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83 lines
2.8 KiB
LLVM
83 lines
2.8 KiB
LLVM
; RUN: llvm-reduce --abort-on-invalid-reduction --delta-passes=syncscopes --test FileCheck --test-arg --check-prefixes=INTERESTING,CHECK --test-arg %s --test-arg --input-file %s -o %t
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; RUN: FileCheck -check-prefixes=RESULT,CHECK %s < %t
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; CHECK-LABEL: @load_syncscope_keep(
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; INTERESTING: syncscope("agent")
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; RESULT: %op = load atomic i32, ptr %ptr syncscope("agent") seq_cst, align 4
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define i32 @load_syncscope_keep(ptr %ptr) {
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%op = load atomic i32, ptr %ptr syncscope("agent") seq_cst, align 4
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ret i32 %op
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}
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; CHECK-LABEL: @load_syncscope_drop(
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; INTERESTING: load atomic
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; RESULT: %op = load atomic i32, ptr %ptr seq_cst, align 4
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define i32 @load_syncscope_drop(ptr %ptr) {
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%op = load atomic i32, ptr %ptr syncscope("agent") seq_cst, align 4
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ret i32 %op
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}
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; CHECK-LABEL: @store_syncscope_keep(
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; INTERESTING: syncscope("agent")
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; RESULT: store atomic i32 0, ptr %ptr syncscope("agent") seq_cst, align 4
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define void @store_syncscope_keep(ptr %ptr) {
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store atomic i32 0, ptr %ptr syncscope("agent") seq_cst, align 4
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ret void
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}
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; CHECK-LABEL: @store_syncscope_drop(
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; INTERESTING: store
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; RESULT: store atomic i32 0, ptr %ptr seq_cst, align 4
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define void @store_syncscope_drop(ptr %ptr) {
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store atomic i32 0, ptr %ptr syncscope("agent") seq_cst, align 4
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ret void
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}
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; CHECK-LABEL: @atomicrmw_syncscope_keep(
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; INTERESTING: syncscope("agent")
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; RESULT: %val = atomicrmw add ptr %ptr, i32 3 syncscope("agent") seq_cst, align 4
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define i32 @atomicrmw_syncscope_keep(ptr %ptr) {
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%val = atomicrmw add ptr %ptr, i32 3 syncscope("agent") seq_cst, align 4
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ret i32 %val
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}
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; CHECK-LABEL: @atomicrmw_syncscope_drop(
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; INTERESTING: atomicrmw
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; RESULT: %val = atomicrmw add ptr %ptr, i32 3 seq_cst, align 4
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define i32 @atomicrmw_syncscope_drop(ptr %ptr) {
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%val = atomicrmw add ptr %ptr, i32 3 seq_cst
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ret i32 %val
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}
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; CHECK-LABEL: @cmpxchg_syncscope_keep(
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; INTERESTING: syncscope("agent")
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; RESULT: %val = cmpxchg ptr %ptr, i32 %old, i32 %in syncscope("agent") seq_cst seq_cst, align 4
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define { i32, i1 } @cmpxchg_syncscope_keep(ptr %ptr, i32 %old, i32 %in) {
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%val = cmpxchg ptr %ptr, i32 %old, i32 %in syncscope("agent") seq_cst seq_cst
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ret { i32, i1 } %val
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}
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; CHECK-LABEL: @cmpxchg_syncscope_drop(
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; INTERESTING: = cmpxchg ptr
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; RESULT: %val = cmpxchg ptr %ptr, i32 %old, i32 %in seq_cst seq_cst, align 4
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define { i32, i1 } @cmpxchg_syncscope_drop(ptr %ptr, i32 %old, i32 %in) {
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%val = cmpxchg ptr %ptr, i32 %old, i32 %in syncscope("agent") seq_cst seq_cst
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ret { i32, i1 } %val
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}
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; CHECK-LABEL: @fence_syncscope_keep(
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; INTERESTING: syncscope("agent")
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; RESULT: fence syncscope("agent") acquire
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define void @fence_syncscope_keep() {
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fence syncscope("agent") acquire
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ret void
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}
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; CHECK-LABEL: @fence_syncscope_drop(
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; INTERESTING: fence
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; RESULT: fence acquire
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define void @fence_syncscope_drop() {
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fence syncscope("agent") acquire
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ret void
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}
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