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cf082ae903
This update was done with the following bash script:
find test/Transforms -name "*.ll" | \
while read NAME; do
echo "$NAME"
if ! grep -q "^; *RUN: *llc" $NAME; then
TEMP=`mktemp -t temp`
cp $NAME $TEMP
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llvm-svn: 186268
101 lines
2.7 KiB
LLVM
101 lines
2.7 KiB
LLVM
; RUN: opt -inline -S < %s | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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declare void @llvm.lifetime.start(i64, i8*)
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declare void @llvm.lifetime.end(i64, i8*)
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define void @helper_both_markers() {
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%a = alloca i8
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; Size in llvm.lifetime.start / llvm.lifetime.end differs from
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; allocation size. We should use the former.
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call void @llvm.lifetime.start(i64 2, i8* %a)
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call void @llvm.lifetime.end(i64 2, i8* %a)
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ret void
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}
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define void @test_both_markers() {
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; CHECK-LABEL: @test_both_markers(
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; CHECK: llvm.lifetime.start(i64 2
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; CHECK-NEXT: llvm.lifetime.end(i64 2
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call void @helper_both_markers()
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; CHECK-NEXT: llvm.lifetime.start(i64 2
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; CHECK-NEXT: llvm.lifetime.end(i64 2
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call void @helper_both_markers()
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; CHECK-NEXT: ret void
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ret void
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}
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;; Without this, the inliner will simplify out @test_no_marker before adding
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;; any lifetime markers.
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declare void @use(i8* %a)
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define void @helper_no_markers() {
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%a = alloca i8 ; Allocation size is 1 byte.
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call void @use(i8* %a)
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ret void
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}
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;; We can't use CHECK-NEXT because there's an extra call void @use in between.
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;; Instead, we use CHECK-NOT to verify that there are no other lifetime calls.
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define void @test_no_marker() {
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; CHECK-LABEL: @test_no_marker(
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; CHECK-NOT: lifetime
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; CHECK: llvm.lifetime.start(i64 1
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; CHECK-NOT: lifetime
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; CHECK: llvm.lifetime.end(i64 1
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call void @helper_no_markers()
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; CHECK-NOT: lifetime
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; CHECK: llvm.lifetime.start(i64 1
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; CHECK-NOT: lifetime
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; CHECK: llvm.lifetime.end(i64 1
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call void @helper_no_markers()
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; CHECK-NOT: lifetime
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; CHECK: ret void
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ret void
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}
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define void @helper_two_casts() {
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%a = alloca i32
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%b = bitcast i32* %a to i8*
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call void @llvm.lifetime.start(i64 4, i8* %b)
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%c = bitcast i32* %a to i8*
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call void @llvm.lifetime.end(i64 4, i8* %c)
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ret void
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}
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define void @test_two_casts() {
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; CHECK-LABEL: @test_two_casts(
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; CHECK-NOT: lifetime
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; CHECK: llvm.lifetime.start(i64 4
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; CHECK-NOT: lifetime
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; CHECK: llvm.lifetime.end(i64 4
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call void @helper_two_casts()
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; CHECK-NOT: lifetime
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; CHECK: llvm.lifetime.start(i64 4
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; CHECK-NOT: lifetime
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; CHECK: llvm.lifetime.end(i64 4
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call void @helper_two_casts()
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; CHECK-NOT: lifetime
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; CHECK: ret void
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ret void
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}
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define void @helper_arrays_alloca() {
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%a = alloca [10 x i32], align 16
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%1 = bitcast [10 x i32]* %a to i8*
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call void @use(i8* %1)
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ret void
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}
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define void @test_arrays_alloca() {
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; CHECK-LABEL: @test_arrays_alloca(
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; CHECK-NOT: lifetime
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; CHECK: llvm.lifetime.start(i64 40,
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; CHECK-NOT: lifetime
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; CHECK: llvm.lifetime.end(i64 40,
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call void @helper_arrays_alloca()
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; CHECK-NOT: lifetime
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; CHECK: ret void
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ret void
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}
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