5fc9449c96
It doesn't matter which value we use for dead args, so let's switch to poison, so we can eventually kill undef. Reviewed By: aeubanks, fhahn Differential Revision: https://reviews.llvm.org/D125983
42 lines
1.1 KiB
LLVM
42 lines
1.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature
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; RUN: opt -S -passes=deadargelim -opaque-pointers < %s | FileCheck %s
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define void @callee(i32 %unused) {
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; CHECK-LABEL: define {{[^@]+}}@callee
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; CHECK-SAME: (i32 [[UNUSED:%.*]]) {
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; CHECK-NEXT: ret void
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;
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ret void
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}
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define void @caller() {
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; CHECK-LABEL: define {{[^@]+}}@caller() {
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; CHECK-NEXT: call void @callee(i32 poison)
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; CHECK-NEXT: call void @callee()
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; CHECK-NEXT: call void @callee(i32 42, i32 24)
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; CHECK-NEXT: ret void
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;
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call void @callee(i32 42)
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call void @callee()
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call void @callee(i32 42, i32 24)
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ret void
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}
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define internal i16 @callee2(i16 %p1, i16 %p2) {
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; CHECK-LABEL: define {{[^@]+}}@callee2
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; CHECK-SAME: (i16 [[P1:%.*]], i16 [[P2:%.*]]) {
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; CHECK-NEXT: ret i16 [[P2]]
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;
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ret i16 %p2
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}
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define i16 @caller2(i16 %a) {
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; CHECK-LABEL: define {{[^@]+}}@caller2
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; CHECK-SAME: (i16 [[A:%.*]]) {
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; CHECK-NEXT: [[CALL:%.*]] = call i16 @callee2(i16 [[A]], i32 42)
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; CHECK-NEXT: ret i16 [[CALL]]
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;
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%call = call i16 @callee2(i16 %a, i32 42)
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ret i16 %call
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}
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