140 lines
3.8 KiB
LLVM
140 lines
3.8 KiB
LLVM
; RUN: opt -scalarrepl -S < %s | FileCheck %s
|
|
|
|
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"
|
|
target triple = "x86_64-unknown-linux-gnu"
|
|
|
|
declare void @llvm.lifetime.start(i64, i8*)
|
|
declare void @llvm.lifetime.end(i64, i8*)
|
|
|
|
%t1 = type {i32, i32, i32}
|
|
|
|
define void @test1() {
|
|
; CHECK-LABEL: @test1(
|
|
%A = alloca %t1
|
|
%A1 = getelementptr %t1, %t1* %A, i32 0, i32 0
|
|
%A2 = getelementptr %t1, %t1* %A, i32 0, i32 1
|
|
%A3 = getelementptr %t1, %t1* %A, i32 0, i32 2
|
|
%B = bitcast i32* %A1 to i8*
|
|
store i32 0, i32* %A1
|
|
call void @llvm.lifetime.start(i64 -1, i8* %B)
|
|
ret void
|
|
; CHECK-NEXT: ret void
|
|
}
|
|
|
|
define void @test2() {
|
|
; CHECK-LABEL: @test2(
|
|
%A = alloca %t1
|
|
%A1 = getelementptr %t1, %t1* %A, i32 0, i32 0
|
|
%A2 = getelementptr %t1, %t1* %A, i32 0, i32 1
|
|
%A3 = getelementptr %t1, %t1* %A, i32 0, i32 2
|
|
%B = bitcast i32* %A2 to i8*
|
|
store i32 0, i32* %A2
|
|
call void @llvm.lifetime.start(i64 -1, i8* %B)
|
|
%C = load i32, i32* %A2
|
|
ret void
|
|
; CHECK: ret void
|
|
}
|
|
|
|
define void @test3() {
|
|
; CHECK-LABEL: @test3(
|
|
%A = alloca %t1
|
|
%A1 = getelementptr %t1, %t1* %A, i32 0, i32 0
|
|
%A2 = getelementptr %t1, %t1* %A, i32 0, i32 1
|
|
%A3 = getelementptr %t1, %t1* %A, i32 0, i32 2
|
|
%B = bitcast i32* %A2 to i8*
|
|
store i32 0, i32* %A2
|
|
call void @llvm.lifetime.start(i64 6, i8* %B)
|
|
%C = load i32, i32* %A2
|
|
ret void
|
|
; CHECK-NEXT: ret void
|
|
}
|
|
|
|
define void @test4() {
|
|
; CHECK-LABEL: @test4(
|
|
%A = alloca %t1
|
|
%A1 = getelementptr %t1, %t1* %A, i32 0, i32 0
|
|
%A2 = getelementptr %t1, %t1* %A, i32 0, i32 1
|
|
%A3 = getelementptr %t1, %t1* %A, i32 0, i32 2
|
|
%B = bitcast i32* %A2 to i8*
|
|
store i32 0, i32* %A2
|
|
call void @llvm.lifetime.start(i64 1, i8* %B)
|
|
%C = load i32, i32* %A2
|
|
ret void
|
|
; CHECK-NEXT: ret void
|
|
}
|
|
|
|
%t2 = type {i32, [4 x i8], i32}
|
|
|
|
define void @test5() {
|
|
; CHECK-LABEL: @test5(
|
|
%A = alloca %t2
|
|
; CHECK: alloca{{.*}}i8
|
|
; CHECK: alloca{{.*}}i8
|
|
; CHECK: alloca{{.*}}i8
|
|
|
|
%A21 = getelementptr %t2, %t2* %A, i32 0, i32 1, i32 0
|
|
%A22 = getelementptr %t2, %t2* %A, i32 0, i32 1, i32 1
|
|
%A23 = getelementptr %t2, %t2* %A, i32 0, i32 1, i32 2
|
|
%A24 = getelementptr %t2, %t2* %A, i32 0, i32 1, i32 3
|
|
; CHECK-NOT: store i8 1
|
|
store i8 1, i8* %A21
|
|
store i8 2, i8* %A22
|
|
store i8 3, i8* %A23
|
|
store i8 4, i8* %A24
|
|
|
|
%A1 = getelementptr %t2, %t2* %A, i32 0, i32 0
|
|
%A2 = getelementptr %t2, %t2* %A, i32 0, i32 1, i32 1
|
|
%A3 = getelementptr %t2, %t2* %A, i32 0, i32 2
|
|
store i8 0, i8* %A2
|
|
call void @llvm.lifetime.start(i64 5, i8* %A2)
|
|
; CHECK: llvm.lifetime{{.*}}i64 1
|
|
; CHECK: llvm.lifetime{{.*}}i64 1
|
|
; CHECK: llvm.lifetime{{.*}}i64 1
|
|
%C = load i8, i8* %A2
|
|
ret void
|
|
}
|
|
|
|
%t3 = type {[4 x i16], [4 x i8]}
|
|
|
|
define void @test6() {
|
|
; CHECK-LABEL: @test6(
|
|
%A = alloca %t3
|
|
; CHECK: alloca i8
|
|
; CHECK: alloca i8
|
|
; CHECK: alloca i8
|
|
|
|
%A11 = getelementptr %t3, %t3* %A, i32 0, i32 0, i32 0
|
|
%A12 = getelementptr %t3, %t3* %A, i32 0, i32 0, i32 1
|
|
%A13 = getelementptr %t3, %t3* %A, i32 0, i32 0, i32 2
|
|
%A14 = getelementptr %t3, %t3* %A, i32 0, i32 0, i32 3
|
|
store i16 11, i16* %A11
|
|
store i16 12, i16* %A12
|
|
store i16 13, i16* %A13
|
|
store i16 14, i16* %A14
|
|
; CHECK-NOT: store i16 11
|
|
; CHECK-NOT: store i16 12
|
|
; CHECK-NOT: store i16 13
|
|
; CHECK-NOT: store i16 14
|
|
|
|
%A21 = getelementptr %t3, %t3* %A, i32 0, i32 1, i32 0
|
|
%A22 = getelementptr %t3, %t3* %A, i32 0, i32 1, i32 1
|
|
%A23 = getelementptr %t3, %t3* %A, i32 0, i32 1, i32 2
|
|
%A24 = getelementptr %t3, %t3* %A, i32 0, i32 1, i32 3
|
|
store i8 21, i8* %A21
|
|
store i8 22, i8* %A22
|
|
store i8 23, i8* %A23
|
|
store i8 24, i8* %A24
|
|
; CHECK: store i8 21
|
|
; CHECK: store i8 22
|
|
; CHECK: store i8 23
|
|
; CHECK-NOT: store i8 24
|
|
|
|
%B = bitcast i16* %A13 to i8*
|
|
call void @llvm.lifetime.start(i64 7, i8* %B)
|
|
; CHECK: lifetime.start{{.*}}i64 1
|
|
; CHECK: lifetime.start{{.*}}i64 1
|
|
; CHECK: lifetime.start{{.*}}i64 1
|
|
|
|
ret void
|
|
}
|