions.
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declare void @llvm.memset.p0i8.i64(i8* nocapture writeonly, i8, i64, i32, i1)
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define i64 @function1(i64 %x, i64 %z, i64 %n) {
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entry:
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%pool = alloca [59 x i64], align 4
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%tmp = bitcast [59 x i64]* %pool to i8*
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call void @llvm.memset.p0i8.i64(i8* nonnull %tmp, i8 0, i64 236, i32 4, i1 false)
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%cmp3 = icmp eq i64 %n, 0
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%a = add i64 %x, %z
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%c = add i64 %x, %z
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ret i64 0
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}
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define i64 @function2(i64 %x, i64 %z, i64 %n) {
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entry:
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%pool = alloca [59 x i64], align 4
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%tmp = bitcast [59 x i64]* %pool to i8*
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call void @llvm.memset.p0i8.i64(i8* nonnull %tmp, i8 0, i64 236, i32 4, i1 false)
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%cmp3 = icmp eq i64 %n, 0
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%a = add i64 %x, %z
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%c = add i64 %x, %z
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ret i64 0
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}
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; CHECK-LABEL: @function1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[POOL:%.*]] = alloca [59 x i64], align 4
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; CHECK-NEXT: call void @outlined_ir_func_0([59 x i64]* [[POOL]], i64 [[N:%.*]], i64 [[X:%.*]], i64 [[Z:%.*]])
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; CHECK-NEXT: ret i64 0
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;
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;
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; CHECK-LABEL: @function2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[POOL:%.*]] = alloca [59 x i64], align 4
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; CHECK-NEXT: call void @outlined_ir_func_0([59 x i64]* [[POOL]], i64 [[N:%.*]], i64 [[X:%.*]], i64 [[Z:%.*]])
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; CHECK-NEXT: ret i64 0
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;
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;
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; CHECK: define internal void @outlined_ir_func_0(
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; CHECK-NEXT: newFuncRoot:
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; CHECK-NEXT: br label [[ENTRY_TO_OUTLINE:%.*]]
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; CHECK: entry_to_outline:
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; CHECK-NEXT: [[TMP:%.*]] = bitcast [59 x i64]* [[TMP0:%.*]] to i8*
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; CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* nonnull align 4 [[TMP]], i8 0, i64 236, i1 false)
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; CHECK-NEXT: [[CMP3:%.*]] = icmp eq i64 [[TMP1:%.*]], 0
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; CHECK-NEXT: [[A:%.*]] = add i64 [[TMP2:%.*]], [[TMP3:%.*]]
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; CHECK-NEXT: [[C:%.*]] = add i64 [[TMP2]], [[TMP3]]
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; CHECK-NEXT: br label [[ENTRY_AFTER_OUTLINE_EXITSTUB:%.*]]
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; CHECK: entry_after_outline.exitStub:
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; CHECK-NEXT: ret void
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;
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