| ; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| ; RUN: llc -verify-machineinstrs -stop-before=ppc-vsx-copy -vec-extabi \ |
| ; RUN: -mcpu=pwr7 -mtriple powerpc-ibm-aix-xcoff < %s | \ |
| ; RUN: FileCheck %s |
| |
| ;; Fixed vector arguments to variadic functions are passed differently than |
| ;; either arguments to non-variadic functions or arguments passed through |
| ;; ellipses. |
| define double @callee(i32 %count, <4 x i32> %vsi, double %next, ...) { |
| ; CHECK-LABEL: name: callee |
| ; CHECK: bb.0.entry: |
| ; CHECK: LIFETIME_START %stack.0.arg_list |
| ; CHECK: [[ADDI:%[0-9]+]]:gprc = ADDI %fixed-stack.0, 0 |
| ; CHECK: STW killed [[ADDI]], 0, %stack.0.arg_list :: (store 4 into %ir.0) |
| ; CHECK: [[ADDI1:%[0-9]+]]:gprc = ADDI %fixed-stack.0, 15 |
| ; CHECK: [[RLWINM:%[0-9]+]]:gprc_and_gprc_nor0 = RLWINM killed [[ADDI1]], 0, 0, 27 |
| ; CHECK: [[ADDI2:%[0-9]+]]:gprc = nuw ADDI killed [[RLWINM]], 16 |
| ; CHECK: [[XFLOADf64_:%[0-9]+]]:vsfrc = XFLOADf64 $zero, killed [[ADDI2]] :: (load 8 from %ir.4, align 16) |
| ; CHECK: LIFETIME_END %stack.0.arg_list |
| ; CHECK: $f1 = COPY [[XFLOADf64_]] |
| ; CHECK: BLR implicit $lr, implicit $rm, implicit $f1 |
| entry: |
| %arg_list = alloca i8*, align 4 |
| %0 = bitcast i8** %arg_list to i8* |
| call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull %0) |
| call void @llvm.va_start(i8* nonnull %0) |
| %argp.cur = load i8*, i8** %arg_list, align 4 |
| %1 = ptrtoint i8* %argp.cur to i32 |
| %2 = add i32 %1, 15 |
| %3 = and i32 %2, -16 |
| %argp.cur.aligned = inttoptr i32 %3 to i8* |
| %argp.next = getelementptr inbounds i8, i8* %argp.cur.aligned, i32 16 |
| %argp.next3 = getelementptr inbounds i8, i8* %argp.cur.aligned, i32 24 |
| store i8* %argp.next3, i8** %arg_list, align 4 |
| %4 = bitcast i8* %argp.next to double* |
| %5 = load double, double* %4, align 16 |
| call void @llvm.va_end(i8* nonnull %0) |
| call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %0) |
| ret double %5 |
| } |
| |
| declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) |
| |
| declare void @llvm.va_start(i8*) |
| |
| declare void @llvm.va_end(i8*) |
| |
| declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture) |
| |