derek.holloway
7502bf64a4
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273 lines
11 KiB
LLVM
273 lines
11 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-attributes --check-globals all --version 5
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; RUN: opt -S -passes=early-cse < %s | FileCheck %s
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declare i8 @baz(i8, i8)
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declare i8 @baz_side_effects(i8, i8)
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declare i8 @buz(i8, i8)
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declare ptr @baz.ptr(i8, i8)
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declare i8 @buz.ptr(ptr, ptr)
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declare float @baz.fp(float, float)
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declare i8 @buz.fp(float, float)
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define i8 @same_parent_combine_diff_attrs(i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @same_parent_combine_diff_attrs(
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; CHECK-SAME: i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call i8 @baz(i8 [[X]], i8 noundef [[Y]]) #[[ATTR1:[0-9]+]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz(i8 [[C1]], i8 [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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;
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%c1 = call i8 @baz(i8 noundef %x, i8 noundef %y) readnone
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%c0 = call i8 @baz(i8 %x, i8 noundef %y) readnone
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%r = call i8 @buz(i8 %c0, i8 %c1)
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ret i8 %r
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}
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define i8 @same_parent_combine_diff_attrs_needs_intersect(i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @same_parent_combine_diff_attrs_needs_intersect(
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; CHECK-SAME: i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call ptr @baz.ptr(i8 [[X]], i8 noundef [[Y]]) #[[ATTR1]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz.ptr(ptr [[C1]], ptr [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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;
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%c1 = call nonnull ptr @baz.ptr(i8 noundef %x, i8 noundef %y) readnone
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%c0 = call ptr @baz.ptr(i8 %x, i8 noundef %y) readnone
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%r = call i8 @buz.ptr(ptr %c0, ptr %c1)
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ret i8 %r
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}
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define i8 @same_parent_combine_diff_attrs_fmf(float %x, float %y) {
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; CHECK-LABEL: define i8 @same_parent_combine_diff_attrs_fmf(
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; CHECK-SAME: float [[X:%.*]], float [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call nnan float @baz.fp(float [[X]], float noundef [[Y]]) #[[ATTR2:[0-9]+]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz.fp(float [[C1]], float [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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;
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%c1 = call nnan nsz float @baz.fp(float noundef %x, float noundef %y) readonly
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%c0 = call nnan float @baz.fp(float %x, float noundef %y) readonly
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%r = call i8 @buz.fp(float %c0, float %c1)
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ret i8 %r
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}
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define i8 @same_parent_combine_diff_attrs_fmf2(float %x, float %y) {
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; CHECK-LABEL: define i8 @same_parent_combine_diff_attrs_fmf2(
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; CHECK-SAME: float [[X:%.*]], float [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call nnan float @baz.fp(float [[X]], float noundef [[Y]]) #[[ATTR1]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz.fp(float [[C1]], float [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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;
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%c1 = call nnan float @baz.fp(float noundef %x, float noundef %y) readnone
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%c0 = call nnan nsz float @baz.fp(float %x, float noundef %y) readnone
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%r = call i8 @buz.fp(float %c0, float %c1)
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ret i8 %r
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}
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define i8 @same_parent_combine_diff_attrs_needs_intersect2(i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @same_parent_combine_diff_attrs_needs_intersect2(
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; CHECK-SAME: i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call ptr @baz.ptr(i8 [[X]], i8 noundef [[Y]]) #[[ATTR2]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz.ptr(ptr [[C1]], ptr [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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;
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%c1 = call nonnull ptr @baz.ptr(i8 noundef %x, i8 noundef %y) readonly
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%c0 = call ptr @baz.ptr(i8 %x, i8 noundef %y) readonly
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%r = call i8 @buz.ptr(ptr %c0, ptr %c1)
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ret i8 %r
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}
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define i8 @same_parent_combine_diff_attrs_really_needs_intersect(i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @same_parent_combine_diff_attrs_really_needs_intersect(
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; CHECK-SAME: i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call ptr @baz.ptr(i8 [[X]], i8 noundef [[Y]]) #[[ATTR2]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz.ptr(ptr [[C1]], ptr noundef [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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;
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%c1 = call nonnull ptr @baz.ptr(i8 noundef %x, i8 noundef %y) readonly
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%c0 = call ptr @baz.ptr(i8 %x, i8 noundef %y) readonly
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%r = call i8 @buz.ptr(ptr %c0, ptr noundef %c1)
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ret i8 %r
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}
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define i8 @same_parent_combine_diff_attrs_fail_side_effects(i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @same_parent_combine_diff_attrs_fail_side_effects(
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; CHECK-SAME: i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call i8 @baz(i8 noundef [[X]], i8 noundef [[Y]])
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; CHECK-NEXT: [[C0:%.*]] = call i8 @baz(i8 [[X]], i8 noundef [[Y]])
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz(i8 [[C0]], i8 [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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;
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%c1 = call i8 @baz(i8 noundef %x, i8 noundef %y)
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%c0 = call i8 @baz(i8 %x, i8 noundef %y)
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%r = call i8 @buz(i8 %c0, i8 %c1)
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ret i8 %r
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}
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define i8 @same_parent_combine_diff_attrs_quasi_side_effects2(i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @same_parent_combine_diff_attrs_quasi_side_effects2(
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; CHECK-SAME: i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call i8 @baz(i8 noundef [[X]], i8 noundef [[Y]]) #[[ATTR1]]
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; CHECK-NEXT: [[C0:%.*]] = call i8 @baz(i8 [[X]], i8 noundef [[Y]])
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz(i8 [[C0]], i8 [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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;
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%c1 = call i8 @baz(i8 noundef %x, i8 noundef %y) readnone
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%c0 = call i8 @baz(i8 %x, i8 noundef %y)
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%r = call i8 @buz(i8 %c0, i8 %c1)
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ret i8 %r
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}
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define i8 @diff_parent_combine_diff_attrs(i1 %c, i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @diff_parent_combine_diff_attrs(
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; CHECK-SAME: i1 [[C:%.*]], i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call i8 @baz(i8 [[X]], i8 noundef [[Y]]) #[[ATTR1]]
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; CHECK-NEXT: br i1 [[C]], label %[[T:.*]], label %[[F:.*]]
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; CHECK: [[T]]:
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; CHECK-NEXT: [[C0:%.*]] = call i8 @baz(i8 noundef [[X]], i8 noundef [[Y]]) #[[ATTR2]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz(i8 [[C0]], i8 [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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; CHECK: [[F]]:
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; CHECK-NEXT: [[R2:%.*]] = add i8 [[C1]], 4
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; CHECK-NEXT: ret i8 [[R2]]
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;
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%c1 = call i8 @baz(i8 %x, i8 noundef %y) readnone
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br i1 %c, label %T, label %F
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T:
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%c0 = call i8 @baz(i8 noundef %x, i8 noundef %y) readonly
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%r = call i8 @buz(i8 %c0, i8 %c1)
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ret i8 %r
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F:
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%r2 = add i8 %c1, 4
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ret i8 %r2
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}
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define i8 @diff_parent_combine_diff_attrs_preserves_return_attrs(i1 %c, i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @diff_parent_combine_diff_attrs_preserves_return_attrs(
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; CHECK-SAME: i1 [[C:%.*]], i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call nonnull ptr @baz.ptr(i8 [[X]], i8 noundef [[Y]]) #[[ATTR2]]
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; CHECK-NEXT: br i1 [[C]], label %[[T:.*]], label %[[F:.*]]
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; CHECK: [[T]]:
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz.ptr(ptr [[C1]], ptr noundef [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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; CHECK: [[F]]:
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; CHECK-NEXT: ret i8 9
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;
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%c1 = call nonnull ptr @baz.ptr(i8 %x, i8 noundef %y) readonly
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br i1 %c, label %T, label %F
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T:
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%c0 = call nonnull ptr @baz.ptr(i8 noundef %x, i8 noundef %y) readonly
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%r = call i8 @buz.ptr(ptr %c0, ptr noundef %c1)
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ret i8 %r
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F:
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ret i8 9
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}
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define i8 @same_parent_combine_diff_attrs_todo(i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @same_parent_combine_diff_attrs_todo(
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; CHECK-SAME: i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call i8 @baz(i8 [[X]], i8 noundef [[Y]]) #[[ATTR1]]
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; CHECK-NEXT: [[C0:%.*]] = call i8 @baz(i8 noundef [[X]], i8 noundef [[Y]]) #[[ATTR3:[0-9]+]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz(i8 [[C0]], i8 [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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;
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%c1 = call i8 @baz(i8 %x, i8 noundef %y) readnone
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%c0 = call i8 @baz(i8 noundef %x, i8 noundef %y) readnone alwaysinline
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%r = call i8 @buz(i8 %c0, i8 %c1)
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ret i8 %r
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}
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define i8 @same_parent_combine_diff_attrs_fail(i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @same_parent_combine_diff_attrs_fail(
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; CHECK-SAME: i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call i8 @baz(i8 [[X]], i8 noundef [[Y]]) #[[ATTR1]]
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; CHECK-NEXT: [[C0:%.*]] = call i8 @baz(i8 noundef [[X]], i8 noundef [[Y]]) #[[ATTR4:[0-9]+]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz(i8 [[C0]], i8 [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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;
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%c1 = call i8 @baz(i8 %x, i8 noundef %y) readnone
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%c0 = call i8 @baz(i8 noundef %x, i8 noundef %y) readnone strictfp
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%r = call i8 @buz(i8 %c0, i8 %c1)
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ret i8 %r
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}
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define i8 @diff_parent_combine_diff_attrs_todo(i1 %c, i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @diff_parent_combine_diff_attrs_todo(
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; CHECK-SAME: i1 [[C:%.*]], i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call i8 @baz(i8 [[X]], i8 noundef [[Y]]) #[[ATTR1]]
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; CHECK-NEXT: br i1 [[C]], label %[[T:.*]], label %[[F:.*]]
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; CHECK: [[T]]:
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; CHECK-NEXT: [[C0:%.*]] = call i8 @baz(i8 noundef [[X]], i8 noundef [[Y]]) #[[ATTR5:[0-9]+]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz(i8 [[C0]], i8 [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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; CHECK: [[F]]:
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; CHECK-NEXT: [[R2:%.*]] = add i8 [[C1]], 4
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; CHECK-NEXT: ret i8 [[R2]]
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;
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%c1 = call i8 @baz(i8 %x, i8 noundef %y) readnone
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br i1 %c, label %T, label %F
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T:
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%c0 = call i8 @baz(i8 noundef %x, i8 noundef %y) readnone optnone noinline
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%r = call i8 @buz(i8 %c0, i8 %c1)
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ret i8 %r
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F:
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%r2 = add i8 %c1, 4
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ret i8 %r2
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}
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define i8 @diff_parent_combine_diff_attrs_fail(i1 %c, i8 %x, i8 %y) {
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; CHECK-LABEL: define i8 @diff_parent_combine_diff_attrs_fail(
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; CHECK-SAME: i1 [[C:%.*]], i8 [[X:%.*]], i8 [[Y:%.*]]) {
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; CHECK-NEXT: [[C1:%.*]] = call i8 @baz(i8 [[X]], i8 noundef [[Y]]) #[[ATTR1]]
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; CHECK-NEXT: br i1 [[C]], label %[[T:.*]], label %[[F:.*]]
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; CHECK: [[T]]:
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; CHECK-NEXT: [[C0:%.*]] = call i8 @baz(i8 noundef [[X]], i8 noundef [[Y]]) #[[ATTR4]]
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; CHECK-NEXT: [[R:%.*]] = call i8 @buz(i8 [[C0]], i8 [[C1]])
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; CHECK-NEXT: ret i8 [[R]]
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; CHECK: [[F]]:
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; CHECK-NEXT: [[R2:%.*]] = add i8 [[C1]], 4
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; CHECK-NEXT: ret i8 [[R2]]
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;
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%c1 = call i8 @baz(i8 %x, i8 noundef %y) readnone
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br i1 %c, label %T, label %F
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T:
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%c0 = call i8 @baz(i8 noundef %x, i8 noundef %y) readnone strictfp
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%r = call i8 @buz(i8 %c0, i8 %c1)
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ret i8 %r
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F:
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%r2 = add i8 %c1, 4
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ret i8 %r2
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}
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define i32 @commutative_intrinsic_intersection_failure(i32 %arg, i32 %arg1) {
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; CHECK-LABEL: define i32 @commutative_intrinsic_intersection_failure(
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; CHECK-SAME: i32 [[ARG:%.*]], i32 [[ARG1:%.*]]) {
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; CHECK-NEXT: [[CALL:%.*]] = call i32 @llvm.smin.i32(i32 [[ARG]], i32 [[ARG1]]) #[[ATTR6:[0-9]+]]
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; CHECK-NEXT: [[CALL2:%.*]] = call i32 @llvm.smin.i32(i32 [[ARG1]], i32 [[ARG]])
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; CHECK-NEXT: [[OR:%.*]] = or i32 [[CALL2]], [[CALL]]
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; CHECK-NEXT: ret i32 [[OR]]
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;
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%call = call i32 @llvm.smin.i32(i32 %arg, i32 %arg1) strictfp
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%call2 = call i32 @llvm.smin.i32(i32 %arg1, i32 %arg)
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%or = or i32 %call2, %call
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ret i32 %or
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}
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;.
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; CHECK: attributes #[[ATTR0:[0-9]+]] = { nocallback nocreateundeforpoison nofree nosync nounwind speculatable willreturn memory(none) }
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; CHECK: attributes #[[ATTR1]] = { memory(none) }
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; CHECK: attributes #[[ATTR2]] = { memory(read) }
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; CHECK: attributes #[[ATTR3]] = { alwaysinline memory(none) }
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; CHECK: attributes #[[ATTR4]] = { strictfp memory(none) }
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; CHECK: attributes #[[ATTR5]] = { noinline optnone memory(none) }
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; CHECK: attributes #[[ATTR6]] = { strictfp }
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;.
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