diff options
Diffstat (limited to 'llvm/test/Transforms/InstCombine/memmove_chk-1.ll')
-rw-r--r-- | llvm/test/Transforms/InstCombine/memmove_chk-1.ll | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/llvm/test/Transforms/InstCombine/memmove_chk-1.ll b/llvm/test/Transforms/InstCombine/memmove_chk-1.ll deleted file mode 100644 index f006985305b..00000000000 --- a/llvm/test/Transforms/InstCombine/memmove_chk-1.ll +++ /dev/null @@ -1,64 +0,0 @@ -; Test lib call simplification of __memmove_chk calls with various values -; for dstlen and len. -; -; RUN: opt < %s -instcombine -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" - -%struct.T1 = type { [100 x i32], [100 x i32], [1024 x i8] } -%struct.T2 = type { [100 x i32], [100 x i32], [1024 x i8] } -%struct.T3 = type { [100 x i32], [100 x i32], [2048 x i8] } - -@t1 = common global %struct.T1 zeroinitializer -@t2 = common global %struct.T2 zeroinitializer -@t3 = common global %struct.T3 zeroinitializer - -; Check cases where dstlen >= len. - -define i8* @test_simplify1() { -; CHECK-LABEL: @test_simplify1( - %dst = bitcast %struct.T1* @t1 to i8* - %src = bitcast %struct.T2* @t2 to i8* - -; CHECK-NEXT: call void @llvm.memmove.p0i8.p0i8.i64(i8* align 4 bitcast (%struct.T1* @t1 to i8*), i8* align 4 bitcast (%struct.T2* @t2 to i8*), i64 1824, i1 false) -; CHECK-NEXT: ret i8* bitcast (%struct.T1* @t1 to i8*) - %ret = call i8* @__memmove_chk(i8* %dst, i8* %src, i64 1824, i64 1824) - ret i8* %ret -} - -define i8* @test_simplify2() { -; CHECK-LABEL: @test_simplify2( - %dst = bitcast %struct.T1* @t1 to i8* - %src = bitcast %struct.T3* @t3 to i8* - -; CHECK-NEXT: call void @llvm.memmove.p0i8.p0i8.i64(i8* align 4 bitcast (%struct.T1* @t1 to i8*), i8* align 4 bitcast (%struct.T3* @t3 to i8*), i64 1824, i1 false) -; CHECK-NEXT: ret i8* bitcast (%struct.T1* @t1 to i8*) - %ret = call i8* @__memmove_chk(i8* %dst, i8* %src, i64 1824, i64 2848) - ret i8* %ret -} - -; Check cases where dstlen < len. - -define i8* @test_no_simplify1() { -; CHECK-LABEL: @test_no_simplify1( - %dst = bitcast %struct.T3* @t3 to i8* - %src = bitcast %struct.T1* @t1 to i8* - -; CHECK-NEXT: %ret = call i8* @__memmove_chk(i8* bitcast (%struct.T3* @t3 to i8*), i8* bitcast (%struct.T1* @t1 to i8*), i64 2848, i64 1824) -; CHECK-NEXT: ret i8* %ret - %ret = call i8* @__memmove_chk(i8* %dst, i8* %src, i64 2848, i64 1824) - ret i8* %ret -} - -define i8* @test_no_simplify2() { -; CHECK-LABEL: @test_no_simplify2( - %dst = bitcast %struct.T1* @t1 to i8* - %src = bitcast %struct.T2* @t2 to i8* - -; CHECK-NEXT: %ret = call i8* @__memmove_chk(i8* bitcast (%struct.T1* @t1 to i8*), i8* bitcast (%struct.T2* @t2 to i8*), i64 1024, i64 0) -; CHECK-NEXT: ret i8* %ret - %ret = call i8* @__memmove_chk(i8* %dst, i8* %src, i64 1024, i64 0) - ret i8* %ret -} - -declare i8* @__memmove_chk(i8*, i8*, i64, i64) |