Files
clang-p2996/llvm/test/Transforms/Attributor/value-simplify-gpu.ll
Johannes Doerfert d1387a26a5 [Attributor][FIX] Reachability needs to account for readonly callees
The oversight caused us to ignore call sites that are effectively dead
when we computed reachability (or more precise the call edges of a
function). The problem is that loads in the readonly callee might depend
on stores prior to the callee. If we do not track the call edge we
mistakenly assumed the store before the call cannot reach the load.
The problem is nicely visible in:
  `llvm/test/Transforms/Attributor/ArgumentPromotion/basictest.ll`

Caused by D118673.

Fixes https://github.com/llvm/llvm-project/issues/53726
2022-02-10 13:52:24 -06:00

429 lines
22 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -attributor -enable-new-pm=0 -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; RUN: opt -attributor-cgscc -enable-new-pm=0 -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
target triple = "amdgcn-amd-amdhsa"
@ReachableKernel = internal addrspace(3) global i32 3, align 4
@UnreachableKernel = internal addrspace(3) global i32 42, align 4
@ReachableKernelAS0 = internal global i32 7, align 4
;.
; CHECK: @[[REACHABLEKERNEL:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global i32 3, align 4
; CHECK: @[[UNREACHABLEKERNEL:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global i32 42, align 4
; CHECK: @[[REACHABLEKERNELAS0:[a-zA-Z0-9_$"\\.-]+]] = internal global i32 7, align 4
; CHECK: @[[REACHABLENONKERNEL:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global i32 0, align 4
; CHECK: @[[UNREACHABLENONKERNEL:[a-zA-Z0-9_$"\\.-]+]] = internal addrspace(3) global i32 0, align 4
;.
define dso_local void @kernel(i32 %C) norecurse "kernel" {
; IS__TUNIT____: Function Attrs: norecurse nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@kernel
; IS__TUNIT____-SAME: (i32 [[C:%.*]]) #[[ATTR0:[0-9]+]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: call void @level1Kernel(i32 [[C]]) #[[ATTR3:[0-9]+]]
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: norecurse nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@kernel
; IS__CGSCC____-SAME: (i32 [[C:%.*]]) #[[ATTR0:[0-9]+]] {
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: call void @level1Kernel(i32 [[C]]) #[[ATTR4:[0-9]+]]
; IS__CGSCC____-NEXT: ret void
;
entry:
call void @level1Kernel(i32 %C)
ret void
}
define internal void @level1Kernel(i32 %C) {
; IS__TUNIT____: Function Attrs: norecurse nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@level1Kernel
; IS__TUNIT____-SAME: (i32 [[C:%.*]]) #[[ATTR1:[0-9]+]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: call void @level2Kernelall_early() #[[ATTR4:[0-9]+]]
; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[C]], 0
; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: call void @level2Kernela() #[[ATTR3]]
; IS__TUNIT____-NEXT: br label [[IF_END:%.*]]
; IS__TUNIT____: if.else:
; IS__TUNIT____-NEXT: call void @level2Kernelb() #[[ATTR3]]
; IS__TUNIT____-NEXT: br label [[IF_END]]
; IS__TUNIT____: if.end:
; IS__TUNIT____-NEXT: call void @level2Kernelall_late() #[[ATTR5:[0-9]+]]
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: norecurse nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@level1Kernel
; IS__CGSCC____-SAME: (i32 [[C:%.*]]) #[[ATTR1:[0-9]+]] {
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: call void @level2Kernelall_early() #[[ATTR5:[0-9]+]]
; IS__CGSCC____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[C]], 0
; IS__CGSCC____-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; IS__CGSCC____: if.then:
; IS__CGSCC____-NEXT: call void @level2Kernela() #[[ATTR4]]
; IS__CGSCC____-NEXT: br label [[IF_END:%.*]]
; IS__CGSCC____: if.else:
; IS__CGSCC____-NEXT: call void @level2Kernelb() #[[ATTR4]]
; IS__CGSCC____-NEXT: br label [[IF_END]]
; IS__CGSCC____: if.end:
; IS__CGSCC____-NEXT: call void @level2Kernelall_late() #[[ATTR6:[0-9]+]]
; IS__CGSCC____-NEXT: ret void
;
entry:
call void @level2Kernelall_early()
%tobool = icmp ne i32 %C, 0
br i1 %tobool, label %if.then, label %if.else
if.then: ; preds = %entry
call void @level2Kernela()
br label %if.end
if.else: ; preds = %entry
call void @level2Kernelb()
br label %if.end
if.end: ; preds = %if.else, %if.then
call void @level2Kernelall_late()
ret void
}
define internal void @level2Kernelall_early() {
; CHECK: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; CHECK-LABEL: define {{[^@]+}}@level2Kernelall_early
; CHECK-SAME: () #[[ATTR2:[0-9]+]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: store i32 1, i32* @ReachableKernelAS0, align 4
; CHECK-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; CHECK-NEXT: ret void
;
entry:
store i32 1, i32* @ReachableKernelAS0, align 4
store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
ret void
}
define internal void @level2Kernela() {
; IS__TUNIT____: Function Attrs: norecurse nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@level2Kernela
; IS__TUNIT____-SAME: () #[[ATTR1]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* @ReachableKernelAS0, align 4
; IS__TUNIT____-NEXT: call void @use(i32 [[TMP0]], i32 [[TMP1]], i32 noundef 42) #[[ATTR6:[0-9]+]]
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: norecurse nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@level2Kernela
; IS__CGSCC____-SAME: () #[[ATTR1]] {
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* @ReachableKernelAS0, align 4
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
; IS__CGSCC____-NEXT: call void @use(i32 [[TMP0]], i32 [[TMP1]], i32 noundef 42) #[[ATTR4]]
; IS__CGSCC____-NEXT: ret void
;
entry:
%0 = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
%1 = load i32, i32* @ReachableKernelAS0, align 4
%2 = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
call void @use(i32 %0, i32 %1, i32 %2)
ret void
}
define internal void @level2Kernelb() {
; IS__TUNIT____: Function Attrs: norecurse nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@level2Kernelb
; IS__TUNIT____-SAME: () #[[ATTR1]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* @ReachableKernelAS0, align 4
; IS__TUNIT____-NEXT: call void @use(i32 [[TMP0]], i32 [[TMP1]], i32 noundef 42) #[[ATTR6]]
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: norecurse nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@level2Kernelb
; IS__CGSCC____-SAME: () #[[ATTR1]] {
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = load i32, i32* @ReachableKernelAS0, align 4
; IS__CGSCC____-NEXT: [[TMP2:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
; IS__CGSCC____-NEXT: call void @use(i32 [[TMP0]], i32 [[TMP1]], i32 noundef 42) #[[ATTR4]]
; IS__CGSCC____-NEXT: ret void
;
entry:
%0 = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableKernel to i32*), align 4
%1 = load i32, i32* @ReachableKernelAS0, align 4
%2 = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
call void @use(i32 %0, i32 %1, i32 %2)
ret void
}
define internal void @level2Kernelall_late() {
; IS__TUNIT____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@level2Kernelall_late
; IS__TUNIT____-SAME: () #[[ATTR2]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@level2Kernelall_late
; IS__CGSCC____-SAME: () #[[ATTR3:[0-9]+]] {
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: ret void
;
entry:
store i32 1, i32 *addrspacecast (i32 addrspace(3)* @UnreachableKernel to i32*), align 4
ret void
}
@ReachableNonKernel = internal addrspace(3) global i32 0, align 4
@UnreachableNonKernel = internal addrspace(3) global i32 0, align 4
define dso_local void @non_kernel(i32 %C) norecurse {
; IS__TUNIT____: Function Attrs: norecurse nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@non_kernel
; IS__TUNIT____-SAME: (i32 [[C:%.*]]) #[[ATTR1]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: call void @level1(i32 [[C]]) #[[ATTR3]]
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: norecurse nosync nounwind
; IS__CGSCC____-LABEL: define {{[^@]+}}@non_kernel
; IS__CGSCC____-SAME: (i32 [[C:%.*]]) #[[ATTR1]] {
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: call void @level1(i32 [[C]]) #[[ATTR4]]
; IS__CGSCC____-NEXT: ret void
;
entry:
call void @level1(i32 %C)
ret void
}
define internal void @level1(i32 %C) {
; IS__TUNIT____: Function Attrs: norecurse nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@level1
; IS__TUNIT____-SAME: (i32 [[C:%.*]]) #[[ATTR1]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[LOCAL:%.*]] = alloca i32, align 4
; IS__TUNIT____-NEXT: call void @level2all_early(i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[LOCAL]]) #[[ATTR4]]
; IS__TUNIT____-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[C]], 0
; IS__TUNIT____-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; IS__TUNIT____: if.then:
; IS__TUNIT____-NEXT: call void @level2a() #[[ATTR3]]
; IS__TUNIT____-NEXT: br label [[IF_END:%.*]]
; IS__TUNIT____: if.else:
; IS__TUNIT____-NEXT: call void @level2b() #[[ATTR3]]
; IS__TUNIT____-NEXT: br label [[IF_END]]
; IS__TUNIT____: if.end:
; IS__TUNIT____-NEXT: call void @level2all_late(i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[LOCAL]]) #[[ATTR5]]
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC_OPM: Function Attrs: norecurse nosync nounwind
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@level1
; IS__CGSCC_OPM-SAME: (i32 [[C:%.*]]) #[[ATTR1]] {
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[LOCAL:%.*]] = alloca i32, align 4
; IS__CGSCC_OPM-NEXT: call void @level2all_early(i32* noalias nocapture nofree nonnull readnone align 4 dereferenceable(4) undef) #[[ATTR5]]
; IS__CGSCC_OPM-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[C]], 0
; IS__CGSCC_OPM-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; IS__CGSCC_OPM: if.then:
; IS__CGSCC_OPM-NEXT: call void @level2a(i32* noalias nocapture nofree nonnull readnone align 4 dereferenceable(4) undef) #[[ATTR4]]
; IS__CGSCC_OPM-NEXT: br label [[IF_END:%.*]]
; IS__CGSCC_OPM: if.else:
; IS__CGSCC_OPM-NEXT: call void @level2b(i32* noalias nocapture nofree nonnull readnone align 4 dereferenceable(4) undef) #[[ATTR4]]
; IS__CGSCC_OPM-NEXT: br label [[IF_END]]
; IS__CGSCC_OPM: if.end:
; IS__CGSCC_OPM-NEXT: call void @level2all_late(i32* noalias nocapture nofree nonnull readnone align 4 dereferenceable(4) undef) #[[ATTR7:[0-9]+]]
; IS__CGSCC_OPM-NEXT: ret void
;
; IS__CGSCC_NPM: Function Attrs: norecurse nosync nounwind
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@level1
; IS__CGSCC_NPM-SAME: (i32 [[C:%.*]]) #[[ATTR1]] {
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[LOCAL:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: call void @level2all_early(i32* noalias nocapture nofree nonnull readnone align 4 dereferenceable(4) undef) #[[ATTR5]]
; IS__CGSCC_NPM-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[C]], 0
; IS__CGSCC_NPM-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_ELSE:%.*]]
; IS__CGSCC_NPM: if.then:
; IS__CGSCC_NPM-NEXT: call void @level2a(i32 undef) #[[ATTR4]]
; IS__CGSCC_NPM-NEXT: br label [[IF_END:%.*]]
; IS__CGSCC_NPM: if.else:
; IS__CGSCC_NPM-NEXT: call void @level2b(i32 undef) #[[ATTR7:[0-9]+]]
; IS__CGSCC_NPM-NEXT: br label [[IF_END]]
; IS__CGSCC_NPM: if.end:
; IS__CGSCC_NPM-NEXT: call void @level2all_late(i32* noalias nocapture nofree nonnull readnone align 4 dereferenceable(4) undef) #[[ATTR8:[0-9]+]]
; IS__CGSCC_NPM-NEXT: ret void
;
entry:
%local = alloca i32
call void @level2all_early(i32* %local)
%tobool = icmp ne i32 %C, 0
br i1 %tobool, label %if.then, label %if.else
if.then: ; preds = %entry
call void @level2a(i32* %local)
br label %if.end
if.else: ; preds = %entry
call void @level2b(i32* %local)
br label %if.end
if.end: ; preds = %if.else, %if.then
call void @level2all_late(i32* %local)
ret void
}
define internal void @level2all_early(i32* %addr) {
; IS__TUNIT____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@level2all_early
; IS__TUNIT____-SAME: (i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@level2all_early
; IS__CGSCC____-SAME: (i32* noalias nocapture nofree nonnull readnone align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; IS__CGSCC____-NEXT: ret void
;
entry:
store i32 1, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
store i32 17, i32* %addr, align 4
ret void
}
define internal void @level2a(i32* %addr) {
; IS__TUNIT____: Function Attrs: norecurse nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@level2a
; IS__TUNIT____-SAME: () #[[ATTR1]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; IS__TUNIT____-NEXT: call void @use(i32 [[TMP0]], i32 [[TMP1]], i32 17) #[[ATTR6]]
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC_OPM: Function Attrs: norecurse nosync nounwind
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@level2a
; IS__CGSCC_OPM-SAME: (i32* noalias nocapture nofree nonnull readnone align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR1]] {
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = load i32, i32* undef, align 4
; IS__CGSCC_OPM-NEXT: call void @use(i32 [[TMP0]], i32 [[TMP1]], i32 17) #[[ATTR4]]
; IS__CGSCC_OPM-NEXT: ret void
;
; IS__CGSCC_NPM: Function Attrs: norecurse nosync nounwind
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@level2a
; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]]) #[[ATTR1]] {
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[ADDR_PRIV:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; IS__CGSCC_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; IS__CGSCC_NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[ADDR_PRIV]], align 4
; IS__CGSCC_NPM-NEXT: call void @use(i32 [[TMP1]], i32 [[TMP2]], i32 17) #[[ATTR4]]
; IS__CGSCC_NPM-NEXT: ret void
;
entry:
%0 = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
%1 = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
%2 = load i32, i32* %addr
call void @use(i32 %0, i32 %1, i32 %2)
ret void
}
define internal void @level2b(i32* %addr) {
; IS__TUNIT____: Function Attrs: norecurse nosync nounwind
; IS__TUNIT____-LABEL: define {{[^@]+}}@level2b
; IS__TUNIT____-SAME: () #[[ATTR1]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; IS__TUNIT____-NEXT: call void @use(i32 [[TMP0]], i32 [[TMP1]], i32 17) #[[ATTR6]]
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC_OPM: Function Attrs: norecurse nosync nounwind
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@level2b
; IS__CGSCC_OPM-SAME: (i32* noalias nocapture nofree nonnull readnone align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR1]] {
; IS__CGSCC_OPM-NEXT: entry:
; IS__CGSCC_OPM-NEXT: [[TMP0:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; IS__CGSCC_OPM-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; IS__CGSCC_OPM-NEXT: [[TMP2:%.*]] = load i32, i32* undef, align 4
; IS__CGSCC_OPM-NEXT: call void @use(i32 [[TMP0]], i32 [[TMP1]], i32 17) #[[ATTR4]]
; IS__CGSCC_OPM-NEXT: ret void
;
; IS__CGSCC_NPM: Function Attrs: norecurse nosync nounwind
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@level2b
; IS__CGSCC_NPM-SAME: (i32 [[TMP0:%.*]]) #[[ATTR1]] {
; IS__CGSCC_NPM-NEXT: entry:
; IS__CGSCC_NPM-NEXT: [[ADDR_PRIV:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: [[TMP1:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
; IS__CGSCC_NPM-NEXT: [[TMP2:%.*]] = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; IS__CGSCC_NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[ADDR_PRIV]], align 4
; IS__CGSCC_NPM-NEXT: call void @use(i32 [[TMP1]], i32 [[TMP2]], i32 17) #[[ATTR4]]
; IS__CGSCC_NPM-NEXT: ret void
;
entry:
%0 = load i32, i32* addrspacecast (i32 addrspace(3)* @ReachableNonKernel to i32*), align 4
%1 = load i32, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
%2 = load i32, i32* %addr
call void @use(i32 %0, i32 %1, i32 %2)
ret void
}
define internal void @level2all_late(i32* %addr) {
; IS__TUNIT____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@level2all_late
; IS__TUNIT____-SAME: (i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; IS__TUNIT____-NEXT: ret void
;
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@level2all_late
; IS__CGSCC____-SAME: (i32* noalias nocapture nofree nonnull readnone align 4 dereferenceable(4) [[ADDR:%.*]]) #[[ATTR2]] {
; IS__CGSCC____-NEXT: entry:
; IS__CGSCC____-NEXT: store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
; IS__CGSCC____-NEXT: ret void
;
entry:
store i32 1, i32* addrspacecast (i32 addrspace(3)* @UnreachableNonKernel to i32*), align 4
store i32 5, i32* %addr, align 4
ret void
}
declare dso_local void @use(i32, i32, i32) nosync norecurse nounwind
;.
; IS__TUNIT____: attributes #[[ATTR0]] = { norecurse nosync nounwind "kernel" }
; IS__TUNIT____: attributes #[[ATTR1]] = { norecurse nosync nounwind }
; IS__TUNIT____: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind willreturn writeonly }
; IS__TUNIT____: attributes #[[ATTR3]] = { nosync nounwind }
; IS__TUNIT____: attributes #[[ATTR4]] = { nofree nosync nounwind willreturn writeonly }
; IS__TUNIT____: attributes #[[ATTR5]] = { nosync nounwind writeonly }
; IS__TUNIT____: attributes #[[ATTR6]] = { nounwind }
;.
; IS__CGSCC_OPM: attributes #[[ATTR0]] = { norecurse nosync nounwind "kernel" }
; IS__CGSCC_OPM: attributes #[[ATTR1]] = { norecurse nosync nounwind }
; IS__CGSCC_OPM: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind willreturn writeonly }
; IS__CGSCC_OPM: attributes #[[ATTR3]] = { nofree norecurse nosync nounwind readnone willreturn }
; IS__CGSCC_OPM: attributes #[[ATTR4]] = { nounwind }
; IS__CGSCC_OPM: attributes #[[ATTR5]] = { nounwind willreturn writeonly }
; IS__CGSCC_OPM: attributes #[[ATTR6]] = { nounwind readnone }
; IS__CGSCC_OPM: attributes #[[ATTR7]] = { nounwind writeonly }
;.
; IS__CGSCC_NPM: attributes #[[ATTR0]] = { norecurse nosync nounwind "kernel" }
; IS__CGSCC_NPM: attributes #[[ATTR1]] = { norecurse nosync nounwind }
; IS__CGSCC_NPM: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind willreturn writeonly }
; IS__CGSCC_NPM: attributes #[[ATTR3]] = { nofree norecurse nosync nounwind readnone willreturn }
; IS__CGSCC_NPM: attributes #[[ATTR4]] = { nounwind }
; IS__CGSCC_NPM: attributes #[[ATTR5]] = { nounwind willreturn writeonly }
; IS__CGSCC_NPM: attributes #[[ATTR6]] = { nounwind readnone }
; IS__CGSCC_NPM: attributes #[[ATTR7]] = { nosync nounwind }
; IS__CGSCC_NPM: attributes #[[ATTR8]] = { nosync nounwind writeonly }
;.