| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4 |
| ; RUN: opt -p argpromotion -S %s | FileCheck %s |
| |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128" |
| |
| @f = dso_local global { i16, i64 } { i16 1, i64 0 }, align 8 |
| |
| ; Test case for https://github.com/llvm/llvm-project/issues/84807. |
| |
| ; Make sure the loads from @callee are not moved to @caller, as the store |
| ; in %then may aliases to load from %q. |
| |
| define i32 @caller1(i1 %c) { |
| ; CHECK-LABEL: define i32 @caller1( |
| ; CHECK-SAME: i1 [[C:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: call void @callee1(ptr noundef nonnull @f, i1 [[C]]) |
| ; CHECK-NEXT: ret i32 0 |
| ; |
| entry: |
| call void @callee1(ptr noundef nonnull @f, i1 %c) |
| ret i32 0 |
| } |
| |
| define internal void @callee1(ptr nocapture noundef readonly %q, i1 %c) { |
| ; CHECK-LABEL: define internal void @callee1( |
| ; CHECK-SAME: ptr nocapture noundef readonly [[Q:%.*]], i1 [[C:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br i1 [[C]], label [[THEN:%.*]], label [[EXIT:%.*]] |
| ; CHECK: then: |
| ; CHECK-NEXT: store i16 123, ptr @f, align 8 |
| ; CHECK-NEXT: br label [[EXIT]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: [[Q_0_VAL:%.*]] = load i16, ptr [[Q]], align 8 |
| ; CHECK-NEXT: [[GEP_8:%.*]] = getelementptr inbounds i8, ptr [[Q]], i64 8 |
| ; CHECK-NEXT: [[Q_8_VAL:%.*]] = load i64, ptr [[GEP_8]], align 8 |
| ; CHECK-NEXT: call void @use(i16 [[Q_0_VAL]], i64 [[Q_8_VAL]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br i1 %c, label %then, label %exit |
| |
| then: |
| store i16 123, ptr @f, align 8 |
| br label %exit |
| |
| exit: |
| %l.0 = load i16, ptr %q, align 8 |
| %gep.8 = getelementptr inbounds i8, ptr %q, i64 8 |
| %l.1 = load i64, ptr %gep.8, align 8 |
| call void @use(i16 %l.0, i64 %l.1) |
| ret void |
| |
| uselistorder ptr %q, { 1, 0 } |
| } |
| |
| ; Same as @caller1/callee2, but with default uselist order. |
| define i32 @caller2(i1 %c) { |
| ; CHECK-LABEL: define i32 @caller2( |
| ; CHECK-SAME: i1 [[C:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: call void @callee2(ptr noundef nonnull @f, i1 [[C]]) |
| ; CHECK-NEXT: ret i32 0 |
| ; |
| entry: |
| call void @callee2(ptr noundef nonnull @f, i1 %c) |
| ret i32 0 |
| } |
| |
| define internal void @callee2(ptr nocapture noundef readonly %q, i1 %c) { |
| ; CHECK-LABEL: define internal void @callee2( |
| ; CHECK-SAME: ptr nocapture noundef readonly [[Q:%.*]], i1 [[C:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: br i1 [[C]], label [[THEN:%.*]], label [[EXIT:%.*]] |
| ; CHECK: then: |
| ; CHECK-NEXT: store i16 123, ptr @f, align 8 |
| ; CHECK-NEXT: br label [[EXIT]] |
| ; CHECK: exit: |
| ; CHECK-NEXT: [[Q_0_VAL:%.*]] = load i16, ptr [[Q]], align 8 |
| ; CHECK-NEXT: [[GEP_8:%.*]] = getelementptr inbounds i8, ptr [[Q]], i64 8 |
| ; CHECK-NEXT: [[Q_8_VAL:%.*]] = load i64, ptr [[GEP_8]], align 8 |
| ; CHECK-NEXT: call void @use(i16 [[Q_0_VAL]], i64 [[Q_8_VAL]]) |
| ; CHECK-NEXT: ret void |
| ; |
| entry: |
| br i1 %c, label %then, label %exit |
| |
| then: |
| store i16 123, ptr @f, align 8 |
| br label %exit |
| |
| exit: |
| %l.0 = load i16, ptr %q, align 8 |
| %gep.8 = getelementptr inbounds i8, ptr %q, i64 8 |
| %l.1 = load i64, ptr %gep.8, align 8 |
| call void @use(i16 %l.0, i64 %l.1) |
| ret void |
| } |
| |
| declare void @use(i16, i64) |