| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S -passes=verify,iroutliner -ir-outlining-no-cost -no-ir-sim-intrinsics < %s | FileCheck %s |
| |
| ; This test ensures that we do not outline vararg instructions or intrinsics, as |
| ; they may cause inconsistencies when outlining. |
| |
| declare void @llvm.va_start(ptr) |
| declare void @llvm.va_copy(ptr, ptr) |
| declare void @llvm.va_end(ptr) |
| |
| define i32 @func1(i32 %a, double %b, ptr %v, ...) nounwind { |
| ; CHECK-LABEL: @func1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[TMP_LOC:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[A_ADDR:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[B_ADDR:%.*]] = alloca double, align 8 |
| ; CHECK-NEXT: [[AP:%.*]] = alloca ptr, align 4 |
| ; CHECK-NEXT: [[C:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: call void @outlined_ir_func_0(i32 [[A:%.*]], ptr [[A_ADDR]], double [[B:%.*]], ptr [[B_ADDR]]) |
| ; CHECK-NEXT: call void @llvm.va_start.p0(ptr [[AP]]) |
| ; CHECK-NEXT: [[TMP0:%.*]] = va_arg ptr [[AP]], i32 |
| ; CHECK-NEXT: call void @llvm.va_copy.p0(ptr [[V:%.*]], ptr [[AP]]) |
| ; CHECK-NEXT: call void @llvm.va_end.p0(ptr [[AP]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr [[TMP_LOC]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_1(i32 [[TMP0]], ptr [[C]], ptr [[TMP_LOC]]) |
| ; CHECK-NEXT: [[TMP_RELOAD:%.*]] = load i32, ptr [[TMP_LOC]], align 4 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[TMP_LOC]]) |
| ; CHECK-NEXT: ret i32 [[TMP_RELOAD]] |
| ; |
| entry: |
| %a.addr = alloca i32, align 4 |
| %b.addr = alloca double, align 8 |
| %ap = alloca ptr, align 4 |
| %c = alloca i32, align 4 |
| store i32 %a, ptr %a.addr, align 4 |
| store double %b, ptr %b.addr, align 8 |
| call void @llvm.va_start(ptr %ap) |
| %0 = va_arg ptr %ap, i32 |
| call void @llvm.va_copy(ptr %v, ptr %ap) |
| call void @llvm.va_end(ptr %ap) |
| store i32 %0, ptr %c, align 4 |
| %tmp = load i32, ptr %c, align 4 |
| ret i32 %tmp |
| } |
| |
| define i32 @func2(i32 %a, double %b, ptr %v, ...) nounwind { |
| ; CHECK-LABEL: @func2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[TMP_LOC:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[A_ADDR:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: [[B_ADDR:%.*]] = alloca double, align 8 |
| ; CHECK-NEXT: [[AP:%.*]] = alloca ptr, align 4 |
| ; CHECK-NEXT: [[C:%.*]] = alloca i32, align 4 |
| ; CHECK-NEXT: call void @outlined_ir_func_0(i32 [[A:%.*]], ptr [[A_ADDR]], double [[B:%.*]], ptr [[B_ADDR]]) |
| ; CHECK-NEXT: call void @llvm.va_start.p0(ptr [[AP]]) |
| ; CHECK-NEXT: [[TMP0:%.*]] = va_arg ptr [[AP]], i32 |
| ; CHECK-NEXT: call void @llvm.va_copy.p0(ptr [[V:%.*]], ptr [[AP]]) |
| ; CHECK-NEXT: call void @llvm.va_end.p0(ptr [[AP]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr [[TMP_LOC]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_1(i32 [[TMP0]], ptr [[C]], ptr [[TMP_LOC]]) |
| ; CHECK-NEXT: [[TMP_RELOAD:%.*]] = load i32, ptr [[TMP_LOC]], align 4 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[TMP_LOC]]) |
| ; CHECK-NEXT: ret i32 [[TMP_RELOAD]] |
| ; |
| entry: |
| %a.addr = alloca i32, align 4 |
| %b.addr = alloca double, align 8 |
| %ap = alloca ptr, align 4 |
| %c = alloca i32, align 4 |
| store i32 %a, ptr %a.addr, align 4 |
| store double %b, ptr %b.addr, align 8 |
| call void @llvm.va_start(ptr %ap) |
| %0 = va_arg ptr %ap, i32 |
| call void @llvm.va_copy(ptr %v, ptr %ap) |
| call void @llvm.va_end(ptr %ap) |
| store i32 %0, ptr %c, align 4 |
| %tmp = load i32, ptr %c, align 4 |
| ret i32 %tmp |
| } |