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

72 lines
2.7 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
; RUN: opt -passes=gvn -S < %s | FileCheck %s
%struct.zot = type { ptr }
%struct.wombat = type { ptr }
%struct.baz = type { i8, ptr }
@global = hidden unnamed_addr constant ptr @quux
declare ptr @f()
define hidden void @eggs(ptr %arg, i1 %arg2, ptr %arg3, i32 %arg4, ptr %arg5) unnamed_addr align 2 {
; CHECK-LABEL: define hidden void @eggs(
; CHECK-SAME: ptr [[ARG:%.*]], i1 [[ARG2:%.*]], ptr [[ARG3:%.*]], i32 [[ARG4:%.*]], ptr [[ARG5:%.*]]) unnamed_addr align 2 {
; CHECK-NEXT: [[BB:.*:]]
; CHECK-NEXT: [[TMP:%.*]] = alloca [[STRUCT_WOMBAT:%.*]], align 8
; CHECK-NEXT: store ptr @global, ptr [[ARG]], align 8, !invariant.group [[META0:![0-9]+]]
; CHECK-NEXT: br i1 [[ARG2]], label %[[BB4:.*]], label %[[BB2:.*]]
; CHECK: [[BB2]]:
; CHECK-NEXT: [[TMP3:%.*]] = atomicrmw sub ptr [[ARG3]], i32 [[ARG4]] acq_rel, align 4
; CHECK-NEXT: br label %[[BB4]]
; CHECK: [[BB4]]:
; CHECK-NEXT: [[TMP5:%.*]] = load ptr, ptr [[ARG5]], align 8
; CHECK-NEXT: [[TMP6:%.*]] = getelementptr inbounds [[STRUCT_BAZ:%.*]], ptr [[TMP5]], i64 0, i32 1
; CHECK-NEXT: br i1 [[ARG2]], label %[[BB9:.*]], label %[[BB7:.*]]
; CHECK: [[BB7]]:
; CHECK-NEXT: [[TMP8:%.*]] = tail call ptr @f()
; CHECK-NEXT: br label %[[BB9]]
; CHECK: [[BB9]]:
; CHECK-NEXT: tail call void @quux(ptr [[ARG]], i1 [[ARG2]])
; CHECK-NEXT: [[TMP17:%.*]] = load ptr, ptr [[TMP]], align 8
; CHECK-NEXT: [[TMP18:%.*]] = icmp eq ptr [[TMP17]], null
; CHECK-NEXT: ret void
;
bb:
%tmp = alloca %struct.wombat, align 8
store ptr @global, ptr %arg, align 8, !invariant.group !0
br i1 %arg2, label %bb4, label %bb2
bb2: ; preds = %bb
%tmp3 = atomicrmw sub ptr %arg3, i32 %arg4 acq_rel, align 4
br label %bb4
bb4: ; preds = %bb2, %bb
%tmp5 = load ptr, ptr %arg5, align 8
%tmp6 = getelementptr inbounds %struct.baz, ptr %tmp5, i64 0, i32 1
br i1 %arg2, label %bb9, label %bb7
bb7: ; preds = %bb4
%tmp8 = tail call ptr @f()
br label %bb9
bb9: ; preds = %bb7, %bb4
%tmp10 = load ptr, ptr %arg5, align 8
%tmp13 = load ptr, ptr %arg, align 8, !invariant.group !0
%tmp15 = load ptr, ptr %tmp13, align 8
tail call void %tmp15(ptr %arg, i1 %arg2)
%tmp17 = load ptr, ptr %tmp, align 8
%tmp18 = icmp eq ptr %tmp17, null
ret void
}
; Function Attrs: nounwind willreturn
declare hidden void @quux(ptr, i1) unnamed_addr #0 align 2
attributes #0 = { nounwind willreturn }
!0 = !{}
;.
; CHECK: [[META0]] = !{}
;.