| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 3 |
| ; RUN: opt -passes=mergefunc -S %s | FileCheck %s |
| |
| ; This test contains three identical functions, aside from the metadata |
| ; they pass to a function call. This test verifies that the function merger |
| ; pass is able to merge the two functions that are truly identical, |
| ; but the third that passes different metadata is preserved |
| |
| declare { ptr, i1 } @llvm.type.checked.load(ptr, i32, metadata) |
| |
| define i1 @merge_candidate_a(ptr %ptr, i32 %offset) { |
| ; CHECK-LABEL: define i1 @merge_candidate_a( |
| ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[OFFSET:%.*]]) { |
| ; CHECK-NEXT: [[TMP1:%.*]] = call { ptr, i1 } @llvm.type.checked.load(ptr [[PTR]], i32 [[OFFSET]], metadata !"common_metadata") |
| ; CHECK-NEXT: [[TMP2:%.*]] = extractvalue { ptr, i1 } [[TMP1]], 1 |
| ; CHECK-NEXT: ret i1 [[TMP2]] |
| ; |
| %1 = call { ptr, i1 } @llvm.type.checked.load(ptr %ptr, i32 %offset, metadata !"common_metadata") |
| %2 = extractvalue { ptr, i1 } %1, 1 |
| ret i1 %2 |
| } |
| |
| define i1 @merge_candidate_c(ptr %ptr, i32 %offset) { |
| ; CHECK-LABEL: define i1 @merge_candidate_c( |
| ; CHECK-SAME: ptr [[PTR:%.*]], i32 [[OFFSET:%.*]]) { |
| ; CHECK-NEXT: [[TMP1:%.*]] = call { ptr, i1 } @llvm.type.checked.load(ptr [[PTR]], i32 [[OFFSET]], metadata !"different_metadata") |
| ; CHECK-NEXT: [[TMP2:%.*]] = extractvalue { ptr, i1 } [[TMP1]], 1 |
| ; CHECK-NEXT: ret i1 [[TMP2]] |
| ; |
| %1 = call { ptr, i1 } @llvm.type.checked.load(ptr %ptr, i32 %offset, metadata !"different_metadata") |
| %2 = extractvalue { ptr, i1 } %1, 1 |
| ret i1 %2 |
| } |
| |
| define i1 @merge_candidate_b(ptr %ptr, i32 %offset) { |
| ; CHECK-LABEL: define i1 @merge_candidate_b( |
| ; CHECK-SAME: ptr [[TMP0:%.*]], i32 [[TMP1:%.*]]) { |
| ; CHECK-NEXT: [[TMP3:%.*]] = tail call i1 @merge_candidate_a(ptr [[TMP0]], i32 [[TMP1]]) |
| ; CHECK-NEXT: ret i1 [[TMP3]] |
| ; |
| %1 = call { ptr, i1 } @llvm.type.checked.load(ptr %ptr, i32 %offset, metadata !"common_metadata") |
| %2 = extractvalue { ptr, i1 } %1, 1 |
| ret i1 %2 |
| } |