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TheRock/compiler/amd-llvm/llvm/test/Transforms/GVN/captures.ll
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

93 lines
3.0 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -S -passes=gvn < %s | FileCheck %s
declare void @capture(ptr)
declare void @unknown_call()
define i32 @full_capture() {
; CHECK-LABEL: define i32 @full_capture() {
; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void @capture(ptr [[A]])
; CHECK-NEXT: store i32 1, ptr [[A]], align 4
; CHECK-NEXT: call void @unknown_call()
; CHECK-NEXT: [[V:%.*]] = load i32, ptr [[A]], align 4
; CHECK-NEXT: ret i32 [[V]]
;
%a = alloca i32
call void @capture(ptr %a)
store i32 1, ptr %a
call void @unknown_call()
%v = load i32, ptr %a
ret i32 %v
}
define i32 @address_capture() {
; CHECK-LABEL: define i32 @address_capture() {
; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void @capture(ptr captures(address) [[A]])
; CHECK-NEXT: store i32 1, ptr [[A]], align 4
; CHECK-NEXT: call void @unknown_call()
; CHECK-NEXT: ret i32 1
;
%a = alloca i32
call void @capture(ptr captures(address) %a)
store i32 1, ptr %a
call void @unknown_call()
%v = load i32, ptr %a
ret i32 %v
}
define i32 @read_provenance_capture() {
; CHECK-LABEL: define i32 @read_provenance_capture() {
; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void @capture(ptr captures(address, read_provenance) [[A]])
; CHECK-NEXT: store i32 1, ptr [[A]], align 4
; CHECK-NEXT: call void @unknown_call()
; CHECK-NEXT: ret i32 1
;
%a = alloca i32
call void @capture(ptr captures(address, read_provenance) %a)
store i32 1, ptr %a
call void @unknown_call()
%v = load i32, ptr %a
ret i32 %v
}
define i32 @read_provenance_capture_and_full_capture() {
; CHECK-LABEL: define i32 @read_provenance_capture_and_full_capture() {
; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void @capture(ptr captures(address, read_provenance) [[A]])
; CHECK-NEXT: call void @capture(ptr [[A]])
; CHECK-NEXT: store i32 1, ptr [[A]], align 4
; CHECK-NEXT: call void @unknown_call()
; CHECK-NEXT: [[V:%.*]] = load i32, ptr [[A]], align 4
; CHECK-NEXT: ret i32 [[V]]
;
%a = alloca i32
call void @capture(ptr captures(address, read_provenance) %a)
call void @capture(ptr %a)
store i32 1, ptr %a
call void @unknown_call()
%v = load i32, ptr %a
ret i32 %v
}
define i32 @read_provenance_capture_and_full_capture_commuted() {
; CHECK-LABEL: define i32 @read_provenance_capture_and_full_capture_commuted() {
; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
; CHECK-NEXT: call void @capture(ptr [[A]])
; CHECK-NEXT: call void @capture(ptr captures(address, read_provenance) [[A]])
; CHECK-NEXT: store i32 1, ptr [[A]], align 4
; CHECK-NEXT: call void @unknown_call()
; CHECK-NEXT: [[V:%.*]] = load i32, ptr [[A]], align 4
; CHECK-NEXT: ret i32 [[V]]
;
%a = alloca i32
call void @capture(ptr %a)
call void @capture(ptr captures(address, read_provenance) %a)
store i32 1, ptr %a
call void @unknown_call()
%v = load i32, ptr %a
ret i32 %v
}