David Peixotto | 8e5abc5 | 2013-10-17 19:52:05 +0000 | [diff] [blame] | 1 | ; RUN: llc -mtriple thumbv5-none-linux-gnueabi < %s | FileCheck %s |
| 2 | |
| 3 | %struct.C = type { [1000 x i8] } |
| 4 | %struct.S = type { [1000 x i16] } |
| 5 | %struct.I = type { [1000 x i32] } |
| 6 | |
| 7 | ;CHECK-LABEL: pass_C: |
| 8 | ;CHECK-NOT: ldrb r{{[0-9]+}}, [{{.*}}], #1 |
| 9 | ;CHECK-NOT: strb r{{[0-9]+}}, [{{.*}}], #1 |
| 10 | define void @pass_C() #0 { |
| 11 | entry: |
| 12 | %c = alloca %struct.C, align 1 |
David Blaikie | 79e6c74 | 2015-02-27 19:29:02 +0000 | [diff] [blame] | 13 | %0 = getelementptr inbounds %struct.C, %struct.C* %c, i32 0, i32 0, i32 0 |
David Peixotto | 8e5abc5 | 2013-10-17 19:52:05 +0000 | [diff] [blame] | 14 | call void @llvm.lifetime.start(i64 1000, i8* %0) #1 |
| 15 | call void @use_C(%struct.C* byval %c) #3 |
| 16 | call void @llvm.lifetime.end(i64 1000, i8* %0) #1 |
| 17 | ret void |
| 18 | } |
| 19 | |
| 20 | ;CHECK-LABEL: pass_S: |
| 21 | ;CHECK-NOT: ldrh r{{[0-9]+}}, [{{.*}}], #2 |
| 22 | ;CHECK-NOT: strh r{{[0-9]+}}, [{{.*}}], #2 |
| 23 | define void @pass_S() #0 { |
| 24 | entry: |
| 25 | %s = alloca %struct.S, align 2 |
| 26 | %0 = bitcast %struct.S* %s to i8* |
| 27 | call void @llvm.lifetime.start(i64 2000, i8* %0) #1 |
| 28 | call void @use_S(%struct.S* byval %s) #3 |
| 29 | call void @llvm.lifetime.end(i64 2000, i8* %0) #1 |
| 30 | ret void |
| 31 | } |
| 32 | |
| 33 | ;CHECK-LABEL: pass_I: |
| 34 | ;CHECK-NOT: ldr r{{[0-9]+}}, [{{.*}}], #4 |
| 35 | ;CHECK-NOT: str r{{[0-9]+}}, [{{.*}}], #4 |
| 36 | define void @pass_I() #0 { |
| 37 | entry: |
| 38 | %i = alloca %struct.I, align 4 |
| 39 | %0 = bitcast %struct.I* %i to i8* |
| 40 | call void @llvm.lifetime.start(i64 4000, i8* %0) #1 |
| 41 | call void @use_I(%struct.I* byval %i) #3 |
| 42 | call void @llvm.lifetime.end(i64 4000, i8* %0) #1 |
| 43 | ret void |
| 44 | } |
| 45 | |
| 46 | declare void @use_C(%struct.C* byval) #2 |
| 47 | declare void @use_S(%struct.S* byval) #2 |
| 48 | declare void @use_I(%struct.I* byval) #2 |
| 49 | |
| 50 | declare void @llvm.lifetime.start(i64, i8* nocapture) #1 |
| 51 | declare void @llvm.lifetime.end(i64, i8* nocapture) #1 |
| 52 | |
| 53 | |
| 54 | attributes #0 = { nounwind optsize "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| 55 | attributes #1 = { nounwind } |
| 56 | attributes #2 = { optsize "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| 57 | attributes #3 = { nounwind optsize } |