Please use GitHub pull requests for new patches. Phabricator shutdown timeline
Changeset View
Changeset View
Standalone View
Standalone View
cfe/trunk/test/CodeGen/init.c
| Show First 20 Lines • Show All 134 Lines • ▼ Show 20 Lines | void test10(int X) { | ||||
| bar(&S); | bar(&S); | ||||
| // CHECK-LABEL: @test10( | // CHECK-LABEL: @test10( | ||||
| // CHECK: call void @llvm.memset | // CHECK: call void @llvm.memset | ||||
| // CHECK-NOT: store i32 0 | // CHECK-NOT: store i32 0 | ||||
| // CHECK: call void @bar | // CHECK: call void @bar | ||||
| } | } | ||||
| void nonzeroMemseti8() { | |||||
| char arr[33] = { 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, }; | |||||
| // CHECK-LABEL: @nonzeroMemseti8( | |||||
| // CHECK-NOT: store | |||||
| // CHECK-NOT: memcpy | |||||
| // CHECK: call void @llvm.memset.p0i8.i32(i8* {{.*}}, i8 42, i32 33, i1 false) | |||||
| } | |||||
| void nonzeroMemseti16() { | |||||
| unsigned short arr[17] = { 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, 0x4242, }; | |||||
| // CHECK-LABEL: @nonzeroMemseti16( | |||||
| // CHECK-NOT: store | |||||
| // CHECK-NOT: memcpy | |||||
| // CHECK: call void @llvm.memset.p0i8.i32(i8* {{.*}}, i8 66, i32 34, i1 false) | |||||
| } | |||||
| void nonzeroMemseti32() { | |||||
| unsigned arr[9] = { 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0, 0xF0F0F0F0, }; | |||||
| // CHECK-LABEL: @nonzeroMemseti32( | |||||
| // CHECK-NOT: store | |||||
| // CHECK-NOT: memcpy | |||||
| // CHECK: call void @llvm.memset.p0i8.i32(i8* {{.*}}, i8 -16, i32 36, i1 false) | |||||
| } | |||||
| void nonzeroMemseti64() { | |||||
| unsigned long long arr[7] = { 0xAAAAAAAAAAAAAAAA, 0xAAAAAAAAAAAAAAAA, 0xAAAAAAAAAAAAAAAA, 0xAAAAAAAAAAAAAAAA, 0xAAAAAAAAAAAAAAAA, 0xAAAAAAAAAAAAAAAA, 0xAAAAAAAAAAAAAAAA, }; | |||||
| // CHECK-LABEL: @nonzeroMemseti64( | |||||
| // CHECK-NOT: store | |||||
| // CHECK-NOT: memcpy | |||||
| // CHECK: call void @llvm.memset.p0i8.i32(i8* {{.*}}, i8 -86, i32 56, i1 false) | |||||
| } | |||||
| void nonzeroMemsetf32() { | |||||
| float arr[9] = { 0x1.cacacap+75, 0x1.cacacap+75, 0x1.cacacap+75, 0x1.cacacap+75, 0x1.cacacap+75, 0x1.cacacap+75, 0x1.cacacap+75, 0x1.cacacap+75, 0x1.cacacap+75, }; | |||||
| // CHECK-LABEL: @nonzeroMemsetf32( | |||||
| // CHECK-NOT: store | |||||
| // CHECK-NOT: memcpy | |||||
| // CHECK: call void @llvm.memset.p0i8.i32(i8* {{.*}}, i8 101, i32 36, i1 false) | |||||
| } | |||||
| void nonzeroMemsetf64() { | |||||
| double arr[7] = { 0x1.4444444444444p+69, 0x1.4444444444444p+69, 0x1.4444444444444p+69, 0x1.4444444444444p+69, 0x1.4444444444444p+69, 0x1.4444444444444p+69, 0x1.4444444444444p+69, }; | |||||
| // CHECK-LABEL: @nonzeroMemsetf64( | |||||
| // CHECK-NOT: store | |||||
| // CHECK-NOT: memcpy | |||||
| // CHECK: call void @llvm.memset.p0i8.i32(i8* {{.*}}, i8 68, i32 56, i1 false) | |||||
| } | |||||
| void nonzeroPaddedUnionMemset() { | |||||
| union U { char c; int i; }; | |||||
| union U arr[9] = { 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, 0xF0, }; | |||||
| // CHECK-LABEL: @nonzeroPaddedUnionMemset( | |||||
| // CHECK-NOT: store | |||||
| // CHECK-NOT: memcpy | |||||
| // CHECK: call void @llvm.memset.p0i8.i32(i8* {{.*}}, i8 -16, i32 36, i1 false) | |||||
| } | |||||
| void nonzeroNestedMemset() { | |||||
| union U { char c; int i; }; | |||||
| struct S { union U u; short i; }; | |||||
| struct S arr[5] = { { {0xF0}, 0xF0F0 }, { {0xF0}, 0xF0F0 }, { {0xF0}, 0xF0F0 }, { {0xF0}, 0xF0F0 }, { {0xF0}, 0xF0F0 }, }; | |||||
| // CHECK-LABEL: @nonzeroNestedMemset( | |||||
| // CHECK-NOT: store | |||||
| // CHECK-NOT: memcpy | |||||
| // CHECK: call void @llvm.memset.p0i8.i32(i8* {{.*}}, i8 -16, i32 40, i1 false) | |||||
| } | |||||
| // PR9257 | // PR9257 | ||||
| struct test11S { | struct test11S { | ||||
| int A[10]; | int A[10]; | ||||
| }; | }; | ||||
| void test11(struct test11S *P) { | void test11(struct test11S *P) { | ||||
| *P = (struct test11S) { .A = { [0 ... 3] = 4 } }; | *P = (struct test11S) { .A = { [0 ... 3] = 4 } }; | ||||
| // CHECK-LABEL: @test11( | // CHECK-LABEL: @test11( | ||||
| ▲ Show 20 Lines • Show All 41 Lines • Show Last 20 Lines | |||||